Commit bf4d1078534f14776d777ae37a83736eb969cb7e
1 parent
b764ba95
Convert <option> to :samp: and clean up literal blocks
:option: is stronger and assumes a reference to a list of options. Since we don't have that yet, just use :samp: for options. Inside literal code blocks, there is no expansion, so just remove markup.
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2 changed files
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455 additions
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456 deletions
TODO
| ... | ... | @@ -36,7 +36,6 @@ Make sure the information from <book> is in there |
| 36 | 36 | <xref> -- find #ref. in converted rst |
| 37 | 37 | Correct placement of comment: <!-- This section is referenced in QPDFObjectHandle.hh --> |
| 38 | 38 | |
| 39 | -<option> -> :samp: (allows {x}) | |
| 40 | 39 | <firstterm> -> just use literal |
| 41 | 40 | <replaceable> -> Make sure in :file: or :samp:, then use {} |
| 42 | 41 | ... | ... |
manual/index.rst
| ... | ... | @@ -131,7 +131,7 @@ contents of PDF files. If you are making deep changes to the library |
| 131 | 131 | that cause changes in the contents of the files that qpdf generates, |
| 132 | 132 | then you should enable the image comparison tests. Enable them by |
| 133 | 133 | running :command:`configure` with the |
| 134 | -@1@option@1@--enable-test-compare-images@2@option@2@ flag. If you enable | |
| 134 | +:samp:`--enable-test-compare-images` flag. If you enable | |
| 135 | 135 | this, the following additional requirements are required by the test |
| 136 | 136 | suite. Note that in no case are these items required to use qpdf. |
| 137 | 137 | |
| ... | ... | @@ -226,22 +226,22 @@ available crypto providers, and to use an external provider as the |
| 226 | 226 | default over the native one. This behavior can be changed with the |
| 227 | 227 | following flags to :command:`./configure`: |
| 228 | 228 | |
| 229 | -- @1@option@1@--enable-crypto-@1@replaceable@1@x@2@replaceable@2@@2@option@2@ | |
| 229 | +- :samp:`--enable-crypto-@1@replaceable@1@x@2@replaceable@2@` | |
| 230 | 230 | (where @1@replaceable@1@x@2@replaceable@2@ is a supported crypto |
| 231 | 231 | provider): enable the @1@replaceable@1@x@2@replaceable@2@ crypto |
| 232 | 232 | provider, requiring any external dependencies it needs |
| 233 | 233 | |
| 234 | -- @1@option@1@--disable-crypto-@1@replaceable@1@x@2@replaceable@2@@2@option@2@: | |
| 234 | +- :samp:`--disable-crypto-@1@replaceable@1@x@2@replaceable@2@`: | |
| 235 | 235 | disable the @1@replaceable@1@x@2@replaceable@2@ provider, and do not |
| 236 | 236 | link against its dependencies even if they are available |
| 237 | 237 | |
| 238 | -- @1@option@1@--with-default-crypto=@1@replaceable@1@x@2@replaceable@2@@2@option@2@: | |
| 238 | +- :samp:`--with-default-crypto=@1@replaceable@1@x@2@replaceable@2@`: | |
| 239 | 239 | make @1@replaceable@1@x@2@replaceable@2@ the default provider even if |
| 240 | 240 | a higher priority one is available |
| 241 | 241 | |
| 242 | -- @1@option@1@--disable-implicit-crypto@2@option@2@: only build crypto | |
| 242 | +- :samp:`--disable-implicit-crypto`: only build crypto | |
| 243 | 243 | providers that are explicitly requested with an |
| 244 | - @1@option@1@--enable-crypto-@1@replaceable@1@x@2@replaceable@2@@2@option@2@ | |
| 244 | + :samp:`--enable-crypto-@1@replaceable@1@x@2@replaceable@2@` | |
| 245 | 245 | option |
| 246 | 246 | |
| 247 | 247 | For example, if you want to guarantee that the gnutls crypto provider is |
| ... | ... | @@ -278,7 +278,7 @@ files you need to build. |
| 278 | 278 | Runtime Crypto Provider Selection |
| 279 | 279 | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
| 280 | 280 | |
| 281 | -You can use the @1@option@1@--show-crypto@2@option@2@ option to | |
| 281 | +You can use the :samp:`--show-crypto` option to | |
| 282 | 282 | :command:`qpdf` to get a list of available crypto |
| 283 | 283 | providers. The default provider is always listed first, and the rest are |
| 284 | 284 | listed in lexical order. Each crypto provider is listed on a line by |
| ... | ... | @@ -395,7 +395,7 @@ some things you may want to keep in mind: |
| 395 | 395 | providers. Read `Build Support For Crypto |
| 396 | 396 | Providers <#ref.crypto.build>`__ for details. |
| 397 | 397 | |
| 398 | -- Passing @1@option@1@--enable-show-failed-test-output@2@option@2@ to | |
| 398 | +- Passing :samp:`--enable-show-failed-test-output` to | |
| 399 | 399 | :command:`./configure` will cause any failed test |
| 400 | 400 | output to be written to the console. This can be very useful for |
| 401 | 401 | seeing test failures generated by autobuilders where you can't access |
| ... | ... | @@ -408,7 +408,7 @@ some things you may want to keep in mind: |
| 408 | 408 | accidentally forgetting to regenerate automatic files after modifying |
| 409 | 409 | their sources. If your packaging environment automatically refreshes |
| 410 | 410 | automatic files, it can cause this check to fail. Suppress qpdf's |
| 411 | - checks by passing @1@option@1@--disable-check-autofiles@2@option@2@ | |
| 411 | + checks by passing :samp:`--disable-check-autofiles` | |
| 412 | 412 | to :command:`/.configure`. This is safe since qpdf's |
| 413 | 413 | :command:`autogen.sh` just runs autotools in the |
| 414 | 414 | normal way. |
| ... | ... | @@ -440,41 +440,41 @@ When running qpdf, the basic invocation is as follows: |
| 440 | 440 | |
| 441 | 441 | :: |
| 442 | 442 | |
| 443 | - :command:`qpdf`@1@option@1@ [ @1@replaceable@1@options@2@replaceable@2@ ] { @1@replaceable@1@infilename@2@replaceable@2@ | @1@option@1@--empty@2@option@2@ } [ @1@replaceable@1@page_selection_options@2@replaceable@2@ ] @1@replaceable@1@outfilename@2@replaceable@2@@2@option@2@ | |
| 443 | + qpdf [ options ] { infilename | --empty } outfilename | |
| 444 | 444 | |
| 445 | -This converts PDF file @1@option@1@infilename@2@option@2@ to PDF file | |
| 446 | -@1@option@1@outfilename@2@option@2@. The output file is functionally | |
| 445 | +This converts PDF file :samp:`infilename` to PDF file | |
| 446 | +:samp:`outfilename`. The output file is functionally | |
| 447 | 447 | identical to the input file but may have been structurally reorganized. |
| 448 | 448 | Also, orphaned objects will be removed from the file. Many |
| 449 | 449 | transformations are available as controlled by the options below. In |
| 450 | -place of @1@option@1@infilename@2@option@2@, the parameter | |
| 451 | -@1@option@1@--empty@2@option@2@ may be specified. This causes qpdf to | |
| 450 | +place of :samp:`infilename`, the parameter | |
| 451 | +:samp:`--empty` may be specified. This causes qpdf to | |
| 452 | 452 | use a dummy input file that contains zero pages. The only normal use |
| 453 | -case for using @1@option@1@--empty@2@option@2@ would be if you were | |
| 453 | +case for using :samp:`--empty` would be if you were | |
| 454 | 454 | going to add pages from another source, as discussed in `Page Selection |
| 455 | 455 | Options <#ref.page-selection>`__. |
| 456 | 456 | |
| 457 | -If @1@option@1@@filename@2@option@2@ appears as a word anywhere in the | |
| 457 | +If :samp:`@filename` appears as a word anywhere in the | |
| 458 | 458 | command-line, it will be read line by line, and each line will be |
| 459 | 459 | treated as a command-line argument. Leading and trailing whitespace is |
| 460 | 460 | intentionally not removed from lines, which makes it possible to handle |
| 461 | -arguments that start or end with spaces. The @1@option@1@@-@2@option@2@ | |
| 461 | +arguments that start or end with spaces. The :samp:`@-` | |
| 462 | 462 | option allows arguments to be read from standard input. This allows qpdf |
| 463 | 463 | to be invoked with an arbitrary number of arbitrarily long arguments. It |
| 464 | 464 | is also very useful for avoiding having to pass passwords on the command |
| 465 | -line. Note that the @1@option@1@@filename@2@option@2@ can't appear in | |
| 465 | +line. Note that the :samp:`@filename` can't appear in | |
| 466 | 466 | the middle of an argument, so constructs such as |
| 467 | -@1@option@1@--arg=@option@2@option@2@ will not work. You would have to | |
| 467 | +:samp:`--arg=@option` will not work. You would have to | |
| 468 | 468 | include the argument and its options together in the arguments file. |
| 469 | 469 | |
| 470 | -@1@option@1@outfilename@2@option@2@ does not have to be seekable, even | |
| 471 | -when generating linearized files. Specifying "@1@option@1@-@2@option@2@" | |
| 472 | -as @1@option@1@outfilename@2@option@2@ means to write to standard | |
| 470 | +:samp:`outfilename` does not have to be seekable, even | |
| 471 | +when generating linearized files. Specifying ":samp:`-`" | |
| 472 | +as :samp:`outfilename` means to write to standard | |
| 473 | 473 | output. If you want to overwrite the input file with the output, use the |
| 474 | -option @1@option@1@--replace-input@2@option@2@ and omit the output file | |
| 474 | +option :samp:`--replace-input` and omit the output file | |
| 475 | 475 | name. You can't specify the same file as both the input and the output. |
| 476 | 476 | If you do this, qpdf will tell you about the |
| 477 | -@1@option@1@--replace-input@2@option@2@ option. | |
| 477 | +:samp:`--replace-input` option. | |
| 478 | 478 | |
| 479 | 479 | Most options require an output file, but some testing or inspection |
| 480 | 480 | commands do not. These are specifically noted. |
| ... | ... | @@ -489,7 +489,7 @@ follows: |
| 489 | 489 | |
| 490 | 490 | - ``0``: no errors or warnings were found. The file may still have |
| 491 | 491 | problems qpdf can't detect. If |
| 492 | - @1@option@1@--warning-exit-0@2@option@2@ was specified, exit status 0 | |
| 492 | + :samp:`--warning-exit-0` was specified, exit status 0 | |
| 493 | 493 | is used even if there are warnings. |
| 494 | 494 | |
| 495 | 495 | - ``2``: errors were found. qpdf was not able to fully process the |
| ... | ... | @@ -498,8 +498,8 @@ follows: |
| 498 | 498 | - ``3``: qpdf encountered problems that it was able to recover from. In |
| 499 | 499 | some cases, the resulting file may still be damaged. Note that qpdf |
| 500 | 500 | still exits with status ``3`` if it finds warnings even when |
| 501 | - @1@option@1@--no-warn@2@option@2@ is specified. With | |
| 502 | - @1@option@1@--warning-exit-0@2@option@2@, warnings without errors | |
| 501 | + :samp:`--no-warn` is specified. With | |
| 502 | + :samp:`--warning-exit-0`, warnings without errors | |
| 503 | 503 | exit with status 0 instead of 3. |
| 504 | 504 | |
| 505 | 505 | Note that :command:`qpdf` never exists with status ``1``. |
| ... | ... | @@ -534,94 +534,94 @@ Basic Options |
| 534 | 534 | The following options are the most common ones and perform commonly |
| 535 | 535 | needed transformations. |
| 536 | 536 | |
| 537 | -@1@option@1@--help@2@option@2@ | |
| 537 | +:samp:`--help` | |
| 538 | 538 | Display command-line invocation help. |
| 539 | 539 | |
| 540 | -@1@option@1@--version@2@option@2@ | |
| 540 | +:samp:`--version` | |
| 541 | 541 | Display the current version of qpdf. |
| 542 | 542 | |
| 543 | -@1@option@1@--copyright@2@option@2@ | |
| 543 | +:samp:`--copyright` | |
| 544 | 544 | Show detailed copyright information. |
| 545 | 545 | |
| 546 | -@1@option@1@--show-crypto@2@option@2@ | |
| 546 | +:samp:`--show-crypto` | |
| 547 | 547 | Show a list of available crypto providers, each on a line by itself. |
| 548 | 548 | The default provider is always listed first. See `Crypto |
| 549 | 549 | Providers <#ref.crypto>`__ for more information about crypto |
| 550 | 550 | providers. |
| 551 | 551 | |
| 552 | -@1@option@1@--completion-bash@2@option@2@ | |
| 552 | +:samp:`--completion-bash` | |
| 553 | 553 | Output a completion command you can eval to enable shell completion |
| 554 | 554 | from bash. |
| 555 | 555 | |
| 556 | -@1@option@1@--completion-zsh@2@option@2@ | |
| 556 | +:samp:`--completion-zsh` | |
| 557 | 557 | Output a completion command you can eval to enable shell completion |
| 558 | 558 | from zsh. |
| 559 | 559 | |
| 560 | -@1@option@1@--password=@1@replaceable@1@password@2@replaceable@2@@2@option@2@ | |
| 560 | +:samp:`--password=@1@replaceable@1@password@2@replaceable@2@` | |
| 561 | 561 | Specifies a password for accessing encrypted files. To read the |
| 562 | 562 | password from a file or standard input, you can use |
| 563 | - @1@option@1@--password-file@2@option@2@, added in qpdf 10.2. Note | |
| 564 | - that you can also use @1@option@1@@filename@2@option@2@ or | |
| 565 | - @1@option@1@@-@2@option@2@ as described above to put the password in | |
| 563 | + :samp:`--password-file`, added in qpdf 10.2. Note | |
| 564 | + that you can also use :samp:`@filename` or | |
| 565 | + :samp:`@-` as described above to put the password in | |
| 566 | 566 | a file or pass it via standard input, but you would do so by |
| 567 | 567 | specifying the entire |
| 568 | - @1@option@1@--password=@1@replaceable@1@password@2@replaceable@2@@2@option@2@ | |
| 568 | + :samp:`--password=@1@replaceable@1@password@2@replaceable@2@` | |
| 569 | 569 | option in the file. Syntax such as |
| 570 | - @1@option@1@--password=@filename@2@option@2@ won't work since | |
| 571 | - @1@option@1@@filename@2@option@2@ is not recognized in the middle of | |
| 570 | + :samp:`--password=@filename` won't work since | |
| 571 | + :samp:`@filename` is not recognized in the middle of | |
| 572 | 572 | an argument. |
| 573 | 573 | |
| 574 | -@1@option@1@--password-file=@1@replaceable@1@filename@2@replaceable@2@@2@option@2@ | |
| 574 | +:samp:`--password-file=@1@replaceable@1@filename@2@replaceable@2@` | |
| 575 | 575 | Reads the first line from the specified file and uses it as the |
| 576 | 576 | password for accessing encrypted files. |
| 577 | - @1@option@1@@1@replaceable@1@filename@2@replaceable@2@@2@option@2@ | |
| 577 | + :samp:`@1@replaceable@1@filename@2@replaceable@2@` | |
| 578 | 578 | may be ``-`` to read the password from standard input. Note that, in |
| 579 | 579 | this case, the password is echoed and there is no prompt, so use with |
| 580 | 580 | caution. |
| 581 | 581 | |
| 582 | -@1@option@1@--is-encrypted@2@option@2@ | |
| 582 | +:samp:`--is-encrypted` | |
| 583 | 583 | Silently exit with status 0 if the file is encrypted or status 2 if |
| 584 | 584 | the file is not encrypted. This is useful for shell scripts. Other |
| 585 | 585 | options are ignored if this is given. This option is mutually |
| 586 | - exclusive with @1@option@1@--requires-password@2@option@2@. Both this | |
| 587 | - option and @1@option@1@--requires-password@2@option@2@ exit with | |
| 586 | + exclusive with :samp:`--requires-password`. Both this | |
| 587 | + option and :samp:`--requires-password` exit with | |
| 588 | 588 | status 2 for non-encrypted files. |
| 589 | 589 | |
| 590 | -@1@option@1@--requires-password@2@option@2@ | |
| 590 | +:samp:`--requires-password` | |
| 591 | 591 | Silently exit with status 0 if a password (other than as supplied) is |
| 592 | 592 | required. Exit with status 2 if the file is not encrypted. Exit with |
| 593 | 593 | status 3 if the file is encrypted but requires no password or the |
| 594 | 594 | correct password has been supplied. This is useful for shell scripts. |
| 595 | 595 | Note that any supplied password is used when opening the file. When |
| 596 | - used with a @1@option@1@--password@2@option@2@ option, this option | |
| 596 | + used with a :samp:`--password` option, this option | |
| 597 | 597 | can be used to check the correctness of the password. In that case, |
| 598 | 598 | an exit status of 3 means the file works with the supplied password. |
| 599 | 599 | This option is mutually exclusive with |
| 600 | - @1@option@1@--is-encrypted@2@option@2@. Both this option and | |
| 601 | - @1@option@1@--is-encrypted@2@option@2@ exit with status 2 for | |
| 600 | + :samp:`--is-encrypted`. Both this option and | |
| 601 | + :samp:`--is-encrypted` exit with status 2 for | |
| 602 | 602 | non-encrypted files. |
| 603 | 603 | |
| 604 | -@1@option@1@--verbose@2@option@2@ | |
| 604 | +:samp:`--verbose` | |
| 605 | 605 | Increase verbosity of output. For now, this just prints some |
| 606 | 606 | indication of any file that it creates. |
| 607 | 607 | |
| 608 | -@1@option@1@--progress@2@option@2@ | |
| 608 | +:samp:`--progress` | |
| 609 | 609 | Indicate progress while writing files. |
| 610 | 610 | |
| 611 | -@1@option@1@--no-warn@2@option@2@ | |
| 611 | +:samp:`--no-warn` | |
| 612 | 612 | Suppress writing of warnings to stderr. If warnings were detected and |
| 613 | 613 | suppressed, :command:`qpdf` will still exit with exit |
| 614 | - code 3. See also @1@option@1@--warning-exit-0@2@option@2@. | |
| 614 | + code 3. See also :samp:`--warning-exit-0`. | |
| 615 | 615 | |
| 616 | -@1@option@1@--warning-exit-0@2@option@2@ | |
| 616 | +:samp:`--warning-exit-0` | |
| 617 | 617 | If warnings are found but no errors, exit with exit code 0 instead 3. |
| 618 | - When combined with @1@option@1@--no-warn@2@option@2@, the effect is | |
| 618 | + When combined with :samp:`--no-warn`, the effect is | |
| 619 | 619 | for :command:`qpdf` to completely ignore warnings. |
| 620 | 620 | |
| 621 | -@1@option@1@--linearize@2@option@2@ | |
| 621 | +:samp:`--linearize` | |
| 622 | 622 | Causes generation of a linearized (web-optimized) output file. |
| 623 | 623 | |
| 624 | -@1@option@1@--replace-input@2@option@2@ | |
| 624 | +:samp:`--replace-input` | |
| 625 | 625 | If specified, the output file name should be omitted. This option |
| 626 | 626 | tells qpdf to replace the input file with the output. It does this by |
| 627 | 627 | writing to |
| ... | ... | @@ -630,17 +630,17 @@ needed transformations. |
| 630 | 630 | If there were any warnings, the original input is saved as |
| 631 | 631 | :file:`@1@replaceable@1@infilename@2@replaceable@2@.~qpdf-orig`. |
| 632 | 632 | |
| 633 | -@1@option@1@--copy-encryption=file@2@option@2@ | |
| 633 | +:samp:`--copy-encryption=file` | |
| 634 | 634 | Encrypt the file using the same encryption parameters, including user |
| 635 | 635 | and owner password, as the specified file. Use |
| 636 | - @1@option@1@--encryption-file-password@2@option@2@ to specify a | |
| 636 | + :samp:`--encryption-file-password` to specify a | |
| 637 | 637 | password if one is needed to open this file. Note that copying the |
| 638 | 638 | encryption parameters from a file also copies the first half of |
| 639 | 639 | ``/ID`` from the file since this is part of the encryption |
| 640 | 640 | parameters. |
| 641 | 641 | |
| 642 | -@1@option@1@--encryption-file-password=password@2@option@2@ | |
| 643 | - If the file specified with @1@option@1@--copy-encryption@2@option@2@ | |
| 642 | +:samp:`--encryption-file-password=password` | |
| 643 | + If the file specified with :samp:`--copy-encryption` | |
| 644 | 644 | requires a password, specify the password using this option. Note |
| 645 | 645 | that only one of the user or owner password is required. Both |
