From 9b42f0bfda5643a0a46cd9ced0213843591f096e Mon Sep 17 00:00:00 2001
From: Josh Klontz <josh.klontz@gmail.com>
Date: Mon, 11 Mar 2013 15:09:52 -0400
Subject: [PATCH] rewrote YouTubeFacesDBTransform

---
 sdk/core/bee.cpp        |  1 +
 sdk/plugins/youtube.cpp | 38 +++++++++++++-------------------------
 2 files changed, 14 insertions(+), 25 deletions(-)

diff --git a/sdk/core/bee.cpp b/sdk/core/bee.cpp
index 1bbca0d..982cdde 100644
--- a/sdk/core/bee.cpp
+++ b/sdk/core/bee.cpp
@@ -199,6 +199,7 @@ void writeMatrix(const Mat &m, const QString &matrix, const QString &targetSigse
 
     char buff[4];
     QFile file(matrix);
+    QtUtils::touchDir(file);
     bool success = file.open(QFile::WriteOnly); if (!success) qFatal("Unable to open %s for writing.", qPrintable(matrix));
     file.write("S2\n");
     file.write(qPrintable(QFileInfo(targetSigset).fileName()));
diff --git a/sdk/plugins/youtube.cpp b/sdk/plugins/youtube.cpp
index 1a96ddc..8954fe6 100644
--- a/sdk/plugins/youtube.cpp
+++ b/sdk/plugins/youtube.cpp
@@ -1,3 +1,4 @@
+#include <QProcess>
 #include <openbr_plugin.h>
 
 #include "core/common.h"
@@ -16,16 +17,6 @@ class YouTubeFacesDBTransform : public UntrainableMetaTransform
     Q_PROPERTY(QString algorithm READ get_algorithm WRITE set_algorithm RESET reset_algorithm STORED false)
     BR_PROPERTY(QString, algorithm, "")
 
-    QSharedPointer<Transform> transform;
-    QSharedPointer<Distance> distance;
-
-    void init()
-    {
-        if (algorithm.isEmpty()) return;
-        transform = Transform::fromAlgorithm(algorithm);
-        distance = Distance::fromAlgorithm(algorithm);
-    }
-
     void project(const TemplateList &src, TemplateList &dst) const
     {
         Transform::project(src.mid(1) /* First template is the header in 'splits.txt' */, dst);
@@ -33,22 +24,19 @@ class YouTubeFacesDBTransform : public UntrainableMetaTransform
 
     void project(const Template &src, Template &dst) const
     {
+        static QMutex mutex;
         const QStringList words = src.file.name.split(", ");
-        dst.file.name = words[0] + "_" + words[1] + "_" + words[4] + ".mtx";
-
-        TemplateList queryTemplates = TemplateList::fromGallery(File(words[2]).resolved());
-        sort(queryTemplates);
-        queryTemplates >> *transform;
-
-        TemplateList targetTemplates = TemplateList::fromGallery(File(words[3]).resolved());
-        sort(targetTemplates);
-        targetTemplates >> *transform;
-
-        QScopedPointer<MatrixOutput> memoryOutput(MatrixOutput::make(targetTemplates.files(), queryTemplates.files()));
-        distance->compare(targetTemplates, queryTemplates, memoryOutput.data());
-
-        dst.clear();
-        dst.m() = memoryOutput.data()->data;
+        const QString matrix = "YTF-"+algorithm+"/"+words[0] + "_" + words[1] + "_" + words[4] + ".mtx";
+        const QStringList arguments = QStringList() << "-algorithm" << algorithm
+                                                    << "-parallelism" << QString::number(Globals->parallelism)
+                                                    << "-path" << Globals->path
+                                                    << "-compare" << File(words[2]).resolved() << File(words[3]).resolved() << matrix;
+        mutex.lock();
+        int result = QProcess::execute(QCoreApplication::applicationFilePath(), arguments);
+        mutex.unlock();
+        if (result != 0)
+            qWarning("Process for computing %s returned %d.", qPrintable(matrix), result);
+        dst = Template();
     }
 
     static void sort(TemplateList &templates)
--
libgit2 0.21.4