Allow retrieval of metadata created by Magic Lantern for canon cams

[kdenlive] / src / projectlist.cpp

diff --git a/src/projectlist.cpp b/src/projectlist.cpp
index 0d6c5eb58daff924ebd4ff23bb36d6c6f0c62645..6564238a1704c3470e7c0443a5f9e1ff62294d10 100644 (file)
--- a/src/projectlist.cpp
+++ b/src/projectlist.cpp
@@ -2199,31 +2199,67 @@ void ProjectList::slotRefreshClipThumbnail(QTreeWidgetItem *it, bool update)
 void ProjectList::extractMetadata(DocClipBase *clip)
 {
     QMap <QString, QString> props = clip->properties();
-    if (props.contains("exiftool")) {
-       // metadata was already extracted
-       return;
+    if (KdenliveSettings::use_exiftool() && !props.contains("exiftool")) {
+       QString codecid = props.value("videocodecid").simplified();
+       if (codecid == "h264") {
+           QProcess p;
+           QStringList args;
+           args << "-g" << "-args" << clip->fileURL().encodedPathAndQuery();
+           p.start("exiftool", args);
+           p.waitForFinished();
+           QString res = p.readAllStandardOutput();
+           QStringList list = res.split("\n");
+           QMap <QString, QString> meta;
+           foreach(QString tagline, list) {
+               if (!tagline.startsWith("-H264")) continue;
+               QString tag = tagline.section(':', 1);
+               if (tag.startsWith("ImageWidth") || tag.startsWith("ImageHeight")) continue;
+               meta.insert(tag.section('=', 0, 0), tag.section('=', 1));
+           }
+           clip->setProperty("exiftool", "1");
+           if (!meta.isEmpty()) {
+               clip->setMetadata(meta, "ExifTool");
+               //checkCamcorderFilters(clip, meta);
+           }
+       }
     }
-    QString codecid = props.value("videocodecid").simplified();
-    if (codecid == "h264") {
-       QProcess p;
-       QStringList args;
-       args << "-g" << "-args" << clip->fileURL().encodedPathAndQuery();
-       p.start("exiftool", args);
-       p.waitForFinished();
-       QString res = p.readAllStandardOutput();
-       QStringList list = res.split("\n");
+    if (KdenliveSettings::use_magicLantern() && !props.contains("magiclantern")) {
        QMap <QString, QString> meta;
-       foreach(QString tagline, list) {
-           if (!tagline.startsWith("-H264")) continue;
-           QString tag = tagline.section(':', 1);
-           if (tag.startsWith("ImageWidth") || tag.startsWith("ImageHeight")) continue;
-           meta.insert(tag.section('=', 0, 0), tag.section('=', 1));
+       QString url = clip->fileURL().path();
+       url = url.section('.', 0, -2) + ".LOG";
+       if (QFile::exists(url)) {
+           QFile file(url);
+           if (file.open(QIODevice::ReadOnly | QIODevice::Text)) {
+               while (!file.atEnd()) {
+                   QString line = file.readLine().simplified();
+                   if (line.startsWith('#') || line.isEmpty() || !line.contains(':')) continue;
+                   if (line.startsWith("CSV data")) break;
+                   meta.insert(line.section(':', 0, 0).simplified(), line.section(':', 1).simplified());
+               }
+           }
        }
-       clip->setProperty("exiftool", "1");
-       if (!meta.isEmpty()) {
-           clip->setMetadata(meta);
-           //checkCamcorderFilters(clip, meta);
+       url = url.section('.', 0, -2) + ".THM";
+       if (QFile::exists(url) && KdenliveSettings::use_exiftool()) {
+           // Read the exif metadata embeded in the THM file
+           QProcess p;
+           QStringList args;
+           args << "-g" << "-args" << url;
+           p.start("exiftool", args);
+           p.waitForFinished();
+           QString res = p.readAllStandardOutput();
+           QStringList list = res.split("\n");
+           foreach(QString tagline, list) {
+               if (tagline.startsWith("-File") || tagline.startsWith("-ExifTool")) continue;
+               QString tag = tagline.section(':', 1).simplified();
+               if (tag.startsWith("ImageWidth") || tag.startsWith("ImageHeight")) continue;
+               if (!tag.section('=', 0, 0).isEmpty() && !tag.section('=', 1).simplified().isEmpty())
+                   meta.insert(tag.section('=', 0, 0), tag.section('=', 1).simplified());
+           }
        }
+       
+       if (!meta.isEmpty())
+           clip->setMetadata(meta, "Magic Lantern");
+       clip->setProperty("magiclantern", "1");
     }
 }
 
@@ -2245,7 +2281,7 @@ void ProjectList::slotReplyGetFileProperties(const QString &clipId, Mlt::Produce
         }
         item->setProperties(properties, metadata);
         clip->setProducer(producer, replace);
-       if (KdenliveSettings::use_exiftool()) extractMetadata(clip);
+       extractMetadata(clip);
        m_render->processingDone(clipId);
 
         // Proxy stuff