| 646 | 646 | passwords will be preserved since QPDF does not distinguish between |
| ... | ... | @@ -648,30 +648,30 @@ needed transformations. |
| 648 | 648 | including the owner password, from a file even if you don't know the |
| 649 | 649 | file's owner password. |
| 650 | 650 | |
| 651 | -@1@option@1@--allow-weak-crypto@2@option@2@ | |
| 651 | +:samp:`--allow-weak-crypto` | |
| 652 | 652 | Starting with version 10.4, qpdf issues warnings when requested to |
| 653 | 653 | create files using RC4 encryption. This option suppresses those |
| 654 | 654 | warnings. In future versions of qpdf, qpdf will refuse to create |
| 655 | 655 | files with weak cryptography when this flag is not given. See `Weak |
| 656 | 656 | Cryptography <#ref.weak-crypto>`__ for additional details. |
| 657 | 657 | |
| 658 | -@1@option@1@--encrypt options --@2@option@2@ | |
| 658 | +:samp:`--encrypt options --` | |
| 659 | 659 | Causes generation an encrypted output file. Please see `Encryption |
| 660 | 660 | Options <#ref.encryption-options>`__ for details on how to specify |
| 661 | 661 | encryption parameters. |
| 662 | 662 | |
| 663 | -@1@option@1@--decrypt@2@option@2@ | |
| 663 | +:samp:`--decrypt` | |
| 664 | 664 | Removes any encryption on the file. A password must be supplied if |
| 665 | 665 | the file is password protected. |
| 666 | 666 | |
| 667 | -@1@option@1@--password-is-hex-key@2@option@2@ | |
| 667 | +:samp:`--password-is-hex-key` | |
| 668 | 668 | Overrides the usual computation/retrieval of the PDF file's |
| 669 | 669 | encryption key from user/owner password with an explicit |
| 670 | 670 | specification of the encryption key. When this option is specified, |
| 671 | - the argument to the @1@option@1@--password@2@option@2@ option is | |
| 671 | + the argument to the :samp:`--password` option is | |
| 672 | 672 | interpreted as a hexadecimal-encoded key value. This only applies to |
| 673 | 673 | the password used to open the main input file. It does not apply to |
| 674 | - other files opened by @1@option@1@--pages@2@option@2@ or other | |
| 674 | + other files opened by :samp:`--pages` or other | |
| 675 | 675 | options or to files being written. |
| 676 | 676 | |
| 677 | 677 | Most users will never have a need for this option, and no standard |
| ... | ... | @@ -682,28 +682,28 @@ needed transformations. |
| 682 | 682 | Also, if a file is heavily damaged, it may be possible to derive the |
| 683 | 683 | encryption key and recover parts of the file using it directly. To |
| 684 | 684 | expose the encryption key used by an encrypted file that you can open |
| 685 | - normally, use the @1@option@1@--show-encryption-key@2@option@2@ | |
| 685 | + normally, use the :samp:`--show-encryption-key` | |
| 686 | 686 | option. |
| 687 | 687 | |
| 688 | -@1@option@1@--suppress-password-recovery@2@option@2@ | |
| 688 | +:samp:`--suppress-password-recovery` | |
| 689 | 689 | Ordinarily, qpdf attempts to automatically compensate for passwords |
| 690 | 690 | specified in the wrong character encoding. This option suppresses |
| 691 | 691 | that behavior. Under normal conditions, there are no reasons to use |
| 692 | 692 | this option. See `Unicode Passwords <#ref.unicode-passwords>`__ for a |
| 693 | 693 | discussion |
| 694 | 694 | |
| 695 | -@1@option@1@--password-mode=@1@replaceable@1@mode@2@replaceable@2@@2@option@2@ | |
| 695 | +:samp:`--password-mode=@1@replaceable@1@mode@2@replaceable@2@` | |
| 696 | 696 | This option can be used to fine-tune how qpdf interprets Unicode |
| 697 | 697 | (non-ASCII) password strings passed on the command line. With the |
| 698 | - exception of the @1@option@1@hex-bytes@2@option@2@ mode, these only | |
| 698 | + exception of the :samp:`hex-bytes` mode, these only | |
| 699 | 699 | apply to passwords provided when encrypting files. The |
| 700 | - @1@option@1@hex-bytes@2@option@2@ mode also applies to passwords | |
| 700 | + :samp:`hex-bytes` mode also applies to passwords | |
| 701 | 701 | specified for reading files. For additional discussion of the |
| 702 | 702 | supported password modes and when you might want to use them, see |
| 703 | 703 | `Unicode Passwords <#ref.unicode-passwords>`__. The following modes |
| 704 | 704 | are supported: |
| 705 | 705 | |
| 706 | - - @1@option@1@auto@2@option@2@: Automatically determine whether the | |
| 706 | + - :samp:`auto`: Automatically determine whether the | |
| 707 | 707 | specified password is a properly encoded Unicode (UTF-8) string, |
| 708 | 708 | and transcode it as required by the PDF spec based on the type |
| 709 | 709 | encryption being applied. On Windows starting with version 8.4.0, |
| ... | ... | @@ -711,40 +711,40 @@ needed transformations. |
| 711 | 711 | be properly encoded in UTF-8, so this is almost always what you |
| 712 | 712 | want. |
| 713 | 713 | |
| 714 | - - @1@option@1@unicode@2@option@2@: Tells qpdf that the incoming | |
| 714 | + - :samp:`unicode`: Tells qpdf that the incoming | |
| 715 | 715 | password is UTF-8, overriding whatever its automatic detection |
| 716 | 716 | determines. The only difference between this mode and |
| 717 | - @1@option@1@auto@2@option@2@ is that qpdf will fail with an error | |
| 717 | + :samp:`auto` is that qpdf will fail with an error | |
| 718 | 718 | message if the password is not valid UTF-8 instead of falling back |
| 719 | - to @1@option@1@bytes@2@option@2@ mode with a warning. | |
| 719 | + to :samp:`bytes` mode with a warning. | |
| 720 | 720 | |
| 721 | - - @1@option@1@bytes@2@option@2@: Interpret the password as a literal | |
| 721 | + - :samp:`bytes`: Interpret the password as a literal | |
| 722 | 722 | byte string. For non-Windows platforms, this is what versions of |
| 723 | 723 | qpdf prior to 8.4.0 did. For Windows platforms, there is no way to |
| 724 | 724 | specify strings of binary data on the command line directly, but |
| 725 | - you can use the @1@option@1@@filename@2@option@2@ option to do it, | |
| 725 | + you can use the :samp:`@filename` option to do it, | |
| 726 | 726 | in which case this option forces qpdf to respect the string of |
| 727 | 727 | bytes as provided. This option will allow you to encrypt PDF files |
| 728 | 728 | with passwords that will not be usable by other readers. |
| 729 | 729 | |
| 730 | - - @1@option@1@hex-bytes@2@option@2@: Interpret the password as a | |
| 730 | + - :samp:`hex-bytes`: Interpret the password as a | |
| 731 | 731 | hex-encoded string. This provides a way to pass binary data as a |
| 732 | 732 | password on all platforms including Windows. As with |
| 733 | - @1@option@1@bytes@2@option@2@, this option may allow creation of | |
| 733 | + :samp:`bytes`, this option may allow creation of | |
| 734 | 734 | files that can't be opened by other readers. This mode affects |
| 735 | 735 | qpdf's interpretation of passwords specified for decrypting files |
| 736 | 736 | as well as for encrypting them. It makes it possible to specify |
| 737 | 737 | strings that are encoded in some manner other than the system's |
| 738 | 738 | default encoding. |
| 739 | 739 | |
| 740 | -@1@option@1@--rotate=[+|-]angle[:page-range]@2@option@2@ | |
| 740 | +:samp:`--rotate=[+|-]angle[:page-range]` | |
| 741 | 741 | Apply rotation to specified pages. The |
| 742 | - @1@option@1@page-range@2@option@2@ portion of the option value has | |
| 742 | + :samp:`page-range` portion of the option value has | |
| 743 | 743 | the same format as page ranges in `Page Selection |
| 744 | 744 | Options <#ref.page-selection>`__. If the page range is omitted, the |
| 745 | - rotation is applied to all pages. The @1@option@1@angle@2@option@2@ | |
| 745 | + rotation is applied to all pages. The :samp:`angle` | |
| 746 | 746 | portion of the parameter may be either 0, 90, 180, or 270. If |
| 747 | - preceded by @1@option@1@+@2@option@2@ or @1@option@1@-@2@option@2@, | |
| 747 | + preceded by :samp:`+` or :samp:`-`, | |
| 748 | 748 | the angle is added to or subtracted from the specified pages' |
| 749 | 749 | original rotations. This is almost always what you want. Otherwise |
| 750 | 750 | the pages' rotations are set to the exact value, which may cause the |
| ... | ... | @@ -757,7 +757,7 @@ needed transformations. |
| 757 | 757 | out.pdf --rotate=+180` would rotate all pages by 180 |
| 758 | 758 | degrees. |
| 759 | 759 | |
| 760 | -@1@option@1@--keep-files-open=@1@replaceable@1@[yn]@2@replaceable@2@@2@option@2@ | |
| 760 | +:samp:`--keep-files-open=@1@replaceable@1@[yn]@2@replaceable@2@` | |
| 761 | 761 | This option controls whether qpdf keeps individual files open while |
| 762 | 762 | merging. Prior to version 8.1.0, qpdf always kept all files open, but |
| 763 | 763 | this meant that the number of files that could be merged was limited |
| ... | ... | @@ -770,45 +770,45 @@ needed transformations. |
| 770 | 770 | version 8.2.1, the default behavior is that files are kept open if no |
| 771 | 771 | more than 200 files are specified, but that the behavior can be |
| 772 | 772 | explicitly overridden with the |
| 773 | - @1@option@1@--keep-files-open@2@option@2@ flag. If you are merging | |
| 773 | + :samp:`--keep-files-open` flag. If you are merging | |
| 774 | 774 | more than 200 files but less than the operating system's max open |
| 775 | 775 | files limit, you may want to use |
| 776 | - @1@option@1@--keep-files-open=y@2@option@2@, especially if working | |
| 776 | + :samp:`--keep-files-open=y`, especially if working | |
| 777 | 777 | over a networked file system. If you are using a local file system |
| 778 | 778 | where the overhead is low and you might sometimes merge more than the |
| 779 | 779 | OS limit's number of files from a script and are not worried about a |
| 780 | 780 | few seconds additional processing time, you may want to specify |
| 781 | - @1@option@1@--keep-files-open=n@2@option@2@. The threshold for | |
| 781 | + :samp:`--keep-files-open=n`. The threshold for | |
| 782 | 782 | switching may be changed from the default 200 with the |
| 783 | - @1@option@1@--keep-files-open-threshold@2@option@2@ option. | |
| 783 | + :samp:`--keep-files-open-threshold` option. | |
| 784 | 784 | |
| 785 | -@1@option@1@--keep-files-open-threshold=@1@replaceable@1@count@2@replaceable@2@@2@option@2@ | |
| 785 | +:samp:`--keep-files-open-threshold=@1@replaceable@1@count@2@replaceable@2@` | |
| 786 | 786 | If specified, overrides the default value of 200 used as the |
| 787 | 787 | threshold for qpdf deciding whether or not to keep files open. See |
| 788 | - @1@option@1@--keep-files-open@2@option@2@ for details. | |
| 788 | + :samp:`--keep-files-open` for details. | |
| 789 | 789 | |
| 790 | -@1@option@1@--pages options --@2@option@2@ | |
| 790 | +:samp:`--pages options --` | |
| 791 | 791 | Select specific pages from one or more input files. See `Page |
| 792 | 792 | Selection Options <#ref.page-selection>`__ for details on how to do |
| 793 | 793 | page selection (splitting and merging). |
| 794 | 794 | |
| 795 | -@1@option@1@--collate=@1@replaceable@1@n@2@replaceable@2@@2@option@2@ | |
| 795 | +:samp:`--collate=@1@replaceable@1@n@2@replaceable@2@` | |
| 796 | 796 | When specified, collate rather than concatenate pages from files |
| 797 | - specified with @1@option@1@--pages@2@option@2@. With a numeric | |
| 797 | + specified with :samp:`--pages`. With a numeric | |
| 798 | 798 | argument, collate in groups of @1@replaceable@1@n@2@replaceable@2@. |
| 799 | 799 | The default is 1. See `Page Selection |
| 800 | 800 | Options <#ref.page-selection>`__ for additional details. |
| 801 | 801 | |
| 802 | -@1@option@1@--flatten-rotation@2@option@2@ | |
| 802 | +:samp:`--flatten-rotation` | |
| 803 | 803 | For each page that is rotated using the ``/Rotate`` key in the page's |
| 804 | 804 | dictionary, remove the ``/Rotate`` key and implement the identical |
| 805 | 805 | rotation semantics by modifying the page's contents. This option can |
| 806 | 806 | be useful to prepare files for buggy PDF applications that don't |
| 807 | 807 | properly handle rotated pages. |
| 808 | 808 | |
| 809 | -@1@option@1@--split-pages=[n]@2@option@2@ | |
| 810 | - Write each group of @1@option@1@n@2@option@2@ pages to a separate | |
| 811 | - output file. If @1@option@1@n@2@option@2@ is not specified, create | |
| 809 | +:samp:`--split-pages=[n]` | |
| 810 | + Write each group of :samp:`n` pages to a separate | |
| 811 | + output file. If :samp:`n` is not specified, create | |
| 812 | 812 | single pages. Output file names are generated as follows: |
| 813 | 813 | |
| 814 | 814 | - If the string ``%d`` appears in the output file name, it is |
| ... | ... | @@ -845,24 +845,24 @@ needed transformations. |
| 845 | 845 | option creates an empty PDF and copies a single page from the output |
| 846 | 846 | into it. If you require the global data, you will have to run |
| 847 | 847 | :command:`qpdf` with the |
| 848 | - @1@option@1@--pages@2@option@2@ option once for each file. Using | |
| 849 | - @1@option@1@--split-pages@2@option@2@ is much faster if you don't | |
| 848 | + :samp:`--pages` option once for each file. Using | |
| 849 | + :samp:`--split-pages` is much faster if you don't | |
| 850 | 850 | require the global data. |
| 851 | 851 | |
| 852 | -@1@option@1@--overlay options --@2@option@2@ | |
| 852 | +:samp:`--overlay options --` | |
| 853 | 853 | Overlay pages from another file onto the output pages. See `Overlay |
| 854 | 854 | and Underlay Options <#ref.overlay-underlay>`__ for details on |
| 855 | 855 | overlay/underlay. |
| 856 | 856 | |
| 857 | -@1@option@1@--underlay options --@2@option@2@ | |
| 857 | +:samp:`--underlay options --` | |
| 858 | 858 | Overlay pages from another file onto the output pages. See `Overlay |
| 859 | 859 | and Underlay Options <#ref.overlay-underlay>`__ for details on |
| 860 | 860 | overlay/underlay. |
| 861 | 861 | |
| 862 | 862 | Password-protected files may be opened by specifying a password. By |
| 863 | 863 | default, qpdf will preserve any encryption data associated with a file. |
| 864 | -If @1@option@1@--decrypt@2@option@2@ is specified, qpdf will attempt to | |
| 865 | -remove any encryption information. If @1@option@1@--encrypt@2@option@2@ | |
| 864 | +If :samp:`--decrypt` is specified, qpdf will attempt to | |
| 865 | +remove any encryption information. If :samp:`--encrypt` | |
| 866 | 866 | is specified, qpdf will replace the document's encryption parameters |
| 867 | 867 | with whatever is specified. |
| 868 | 868 | |
| ... | ... | @@ -893,9 +893,9 @@ The syntax is |
| 893 | 893 | |
| 894 | 894 | :: |
| 895 | 895 | |
| 896 | - @1@option@1@--encrypt @1@replaceable@1@user-password@2@replaceable@2@ @1@replaceable@1@owner-password@2@replaceable@2@ @1@replaceable@1@key-length@2@replaceable@2@ [ @1@replaceable@1@restrictions@2@replaceable@2@ ] --@2@option@2@ | |
| 896 | + --encrypt user-password owner-password key-length [ restrictions ] -- | |
| 897 | 897 | |
| 898 | -Note that "@1@option@1@--@2@option@2@" terminates parsing of encryption | |
| 898 | +Note that ":samp:`--`" terminates parsing of encryption | |
| 899 | 899 | flags and must be present even if no restrictions are present. |
| 900 | 900 | |
| 901 | 901 | Either or both of the user password and the owner password may be empty |
| ... | ... | @@ -903,34 +903,34 @@ strings. Starting in qpdf 10.2, qpdf defaults to not allowing creation |
| 903 | 903 | of PDF files with a non-empty user password, an empty owner password, |
| 904 | 904 | and a 256-bit key since such files can be opened with no password. If |
| 905 | 905 | you want to create such files, specify the encryption option |
| 906 | -@1@option@1@--allow-insecure@2@option@2@, as described below. | |
| 906 | +:samp:`--allow-insecure`, as described below. | |
| 907 | 907 | |
| 908 | 908 | The value for |
| 909 | -@1@option@1@@1@replaceable@1@key-length@2@replaceable@2@@2@option@2@ may | |
| 909 | +:samp:`@1@replaceable@1@key-length@2@replaceable@2@` may | |
| 910 | 910 | be 40, 128, or 256. The restriction flags are dependent upon key length. |
| 911 | 911 | When no additional restrictions are given, the default is to be fully |
| 912 | 912 | permissive. |
| 913 | 913 | |
| 914 | -If @1@option@1@@1@replaceable@1@key-length@2@replaceable@2@@2@option@2@ | |
| 914 | +If :samp:`@1@replaceable@1@key-length@2@replaceable@2@` | |
| 915 | 915 | is 40, the following restriction options are available: |
| 916 | 916 | |
| 917 | -@1@option@1@--print=[yn]@2@option@2@ | |
| 917 | +:samp:`--print=[yn]` | |
| 918 | 918 | Determines whether or not to allow printing. |
| 919 | 919 | |
| 920 | -@1@option@1@--modify=[yn]@2@option@2@ | |
| 920 | +:samp:`--modify=[yn]` | |
| 921 | 921 | Determines whether or not to allow document modification. |
| 922 | 922 | |
| 923 | -@1@option@1@--extract=[yn]@2@option@2@ | |
| 923 | +:samp:`--extract=[yn]` | |
| 924 | 924 | Determines whether or not to allow text/image extraction. |
| 925 | 925 | |
| 926 | -@1@option@1@--annotate=[yn]@2@option@2@ | |
| 926 | +:samp:`--annotate=[yn]` | |
| 927 | 927 | Determines whether or not to allow comments and form fill-in and |
| 928 | 928 | signing. |
| 929 | 929 | |
| 930 | -If @1@option@1@@1@replaceable@1@key-length@2@replaceable@2@@2@option@2@ | |
| 930 | +If :samp:`@1@replaceable@1@key-length@2@replaceable@2@` | |
| 931 | 931 | is 128, the following restriction options are available: |
| 932 | 932 | |
| 933 | -@1@option@1@--accessibility=[yn]@2@option@2@ | |
| 933 | +:samp:`--accessibility=[yn]` | |
| 934 | 934 | Determines whether or not to allow accessibility to visually |
| 935 | 935 | impaired. The qpdf library disregards this field when AES is used or |
| 936 | 936 | when 256-bit encryption is used. You should really never disable |
| ... | ... | @@ -939,74 +939,74 @@ is 128, the following restriction options are available: |
| 939 | 939 | conforming readers should disregard this permission and always allow |
| 940 | 940 | accessibility. |
| 941 | 941 | |
| 942 | -@1@option@1@--extract=[yn]@2@option@2@ | |
| 942 | +:samp:`--extract=[yn]` | |
| 943 | 943 | Determines whether or not to allow text/graphic extraction. |
| 944 | 944 | |
| 945 | -@1@option@1@--assemble=[yn]@2@option@2@ | |
| 945 | +:samp:`--assemble=[yn]` | |
| 946 | 946 | Determines whether document assembly (rotation and reordering of |
| 947 | 947 | pages) is allowed. |
| 948 | 948 | |
| 949 | -@1@option@1@--annotate=[yn]@2@option@2@ | |
| 949 | +:samp:`--annotate=[yn]` | |
| 950 | 950 | Determines whether modifying annotations is allowed. This includes |
| 951 | 951 | adding comments and filling in form fields. Also allows editing of |
| 952 | - form fields if @1@option@1@--modify-other=y@2@option@2@ is given. | |
| 952 | + form fields if :samp:`--modify-other=y` is given. | |
| 953 | 953 | |
| 954 | -@1@option@1@--form=[yn]@2@option@2@ | |
| 954 | +:samp:`--form=[yn]` | |
| 955 | 955 | Determines whether filling form fields is allowed. |
| 956 | 956 | |
| 957 | -@1@option@1@--modify-other=[yn]@2@option@2@ | |
| 957 | +:samp:`--modify-other=[yn]` | |
