lzw.cc
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#include <qpdf/Pl_LZWDecoder.hh>
#include <qpdf/Pl_StdioFile.hh>
#include <iostream>
#include <stdlib.h>
#include <string.h>
int main(int argc, char* argv[])
{
bool early_code_change = true;
if ((argc == 2) && (strcmp(argv[1], "--no-early-code-change") == 0))
{
early_code_change = false;
}
Pl_StdioFile out("stdout", stdout);
Pl_LZWDecoder decode("decode", &out, early_code_change);
try
{
unsigned char buf[10000];
bool done = false;
while (! done)
{
int len = read(0, buf, sizeof(buf));
if (len <= 0)
{
done = true;
}
else
{
decode.write(buf, len);
}
}
decode.finish();
}
catch (std::exception& e)
{
std::cerr << e.what() << std::endl;
exit(2);
}
return 0;
}