Disable screen grab if FFmpeg does not support it: http://kdenlive.org/mantis/view...

[kdenlive] / src / renderer.cpp

diff --git a/src/renderer.cpp b/src/renderer.cpp
index 79873c2ba5eb1e28fd9400409d9268c3a62485b4..15673b70086f6e5a0ea35fee0a47fa41dd5c5a3d 100644 (file)
--- a/src/renderer.cpp
+++ b/src/renderer.cpp
@@ -4737,5 +4737,19 @@ void Render::slotMultiStreamProducerFound(const QString path, QList<int> audio_l
     }
 }
 
+//static 
+bool Render::checkX11Grab()
+{
+    if (KdenliveSettings::rendererpath().isEmpty() || KdenliveSettings::ffmpegpath().isEmpty()) return false;
+    QProcess p;
+    QStringList args;
+    args << "avformat:f-list";
+    p.start(KdenliveSettings::rendererpath(), args);
+    if (!p.waitForStarted()) return false;
+    if (!p.waitForFinished()) return false;
+    QByteArray result = p.readAllStandardError();
+    return result.contains("x11grab");
+}
+
 #include "renderer.moc"