| 958 | 958 | Allow all document editing except those controlled separately by the |
| 959 | - @1@option@1@--assemble@2@option@2@, | |
| 960 | - @1@option@1@--annotate@2@option@2@, and | |
| 961 | - @1@option@1@--form@2@option@2@ options. | |
| 959 | + :samp:`--assemble`, | |
| 960 | + :samp:`--annotate`, and | |
| 961 | + :samp:`--form` options. | |
| 962 | 962 | |
| 963 | -@1@option@1@--print=@1@replaceable@1@print-opt@2@replaceable@2@@2@option@2@ | |
| 963 | +:samp:`--print=@1@replaceable@1@print-opt@2@replaceable@2@` | |
| 964 | 964 | Controls printing access. |
| 965 | - @1@option@1@@1@replaceable@1@print-opt@2@replaceable@2@@2@option@2@ | |
| 965 | + :samp:`@1@replaceable@1@print-opt@2@replaceable@2@` | |
| 966 | 966 | may be one of the following: |
| 967 | 967 | |
| 968 | - - @1@option@1@full@2@option@2@: allow full printing | |
| 968 | + - :samp:`full`: allow full printing | |
| 969 | 969 | |
| 970 | - - @1@option@1@low@2@option@2@: allow low-resolution printing only | |
| 970 | + - :samp:`low`: allow low-resolution printing only | |
| 971 | 971 | |
| 972 | - - @1@option@1@none@2@option@2@: disallow printing | |
| 972 | + - :samp:`none`: disallow printing | |
| 973 | 973 | |
| 974 | -@1@option@1@--modify=@1@replaceable@1@modify-opt@2@replaceable@2@@2@option@2@ | |
| 974 | +:samp:`--modify=@1@replaceable@1@modify-opt@2@replaceable@2@` | |
| 975 | 975 | Controls modify access. This way of controlling modify access has |
| 976 | 976 | less granularity than new options added in qpdf 8.4. |
| 977 | - @1@option@1@@1@replaceable@1@modify-opt@2@replaceable@2@@2@option@2@ | |
| 977 | + :samp:`@1@replaceable@1@modify-opt@2@replaceable@2@` | |
| 978 | 978 | may be one of the following: |
| 979 | 979 | |
| 980 | - - @1@option@1@all@2@option@2@: allow full document modification | |
| 980 | + - :samp:`all`: allow full document modification | |
| 981 | 981 | |
| 982 | - - @1@option@1@annotate@2@option@2@: allow comment authoring, form | |
| 982 | + - :samp:`annotate`: allow comment authoring, form | |
| 983 | 983 | operations, and document assembly |
| 984 | 984 | |
| 985 | - - @1@option@1@form@2@option@2@: allow form field fill-in and signing | |
| 985 | + - :samp:`form`: allow form field fill-in and signing | |
| 986 | 986 | and document assembly |
| 987 | 987 | |
| 988 | - - @1@option@1@assembly@2@option@2@: allow document assembly only | |
| 988 | + - :samp:`assembly`: allow document assembly only | |
| 989 | 989 | |
| 990 | - - @1@option@1@none@2@option@2@: allow no modifications | |
| 990 | + - :samp:`none`: allow no modifications | |
| 991 | 991 | |
| 992 | - Using the @1@option@1@--modify@2@option@2@ option does not allow you | |
| 992 | + Using the :samp:`--modify` option does not allow you | |
| 993 | 993 | to create certain combinations of permissions such as allowing form |
| 994 | 994 | filling but not allowing document assembly. Starting with qpdf 8.4, |
| 995 | 995 | you can either just use the other options to control fields |
| 996 | - individually, or you can use something like @1@option@1@--modify=form | |
| 997 | - --assembly=n@2@option@2@ to fine tune. | |
| 996 | + individually, or you can use something like :samp:`--modify=form | |
| 997 | + --assembly=n` to fine tune. | |
| 998 | 998 | |
| 999 | -@1@option@1@--cleartext-metadata@2@option@2@ | |
| 999 | +:samp:`--cleartext-metadata` | |
| 1000 | 1000 | If specified, any metadata stream in the document will be left |
| 1001 | 1001 | unencrypted even if the rest of the document is encrypted. This also |
| 1002 | 1002 | forces the PDF version to be at least 1.5. |
| 1003 | 1003 | |
| 1004 | -@1@option@1@--use-aes=[yn]@2@option@2@ | |
| 1005 | - If @1@option@1@--use-aes=y@2@option@2@ is specified, AES encryption | |
| 1004 | +:samp:`--use-aes=[yn]` | |
| 1005 | + If :samp:`--use-aes=y` is specified, AES encryption | |
| 1006 | 1006 | will be used instead of RC4 encryption. This forces the PDF version |
| 1007 | 1007 | to be at least 1.6. |
| 1008 | 1008 | |
| 1009 | -@1@option@1@--allow-insecure@2@option@2@ | |
| 1009 | +:samp:`--allow-insecure` | |
| 1010 | 1010 | From qpdf 10.2, qpdf defaults to not allowing creation of PDF files |
| 1011 | 1011 | where the user password is non-empty, the owner password is empty, |
| 1012 | 1012 | and a 256-bit key is in use. Files created in this way are insecure |
| ... | ... | @@ -1015,27 +1015,27 @@ is 128, the following restriction options are available: |
| 1015 | 1015 | intentionally created strange files for testing (a definite valid use |
| 1016 | 1016 | of qpdf!), this option allows you to create such insecure files. |
| 1017 | 1017 | |
| 1018 | -@1@option@1@--force-V4@2@option@2@ | |
| 1018 | +:samp:`--force-V4` | |
| 1019 | 1019 | Use of this option forces the ``/V`` and ``/R`` parameters in the |
| 1020 | 1020 | document's encryption dictionary to be set to the value ``4``. As |
| 1021 | 1021 | qpdf will automatically do this when required, there is no reason to |
| 1022 | 1022 | ever use this option. It exists primarily for use in testing qpdf |
| 1023 | 1023 | itself. This option also forces the PDF version to be at least 1.5. |
| 1024 | 1024 | |
| 1025 | -If @1@option@1@@1@replaceable@1@key-length@2@replaceable@2@@2@option@2@ | |
| 1025 | +If :samp:`@1@replaceable@1@key-length@2@replaceable@2@` | |
| 1026 | 1026 | is 256, the minimum PDF version is 1.7 with extension level 8, and the |
| 1027 | 1027 | AES-based encryption format used is the PDF 2.0 encryption method |
| 1028 | 1028 | supported by Acrobat X. the same options are available as with 128 bits |
| 1029 | 1029 | with the following exceptions: |
| 1030 | 1030 | |
| 1031 | -@1@option@1@--use-aes@2@option@2@ | |
| 1031 | +:samp:`--use-aes` | |
| 1032 | 1032 | This option is not available with 256-bit keys. AES is always used |
| 1033 | 1033 | with 256-bit encryption keys. |
| 1034 | 1034 | |
| 1035 | -@1@option@1@--force-V4@2@option@2@ | |
| 1035 | +:samp:`--force-V4` | |
| 1036 | 1036 | This option is not available with 256 keys. |
| 1037 | 1037 | |
| 1038 | -@1@option@1@--force-R5@2@option@2@ | |
| 1038 | +:samp:`--force-R5` | |
| 1039 | 1039 | If specified, qpdf sets the minimum version to 1.7 at extension level |
| 1040 | 1040 | 3 and writes the deprecated encryption format used by Acrobat version |
| 1041 | 1041 | IX. This option should not be used in practice to generate PDF files |
| ... | ... | @@ -1057,11 +1057,11 @@ replaced with pages as specified. |
| 1057 | 1057 | |
| 1058 | 1058 | :: |
| 1059 | 1059 | |
| 1060 | - @1@option@1@--pages @1@replaceable@1@input-file@2@replaceable@2@ [ @1@replaceable@1@--password=password@2@replaceable@2@ ] [ @1@replaceable@1@page-range@2@replaceable@2@ ] [ ... ] --@2@option@2@ | |
| 1060 | + --pages input-file [ --password=password ] [ page-range ] [ ... ] -- | |
| 1061 | 1061 | |
| 1062 | 1062 | Multiple input files may be specified. Each one is given as the name of |
| 1063 | 1063 | the input file, an optional password (if required to open the file), and |
| 1064 | -the range of pages. Note that "@1@option@1@--@2@option@2@" terminates | |
| 1064 | +the range of pages. Note that ":samp:`--`" terminates | |
| 1065 | 1065 | parsing of page selection flags. |
| 1066 | 1066 | |
| 1067 | 1067 | Starting with qpf 8.4, the special input file name |
| ... | ... | @@ -1077,7 +1077,7 @@ password here. The same file can be repeated multiple times. If a file |
| 1077 | 1077 | that is repeated has a password, the password only has to be given the |
| 1078 | 1078 | first time. All non-page data (info, outlines, page numbers, etc.) are |
| 1079 | 1079 | taken from the primary input file. To discard these, use |
| 1080 | -@1@option@1@--empty@2@option@2@ as the primary input. | |
| 1080 | +:samp:`--empty` as the primary input. | |
| 1081 | 1081 | |
| 1082 | 1082 | Starting with qpdf 5.0.0, it is possible to omit the page range. If qpdf |
| 1083 | 1083 | sees a value in the place where it expects a page range and that value |
| ... | ... | @@ -1117,10 +1117,10 @@ Example page ranges: |
| 1117 | 1117 | 8, 9, and 12. |
| 1118 | 1118 | |
| 1119 | 1119 | Starting in qpdf version 8.3, you can specify the |
| 1120 | -@1@option@1@--collate@2@option@2@ option. Note that this option is | |
| 1121 | -specified outside of @1@option@1@--pagesย ...ย --@2@option@2@. When | |
| 1122 | -@1@option@1@--collate@2@option@2@ is specified, it changes the meaning | |
| 1123 | -of @1@option@1@--pages@2@option@2@ so that the specified files, as | |
| 1120 | +:samp:`--collate` option. Note that this option is | |
| 1121 | +specified outside of :samp:`--pagesย ...ย --`. When | |
| 1122 | +:samp:`--collate` is specified, it changes the meaning | |
| 1123 | +of :samp:`--pages` so that the specified files, as | |
| 1124 | 1124 | modified by page ranges, are collated rather than concatenated. For |
| 1125 | 1125 | example, if you add the files :file:`odd.pdf` and |
| 1126 | 1126 | :file:`even.pdf` containing odd and even pages of a |
| ... | ... | @@ -1153,8 +1153,8 @@ following pages in this order: |
| 1153 | 1153 | - a.pdf page 5 |
| 1154 | 1154 | |
| 1155 | 1155 | Starting in qpdf version 10.2, you may specify a numeric argument to |
| 1156 | -@1@option@1@--collate@2@option@2@. With | |
| 1157 | -@1@option@1@--collate=@1@replaceable@1@n@2@replaceable@2@@2@option@2@, | |
| 1156 | +:samp:`--collate`. With | |
| 1157 | +:samp:`--collate=@1@replaceable@1@n@2@replaceable@2@`, | |
| 1158 | 1158 | pull groups of @1@replaceable@1@n@2@replaceable@2@ pages from each file, |
| 1159 | 1159 | again, stopping when there are no more pages. For example, if you ran |
| 1160 | 1160 | :command:`qpdf --collate=2 --empty --pages a.pdf 1-5 b.pdf 6-4 c.pdf |
| ... | ... | @@ -1191,14 +1191,14 @@ remaining bookmarks will not work. A future version of |
| 1191 | 1191 | issues. (Note that the qpdf library already contains all of the APIs |
| 1192 | 1192 | required in order to implement this in your own application if you need |
| 1193 | 1193 | it.) In the mean time, you can always use |
| 1194 | -@1@option@1@--empty@2@option@2@ as the primary input file to avoid | |
| 1194 | +:samp:`--empty` as the primary input file to avoid | |
| 1195 | 1195 | copying all of that from the first file. For example, to take pages 1 |
| 1196 | 1196 | through 5 from a :file:`infile.pdf` while preserving |
| 1197 | 1197 | all metadata associated with that file, you could use |
| 1198 | 1198 | |
| 1199 | 1199 | :: |
| 1200 | 1200 | |
| 1201 | - :command:`qpdf` @1@option@1@infile.pdf --pages . 1-5 -- outfile.pdf@2@option@2@ | |
| 1201 | + qpdf infile.pdf --pages . 1-5 -- outfile.pdf | |
| 1202 | 1202 | |
| 1203 | 1203 | If you wanted pages 1 through 5 from |
| 1204 | 1204 | :file:`infile.pdf` but you wanted the rest of the |
| ... | ... | @@ -1206,7 +1206,7 @@ metadata to be dropped, you could instead run |
| 1206 | 1206 | |
| 1207 | 1207 | :: |
| 1208 | 1208 | |
| 1209 | - :command:`qpdf` @1@option@1@--empty --pages infile.pdf 1-5 -- outfile.pdf@2@option@2@ | |
| 1209 | + qpdf --empty --pages infile.pdf 1-5 -- outfile.pdf | |
| 1210 | 1210 | |
| 1211 | 1211 | If you wanted to take pages 1 through 5 from |
| 1212 | 1212 | :file:`file1.pdf` and pages 11 through 15 from |
| ... | ... | @@ -1215,7 +1215,7 @@ metadata from :file:`file2.pdf`, you would run |
| 1215 | 1215 | |
| 1216 | 1216 | :: |
| 1217 | 1217 | |
| 1218 | - :command:`qpdf` @1@option@1@file2.pdf --pages file1.pdf 1-5 . 15-11 -- outfile.pdf@2@option@2@ | |
| 1218 | + qpdf file2.pdf --pages file1.pdf 1-5 . 15-11 -- outfile.pdf | |
| 1219 | 1219 | |
| 1220 | 1220 | If, for some reason, you wanted to take the first page of an encrypted |
| 1221 | 1221 | file called :file:`encrypted.pdf` with password |
| ... | ... | @@ -1224,12 +1224,12 @@ drop document-level metadata but preserve encryption, you would use |
| 1224 | 1224 | |
| 1225 | 1225 | :: |
| 1226 | 1226 | |
| 1227 | - :command:`qpdf` @1@option@1@--empty --copy-encryption=encrypted.pdf --encryption-file-password=pass | |
| 1227 | + qpdf --empty --copy-encryption=encrypted.pdf --encryption-file-password=pass | |
| 1228 | 1228 | --pages encrypted.pdf --password=pass 1 ./encrypted.pdf --password=pass 1 -- |
| 1229 | - outfile.pdf@2@option@2@ | |
| 1229 | + outfile.pdf | |
| 1230 | 1230 | |
| 1231 | 1231 | Note that we had to specify the password all three times because giving |
| 1232 | -a password as @1@option@1@--encryption-file-password@2@option@2@ doesn't | |
| 1232 | +a password as :samp:`--encryption-file-password` doesn't | |
| 1233 | 1233 | count for page selection, and as far as qpdf is concerned, |
| 1234 | 1234 | :file:`encrypted.pdf` and |
| 1235 | 1235 | :file:`./encrypted.pdf` are separated files. These |
| ... | ... | @@ -1260,11 +1260,11 @@ underlay as follows: |
| 1260 | 1260 | |
| 1261 | 1261 | :: |
| 1262 | 1262 | |
| 1263 | - { @1@option@1@--overlay@2@option@2@ | @1@option@1@--underlay@2@option@2@ } @1@replaceable@1@file@2@replaceable@2@ [ @1@option@1@options@2@option@2@ ] @1@option@1@--@2@option@2@ | |
| 1263 | + { --overlay | --underlay } file [ options ] -- | |
| 1264 | 1264 | |
| 1265 | 1265 | Overlay and underlay options are processed late, so they can be combined |
| 1266 | 1266 | with other like merging and will apply to the final output. The |
| 1267 | -@1@option@1@--overlay@2@option@2@ and @1@option@1@--underlay@2@option@2@ | |
| 1267 | +:samp:`--overlay` and :samp:`--underlay` | |
| 1268 | 1268 | options work the same way, except underlay pages are drawn underneath |
| 1269 | 1269 | the page to which they are applied, possibly obscured by the original |
| 1270 | 1270 | page, and overlay files are drawn on top of the page to which they are |
| ... | ... | @@ -1276,29 +1276,29 @@ from the overlay/underlay file in sequence and applied to corresponding |
| 1276 | 1276 | pages in the output until there are no more output pages. If the overlay |
| 1277 | 1277 | or underlay file runs out of pages, remaining output pages are left |
| 1278 | 1278 | alone. This behavior can be modified by options, which are provided |
| 1279 | -between the @1@option@1@--overlay@2@option@2@ or | |
| 1280 | -@1@option@1@--underlay@2@option@2@ flag and the | |
| 1281 | -@1@option@1@--@2@option@2@ option. The following options are supported: | |
| 1279 | +between the :samp:`--overlay` or | |
| 1280 | +:samp:`--underlay` flag and the | |
| 1281 | +:samp:`--` option. The following options are supported: | |
| 1282 | 1282 | |
| 1283 | -- @1@option@1@--password=password@2@option@2@: supply a password if the | |
| 1283 | +- :samp:`--password=password`: supply a password if the | |
| 1284 | 1284 | overlay/underlay file is encrypted. |
| 1285 | 1285 | |
| 1286 | -- @1@option@1@--to=page-range@2@option@2@: a range of pages in the same | |
| 1286 | +- :samp:`--to=page-range`: a range of pages in the same | |
| 1287 | 1287 | form at described in `Page Selection Options <#ref.page-selection>`__ |
| 1288 | 1288 | indicates which pages in the output should have the overlay/underlay |
| 1289 | 1289 | applied. If not specified, overlay/underlay are applied to all pages. |
| 1290 | 1290 | |
| 1291 | -- @1@option@1@--from=[page-range]@2@option@2@: a range of pages that | |
| 1291 | +- :samp:`--from=[page-range]`: a range of pages that | |
| 1292 | 1292 | specifies which pages in the overlay/underlay file will be used for |
| 1293 | 1293 | overlay or underlay. If not specified, all pages will be used. This |
| 1294 | 1294 | can be explicitly specified to be empty if |
| 1295 | - @1@option@1@--repeat@2@option@2@ is used. | |
| 1295 | + :samp:`--repeat` is used. | |
| 1296 | 1296 | |
| 1297 | -- @1@option@1@--repeat=page-range@2@option@2@: an optional range of | |
| 1297 | +- :samp:`--repeat=page-range`: an optional range of | |
| 1298 | 1298 | pages that specifies which pages in the overlay/underlay file will be |
| 1299 | 1299 | repeated after the "from" pages are used up. If you want to repeat a |
| 1300 | 1300 | range of pages starting at the beginning, you can explicitly use |
| 1301 | - @1@option@1@--from=@2@option@2@. | |
| 1301 | + :samp:`--from=`. | |
| 1302 | 1302 | |
| 1303 | 1303 | Here are some examples. |
| 1304 | 1304 | |
| ... | ... | @@ -1323,78 +1323,78 @@ Embedded Files/Attachments Options |
| 1323 | 1323 | Starting with qpdf 10.2, you can work with file attachments in PDF files |
| 1324 | 1324 | from the command line. The following options are available: |
| 1325 | 1325 | |
| 1326 | -@1@option@1@--list-attachments@2@option@2@ | |
| 1326 | +:samp:`--list-attachments` | |
| 1327 | 1327 | Show the "key" and stream number for embedded files. With |
| 1328 | - @1@option@1@--verbose@2@option@2@, additional information, including | |
| 1328 | + :samp:`--verbose`, additional information, including | |
| 1329 | 1329 | preferred file name, description, dates, and more are also displayed. |
| 1330 | 1330 | The key is usually but not always equal to the file name, and is |
| 1331 | 1331 | needed by some of the other options. |
| 1332 | 1332 | |
| 1333 | -@1@option@1@--show-attachment=@1@replaceable@1@key@2@replaceable@2@@2@option@2@ | |
| 1333 | +:samp:`--show-attachment=@1@replaceable@1@key@2@replaceable@2@` | |
| 1334 | 1334 | Write the contents of the specified attachment to standard output as |
| 1335 | 1335 | binary data. The key should match one of the keys shown by |
| 1336 | - @1@option@1@--list-attachments@2@option@2@. If specified multiple | |
| 1336 | + :samp:`--list-attachments`. If specified multiple | |
| 1337 | 1337 | times, only the last attachment will be shown. |
| 1338 | 1338 | |
| 1339 | -@1@option@1@--add-attachment @1@replaceable@1@file@2@replaceable@2@ @1@replaceable@1@options@2@replaceable@2@ --@2@option@2@ | |
| 1339 | +:samp:`--add-attachment @1@replaceable@1@file@2@replaceable@2@ @1@replaceable@1@options@2@replaceable@2@ --` | |
| 1340 | 1340 | Add or replace an attachment with the contents of |
| 1341 | 1341 | @1@replaceable@1@file@2@replaceable@2@. This may be specified more |
| 1342 | 1342 | than once. The following additional options may appear before the |
| 1343 | 1343 | ``--`` that ends this option: |
| 1344 | 1344 | |
| 1345 | - @1@option@1@--key=@1@replaceable@1@key@2@replaceable@2@@2@option@2@ | |
| 1345 | + :samp:`--key=@1@replaceable@1@key@2@replaceable@2@` | |
| 1346 | 1346 | The key to use to register the attachment in the embedded files |
| 1347 | 1347 | table. Defaults to the last path element of |
| 1348 | 1348 | @1@replaceable@1@file@2@replaceable@2@. |
| 1349 | 1349 | |
| 1350 | - @1@option@1@--filename=@1@replaceable@1@name@2@replaceable@2@@2@option@2@ | |
| 1350 | + :samp:`--filename=@1@replaceable@1@name@2@replaceable@2@` | |
| 1351 | 1351 | The file name to be used for the attachment. This is what is |
| 1352 | 1352 | usually displayed to the user and is the name most graphical PDF |
| 1353 | 1353 | viewers will use when saving a file. It defaults to the last path |
| 1354 | 1354 | element of @1@replaceable@1@file@2@replaceable@2@. |
| 1355 | 1355 | |
| 1356 | - @1@option@1@--creationdate=@1@replaceable@1@date@2@replaceable@2@@2@option@2@ | |
| 1356 | + :samp:`--creationdate=@1@replaceable@1@date@2@replaceable@2@` | |
| 1357 | 1357 | The attachment's creation date in PDF format; defaults to the |
| 1358 | 1358 | current time. The date format is explained below. |
| 1359 | 1359 | |
| 1360 | - @1@option@1@--moddate=@1@replaceable@1@date@2@replaceable@2@@2@option@2@ | |
| 1360 | + :samp:`--moddate=@1@replaceable@1@date@2@replaceable@2@` | |
| 1361 | 1361 | The attachment's modification date in PDF format; defaults to the |
| 1362 | 1362 | current time. The date format is explained below. |
| 1363 | 1363 | |
| 1364 | - @1@option@1@--mimetype=@1@replaceable@1@type/subtype@2@replaceable@2@@2@option@2@ | |
| 1364 | + :samp:`--mimetype=@1@replaceable@1@type/subtype@2@replaceable@2@` | |
| 1365 | 1365 | The mime type for the attachment, e.g. ``text/plain`` or |
| 1366 | 1366 | ``application/pdf``. Note that the mimetype appears in a field |
| 1367 | 1367 | called ``/Subtype`` in the PDF but actually includes the full type |
| 1368 | 1368 | and subtype of the mime type. |
| 1369 | 1369 | |
| 1370 | - @1@option@1@--description=@1@replaceable@1@"text"@2@replaceable@2@@2@option@2@ | |
| 1370 | + :samp:`--description=@1@replaceable@1@"text"@2@replaceable@2@` | |
| 1371 | 1371 | Descriptive text for the attachment, displayed by some PDF |
| 1372 | 1372 | viewers. |
| 1373 | 1373 | |
| 1374 | - @1@option@1@--replace@2@option@2@ | |
| 1374 | + :samp:`--replace` | |
| 1375 | 1375 | Indicates that any existing attachment with the same key should be |
| 1376 | 1376 | replaced by the new attachment. Otherwise, |
| 1377 | 1377 | :command:`qpdf` gives an error if an attachment |
| 1378 | 1378 | with that key is already present. |
| 1379 | 1379 | |
| 1380 | -@1@option@1@--remove-attachment=@1@replaceable@1@key@2@replaceable@2@@2@option@2@ | |
| 1380 | +:samp:`--remove-attachment=@1@replaceable@1@key@2@replaceable@2@` | |
| 1381 | 1381 | Remove the specified attachment. This doesn't only remove the |
| 1382 | 1382 | attachment from the embedded files table but also clears out the file |
| 1383 | 1383 | specification. That means that any potential internal links to the |
| 1384 | 1384 | attachment will be broken. This option may be specified multiple |
| 1385 | - times. Run with @1@option@1@--verbose@2@option@2@ to see status of | |
| 1385 | + times. Run with :samp:`--verbose` to see status of | |
| 1386 | 1386 | the removal. |
| 1387 | 1387 | |
| 1388 | -@1@option@1@--copy-attachments-from @1@replaceable@1@file@2@replaceable@2@ @1@replaceable@1@options@2@replaceable@2@ --@2@option@2@ | |
| 1388 | +:samp:`--copy-attachments-from @1@replaceable@1@file@2@replaceable@2@ @1@replaceable@1@options@2@replaceable@2@ --` | |
| 1389 | 1389 | Copy attachments from another file. This may be specified more than |
| 1390 | 1390 | once. The following additional options may appear before the ``--`` |
| 1391 | 1391 | that ends this option: |
| 1392 | 1392 | |
| 1393 | - @1@option@1@--password=@1@replaceable@1@password@2@replaceable@2@@2@option@2@ | |
| 1393 | + :samp:`--password=@1@replaceable@1@password@2@replaceable@2@` | |
| 1394 | 1394 | If required, the password needed to open |
| 1395 | 1395 | @1@replaceable@1@file@2@replaceable@2@ |
| 1396 | 1396 | |
| 1397 | - @1@option@1@--prefix=@1@replaceable@1@prefix@2@replaceable@2@@2@option@2@ | |
| 1397 | + :samp:`--prefix=@1@replaceable@1@prefix@2@replaceable@2@` | |
| 1398 | 1398 | Only required if the file from which attachments are being copied |
| 1399 | 1399 | has attachments with keys that conflict with attachments already |
| 1400 | 1400 | in the file. In this case, the specified prefix will be prepended |
| ... | ... | @@ -1420,10 +1420,10 @@ are of use to people who are working with damaged files. There is little |
| 1420 | 1420 | reason to use these options unless you are trying to solve specific |
| 1421 | 1421 | problems. The following options are available: |
| 1422 | 1422 | |
| 1423 | -@1@option@1@--suppress-recovery@2@option@2@ | |
| 1423 | +:samp:`--suppress-recovery` | |
| 1424 | 1424 | Prevents qpdf from attempting to recover damaged files. |
| 1425 | 1425 | |
| 1426 | -@1@option@1@--ignore-xref-streams@2@option@2@ | |
| 1426 | +:samp:`--ignore-xref-streams` | |
| 1427 | 1427 | Tells qpdf to ignore any cross-reference streams. |
| 1428 | 1428 | |
| 1429 | 1429 | Ordinarily, qpdf will attempt to recover from certain types of errors in |
| ... | ... | @@ -1432,12 +1432,12 @@ types of object numbering errors, and certain types of stream length |
| 1432 | 1432 | errors. Sometimes, qpdf may think it has recovered but may not have |
| 1433 | 1433 | actually recovered, so care should be taken when using this option as |
| 1434 | 1434 | some data loss is possible. The |
| 1435 | -@1@option@1@--suppress-recovery@2@option@2@ option will prevent qpdf | |
| 1435 | +:samp:`--suppress-recovery` option will prevent qpdf | |
| 1436 | 1436 | from attempting recovery. In this case, it will fail on the first error |
| 1437 | 1437 | that it encounters. |
| 1438 | 1438 | |
| 1439 | 1439 | Ordinarily, qpdf reads cross-reference streams when they are present in |
| 1440 | -a PDF file. If @1@option@1@--ignore-xref-streams@2@option@2@ is | |
| 1440 | +a PDF file. If :samp:`--ignore-xref-streams` is | |
| 1441 | 1441 | specified, qpdf will ignore any cross-reference streams for hybrid PDF |
| 1442 | 1442 | files. The purpose of hybrid files is to make some content available to |
| 1443 | 1443 | viewers that are not aware of cross-reference streams. It is almost |
| ... | ... | @@ -1456,99 +1456,99 @@ output file. Mostly these are of use only to people who are very |
| 1456 | 1456 | familiar with the PDF file format or who are PDF developers. The |
| 1457 | 1457 | following options are available: |
| 1458 | 1458 | |
| 1459 | -@1@option@1@--compress-streams=@1@replaceable@1@[yn]@2@replaceable@2@@2@option@2@ | |
| 1460 | - By default, or with @1@option@1@--compress-streams=y@2@option@2@, | |
| 1459 | +:samp:`--compress-streams=@1@replaceable@1@[yn]@2@replaceable@2@` | |
| 1460 | + By default, or with :samp:`--compress-streams=y`, | |
| 1461 | 1461 | qpdf will compress any stream with no other filters applied to it |
| 1462 | 1462 | with the ``/FlateDecode`` filter when it writes it. To suppress this |
| 1463 | 1463 | behavior and preserve uncompressed streams as uncompressed, use |
| 1464 | - @1@option@1@--compress-streams=n@2@option@2@. | |
| 1464 | + :samp:`--compress-streams=n`. | |
| 1465 | 1465 | |
| 1466 | -@1@option@1@--decode-level=@1@replaceable@1@option@2@replaceable@2@@2@option@2@ | |
| 1466 | +:samp:`--decode-level=@1@replaceable@1@option@2@replaceable@2@` | |
| 1467 | 1467 | Controls which streams qpdf tries to decode. The default is |
| 1468 | - @1@option@1@generalized@2@option@2@. The following options are | |
| 1468 | + :samp:`generalized`. The following options are | |
| 1469 | 1469 | available: |
| 1470 | 1470 | |
| 1471 | - - @1@option@1@none@2@option@2@: do not attempt to decode any streams | |
| 1471 | + - :samp:`none`: do not attempt to decode any streams | |
| 1472 | 1472 | |
| 1473 | - - @1@option@1@generalized@2@option@2@: decode streams filtered with | |
| 1473 | + - :samp:`generalized`: decode streams filtered with | |
| 1474 | 1474 | supported generalized filters: ``/LZWDecode``, ``/FlateDecode``, |
| 1475 | 1475 | ``/ASCII85Decode``, and ``/ASCIIHexDecode``. We define generalized |
| 1476 | 1476 | filters as those to be used for general-purpose compression or |
| 1477 | 1477 | encoding, as opposed to filters specifically designed for image |
| 1478 | 1478 | data. Note that, by default, streams already compressed with |
| 1479 | 1479 | ``/FlateDecode`` are not uncompressed and recompressed unless you |
| 1480 | - also specify @1@option@1@--recompress-flate@2@option@2@. | |
| 1480 | + also specify :samp:`--recompress-flate`. | |
| 1481 | 1481 | |
| 1482 | - - @1@option@1@specialized@2@option@2@: in addition to generalized, | |
| 1482 | + - :samp:`specialized`: in addition to generalized, | |
| 1483 | 1483 | decode streams with supported non-lossy specialized filters; |
| 1484 | 1484 | currently this is just ``/RunLengthDecode`` |
| 1485 | 1485 | |
| 1486 | - - @1@option@1@all@2@option@2@: in addition to generalized and | |
| 1486 | + - :samp:`all`: in addition to generalized and | |
| 1487 | 1487 | specialized, decode streams with supported lossy filters; |
| 1488 | 1488 | currently this is just ``/DCTDecode`` (JPEG) |
| 1489 | 1489 | |
| 1490 | -@1@option@1@--stream-data=@1@replaceable@1@option@2@replaceable@2@@2@option@2@ | |
| 1490 | +:samp:`--stream-data=@1@replaceable@1@option@2@replaceable@2@` | |
| 1491 | 1491 | Controls transformation of stream data. This option predates the |
| 1492 | - @1@option@1@--compress-streams@2@option@2@ and | |
| 1493 | - @1@option@1@--decode-level@2@option@2@ options. Those options can be | |
| 1492 | + :samp:`--compress-streams` and | |
| 1493 | + :samp:`--decode-level` options. Those options can be | |
| 1494 | 1494 | used to achieve the same affect with more control. The value of |
| 1495 | - @1@option@1@@1@replaceable@1@option@2@replaceable@2@@2@option@2@ may | |
| 1495 | + :samp:`@1@replaceable@1@option@2@replaceable@2@` may | |
| 1496 | 1496 | be one of the following: |
| 1497 | 1497 | |
| 1498 | - - @1@option@1@compress@2@option@2@: recompress stream data when | |
| 1498 | + - :samp:`compress`: recompress stream data when | |
| 1499 | 1499 | possible (default); equivalent to |
| 1500 | - @1@option@1@--compress-streams=y@2@option@2@ | |
| 1501 | - @1@option@1@--decode-level=generalized@2@option@2@. Does not | |
| 1500 | + :samp:`--compress-streams=y` | |
| 1501 | + :samp:`--decode-level=generalized`. Does not | |
| 1502 | 1502 | recompress streams already compressed with ``/FlateDecode`` unless |
| 1503 | - @1@option@1@--recompress-flate@2@option@2@ is also specified. | |
| 1503 | + :samp:`--recompress-flate` is also specified. | |
| 1504 | 1504 | |
| 1505 | - - @1@option@1@preserve@2@option@2@: leave all stream data as is; | |
| 1506 | - equivalent to @1@option@1@--compress-streams=n@2@option@2@ | |
| 1507 | - @1@option@1@--decode-level=none@2@option@2@ | |
| 1505 | + - :samp:`preserve`: leave all stream data as is; | |
| 1506 | + equivalent to :samp:`--compress-streams=n` | |
| 1507 | + :samp:`--decode-level=none` | |
| 1508 | 1508 | |
| 1509 | - - @1@option@1@uncompress@2@option@2@: uncompress stream data | |
| 1509 | + - :samp:`uncompress`: uncompress stream data | |
| 1510 | 1510 | compressed with generalized filters when possible; equivalent to |
| 1511 | - @1@option@1@--compress-streams=n@2@option@2@ | |
| 1512 | - @1@option@1@--decode-level=generalized@2@option@2@ | |
| 1511 | + :samp:`--compress-streams=n` | |
| 1512 | + :samp:`--decode-level=generalized` | |
| 1513 | 1513 | |
| 1514 | -@1@option@1@--recompress-flate@2@option@2@ | |
| 1514 | +:samp:`--recompress-flate` | |
| 1515 | 1515 | By default, streams already compressed with ``/FlateDecode`` are left |
| 1516 | 1516 | alone rather than being uncompressed and recompressed. This option |
| 1517 | 1517 | causes qpdf to uncompress and recompress the streams. There is a |
| 1518 | 1518 | significant performance cost to using this option, but you probably |
| 1519 | 1519 | want to use it if you specify |
| 1520 | - @1@option@1@--compression-level@2@option@2@. | |
| 1520 | + :samp:`--compression-level`. | |
| 1521 | 1521 | |
| 1522 | -@1@option@1@--compression-level=@1@replaceable@1@level@2@replaceable@2@@2@option@2@ | |
| 1522 | +:samp:`--compression-level=@1@replaceable@1@level@2@replaceable@2@` | |
| 1523 | 1523 | When writing new streams that are compressed with ``/FlateDecode``, |
| 1524 | 1524 | use the specified compression level. The value of |
| 1525 | - @1@option@1@level@2@option@2@ should be a number from 1 to 9 and is | |
| 1525 | + :samp:`level` should be a number from 1 to 9 and is | |
| 1526 | 1526 | passed directly to zlib, which implements deflate compression. Note |
| 1527 | 1527 | that qpdf doesn't uncompress and recompress streams by default. To |
| 1528 | 1528 | have this option apply to already compressed streams, you should also |
| 1529 | - specify @1@option@1@--recompress-flate@2@option@2@. If your goal is | |
| 1529 | + specify :samp:`--recompress-flate`. If your goal is | |
| 1530 | 1530 | to shrink the size of PDF files, you should also use |
| 1531 | - @1@option@1@--object-streams=generate@2@option@2@. | |
| 1531 | + :samp:`--object-streams=generate`. | |
| 1532 | 1532 | |
| 1533 | -@1@option@1@--normalize-content=[yn]@2@option@2@ | |
| 1533 | +:samp:`--normalize-content=[yn]` | |
| 1534 | 1534 | Enables or disables normalization of content streams. Content |
| 1535 | 1535 | normalization is enabled by default in QDF mode. Please see `QDF |
| 1536 | 1536 | Mode <#ref.qdf>`__ for additional discussion of QDF mode. |
| 1537 | 1537 | |
| 1538 | -@1@option@1@--object-streams=@1@replaceable@1@mode@2@replaceable@2@@2@option@2@ | |
| 1538 | +:samp:`--object-streams=@1@replaceable@1@mode@2@replaceable@2@` | |
| 1539 | 1539 | Controls handling of object streams. The value of |
| 1540 | - @1@option@1@@1@replaceable@1@mode@2@replaceable@2@@2@option@2@ may be | |
| 1540 | + :samp:`@1@replaceable@1@mode@2@replaceable@2@` may be | |
| 1541 | 1541 | one of the following: |
| 1542 | 1542 | |
| 1543 | - - @1@option@1@preserve@2@option@2@: preserve original object streams | |
| 1543 | + - :samp:`preserve`: preserve original object streams | |
| 1544 | 1544 | (default) |
| 1545 | 1545 | |
| 1546 | - - @1@option@1@disable@2@option@2@: don't write any object streams | |
| 1546 | + - :samp:`disable`: don't write any object streams | |
| 1547 | 1547 | |
| 1548 | - - @1@option@1@generate@2@option@2@: use object streams wherever | |
| 1548 | + - :samp:`generate`: use object streams wherever | |
| 1549 | 1549 | possible |
| 1550 | 1550 | |
| 1551 | -@1@option@1@--preserve-unreferenced@2@option@2@ | |
| 1551 | +:samp:`--preserve-unreferenced` | |
| 1552 | 1552 | Tells qpdf to preserve objects that are not referenced when writing |
| 1553 | 1553 | the file. Ordinarily any object that is not referenced in a traversal |
| 1554 | 1554 | of the document from the trailer dictionary will be discarded. This |
| ... | ... | @@ -1562,10 +1562,10 @@ following options are available: |
| 1562 | 1562 | indirect differently from the original file, and the original file |
| 1563 | 1563 | may have gaps in its numbering. |
| 1564 | 1564 | |
| 1565 | - See also @1@option@1@--preserve-unreferenced-resources@2@option@2@, | |
| 1565 | + See also :samp:`--preserve-unreferenced-resources`, | |
| 1566 | 1566 | which does something completely different. |
| 1567 | 1567 | |
| 1568 | -@1@option@1@--remove-unreferenced-resources=@1@replaceable@1@option@2@replaceable@2@@2@option@2@ | |
| 1568 | +:samp:`--remove-unreferenced-resources=@1@replaceable@1@option@2@replaceable@2@` | |
| 1569 | 1569 | The @1@replaceable@1@option@2@replaceable@2@ may be ``auto``, |
| 1570 | 1570 | ``yes``, or ``no``. The default is ``auto``. |
| 1571 | 1571 | |
| ... | ... | @@ -1592,14 +1592,14 @@ following options are available: |
| 1592 | 1592 | be removing. If you encounter that case, please report it as bug at |
| 1593 | 1593 | https://github.com/qpdf/qpdf/issues/. |
| 1594 | 1594 | |
| 1595 | -@1@option@1@--preserve-unreferenced-resources@2@option@2@ | |
| 1595 | +:samp:`--preserve-unreferenced-resources` | |
| 1596 | 1596 | This is a synonym for |
| 1597 | - @1@option@1@--remove-unreferenced-resources=no@2@option@2@. | |
| 1597 | + :samp:`--remove-unreferenced-resources=no`. | |
| 1598 | 1598 | |
| 1599 | - See also @1@option@1@--preserve-unreferenced@2@option@2@, which does | |
| 1599 | + See also :samp:`--preserve-unreferenced`, which does | |
| 1600 | 1600 | something completely different. |
| 1601 | 1601 | |
| 1602 | -@1@option@1@--newline-before-endstream@2@option@2@ | |
| 1602 | +:samp:`--newline-before-endstream` | |
| 1603 | 1603 | Tells qpdf to insert a newline before the ``endstream`` keyword, not |
| 1604 | 1604 | counted in the length, after any stream content even if the last |
| 1605 | 1605 | character of the stream was a newline. This may result in two |
| ... | ... | @@ -1608,7 +1608,7 @@ following options are available: |
| 1608 | 1608 | at least prevents it from removing compliance on already compliant |
| 1609 | 1609 | files. |
| 1610 | 1610 | |
| 1611 | -@1@option@1@--linearize-pass1=@1@replaceable@1@file@2@replaceable@2@@2@option@2@ | |
| 1611 | +:samp:`--linearize-pass1=@1@replaceable@1@file@2@replaceable@2@` | |
| 1612 | 1612 | Write the first pass of linearization to the named file. The |
| 1613 | 1613 | resulting file is not a valid PDF file. This option is useful only |
| 1614 | 1614 | for debugging ``QPDFWriter``'s linearization code. When qpdf |
| ... | ... | @@ -1617,7 +1617,7 @@ following options are available: |
| 1617 | 1617 | and the linearization dictionary. Ordinarily, the first pass is |
| 1618 | 1618 | discarded. This option enables it to be captured. |
| 1619 | 1619 | |
| 1620 | -@1@option@1@--coalesce-contents@2@option@2@ | |
| 1620 | +:samp:`--coalesce-contents` | |
| 1621 | 1621 | When a page's contents are split across multiple streams, this option |
| 1622 | 1622 | causes qpdf to combine them into a single stream. Use of this option |
| 1623 | 1623 | is never necessary for ordinary usage, but it can help when working |
| ... | ... | @@ -1625,7 +1625,7 @@ following options are available: |
| 1625 | 1625 | with QDF mode or content normalization to make it easier to look at |
| 1626 | 1626 | all of a page's contents at once. |
| 1627 | 1627 | |
| 1628 | -@1@option@1@--flatten-annotations=@1@replaceable@1@option@2@replaceable@2@@2@option@2@ | |
| 1628 | +:samp:`--flatten-annotations=@1@replaceable@1@option@2@replaceable@2@` | |
| 1629 | 1629 | This option collapses annotations into the pages' contents with |
| 1630 | 1630 | special handling for form fields. Ordinarily, an annotation is |
| 1631 | 1631 | rendered separately and on top of the page. Combining annotations |
| ... | ... | @@ -1637,13 +1637,13 @@ following options are available: |
| 1637 | 1637 | annotations. The @1@replaceable@1@option@2@replaceable@2@ parameter |
| 1638 | 1638 | may be any of the following: |
| 1639 | 1639 | |
| 1640 | - - @1@option@1@all@2@option@2@: include all annotations that are not | |
| 1640 | + - :samp:`all`: include all annotations that are not | |
| 1641 | 1641 | marked invisible or hidden |
| 1642 | 1642 | |
| 1643 | - - @1@option@1@print@2@option@2@: only include annotations that | |
| 1643 | + - :samp:`print`: only include annotations that | |
| 1644 | 1644 | indicate that they should appear when the page is printed |
| 1645 | 1645 | |
| 1646 | - - @1@option@1@screen@2@option@2@: omit annotations that indicate | |
| 1646 | + - :samp:`screen`: omit annotations that indicate | |
| 1647 | 1647 | they should not appear on the screen |
| 1648 | 1648 | |
| 1649 | 1649 | Note that form fields are special because the annotations that are |
| ... | ... | @@ -1655,14 +1655,14 @@ following options are available: |
| 1655 | 1655 | chance to go back and resave the form with a program that knows how |
| 1656 | 1656 | to generate appearances. QPDF itself can generate appearances with |
| 1657 | 1657 | some limitations. See the |
| 1658 | - @1@option@1@--generate-appearances@2@option@2@ option below. | |
| 1658 | + :samp:`--generate-appearances` option below. | |
| 1659 | 1659 | |
| 1660 | -@1@option@1@--generate-appearances@2@option@2@ | |
| 1660 | +:samp:`--generate-appearances` | |
| 1661 | 1661 | If a file contains interactive form fields and indicates that the |
| 1662 | 1662 | appearances are out of date with the values of the form, this flag |
| 1663 | 1663 | will regenerate appearances, subject to a few limitations. Note that |
| 1664 | 1664 | there is not usually a reason to do this, but it can be necessary |
| 1665 | - before using the @1@option@1@--flatten-annotations@2@option@2@ | |
| 1665 | + before using the :samp:`--flatten-annotations` | |
| 1666 | 1666 | option. Most of these are not a problem with well-behaved PDF files. |
| 1667 | 1667 | The limitations are as follows: |
| 1668 | 1668 | |
| ... | ... | @@ -1690,61 +1690,61 @@ following options are available: |
| 1690 | 1690 | application to save your filled-in form before processing it with |
| 1691 | 1691 | qpdf. |
| 1692 | 1692 | |
| 1693 | -@1@option@1@--optimize-images@2@option@2@ | |
| 1693 | +:samp:`--optimize-images` | |
| 1694 | 1694 | This flag causes qpdf to recompress all images that are not |
| 1695 | 1695 | compressed with DCT (JPEG) using DCT compression as long as doing so |
| 1696 | 1696 | decreases the size in bytes of the image data and the image does not |
| 1697 | 1697 | fall below minimum specified dimensions. Useful information is |
| 1698 | 1698 | provided when used in combination with |
| 1699 | - @1@option@1@--verbose@2@option@2@. See also the | |
| 1700 | - @1@option@1@--oi-min-width@2@option@2@, | |
| 1701 | - @1@option@1@--oi-min-height@2@option@2@, and | |
| 1702 | - @1@option@1@--oi-min-area@2@option@2@ options. By default, starting | |
| 1699 | + :samp:`--verbose`. See also the | |
| 1700 | + :samp:`--oi-min-width`, | |
| 1701 | + :samp:`--oi-min-height`, and | |
| 1702 | + :samp:`--oi-min-area` options. By default, starting | |
| 1703 | 1703 | in qpdf 8.4, inline images are converted to regular images and |
| 1704 | - optimized as well. Use @1@option@1@--keep-inline-images@2@option@2@ | |
| 1704 | + optimized as well. Use :samp:`--keep-inline-images` | |
| 1705 | 1705 | to prevent inline images from being included. |
| 1706 | 1706 | |
| 1707 | -@1@option@1@--oi-min-width=@1@replaceable@1@width@2@replaceable@2@@2@option@2@ | |
| 1707 | +:samp:`--oi-min-width=@1@replaceable@1@width@2@replaceable@2@` | |
| 1708 | 1708 | Avoid optimizing images whose width is below the specified amount. If |
| 1709 | 1709 | omitted, the default is 128 pixels. Use 0 for no minimum. |
| 1710 | 1710 | |
| 1711 | -@1@option@1@--oi-min-height=@1@replaceable@1@height@2@replaceable@2@@2@option@2@ | |
| 1711 | +:samp:`--oi-min-height=@1@replaceable@1@height@2@replaceable@2@` | |
| 1712 | 1712 | Avoid optimizing images whose height is below the specified amount. |
| 1713 | 1713 | If omitted, the default is 128 pixels. Use 0 for no minimum. |
| 1714 | 1714 | |
| 1715 | -@1@option@1@--oi-min-area=@1@replaceable@1@area-in-pixels@2@replaceable@2@@2@option@2@ | |
| 1715 | +:samp:`--oi-min-area=@1@replaceable@1@area-in-pixels@2@replaceable@2@` | |
| 1716 | 1716 | Avoid optimizing images whose pixel count (widthย รย height) is below |
| 1717 | 1717 | the specified amount. If omitted, the default is 16,384 pixels. Use 0 |
| 1718 | 1718 | for no minimum. |
| 1719 | 1719 | |
| 1720 | -@1@option@1@--externalize-inline-images@2@option@2@ | |
| 1720 | +:samp:`--externalize-inline-images` | |
| 1721 | 1721 | Convert inline images to regular images. By default, images whose |
| 1722 | 1722 | data is at least 1,024 bytes are converted when this option is |
| 1723 | - selected. Use @1@option@1@--ii-min-bytes@2@option@2@ to change the | |
| 1723 | + selected. Use :samp:`--ii-min-bytes` to change the | |
| 1724 | 1724 | size threshold. This option is implicitly selected when |
| 1725 | - @1@option@1@--optimize-images@2@option@2@ is selected. Use | |
| 1726 | - @1@option@1@--keep-inline-images@2@option@2@ to exclude inline images | |
| 1725 | + :samp:`--optimize-images` is selected. Use | |
| 1726 | + :samp:`--keep-inline-images` to exclude inline images | |
| 1727 | 1727 | from image optimization. |
| 1728 | 1728 | |
| 1729 | -@1@option@1@--ii-min-bytes=@1@replaceable@1@bytes@2@replaceable@2@@2@option@2@ | |
| 1729 | +:samp:`--ii-min-bytes=@1@replaceable@1@bytes@2@replaceable@2@` | |
| 1730 | 1730 | Avoid converting inline images whose size is below the specified |
| 1731 | 1731 | minimum size to regular images. If omitted, the default is 1,024 |
| 1732 | 1732 | bytes. Use 0 for no minimum. |
| 1733 | 1733 | |
| 1734 | -@1@option@1@--keep-inline-images@2@option@2@ | |
| 1734 | +:samp:`--keep-inline-images` | |
| 1735 | 1735 | Prevent inline images from being included in image optimization. This |
| 1736 | - option has no affect when @1@option@1@--optimize-images@2@option@2@ | |
| 1736 | + option has no affect when :samp:`--optimize-images` | |
| 1737 | 1737 | is not specified. |
| 1738 | 1738 | |
| 1739 | -@1@option@1@--remove-page-labels@2@option@2@ | |
| 1739 | +:samp:`--remove-page-labels` | |
| 1740 | 1740 | Remove page labels from the output file. |
| 1741 | 1741 | |
| 1742 | -@1@option@1@--qdf@2@option@2@ | |
| 1742 | +:samp:`--qdf` | |
| 1743 | 1743 | Turns on QDF mode. For additional information on QDF, please see `QDF |
| 1744 | - Mode <#ref.qdf>`__. Note that @1@option@1@--linearize@2@option@2@ | |
| 1744 | + Mode <#ref.qdf>`__. Note that :samp:`--linearize` | |
| 1745 | 1745 | disables QDF mode. |
| 1746 | 1746 | |
| 1747 | -@1@option@1@--min-version=@1@replaceable@1@version@2@replaceable@2@@2@option@2@ | |
| 1747 | +:samp:`--min-version=@1@replaceable@1@version@2@replaceable@2@` | |
| 1748 | 1748 | Forces the PDF version of the output file to be at least |
| 1749 | 1749 | @1@replaceable@1@version@2@replaceable@2@. In other words, if the |
| 1750 | 1750 | input file has a lower version than the specified version, the |
| ... | ... | @@ -1762,11 +1762,11 @@ following options are available: |
| 1762 | 1762 | version ``1.7.8`` represents version 1.7 at extension level 8. Note |
| 1763 | 1763 | that minimal syntax checking is done on the command line. |
| 1764 | 1764 | |
| 1765 | -@1@option@1@--force-version=@1@replaceable@1@version@2@replaceable@2@@2@option@2@ | |
| 1765 | +:samp:`--force-version=@1@replaceable@1@version@2@replaceable@2@` | |
| 1766 | 1766 | This option forces the PDF version to be the exact version specified |
| 1767 | 1767 | *even when the file may have content that is not supported in that |
| 1768 | 1768 | version*. The version number is interpreted in the same way as with |
| 1769 | - @1@option@1@--min-version@2@option@2@ so that extension levels can be | |
| 1769 | + :samp:`--min-version` so that extension levels can be | |
| 1770 | 1770 | set. In some cases, forcing the output file's PDF version to be lower |
| 1771 | 1771 | than that of the input file will cause qpdf to disable certain |
| 1772 | 1772 | features of the document. Specifically, 256-bit keys are disabled if |
| ... | ... | @@ -1793,9 +1793,9 @@ understands and is not already compressed using a good compression |
| 1793 | 1793 | scheme, qpdf will uncompress and recompress streams. Assuming proper |
| 1794 | 1794 | filter implements, this is safe and generally results in smaller files. |
| 1795 | 1795 | This behavior may also be explicitly requested with |
| 1796 | -@1@option@1@--stream-data=compress@2@option@2@. | |
| 1796 | +:samp:`--stream-data=compress`. | |
| 1797 | 1797 | |
| 1798 | -When @1@option@1@--normalize-content=y@2@option@2@ is specified, qpdf | |
| 1798 | +When :samp:`--normalize-content=y` is specified, qpdf | |
| 1799 | 1799 | will attempt to normalize whitespace and newlines in page content |
| 1800 | 1800 | streams. This is generally safe but could, in some cases, cause damage |
| 1801 | 1801 | to the content streams. This option is intended for people who wish to |
| ... | ... | @@ -1811,9 +1811,9 @@ string, name, or inline image. Note that files that do this are invalid |
| 1811 | 1811 | since the PDF specification states that content streams are not to be |
| 1812 | 1812 | split in the middle of a token. If you want to inspect the original |
| 1813 | 1813 | content streams in an uncompressed format, you can always run with |
| 1814 | -@1@option@1@--qdf --normalize-content=n@2@option@2@ for a QDF file | |
| 1814 | +:samp:`--qdf --normalize-content=n` for a QDF file | |
| 1815 | 1815 | without content normalization, or alternatively |
| 1816 | -@1@option@1@--stream-data=uncompress@2@option@2@ for a regular non-QDF | |
| 1816 | +:samp:`--stream-data=uncompress` for a regular non-QDF | |
| 1817 | 1817 | mode file with uncompressed streams. These will both uncompress all the |
| 1818 | 1818 | streams but will not attempt to normalize content. Please note that if |
| 1819 | 1819 | you are using content normalization or QDF mode for the purpose of |
| ... | ... | @@ -1824,22 +1824,22 @@ the PDF specification at version 1.5, corresponding to Acrobat 6. Some |
| 1824 | 1824 | older PDF viewers may not support files with object streams. qpdf can be |
| 1825 | 1825 | used to transform files with object streams to files without object |
| 1826 | 1826 | streams or vice versa. As mentioned above, there are three object stream |
| 1827 | -modes: @1@option@1@preserve@2@option@2@, | |
| 1828 | -@1@option@1@disable@2@option@2@, and @1@option@1@generate@2@option@2@. | |
| 1827 | +modes: :samp:`preserve`, | |
| 1828 | +:samp:`disable`, and :samp:`generate`. | |
| 1829 | 1829 | |
| 1830 | -In @1@option@1@preserve@2@option@2@ mode, the relationship to objects | |
| 1830 | +In :samp:`preserve` mode, the relationship to objects | |
| 1831 | 1831 | and the streams that contain them is preserved from the original file. |
| 1832 | -In @1@option@1@disable@2@option@2@ mode, all objects are written as | |
| 1832 | +In :samp:`disable` mode, all objects are written as | |
| 1833 | 1833 | regular, uncompressed objects. The resulting file should be readable by |
| 1834 | 1834 | older PDF viewers. (Of course, the content of the files may include |
| 1835 | 1835 | features not supported by older viewers, but at least the structure will |
| 1836 | -be supported.) In @1@option@1@generate@2@option@2@ mode, qpdf will | |
| 1836 | +be supported.) In :samp:`generate` mode, qpdf will | |
| 1837 | 1837 | create its own object streams. This will usually result in more compact |
| 1838 | 1838 | PDF files, though they may not be readable by older viewers. In this |
| 1839 | 1839 | mode, qpdf will also make sure the PDF version number in the header is |
| 1840 | 1840 | at least 1.5. |
| 1841 | 1841 | |
| 1842 | -The @1@option@1@--qdf@2@option@2@ flag turns on QDF mode, which changes | |
| 1842 | +The :samp:`--qdf` flag turns on QDF mode, which changes | |
| 1843 | 1843 | some of the defaults described above. Specifically, in QDF mode, by |
| 1844 | 1844 | default, stream data is uncompressed, content streams are normalized, |
| 1845 | 1845 | and encryption is removed. These defaults can still be overridden by |
| ... | ... | @@ -1862,7 +1862,7 @@ automated test suites for software that uses the qpdf library. When any |
| 1862 | 1862 | of the options in this section are specified, no output file should be |
| 1863 | 1863 | given. The following options are available: |
| 1864 | 1864 | |
| 1865 | -@1@option@1@--deterministic-id@2@option@2@ | |
| 1865 | +:samp:`--deterministic-id` | |
| 1866 | 1866 | Causes generation of a deterministic value for /ID. This prevents use |
| 1867 | 1867 | of timestamp and output file name information in the /ID generation. |
| 1868 | 1868 | Instead, at some slight additional runtime cost, the /ID field is |
| ... | ... | @@ -1872,138 +1872,138 @@ given. The following options are available: |
| 1872 | 1872 | caching results or for generation of some test data. Use of this flag |
| 1873 | 1873 | is not compatible with creation of encrypted files. |
| 1874 | 1874 | |
| 1875 | -@1@option@1@--static-id@2@option@2@ | |
| 1875 | +:samp:`--static-id` | |
| 1876 | 1876 | Causes generation of a fixed value for /ID. This is intended for |
| 1877 | 1877 | testing only. Never use it for production files. If you are trying to |
| 1878 | 1878 | get the same /ID each time for a given file and you are not |
| 1879 | 1879 | generating encrypted files, consider using the |
| 1880 | - @1@option@1@--deterministic-id@2@option@2@ option. | |
| 1880 | + :samp:`--deterministic-id` option. | |
| 1881 | 1881 | |
| 1882 | -@1@option@1@--static-aes-iv@2@option@2@ | |
| 1882 | +:samp:`--static-aes-iv` | |
| 1883 | 1883 | Causes use of a static initialization vector for AES-CBC. This is |
| 1884 | 1884 | intended for testing only so that output files can be reproducible. |
| 1885 | 1885 | Never use it for production files. This option in particular is not |
| 1886 | 1886 | secure since it significantly weakens the encryption. |
| 1887 | 1887 | |
| 1888 | -@1@option@1@--no-original-object-ids@2@option@2@ | |
| 1888 | +:samp:`--no-original-object-ids` | |
| 1889 | 1889 | Suppresses inclusion of original object ID comments in QDF files. |
| 1890 | 1890 | This can be useful when generating QDF files for test purposes, |
| 1891 | 1891 | particularly when comparing them to determine whether two PDF files |
| 1892 | 1892 | have identical content. |
| 1893 | 1893 | |
| 1894 | -@1@option@1@--show-encryption@2@option@2@ | |
| 1894 | +:samp:`--show-encryption` | |
| 1895 | 1895 | Shows document encryption parameters. Also shows the document's user |
| 1896 | 1896 | password if the owner password is given. |
| 1897 | 1897 | |
| 1898 | -@1@option@1@--show-encryption-key@2@option@2@ | |
| 1898 | +:samp:`--show-encryption-key` | |
| 1899 | 1899 | When encryption information is being displayed, as when |
| 1900 | - @1@option@1@--check@2@option@2@ or | |
| 1901 | - @1@option@1@--show-encryption@2@option@2@ is given, display the | |
| 1900 | + :samp:`--check` or | |
| 1901 | + :samp:`--show-encryption` is given, display the | |
| 1902 | 1902 | computed or retrieved encryption key as a hexadecimal string. This |
| 1903 | 1903 | value is not ordinarily useful to users, but it can be used as the |
| 1904 | - argument to @1@option@1@--password@2@option@2@ if the | |
| 1905 | - @1@option@1@--password-is-hex-key@2@option@2@ is specified. Note | |
| 1904 | + argument to :samp:`--password` if the | |
| 1905 | + :samp:`--password-is-hex-key` is specified. Note | |
| 1906 | 1906 | that, when PDF files are encrypted, passwords and other metadata are |
| 1907 | 1907 | used only to compute an encryption key, and the encryption key is |
| 1908 | 1908 | what is actually used for encryption. This enables retrieval of that |
| 1909 | 1909 | key. |
| 1910 | 1910 | |
| 1911 | -@1@option@1@--check-linearization@2@option@2@ | |
| 1911 | +:samp:`--check-linearization` | |
| 1912 | 1912 | Checks file integrity and linearization status. |
| 1913 | 1913 | |
| 1914 | -@1@option@1@--show-linearization@2@option@2@ | |
| 1914 | +:samp:`--show-linearization` | |
| 1915 | 1915 | Checks and displays all data in the linearization hint tables. |
| 1916 | 1916 | |
| 1917 | -@1@option@1@--show-xref@2@option@2@ | |
| 1917 | +:samp:`--show-xref` | |
| 1918 | 1918 | Shows the contents of the cross-reference table in a human-readable |
| 1919 | 1919 | form. This is especially useful for files with cross-reference |
| 1920 | 1920 | streams which are stored in a binary format. |
| 1921 | 1921 | |
| 1922 | -@1@option@1@--show-object=trailer|obj[,gen]@2@option@2@ | |
| 1922 | +:samp:`--show-object=trailer|obj[,gen]` | |
| 1923 | 1923 | Show the contents of the given object. This is especially useful for |
| 1924 | 1924 | inspecting objects that are inside of object streams (also known as |
| 1925 | 1925 | "compressed objects"). |
| 1926 | 1926 | |
| 1927 | -@1@option@1@--raw-stream-data@2@option@2@ | |
| 1928 | - When used along with the @1@option@1@--show-object@2@option@2@ | |
| 1927 | +:samp:`--raw-stream-data` | |
| 1928 | + When used along with the :samp:`--show-object` | |
| 1929 | 1929 | option, if the object is a stream, shows the raw stream data instead |
| 1930 | 1930 | of object's contents. |
| 1931 | 1931 | |
| 1932 | -@1@option@1@--filtered-stream-data@2@option@2@ | |
| 1933 | - When used along with the @1@option@1@--show-object@2@option@2@ | |
| 1932 | +:samp:`--filtered-stream-data` | |
| 1933 | + When used along with the :samp:`--show-object` | |
| 1934 | 1934 | option, if the object is a stream, shows the filtered stream data |
| 1935 | 1935 | instead of object's contents. If the stream is filtered using filters |
| 1936 | 1936 | that qpdf does not support, an error will be issued. |
| 1937 | 1937 | |
| 1938 | -@1@option@1@--show-npages@2@option@2@ | |
| 1938 | +:samp:`--show-npages` | |
| 1939 | 1939 | Prints the number of pages in the input file on a line by itself. |
| 1940 | 1940 | Since the number of pages appears by itself on a line, this option |
| 1941 | 1941 | can be useful for scripting if you need to know the number of pages |
| 1942 | 1942 | in a file. |
| 1943 | 1943 | |
| 1944 | -@1@option@1@--show-pages@2@option@2@ | |
| 1944 | +:samp:`--show-pages` | |
| 1945 | 1945 | Shows the object and generation number for each page dictionary |
| 1946 | 1946 | object and for each content stream associated with the page. Having |
| 1947 | 1947 | this information makes it more convenient to inspect objects from a |
| 1948 | 1948 | particular page. |
| 1949 | 1949 | |
| 1950 | -@1@option@1@--with-images@2@option@2@ | |
| 1951 | - When used along with @1@option@1@--show-pages@2@option@2@, also shows | |
| 1950 | +:samp:`--with-images` | |
| 1951 | + When used along with :samp:`--show-pages`, also shows | |
| 1952 | 1952 | the object and generation numbers for the image objects on each page. |
| 1953 | 1953 | (At present, information about images in shared resource dictionaries |
| 1954 | 1954 | are not output by this command. This is discussed in a comment in the |
| 1955 | 1955 | source code.) |
| 1956 | 1956 | |
| 1957 | -@1@option@1@--json@2@option@2@ | |
| 1957 | +:samp:`--json` | |
| 1958 | 1958 | Generate a JSON representation of the file. This is described in |
| 1959 | 1959 | depth in `QPDF JSON <#ref.json>`__ |
| 1960 | 1960 | |
| 1961 | -@1@option@1@--json-help@2@option@2@ | |
| 1961 | +:samp:`--json-help` | |
| 1962 | 1962 | Describe the format of the JSON output. |
| 1963 | 1963 | |
| 1964 | -@1@option@1@--json-key=key@2@option@2@ | |
| 1964 | +:samp:`--json-key=key` | |
| 1965 | 1965 | This option is repeatable. If specified, only top-level keys |
| 1966 | 1966 | specified will be included in the JSON output. If not specified, all |
| 1967 | 1967 | keys will be shown. |
| 1968 | 1968 | |
| 1969 | -@1@option@1@--json-object=trailer|obj[,gen]@2@option@2@ | |
| 1969 | +:samp:`--json-object=trailer|obj[,gen]` | |
| 1970 | 1970 | This option is repeatable. If specified, only specified objects will |
| 1971 | 1971 | be shown in the "``objects``" key of the JSON output. If absent, all |
| 1972 | 1972 | objects will be shown. |
| 1973 | 1973 | |
| 1974 | -@1@option@1@--check@2@option@2@ | |
| 1974 | +:samp:`--check` | |
| 1975 | 1975 | Checks file structure and well as encryption, linearization, and |
| 1976 | 1976 | encoding of stream data. A file for which |
| 1977 | - @1@option@1@--check@2@option@2@ reports no errors may still have | |
| 1977 | + :samp:`--check` reports no errors may still have | |
| 1978 | 1978 | errors in stream data content but should otherwise be structurally |
| 1979 | - sound. If @1@option@1@--check@2@option@2@ any errors, qpdf will exit | |
| 1979 | + sound. If :samp:`--check` any errors, qpdf will exit | |
| 1980 | 1980 | with a status of 2. There are some recoverable conditions that |
| 1981 | - @1@option@1@--check@2@option@2@ detects. These are issued as warnings | |
| 1981 | + :samp:`--check` detects. These are issued as warnings | |
| 1982 | 1982 | instead of errors. If qpdf finds no errors but finds warnings, it |
| 1983 | 1983 | will exit with a status of 3 (as of versionย 2.0.4). When |
| 1984 | - @1@option@1@--check@2@option@2@ is combined with other options, | |
| 1984 | + :samp:`--check` is combined with other options, | |
| 1985 | 1985 | checks are always performed before any other options are processed. |
| 1986 | - For erroneous files, @1@option@1@--check@2@option@2@ will cause qpdf | |
| 1986 | + For erroneous files, :samp:`--check` will cause qpdf | |
| 1987 | 1987 | to attempt to recover, after which other options are effectively |
| 1988 | 1988 | operating on the recovered file. Combining |
| 1989 | - @1@option@1@--check@2@option@2@ with other options in this way can be | |
| 1989 | + :samp:`--check` with other options in this way can be | |
| 1990 | 1990 | useful for manually recovering severely damaged files. Note that |
| 1991 | - @1@option@1@--check@2@option@2@ produces no output to standard output | |
| 1991 | + :samp:`--check` produces no output to standard output | |
| 1992 | 1992 | when everything is valid, so if you are using this to |
| 1993 | 1993 | programmatically validate files in bulk, it is safe to run without |
| 1994 | 1994 | output redirected to :file:`/dev/null` and just |
| 1995 | 1995 | check for a 0 exit code. |
| 1996 | 1996 | |
| 1997 | -The @1@option@1@--raw-stream-data@2@option@2@ and | |
| 1998 | -@1@option@1@--filtered-stream-data@2@option@2@ options are ignored | |
| 1999 | -unless @1@option@1@--show-object@2@option@2@ is given. Either of these | |
| 1997 | +The :samp:`--raw-stream-data` and | |
| 1998 | +:samp:`--filtered-stream-data` options are ignored | |
| 1999 | +unless :samp:`--show-object` is given. Either of these | |
| 2000 | 2000 | options will cause the stream data to be written to standard output. In |
| 2001 | 2001 | order to avoid commingling of stream data with other output, it is |
| 2002 | 2002 | recommend that these objects not be combined with other test/inspection |
| 2003 | 2003 | options. |
| 2004 | 2004 | |
| 2005 | -If @1@option@1@--filtered-stream-data@2@option@2@ is given and | |
| 2006 | -@1@option@1@--normalize-content=y@2@option@2@ is also given, qpdf will | |
| 2005 | +If :samp:`--filtered-stream-data` is given and | |
| 2006 | +:samp:`--normalize-content=y` is also given, qpdf will | |
| 2007 | 2007 | attempt to normalize the stream data as if it is a page content stream. |
| 2008 | 2008 | This attempt will be made even if it is not a page content stream, in |
| 2009 | 2009 | which case it will produce unusable results. |
| ... | ... | @@ -2055,23 +2055,23 @@ would contain strings of even numbers of characters that alternate |
| 2055 | 2055 | between accented letters and symbols. In the extremely unlikely event |
| 2056 | 2056 | that you are intentionally using such passwords and qpdf is thwarting |
| 2057 | 2057 | you by interpreting them as UTF-8, you can use |
| 2058 | -@1@option@1@--password-mode=bytes@2@option@2@ to suppress qpdf's | |
| 2058 | +:samp:`--password-mode=bytes` to suppress qpdf's | |
| 2059 | 2059 | automatic behavior. |
| 2060 | 2060 | |
| 2061 | -The @1@option@1@--password-mode@2@option@2@ option, as described earlier | |
| 2061 | +The :samp:`--password-mode` option, as described earlier | |
| 2062 | 2062 | in this chapter, can be used to change qpdf's interpretation of supplied |
| 2063 | 2063 | passwords. There are very few reasons to use this option. One would be |
| 2064 | 2064 | the unlikely case described in the previous paragraph in which the |
| 2065 | 2065 | supplied password happens to be valid UTF-8 but isn't supposed to be |
| 2066 | 2066 | UTF-8. Your best bet would be just to provide the password as a valid |
| 2067 | 2067 | UTF-8 string, but you could also use |
| 2068 | -@1@option@1@--password-mode=bytes@2@option@2@. Another reason to use | |
| 2069 | -@1@option@1@--password-mode=bytes@2@option@2@ would be to intentionally | |
| 2068 | +:samp:`--password-mode=bytes`. Another reason to use | |
| 2069 | +:samp:`--password-mode=bytes` would be to intentionally | |
| 2070 | 2070 | generate PDF files encrypted with passwords that are not properly |
| 2071 | 2071 | encoded. The qpdf test suite does this to generate invalid files for the |
| 2072 | 2072 | purpose of testing its password recovery capability. If you were trying |
| 2073 | 2073 | to create intentionally incorrect files for a similar purposes, the |
| 2074 | -@1@option@1@bytes@2@option@2@ password mode can enable you to do this. | |
| 2074 | +:samp:`bytes` password mode can enable you to do this. | |
| 2075 | 2075 | |
| 2076 | 2076 | When qpdf attempts to decrypt a file with a password that contains |
| 2077 | 2077 | non-ASCII characters, it will generate a list of alternative passwords |
| ... | ... | @@ -2089,7 +2089,7 @@ recovery methods should make qpdf transparently open most encrypted |
| 2089 | 2089 | files with the password supplied correctly but in the wrong coding |
| 2090 | 2090 | system. There are no real downsides to this behavior, but if you don't |
| 2091 | 2091 | want qpdf to do this, you can use the |
| 2092 | -@1@option@1@--suppress-password-recovery@2@option@2@ option. One reason | |
| 2092 | +:samp:`--suppress-password-recovery` option. One reason | |
| 2093 | 2093 | to do that is to ensure that you know the exact password that was used |
| 2094 | 2094 | to encrypt the file. |
| 2095 | 2095 | |
| ... | ... | @@ -2105,7 +2105,7 @@ will be addressed in a future version of qpdf. The ``QPDFWriter`` |
| 2105 | 2105 | methods that enable encryption on the output file accept passwords as |
| 2106 | 2106 | strings of bytes. |
| 2107 | 2107 | |
| 2108 | -Please note that the @1@option@1@--password-is-hex-key@2@option@2@ | |
| 2108 | +Please note that the :samp:`--password-is-hex-key` | |
| 2109 | 2109 | option is unrelated to all this. This flag bypasses the normal process |
| 2110 | 2110 | of going from password to encryption string entirely, allowing the raw |
| 2111 | 2111 | encryption key to be specified directly. This is useful for forensic |
| ... | ... | @@ -2315,12 +2315,12 @@ cryptography algorithm, and MD5, which is a weak hashing algorithm. In |
| 2315 | 2315 | version 10.4, qpdf generates warnings for some (but not all) cases of |
| 2316 | 2316 | writing files with weak cryptography when invoked from the command-line. |
| 2317 | 2317 | These warnings can be suppressed using the |
| 2318 | -@1@option@1@--allow-weak-crypto@2@option@2@ option. | |
| 2318 | +:samp:`--allow-weak-crypto` option. | |
| 2319 | 2319 | |
| 2320 | 2320 | It is planned for qpdf version 11 to be stricter, making it an error to |
| 2321 | 2321 | write files with insecure cryptography from the command-line tool in |
| 2322 | 2322 | most cases without specifying the |
| 2323 | -@1@option@1@--allow-weak-crypto@2@option@2@ flag and also to require | |
| 2323 | +:samp:`--allow-weak-crypto` flag and also to require | |
| 2324 | 2324 | explicit steps when using the C++ library to enable use of insecure |
| 2325 | 2325 | cryptography. |
| 2326 | 2326 | |
| ... | ... | @@ -2387,7 +2387,7 @@ Compatibility |
| 2387 | 2387 | |
| 2388 | 2388 | Documentation |
| 2389 | 2389 | The :command:`qpdf` command can be invoked with the |
| 2390 | - @1@option@1@--json-help@2@option@2@ option. This will output a JSON | |
| 2390 | + :samp:`--json-help` option. This will output a JSON | |
| 2391 | 2391 | structure that has the same structure as the JSON output that qpdf |
| 2392 | 2392 | generates, except that each field in the help output is a description |
| 2393 | 2393 | of the corresponding field in the JSON output. The specific |
| ... | ... | @@ -2470,7 +2470,7 @@ There are a few limitations to be aware of with the JSON structure: |
| 2470 | 2470 | encoding. In other words, it's best if you don't try to use the JSON |
| 2471 | 2471 | format to extract binary strings from the PDF file, but if you really |
| 2472 | 2472 | had to, it could be done. Note that qpdf's |
| 2473 | - @1@option@1@--show-object@2@option@2@ option does not have this | |
| 2473 | + :samp:`--show-object` option does not have this | |
| 2474 | 2474 | limitation and will reveal the string as encoded in the original |
| 2475 | 2475 | file. |
| 2476 | 2476 | |
| ... | ... | @@ -2486,9 +2486,9 @@ be aware of: |
| 2486 | 2486 | - While qpdf guarantees that keys present in the help will be present |
| 2487 | 2487 | in the output, those fields may be null or empty if the information |
| 2488 | 2488 | is not known or absent in the file. Also, if you specify |
| 2489 | - @1@option@1@--json-keys@2@option@2@, the keys that are not listed | |
| 2489 | + :samp:`--json-keys`, the keys that are not listed | |
| 2490 | 2490 | will be excluded entirely except for those that |
| 2491 | - @1@option@1@--json-help@2@option@2@ says are always present. | |
| 2491 | + :samp:`--json-help` says are always present. | |
| 2492 | 2492 | |
| 2493 | 2493 | - In a few places, there are keys with names containing |
| 2494 | 2494 | ``pageposfrom1``. The values of these keys are null or an integer. If |
| ... | ... | @@ -2504,7 +2504,7 @@ be aware of: |
| 2504 | 2504 | |
| 2505 | 2505 | - The image information included in the ``page`` section of the JSON |
| 2506 | 2506 | output includes the key "``filterable``". Note that the value of this |
| 2507 | - field may depend on the @1@option@1@--decode-level@2@option@2@ that | |
| 2507 | + field may depend on the :samp:`--decode-level` that | |
| 2508 | 2508 | you invoke qpdf with. The JSON output includes a top-level key |
| 2509 | 2509 | "``parameters``" that indicates the decode level used for computing |
| 2510 | 2510 | whether a stream was filterable. For example, jpeg images will be |
| ... | ... | @@ -3630,8 +3630,8 @@ Implementation Notes |
| 3630 | 3630 | -------------------- |
| 3631 | 3631 | |
| 3632 | 3632 | There are three modes for writing object streams: |
| 3633 | -@1@option@1@disable@2@option@2@, @1@option@1@preserve@2@option@2@, and | |
| 3634 | -@1@option@1@generate@2@option@2@. In disable mode, we do not generate | |
| 3633 | +:samp:`disable`, :samp:`preserve`, and | |
| 3634 | +:samp:`generate`. In disable mode, we do not generate | |
| 3635 | 3635 | any object streams, and we also generate an xref table rather than xref |
| 3636 | 3636 | streams. This can be used to generate PDF files that are viewable with |
| 3637 | 3637 | older readers. In preserve mode, we write object streams such that |
| ... | ... | @@ -3642,7 +3642,7 @@ ourselves by grouping objects that are allowed in object streams |
| 3642 | 3642 | together in sets of no more than 100 objects. We also ensure that the |
| 3643 | 3643 | PDF version is at least 1.5 in generate mode, but we preserve the |
| 3644 | 3644 | version header in the other modes. The default is |
| 3645 | -@1@option@1@preserve@2@option@2@. | |
| 3645 | +:samp:`preserve`. | |
| 3646 | 3646 | |
| 3647 | 3647 | We do not support creation of hybrid files. When we write files, even in |
| 3648 | 3648 | preserve mode, we will lose any xref tables and merge any appended |
| ... | ... | @@ -3697,7 +3697,7 @@ For a detailed list of changes, please see the file |
| 3697 | 3697 | - Handling of Weak Cryptography Algorithms |
| 3698 | 3698 | |
| 3699 | 3699 | - From the qpdf CLI, the |
| 3700 | - @1@option@1@--allow-weak-crypto@2@option@2@ is now required to | |
| 3700 | + :samp:`--allow-weak-crypto` is now required to | |
| 3701 | 3701 | suppress a warning when explicitly creating PDF files using RC4 |
| 3702 | 3702 | encryption. While qpdf will always retain the ability to read |
| 3703 | 3703 | and write such files, doing so will require explicit |
| ... | ... | @@ -3716,7 +3716,7 @@ For a detailed list of changes, please see the file |
| 3716 | 3716 | (with no resource dictionary). |
| 3717 | 3717 | |
| 3718 | 3718 | - Fix crash that could occur under certain conditions when using |
| 3719 | - @1@option@1@--pages@2@option@2@ with files that had form | |
| 3719 | + :samp:`--pages` with files that had form | |
| 3720 | 3720 | fields. |
| 3721 | 3721 | |
| 3722 | 3722 | - Library Enhancements |
| ... | ... | @@ -3735,7 +3735,7 @@ For a detailed list of changes, please see the file |
| 3735 | 3735 | - CLI Enhancements |
| 3736 | 3736 | |
| 3737 | 3737 | - Improve diagnostics around parsing |
| 3738 | - @1@option@1@--pages@2@option@2@ command-line options | |
| 3738 | + :samp:`--pages` command-line options | |
| 3739 | 3739 | |
| 3740 | 3740 | - Packaging Changes |
| 3741 | 3741 | |
| ... | ... | @@ -3747,7 +3747,7 @@ For a detailed list of changes, please see the file |
| 3747 | 3747 | |
| 3748 | 3748 | - When generating a file while preserving object streams, |
| 3749 | 3749 | unreferenced objects are correctly removed unless |
| 3750 | - @1@option@1@--preserve-unreferenced@2@option@2@ is specified. | |
| 3750 | + :samp:`--preserve-unreferenced` is specified. | |
| 3751 | 3751 | |
| 3752 | 3752 | - Library Enhancements |
| 3753 | 3753 | |
| ... | ... | @@ -3810,19 +3810,19 @@ For a detailed list of changes, please see the file |
| 3810 | 3810 | |
| 3811 | 3811 | - Operations that work on combining pages are much better about |
| 3812 | 3812 | protecting form fields. In particular, |
| 3813 | - @1@option@1@--split-pages@2@option@2@ and | |
| 3814 | - @1@option@1@--pages@2@option@2@ now preserve interaction form | |
| 3813 | + :samp:`--split-pages` and | |
| 3814 | + :samp:`--pages` now preserve interaction form | |
| 3815 | 3815 | functionality by copying the relevant form field information |
| 3816 | 3816 | from the original files. Additionally, if you use |
| 3817 | - @1@option@1@--pages@2@option@2@ to select only some pages from | |
| 3817 | + :samp:`--pages` to select only some pages from | |
| 3818 | 3818 | the original input file, unused form fields are removed, which |
| 3819 | 3819 | prevents lots of unused annotations from being retained. |
| 3820 | 3820 | |
| 3821 | 3821 | - By default, :command:`qpdf` no longer allows |
| 3822 | 3822 | creation of encrypted PDF files whose user password is |
| 3823 | 3823 | non-empty and owner password is empty when a 256-bit key is in |
| 3824 | - use. The @1@option@1@--allow-insecure@2@option@2@ option, | |
| 3825 | - specified inside the @1@option@1@--encrypt@2@option@2@ options, | |
| 3824 | + use. The :samp:`--allow-insecure` option, | |
| 3825 | + specified inside the :samp:`--encrypt` options, | |
| 3826 | 3826 | allows creation of such files. Behavior changes in the CLI are |
| 3827 | 3827 | avoided when possible, but an exception was made here because |
| 3828 | 3828 | this is security-related. qpdf must always allow creation of |
| ... | ... | @@ -3864,7 +3864,7 @@ For a detailed list of changes, please see the file |
| 3864 | 3864 | Files/Attachments Options <#ref.attachments>`__ for details. |
| 3865 | 3865 | |
| 3866 | 3866 | - Page splitting and merging operations, as well as |
| 3867 | - @1@option@1@--flatten-rotation@2@option@2@, are better behaved | |
| 3867 | + :samp:`--flatten-rotation`, are better behaved | |
| 3868 | 3868 | with respect to annotations and interactive form fields. In |
| 3869 | 3869 | most cases, interactive form field functionality and proper |
| 3870 | 3870 | formatting and functionality of annotations is preserved by |
| ... | ... | @@ -3877,12 +3877,12 @@ For a detailed list of changes, please see the file |
| 3877 | 3877 | that is out of spec but that works in most viewers anyway). |
| 3878 | 3878 | |
| 3879 | 3879 | - The option |
| 3880 | - @1@option@1@--password-file=@1@replaceable@1@filename@2@replaceable@2@@2@option@2@ | |
| 3880 | + :samp:`--password-file=@1@replaceable@1@filename@2@replaceable@2@` | |
| 3881 | 3881 | can now be used to read the decryption password from a file. |
| 3882 | 3882 | You can use ``-`` as the file name to read the password from |
| 3883 | 3883 | standard input. This is an easier/more obvious way to read |
| 3884 | 3884 | passwords from files or standard input than using |
| 3885 | - @1@option@1@@file@2@option@2@ for this purpose. | |
| 3885 | + :samp:`@file` for this purpose. | |
| 3886 | 3886 | |
| 3887 | 3887 | - Add some information about attachments to the json output, and |
| 3888 | 3888 | added ``attachments`` as an additional json key. The |
| ... | ... | @@ -3893,12 +3893,12 @@ For a detailed list of changes, please see the file |
| 3893 | 3893 | extraction of attachments. More detailed information can be |
| 3894 | 3894 | obtained by following the reference to the file spec object. |
| 3895 | 3895 | |
| 3896 | - - Add numeric option to @1@option@1@--collate@2@option@2@. If | |
| 3897 | - @1@option@1@--collate=@1@replaceable@1@n@2@replaceable@2@@2@option@2@ | |
| 3896 | + - Add numeric option to :samp:`--collate`. If | |
| 3897 | + :samp:`--collate=@1@replaceable@1@n@2@replaceable@2@` | |
| 3898 | 3898 | is given, take pages in groups of |
| 3899 | 3899 | @1@replaceable@1@n@2@replaceable@2@ from the given files. |
| 3900 | 3900 | |
| 3901 | - - It is now valid to provide @1@option@1@--rotate=0@2@option@2@ | |
| 3901 | + - It is now valid to provide :samp:`--rotate=0` | |
| 3902 | 3902 | to clear rotation from a page. |
| 3903 | 3903 | |
| 3904 | 3904 | - Library Enhancements |
| ... | ... | @@ -3976,7 +3976,7 @@ For a detailed list of changes, please see the file |
| 3976 | 3976 | |
| 3977 | 3977 | - Bug Fixes |
| 3978 | 3978 | |
| 3979 | - - The @1@option@1@--flatten-rotation@2@option@2@ option applies | |
| 3979 | + - The :samp:`--flatten-rotation` option applies | |
| 3980 | 3980 | transformations to any annotations that may be on the page. |
| 3981 | 3981 | |
| 3982 | 3982 | - If a form XObject lacks a resources dictionary, consider any |
| ... | ... | @@ -3999,7 +3999,7 @@ For a detailed list of changes, please see the file |
| 3999 | 3999 | 10.1.0: January 5, 2021 |
| 4000 | 4000 | - CLI Enhancements |
| 4001 | 4001 | |
| 4002 | - - Add @1@option@1@--flatten-rotation@2@option@2@ command-line | |
| 4002 | + - Add :samp:`--flatten-rotation` command-line | |
| 4003 | 4003 | option, which causes all pages that are rotated using |
| 4004 | 4004 | parameters in the page's dictionary to instead be identically |
| 4005 | 4005 | rotated in the page's contents. The change is not user-visible |
| ... | ... | @@ -4119,7 +4119,7 @@ For a detailed list of changes, please see the file |
| 4119 | 4119 | - Bug Fixes |
| 4120 | 4120 | |
| 4121 | 4121 | - When concatenating content streams, as with |
| 4122 | - @1@option@1@--coalesce-contents@2@option@2@, there were cases | |
| 4122 | + :samp:`--coalesce-contents`, there were cases | |
| 4123 | 4123 | in which qpdf would merge two lexical tokens together, creating |
| 4124 | 4124 | invalid results. A newline is now inserted between merged |
| 4125 | 4125 | content streams if one is not already present. |
| ... | ... | @@ -4136,23 +4136,23 @@ For a detailed list of changes, please see the file |
| 4136 | 4136 | already ignored the user's locale for numeric conversion. |
| 4137 | 4137 | |
| 4138 | 4138 | - Fix several instances in which warnings were not suppressed in |
| 4139 | - spite of @1@option@1@--no-warn@2@option@2@ and/or errors or | |
| 4139 | + spite of :samp:`--no-warn` and/or errors or | |
| 4140 | 4140 | warnings were written to standard output rather than standard |
| 4141 | 4141 | error. |
| 4142 | 4142 | |
| 4143 | 4143 | - Fixed a memory leak that could occur under specific |
| 4144 | 4144 | circumstances when |
| 4145 | - @1@option@1@--object-streams=generate@2@option@2@ was used. | |
| 4145 | + :samp:`--object-streams=generate` was used. | |
| 4146 | 4146 | |
| 4147 | 4147 | - Fix various integer overflows and similar conditions found by |
| 4148 | 4148 | the OSS-Fuzz project. |
| 4149 | 4149 | |
| 4150 | 4150 | - Enhancements |
| 4151 | 4151 | |
| 4152 | - - New option @1@option@1@--warning-exit-0@2@option@2@ causes qpdf | |
| 4152 | + - New option :samp:`--warning-exit-0` causes qpdf | |
| 4153 | 4153 | to exit with a status of ``0`` rather than ``3`` if there are |
| 4154 | 4154 | warnings but no errors. Combine with |
| 4155 | - @1@option@1@--no-warn@2@option@2@ to completely ignore | |
| 4155 | + :samp:`--no-warn` to completely ignore | |
| 4156 | 4156 | warnings. |
| 4157 | 4157 | |
| 4158 | 4158 | - Performance improvements have been made to |
| ... | ... | @@ -4163,7 +4163,7 @@ For a detailed list of changes, please see the file |
| 4163 | 4163 | |
| 4164 | 4164 | - Build Changes |
| 4165 | 4165 | |
| 4166 | - - The option @1@option@1@--disable-rpath@2@option@2@ is now | |
| 4166 | + - The option :samp:`--disable-rpath` is now | |
| 4167 | 4167 | supported by qpdf's :command:`./configure` |
| 4168 | 4168 | script. Some distributions' packaging standards recommended the |
| 4169 | 4169 | use of this option. |
| ... | ... | @@ -4265,7 +4265,7 @@ For a detailed list of changes, please see the file |
| 4265 | 4265 | :command:`qpdf --json-help` for details. |
| 4266 | 4266 | |
| 4267 | 4267 | - Add new option |
| 4268 | - @1@option@1@--remove-unreferenced-resources@2@option@2@ which | |
| 4268 | + :samp:`--remove-unreferenced-resources` which | |
| 4269 | 4269 | takes ``auto``, ``yes``, or ``no`` as arguments. The new |
| 4270 | 4270 | ``auto`` mode, which is the default, performs a fast heuristic |
| 4271 | 4271 | over a PDF file when splitting pages to determine whether the |
| ... | ... | @@ -4276,9 +4276,9 @@ For a detailed list of changes, please see the file |
| 4276 | 4276 | Options <#ref.advanced-transformation>`__ for a more detailed |
| 4277 | 4277 | discussion. |
| 4278 | 4278 | |
| 4279 | - - The @1@option@1@--preserve-unreferenced-resources@2@option@2@ | |
| 4279 | + - The :samp:`--preserve-unreferenced-resources` | |
| 4280 | 4280 | is now just a synonym for |
| 4281 | - @1@option@1@--remove-unreferenced-resources=no@2@option@2@. | |
| 4281 | + :samp:`--remove-unreferenced-resources=no`. | |
| 4282 | 4282 | |
| 4283 | 4283 | - If the ``QPDF_EXECUTABLE`` environment variable is set when |
| 4284 | 4284 | invoking :command:`qpdf --bash-completion` or |
| ... | ... | @@ -4370,8 +4370,8 @@ For a detailed list of changes, please see the file |
| 4370 | 4370 | |
| 4371 | 4371 | - CLI Enhancements |
| 4372 | 4372 | |
| 4373 | - - Added options @1@option@1@--is-encrypted@2@option@2@ and | |
| 4374 | - @1@option@1@--requires-password@2@option@2@ for testing whether | |
| 4373 | + - Added options :samp:`--is-encrypted` and | |
| 4374 | + :samp:`--requires-password` for testing whether | |
| 4375 | 4375 | a file is encrypted or requires a password other than the |
| 4376 | 4376 | supplied (or empty) password. These communicate via exit |
| 4377 | 4377 | status, making them useful for shell scripts. They also work on |
| ... | ... | @@ -4380,7 +4380,7 @@ For a detailed list of changes, please see the file |
| 4380 | 4380 | - Added ``encrypt`` key to JSON options. With the exception of |
| 4381 | 4381 | the reconstructed user password for older encryption formats, |
| 4382 | 4382 | this provides the same information as |
| 4383 | - @1@option@1@--show-encryption@2@option@2@ but in a consistent, | |
| 4383 | + :samp:`--show-encryption` but in a consistent, | |
| 4384 | 4384 | parseable format. See output of :command:`qpdf |
| 4385 | 4385 | --json-help` for details. |
| 4386 | 4386 | |
| ... | ... | @@ -4388,7 +4388,7 @@ For a detailed list of changes, please see the file |
| 4388 | 4388 | |
| 4389 | 4389 | - In QDF mode, be sure not to write more than one XRef stream to |
| 4390 | 4390 | a file, even when |
| 4391 | - @1@option@1@--preserve-unreferenced@2@option@2@ is used. | |
| 4391 | + :samp:`--preserve-unreferenced` is used. | |
| 4392 | 4392 | :command:`fix-qdf` assumes that there is only |
| 4393 | 4393 | one XRef stream, and that it appears at the end of the file. |
| 4394 | 4394 | |
| ... | ... | @@ -4437,7 +4437,7 @@ For a detailed list of changes, please see the file |
| 4437 | 4437 | |
| 4438 | 4438 | - CLI Enhancements |
| 4439 | 4439 | |
| 4440 | - - Addition of the @1@option@1@--show-crypto@2@option@2@ option in | |
| 4440 | + - Addition of the :samp:`--show-crypto` option in | |
| 4441 | 4441 | support of selectable crypto providers, as described in `Crypto |
| 4442 | 4442 | Providers <#ref.crypto>`__. |
| 4443 | 4443 | |
| ... | ... | @@ -4452,7 +4452,7 @@ For a detailed list of changes, please see the file |
| 4452 | 4452 | - Bug Fix |
| 4453 | 4453 | |
| 4454 | 4454 | - Fix the name of the temporary file used by |
| 4455 | - @1@option@1@--replace-input@2@option@2@ so that it doesn't | |
| 4455 | + :samp:`--replace-input` so that it doesn't | |
| 4456 | 4456 | require path splitting and works with paths include |
| 4457 | 4457 | directories. |
| 4458 | 4458 | |
| ... | ... | @@ -4505,22 +4505,22 @@ For a detailed list of changes, please see the file |
| 4505 | 4505 | |
| 4506 | 4506 | - CLI Enhancements |
| 4507 | 4507 | |
| 4508 | - - The @1@option@1@--replace-input@2@option@2@ option may be given | |
| 4508 | + - The :samp:`--replace-input` option may be given | |
| 4509 | 4509 | in place of an output file name. This causes qpdf to overwrite |
| 4510 | 4510 | the input file with the output. See the description of |
| 4511 | - @1@option@1@--replace-input@2@option@2@ in `Basic | |
| 4511 | + :samp:`--replace-input` in `Basic | |
| 4512 | 4512 | Options <#ref.basic-options>`__ for more details. |
| 4513 | 4513 | |
| 4514 | - - The @1@option@1@--recompress-flate@2@option@2@ instructs | |
| 4514 | + - The :samp:`--recompress-flate` instructs | |
| 4515 | 4515 | :command:`qpdf` to recompress streams that are |
| 4516 | 4516 | already compressed with ``/FlateDecode``. Useful with |
| 4517 | - @1@option@1@--compression-level@2@option@2@. | |
| 4517 | + :samp:`--compression-level`. | |
| 4518 | 4518 | |
| 4519 | 4519 | - The |
| 4520 | - @1@option@1@--compression-level=@1@replaceable@1@level@2@replaceable@2@@2@option@2@ | |
| 4520 | + :samp:`--compression-level=@1@replaceable@1@level@2@replaceable@2@` | |
| 4521 | 4521 | sets the zlib compression level used for any streams compressed |
| 4522 | 4522 | by ``/FlateDecode``. Most effective when combined with |
| 4523 | - @1@option@1@--recompress-flate@2@option@2@. | |
| 4523 | + :samp:`--recompress-flate`. | |
| 4524 | 4524 | |
| 4525 | 4525 | - Library Enhancements |
| 4526 | 4526 | |
| ... | ... | @@ -4614,8 +4614,8 @@ For a detailed list of changes, please see the file |
| 4614 | 4614 | a file with linearization warnings but not errors, it now |
| 4615 | 4615 | properly exits with exit code 3 instead of 2. |
| 4616 | 4616 | |
| 4617 | - - The @1@option@1@--completion-bash@2@option@2@ and | |
| 4618 | - @1@option@1@--completion-zsh@2@option@2@ options now work | |
| 4617 | + - The :samp:`--completion-bash` and | |
| 4618 | + :samp:`--completion-zsh` options now work | |
| 4619 | 4619 | properly when qpdf is invoked as an AppImage. |
| 4620 | 4620 | |
| 4621 | 4621 | - Calling ``QPDFWriter::set*EncryptionParameters`` on a |
| ... | ... | @@ -4630,7 +4630,7 @@ For a detailed list of changes, please see the file |
| 4630 | 4630 | - Build Changes |
| 4631 | 4631 | |
| 4632 | 4632 | - On platforms that support it, qpdf now builds with |
| 4633 | - @1@option@1@-fvisibility=hidden@2@option@2@. If you build qpdf | |
| 4633 | + :samp:`-fvisibility=hidden`. If you build qpdf | |
| 4634 | 4634 | with your own build system, this is now safe to use. This |
| 4635 | 4635 | prevents methods that are not part of the public API from being |
| 4636 | 4636 | exported by the shared library, and makes qpdf's ELF shared |
| ... | ... | @@ -4679,7 +4679,7 @@ For a detailed list of changes, please see the file |
| 4679 | 4679 | qpdf than the library, which may indicate a problem with the |
| 4680 | 4680 | installation. |
| 4681 | 4681 | |
| 4682 | - - New option @1@option@1@--remove-page-labels@2@option@2@ will | |
| 4682 | + - New option :samp:`--remove-page-labels` will | |
| 4683 | 4683 | remove page labels before generating output. This used to |
| 4684 | 4684 | happen if you ran :command:`qpdf --empty --pages .. |
| 4685 | 4685 | --`, but the behavior changed in qpdf 8.3.0. This |
| ... | ... | @@ -4687,7 +4687,7 @@ For a detailed list of changes, please see the file |
| 4687 | 4687 | get it again. |
| 4688 | 4688 | |
| 4689 | 4689 | - New option |
| 4690 | - @1@option@1@--keep-files-open-threshold=@1@replaceable@1@count@2@replaceable@2@@2@option@2@ | |
| 4690 | + :samp:`--keep-files-open-threshold=@1@replaceable@1@count@2@replaceable@2@` | |
| 4691 | 4691 | can be used to override number of files that qpdf will use to |
| 4692 | 4692 | trigger the behavior of not keeping all files open when merging |
| 4693 | 4693 | files. This may be necessary if your system allows fewer than |
| ... | ... | @@ -4706,7 +4706,7 @@ For a detailed list of changes, please see the file |
| 4706 | 4706 | during page splitting operations. |
| 4707 | 4707 | |
| 4708 | 4708 | - Revert change that included preservation of outlines |
| 4709 | - (bookmarks) in @1@option@1@--split-pages@2@option@2@. The way | |
| 4709 | + (bookmarks) in :samp:`--split-pages`. The way | |
| 4710 | 4710 | it was implemented in 8.3.0 and 8.4.0 caused a very significant |
| 4711 | 4711 | degradation of performance for splitting certain files. A |
| 4712 | 4712 | future release of qpdf may re-introduce the behavior in a more |
| ... | ... | @@ -4759,17 +4759,17 @@ For a detailed list of changes, please see the file |
| 4759 | 4759 | depth in `Unicode Passwords <#ref.unicode-passwords>`__. |
| 4760 | 4760 | |
| 4761 | 4761 | - New options |
| 4762 | - @1@option@1@--externalize-inline-images@2@option@2@, | |
| 4763 | - @1@option@1@--ii-min-bytes@2@option@2@, and | |
| 4764 | - @1@option@1@--keep-inline-images@2@option@2@ control qpdf's | |
| 4762 | + :samp:`--externalize-inline-images`, | |
| 4763 | + :samp:`--ii-min-bytes`, and | |
| 4764 | + :samp:`--keep-inline-images` control qpdf's | |
| 4765 | 4765 | handling of inline images and possible conversion of them to |
| 4766 | 4766 | regular images. By default, |
| 4767 | - @1@option@1@--optimize-images@2@option@2@ now also applies to | |
| 4767 | + :samp:`--optimize-images` now also applies to | |
| 4768 | 4768 | inline images. These options are discussed in `Advanced |
| 4769 | 4769 | Transformation Options <#ref.advanced-transformation>`__. |
| 4770 | 4770 | |
| 4771 | - - Add options @1@option@1@--overlay@2@option@2@ and | |
| 4772 | - @1@option@1@--underlay@2@option@2@ for overlaying or | |
| 4771 | + - Add options :samp:`--overlay` and | |
| 4772 | + :samp:`--underlay` for overlaying or | |
| 4773 | 4773 | underlaying pages of other files onto output pages. See |
| 4774 | 4774 | `Overlay and Underlay Options <#ref.overlay-underlay>`__ for |
| 4775 | 4775 | details. |
| ... | ... | @@ -4779,33 +4779,33 @@ For a detailed list of changes, please see the file |
| 4779 | 4779 | non-ASCII characters, qpdf will try a number of alternative |
| 4780 | 4780 | passwords to try to compensate for possible character encoding |
| 4781 | 4781 | errors. This behavior can be suppressed with the |
| 4782 | - @1@option@1@--suppress-password-recovery@2@option@2@ option. | |
| 4782 | + :samp:`--suppress-password-recovery` option. | |
| 4783 | 4783 | See `Unicode Passwords <#ref.unicode-passwords>`__ for a full |
| 4784 | 4784 | discussion. |
| 4785 | 4785 | |
| 4786 | - - Add the @1@option@1@--password-mode@2@option@2@ option to | |
| 4786 | + - Add the :samp:`--password-mode` option to | |
| 4787 | 4787 | fine-tune how qpdf interprets password arguments, especially |
| 4788 | 4788 | when they contain non-ASCII characters. See `Unicode |
| 4789 | 4789 | Passwords <#ref.unicode-passwords>`__ for more information. |
| 4790 | 4790 | |
| 4791 | - - In the @1@option@1@--pages@2@option@2@ option, it is now | |
| 4791 | + - In the :samp:`--pages` option, it is now | |
| 4792 | 4792 | possible to copy the same page more than once from the same |
| 4793 | 4793 | file without using the previous workaround of specifying two |
| 4794 | 4794 | different paths to the same file. |
| 4795 | 4795 | |
| 4796 | - - In the @1@option@1@--pages@2@option@2@ option, allow use of "." | |
| 4796 | + - In the :samp:`--pages` option, allow use of "." | |
| 4797 | 4797 | as a shortcut for the primary input file. That way, you can do |
| 4798 | 4798 | :command:`qpdf in.pdf --pages . 1-2 -- out.pdf` |
| 4799 | 4799 | instead of having to repeat :file:`in.pdf` |
| 4800 | 4800 | in the command. |
| 4801 | 4801 | |
| 4802 | 4802 | - When encrypting with 128-bit and 256-bit encryption, new |
| 4803 | - encryption options @1@option@1@--assemble@2@option@2@, | |
| 4804 | - @1@option@1@--annotate@2@option@2@, | |
| 4805 | - @1@option@1@--form@2@option@2@, and | |
| 4806 | - @1@option@1@--modify-other@2@option@2@ allow more fine-grained | |
| 4803 | + encryption options :samp:`--assemble`, | |
| 4804 | + :samp:`--annotate`, | |
| 4805 | + :samp:`--form`, and | |
| 4806 | + :samp:`--modify-other` allow more fine-grained | |
| 4807 | 4807 | granularity in configuring options. Before, the |
| 4808 | - @1@option@1@--modify@2@option@2@ option only configured certain | |
| 4808 | + :samp:`--modify` option only configured certain | |
| 4809 | 4809 | predefined groups of permissions. |
| 4810 | 4810 | |
| 4811 | 4811 | - Bug Fixes and Enhancements |
| ... | ... | @@ -4816,7 +4816,7 @@ For a detailed list of changes, please see the file |
| 4816 | 4816 | file's internal structure shared these resource lists across |
| 4817 | 4817 | pages and if some but not all of the pages in the output did |
| 4818 | 4818 | not reference all the fonts and images. Using the |
| 4819 | - @1@option@1@--preserve-unreferenced-resources@2@option@2@ | |
| 4819 | + :samp:`--preserve-unreferenced-resources` | |
| 4820 | 4820 | option would work around the incorrect behavior. This bug was |
| 4821 | 4821 | the result of a typo in the code and a deficiency in the test |
| 4822 | 4822 | suite. The case that triggered the error was known, just not |
| ... | ... | @@ -4831,7 +4831,7 @@ For a detailed list of changes, please see the file |
| 4831 | 4831 | from files that have duplicate Page objects in the pages tree. |
| 4832 | 4832 | |
| 4833 | 4833 | - Using older option |
| 4834 | - @1@option@1@--stream-data=compress@2@option@2@ with object | |
| 4834 | + :samp:`--stream-data=compress` with object | |
| 4835 | 4835 | streams, object streams and xref streams were not compressed. |
| 4836 | 4836 | |
| 4837 | 4837 | - When the tokenizer returns inline image tokens, delimiters |
| ... | ... | @@ -4919,7 +4919,7 @@ For a detailed list of changes, please see the file |
| 4919 | 4919 | - Build Improvements |
| 4920 | 4920 | |
| 4921 | 4921 | - Add new configure option |
| 4922 | - @1@option@1@--enable-avoid-windows-handle@2@option@2@, which | |
| 4922 | + :samp:`--enable-avoid-windows-handle`, which | |
| 4923 | 4923 | causes the preprocessor symbol ``AVOID_WINDOWS_HANDLE`` to be |
| 4924 | 4924 | defined. When defined, qpdf will avoid referencing the Windows |
| 4925 | 4925 | ``HANDLE`` type, which is disallowed with certain versions of |
| ... | ... | @@ -4944,11 +4944,11 @@ For a detailed list of changes, please see the file |
| 4944 | 4944 | |
| 4945 | 4945 | - Page numbers (also known as page labels) are now preserved when |
| 4946 | 4946 | merging and splitting files with the |
| 4947 | - @1@option@1@--pages@2@option@2@ and | |
| 4948 | - @1@option@1@--split-pages@2@option@2@ options. | |
| 4947 | + :samp:`--pages` and | |
| 4948 | + :samp:`--split-pages` options. | |
| 4949 | 4949 | |
| 4950 | 4950 | - Bookmarks are partially preserved when splitting pages with the |
| 4951 | - @1@option@1@--split-pages@2@option@2@ option. Specifically, the | |
| 4951 | + :samp:`--split-pages` option. Specifically, the | |
| 4952 | 4952 | outlines dictionary and some supporting metadata are copied |
| 4953 | 4953 | into the split files. The result is that all bookmarks from the |
| 4954 | 4954 | original file appear, those that point to pages that are |
| ... | ... | @@ -4958,50 +4958,50 @@ For a detailed list of changes, please see the file |
| 4958 | 4958 | operations. |
| 4959 | 4959 | |
| 4960 | 4960 | - Page collation: add new option |
| 4961 | - @1@option@1@--collate@2@option@2@. When specified, the | |
| 4962 | - semantics of @1@option@1@--pages@2@option@2@ change from | |
| 4961 | + :samp:`--collate`. When specified, the | |
| 4962 | + semantics of :samp:`--pages` change from | |
| 4963 | 4963 | concatenation to collation. See `Page Selection |
| 4964 | 4964 | Options <#ref.page-selection>`__ for examples and discussion. |
| 4965 | 4965 | |
| 4966 | 4966 | - Generation of information in JSON format, primarily to |
| 4967 | 4967 | facilitate use of qpdf from languages other than C++. Add new |
| 4968 | - options @1@option@1@--json@2@option@2@, | |
| 4969 | - @1@option@1@--json-key@2@option@2@, and | |
| 4970 | - @1@option@1@--json-object@2@option@2@ to generate a JSON | |
| 4968 | + options :samp:`--json`, | |
| 4969 | + :samp:`--json-key`, and | |
| 4970 | + :samp:`--json-object` to generate a JSON | |
| 4971 | 4971 | representation of the PDF file. Run :command:`qpdf |
| 4972 | 4972 | --json-help` to get a description of the JSON |
| 4973 | 4973 | format. For more information, see `QPDF JSON <#ref.json>`__. |
| 4974 | 4974 | |
| 4975 | - - The @1@option@1@--generate-appearances@2@option@2@ flag will | |
| 4975 | + - The :samp:`--generate-appearances` flag will | |
| 4976 | 4976 | cause qpdf to generate appearances for form fields if the PDF |
| 4977 | 4977 | file indicates that form field appearances are out of date. |
| 4978 | 4978 | This can happen when PDF forms are filled in by a program that |
| 4979 | 4979 | doesn't know how to regenerate the appearances of the filled-in |
| 4980 | 4980 | fields. |
| 4981 | 4981 | |
| 4982 | - - The @1@option@1@--flatten-annotations@2@option@2@ flag can be | |
| 4982 | + - The :samp:`--flatten-annotations` flag can be | |
| 4983 | 4983 | used to *flatten* annotations, including form fields. |
| 4984 | 4984 | Ordinarily, annotations are drawn separately from the page. |
| 4985 | 4985 | Flattening annotations is the process of combining their |
| 4986 | 4986 | appearances into the page's contents. You might want to do this |
| 4987 | 4987 | if you are going to rotate or combine pages using a tool that |
| 4988 | 4988 | doesn't understand about annotations. You may also want to use |
| 4989 | - @1@option@1@--generate-appearances@2@option@2@ when using this | |
| 4989 | + :samp:`--generate-appearances` when using this | |
| 4990 | 4990 | flag since annotations for outdated form fields are not |
| 4991 | 4991 | flattened as that would cause loss of information. |
| 4992 | 4992 | |
| 4993 | - - The @1@option@1@--optimize-images@2@option@2@ flag tells qpdf | |
| 4993 | + - The :samp:`--optimize-images` flag tells qpdf | |
| 4994 | 4994 | to recompresses every image using DCT (JPEG) compression as |
| 4995 | 4995 | long as the image is not already compressed with lossy |
| 4996 | 4996 | compression and recompressing the image reduces its size. The |
| 4997 | - additional options @1@option@1@--oi-min-width@2@option@2@, | |
| 4998 | - @1@option@1@--oi-min-height@2@option@2@, and | |
| 4999 | - @1@option@1@--oi-min-area@2@option@2@ prevent recompression of | |
| 4997 | + additional options :samp:`--oi-min-width`, | |
| 4998 | + :samp:`--oi-min-height`, and | |
| 4999 | + :samp:`--oi-min-area` prevent recompression of | |
| 5000 | 5000 | images whose width, height, or pixel area (widthย รย height) are |
| 5001 | 5001 | below a specified threshold. |
| 5002 | 5002 | |
| 5003 | - - The @1@option@1@--show-object@2@option@2@ option can now be | |
| 5004 | - given as @1@option@1@--show-object=trailer@2@option@2@ to show | |
| 5003 | + - The :samp:`--show-object` option can now be | |
| 5004 | + given as :samp:`--show-object=trailer` to show | |
| 5005 | 5005 | the trailer dictionary. |
| 5006 | 5006 | |
| 5007 | 5007 | - Bug Fixes and Enhancements |
| ... | ... | @@ -5024,7 +5024,7 @@ For a detailed list of changes, please see the file |
| 5024 | 5024 | Instead, it issues a normal warning or error. |
| 5025 | 5025 | |
| 5026 | 5026 | - Ordinarily qpdf treats an argument of the form |
| 5027 | - @1@option@1@@file@2@option@2@ to mean that command-line options | |
| 5027 | + :samp:`@file` to mean that command-line options | |
| 5028 | 5028 | should be read from :file:`file`. Now, if |
| 5029 | 5029 | :file:`file` does not exist but |
| 5030 | 5030 | :file:`@file` does, qpdf will treat |
| ... | ... | @@ -5135,7 +5135,7 @@ For a detailed list of changes, please see the file |
| 5135 | 5135 | your packaging system automatically refreshes libtool or |
| 5136 | 5136 | autoconf files, it could cause this check to fail. To avoid |
| 5137 | 5137 | this problem, pass |
| 5138 | - @1@option@1@--disable-check-autofiles@2@option@2@ to | |
| 5138 | + :samp:`--disable-check-autofiles` to | |
| 5139 | 5139 | :command:`configure`. |
| 5140 | 5140 | |
| 5141 | 5141 | - If you would like to have qpdf completion enabled |
| ... | ... | @@ -5148,16 +5148,16 @@ For a detailed list of changes, please see the file |
| 5148 | 5148 | - Command-line Enhancements |
| 5149 | 5149 | |
| 5150 | 5150 | - Add |
| 5151 | - @1@option@1@--keep-files-open=@1@replaceable@1@[yn]@2@replaceable@2@@2@option@2@ | |
| 5151 | + :samp:`--keep-files-open=@1@replaceable@1@[yn]@2@replaceable@2@` | |
| 5152 | 5152 | to override default determination of whether to keep files open |
| 5153 | 5153 | when merging. Please see the discussion of |
| 5154 | - @1@option@1@--keep-files-open@2@option@2@ in `Basic | |
| 5154 | + :samp:`--keep-files-open` in `Basic | |
| 5155 | 5155 | Options <#ref.basic-options>`__ for additional details. |
| 5156 | 5156 | |
| 5157 | 5157 | 8.2.0: August 16, 2018 |
| 5158 | 5158 | - Command-line Enhancements |
| 5159 | 5159 | |
| 5160 | - - Add @1@option@1@--no-warn@2@option@2@ option to suppress | |
| 5160 | + - Add :samp:`--no-warn` option to suppress | |
| 5161 | 5161 | issuing warning messages. If there are any conditions that |
| 5162 | 5162 | would have caused warnings to be issued, the exit status is |
| 5163 | 5163 | still 3. |
| ... | ... | @@ -5177,7 +5177,7 @@ For a detailed list of changes, please see the file |
| 5177 | 5177 | - Bug fix: end of line characters were not properly handled |
| 5178 | 5178 | inside strings in some cases. |
| 5179 | 5179 | |
| 5180 | - - Bug fix: using @1@option@1@--progress@2@option@2@ on very small | |
| 5180 | + - Bug fix: using :samp:`--progress` on very small | |
| 5181 | 5181 | files could cause an infinite loop. |
| 5182 | 5182 | |
| 5183 | 5183 | - API enhancements |
| ... | ... | @@ -5217,7 +5217,7 @@ For a detailed list of changes, please see the file |
| 5217 | 5217 | old behavior should be desired, or if you have a case where |
| 5218 | 5218 | page splitting is very slow, the old behavior (and speed) can |
| 5219 | 5219 | be enabled by specifying |
| 5220 | - @1@option@1@--preserve-unreferenced-resources@2@option@2@. For | |
| 5220 | + :samp:`--preserve-unreferenced-resources`. For | |
| 5221 | 5221 | additional details, please see `Advanced Transformation |
| 5222 | 5222 | Options <#ref.advanced-transformation>`__. |
| 5223 | 5223 | |
| ... | ... | @@ -5226,19 +5226,19 @@ For a detailed list of changes, please see the file |
| 5226 | 5226 | that may exceed the operating system's limit for the maximum |
| 5227 | 5227 | number of open files. |
| 5228 | 5228 | |
| 5229 | - - The @1@option@1@--rotate@2@option@2@ option's syntax has been | |
| 5229 | + - The :samp:`--rotate` option's syntax has been | |
| 5230 | 5230 | extended to make the page range optional. If you specify |
| 5231 | - @1@option@1@--rotate=@1@replaceable@1@angle@2@replaceable@2@@2@option@2@ | |
| 5231 | + :samp:`--rotate=@1@replaceable@1@angle@2@replaceable@2@` | |
| 5232 | 5232 | without specifying a page range, the rotation will be applied |
| 5233 | 5233 | to all pages. This can be especially useful for adjusting a PDF |
| 5234 | 5234 | created from a multi-page document that was scanned upside |
| 5235 | 5235 | down. |
| 5236 | 5236 | |
| 5237 | 5237 | - When merging multiple files, the |
| 5238 | - @1@option@1@--verbose@2@option@2@ option now prints information | |
| 5238 | + :samp:`--verbose` option now prints information | |
| 5239 | 5239 | about each file as it operates on that file. |
| 5240 | 5240 | |
| 5241 | - - When the @1@option@1@--progress@2@option@2@ option is | |
| 5241 | + - When the :samp:`--progress` option is | |
| 5242 | 5242 | specified, qpdf will print a running indicator of its best |
| 5243 | 5243 | guess at how far through the writing process it is. Note that, |
| 5244 | 5244 | as with all progress meters, it's an approximation. This option |
| ... | ... | @@ -5294,7 +5294,7 @@ For a detailed list of changes, please see the file |
| 5294 | 5294 | it thinks it is through writing its output. Client programs can |
| 5295 | 5295 | use this to implement reasonably accurate progress meters. The |
| 5296 | 5296 | :command:`qpdf` command line tool uses this to |
| 5297 | - implement its @1@option@1@--progress@2@option@2@ option. | |
| 5297 | + implement its :samp:`--progress` option. | |
| 5298 | 5298 | |
| 5299 | 5299 | - New methods ``QPDFObjectHandle::newUnicodeString`` and |
| 5300 | 5300 | ``QPDFObject::unparseBinary`` have been added to allow for more |
| ... | ... | @@ -5352,10 +5352,10 @@ For a detailed list of changes, please see the file |
| 5352 | 5352 | `Running QPDF <#ref.using>`__. |
| 5353 | 5353 | |
| 5354 | 5354 | - The option |
| 5355 | - @1@option@1@--linearize-pass1=@1@replaceable@1@file@2@replaceable@2@@2@option@2@ | |
| 5355 | + :samp:`--linearize-pass1=@1@replaceable@1@file@2@replaceable@2@` | |
| 5356 | 5356 | has been added for debugging qpdf's linearization code. |
| 5357 | 5357 | |
| 5358 | - - The option @1@option@1@--coalesce-contents@2@option@2@ can be | |
| 5358 | + - The option :samp:`--coalesce-contents` can be | |
| 5359 | 5359 | used to combine content streams of a page whose contents are an |
| 5360 | 5360 | array of streams into a single stream. |
| 5361 | 5361 | |
| ... | ... | @@ -5404,7 +5404,7 @@ For a detailed list of changes, please see the file |
| 5404 | 5404 | password when opening encrypted files, and will optionally display |
| 5405 | 5405 | the encryption key used by a file. This is a non-standard |
| 5406 | 5406 | operation, but it can be useful in certain situations. Please see |
| 5407 | - the discussion of @1@option@1@--password-is-hex-key@2@option@2@ in | |
| 5407 | + the discussion of :samp:`--password-is-hex-key` in | |
| 5408 | 5408 | `Basic Options <#ref.basic-options>`__ or the comments around |
| 5409 | 5409 | ``QPDF::setPasswordIsHexKey`` in |
| 5410 | 5410 | :file:`QPDF.hh` for additional details. |
| ... | ... | @@ -5442,8 +5442,8 @@ For a detailed list of changes, please see the file |
| 5442 | 5442 | or RunLength encoding. Library API enhancements and |
| 5443 | 5443 | command-line options have been added to control this behavior. |
| 5444 | 5444 | See command-line options |
| 5445 | - @1@option@1@--compress-streams@2@option@2@ and | |
| 5446 | - @1@option@1@--decode-level@2@option@2@ and methods | |
| 5445 | + :samp:`--compress-streams` and | |
| 5446 | + :samp:`--decode-level` and methods | |
| 5447 | 5447 | ``QPDFWriter::setCompressStreams`` and |
| 5448 | 5448 | ``QPDFWriter::setDecodeLevel``. |
| 5449 | 5449 | |
| ... | ... | @@ -5469,27 +5469,27 @@ For a detailed list of changes, please see the file |
| 5469 | 5469 | input using ``@file`` or ``@-`` syntax. Please see `Basic |
| 5470 | 5470 | Invocation <#ref.invocation>`__. |
| 5471 | 5471 | |
| 5472 | - - @1@option@1@--rotate@2@option@2@: request page rotation | |
| 5472 | + - :samp:`--rotate`: request page rotation | |
| 5473 | 5473 | |
| 5474 | - - @1@option@1@--newline-before-endstream@2@option@2@: ensure that | |
| 5474 | + - :samp:`--newline-before-endstream`: ensure that | |
| 5475 | 5475 | a newline appears before every ``endstream`` keyword in the |
| 5476 | 5476 | file; used to prevent qpdf from breaking PDF/A compliance on |
| 5477 | 5477 | already compliant files. |
| 5478 | 5478 | |
| 5479 | - - @1@option@1@--preserve-unreferenced@2@option@2@: preserve | |
| 5479 | + - :samp:`--preserve-unreferenced`: preserve | |
| 5480 | 5480 | unreferenced objects in the input PDF |
| 5481 | 5481 | |
| 5482 | - - @1@option@1@--split-pages@2@option@2@: break output into chunks | |
| 5482 | + - :samp:`--split-pages`: break output into chunks | |
| 5483 | 5483 | with fixed numbers of pages |
| 5484 | 5484 | |
| 5485 | - - @1@option@1@--verbose@2@option@2@: print the name of each | |
| 5485 | + - :samp:`--verbose`: print the name of each | |
| 5486 | 5486 | output file that is created |
| 5487 | 5487 | |
| 5488 | - - @1@option@1@--compress-streams@2@option@2@ and | |
| 5489 | - @1@option@1@--decode-level@2@option@2@ replace | |
| 5490 | - @1@option@1@--stream-data@2@option@2@ for improving granularity | |
| 5488 | + - :samp:`--compress-streams` and | |
| 5489 | + :samp:`--decode-level` replace | |
| 5490 | + :samp:`--stream-data` for improving granularity | |
| 5491 | 5491 | of controlling compression and decompression of stream data. |
| 5492 | - The @1@option@1@--stream-data@2@option@2@ option will remain | |
| 5492 | + The :samp:`--stream-data` option will remain | |
| 5493 | 5493 | available. |
| 5494 | 5494 | |
| 5495 | 5495 | - When running :command:`qpdf --check` with other |
| ... | ... | @@ -5500,8 +5500,8 @@ For a detailed list of changes, please see the file |
| 5500 | 5500 | reference table, or other similar operations. |
| 5501 | 5501 | |
| 5502 | 5502 | - Process :command:`--pages` earlier so that other |
| 5503 | - options like @1@option@1@--show-pages@2@option@2@ or | |
| 5504 | - @1@option@1@--split-pages@2@option@2@ can operate on the file | |
| 5503 | + options like :samp:`--show-pages` or | |
| 5504 | + :samp:`--split-pages` can operate on the file | |
| 5505 | 5505 | after page splitting/merging has occurred. |
| 5506 | 5506 | |
| 5507 | 5507 | - API Changes. All new API calls are documented in their respective |
| ... | ... | @@ -5534,7 +5534,7 @@ For a detailed list of changes, please see the file |
| 5534 | 5534 | ``QPDFWriter`` methods. |
| 5535 | 5535 | |
| 5536 | 5536 | 6.0.0: November 10, 2015 |
| 5537 | - - Implement @1@option@1@--deterministic-id@2@option@2@ command-line | |
| 5537 | + - Implement :samp:`--deterministic-id` command-line | |
| 5538 | 5538 | option and ``QPDFWriter::setDeterministicID`` as well as C API |
| 5539 | 5539 | function ``qpdf_set_deterministic_ID`` for generating a |
| 5540 | 5540 | deterministic ID for non-encrypted files. When this option is |
| ... | ... | @@ -5618,11 +5618,11 @@ For a detailed list of changes, please see the file |
| 5618 | 5618 | Windows build, this results in an added dependency on Microsoft's |
| 5619 | 5619 | cryptography API. To disable the OS-specific cryptography and use |
| 5620 | 5620 | the old version, pass the |
| 5621 | - @1@option@1@--enable-insecure-random@2@option@2@ option to | |
| 5621 | + :samp:`--enable-insecure-random` option to | |
| 5622 | 5622 | :command:`./configure`. |
| 5623 | 5623 | |
| 5624 | 5624 | - The :command:`qpdf` command-line tool now issues a |
| 5625 | - warning when @1@option@1@-accessibility=n@2@option@2@ is specified | |
| 5625 | + warning when :samp:`-accessibility=n` is specified | |
| 5626 | 5626 | for newer encryption versions stating that the option is ignored. |
| 5627 | 5627 | qpdf, per the spec, has always ignored this flag, but it |
| 5628 | 5628 | previously did so silently. This warning is issued only by the |
| ... | ... | @@ -5647,12 +5647,12 @@ For a detailed list of changes, please see the file |
| 5647 | 5647 | :file:`QPDFObjectHandle.hh` for additional |
| 5648 | 5648 | notes. |
| 5649 | 5649 | |
| 5650 | - - Add @1@option@1@--show-npages@2@option@2@ command-line option to | |
| 5650 | + - Add :samp:`--show-npages` command-line option to | |
| 5651 | 5651 | the :command:`qpdf` command to show the number of |
| 5652 | 5652 | pages in a file. |
| 5653 | 5653 | |
| 5654 | 5654 | - Allow omission of the page range within |
| 5655 | - @1@option@1@--pages@2@option@2@ for the | |
| 5655 | + :samp:`--pages` for the | |
| 5656 | 5656 | :command:`qpdf` command. When omitted, the page |
| 5657 | 5657 | range is implicitly taken to be all the pages in the file. |
| 5658 | 5658 | |
| ... | ... | @@ -5701,7 +5701,7 @@ For a detailed list of changes, please see the file |
| 5701 | 5701 | - Warning flags have been moved into a separate variable in |
| 5702 | 5702 | :file:`autoconf.mk` |
| 5703 | 5703 | |
| 5704 | - - The configure flag @1@option@1@--enable-werror@2@option@2@ work | |
| 5704 | + - The configure flag :samp:`--enable-werror` work | |
| 5705 | 5705 | for Microsoft compilers |
| 5706 | 5706 | |
| 5707 | 5707 | - All MSVC CRT security warnings have been resolved. |
| ... | ... | @@ -5837,12 +5837,12 @@ For a detailed list of changes, please see the file |
| 5837 | 5837 | ``QPDFWriter``. |
| 5838 | 5838 | |
| 5839 | 5839 | - Removed the method ``decodeStreams``. This method was used by |
| 5840 | - the @1@option@1@--check@2@option@2@ option of the | |
| 5840 | + the :samp:`--check` option of the | |
| 5841 | 5841 | :command:`qpdf` command-line tool to force all |
| 5842 | 5842 | streams in the file to be decoded, but it also suffered from |
| 5843 | 5843 | the problem of opening otherwise unreferenced streams and thus |
| 5844 | 5844 | could report false positive. The |
| 5845 | - @1@option@1@--check@2@option@2@ option now causes qpdf to go | |
| 5845 | + :samp:`--check` option now causes qpdf to go | |
| 5846 | 5846 | through all the motions of writing a new file based on the |
| 5847 | 5847 | original one, so it will always reference and check exactly |
| 5848 | 5848 | those parts of a file that any ordinary viewer would check. |
| ... | ... | @@ -5951,7 +5951,7 @@ For a detailed list of changes, please see the file |
| 5951 | 5951 | - When building on a platform that supports ELF shared libraries |
| 5952 | 5952 | (such as Linux), symbol versions are enabled by default. They can |
| 5953 | 5953 | be disabled by passing |
| 5954 | - @1@option@1@--disable-ld-version-script@2@option@2@ to | |
| 5954 | + :samp:`--disable-ld-version-script` to | |
| 5955 | 5955 | :command:`./configure`. |
| 5956 | 5956 | |
| 5957 | 5957 | - The file :file:`libqpdf.pc` is now installed |
| ... | ... | @@ -5972,7 +5972,7 @@ For a detailed list of changes, please see the file |
| 5972 | 5972 | terminal anymore by default. Instead, find them in |
| 5973 | 5973 | :file:`build/qtest.log`. For packagers who are |
| 5974 | 5974 | building with an autobuilder, you can add the |
| 5975 | - @1@option@1@--enable-show-failed-test-output@2@option@2@ option to | |
| 5975 | + :samp:`--enable-show-failed-test-output` option to | |
| 5976 | 5976 | :command:`./configure` to restore the old behavior. |
| 5977 | 5977 | |
| 5978 | 5978 | 2.3.1: December 28, 2011 |
| ... | ... | @@ -6180,7 +6180,7 @@ For a detailed list of changes, please see the file |
| 6180 | 6180 | permissions, it does make them available so that applications that |
| 6181 | 6181 | use qpdf can enforce permissions. |
| 6182 | 6182 | |
| 6183 | - - The @1@option@1@--check@2@option@2@ option to | |
| 6183 | + - The :samp:`--check` option to | |
| 6184 | 6184 | :command:`qpdf` has been extended to include some |
| 6185 | 6185 | additional information. |
| 6186 | 6186 | ... | ... |