Don't sync video preview with the clock

This should reduce resource usage a little (it'll display frames when is
most convenient rather than worrying about the clock) and might reduce
weirdness associated with trying to synchronize the video preview
with the audio.

Suggested and tested by Jon Nettleton

2 files changed, 11 insertions, 0 deletions

diff --git a/glive.py b/glive.py
index b864cba..13ad361 100644
--- a/glive.py
+++ b/glive.py
@@ -223,11 +223,18 @@ class Glive:
         xvsink.set_state(gst.STATE_NULL)
 
         if xv_available:
+            # http://thread.gmane.org/gmane.comp.video.gstreamer.devel/29644
+            xvsink.set_property("sync", False)
+
             self.pipeline.add(xvsink)
             queue.link(xvsink)
         else:
             cspace = gst.element_factory_make("ffmpegcolorspace")
             xsink = gst.element_factory_make("ximagesink")
+
+            # http://thread.gmane.org/gmane.comp.video.gstreamer.devel/29644
+            xsink.set_property("sync", False)
+
             self.pipeline.add(cspace, xsink)
             gst.element_link_many(queue, cspace, xsink)
 
diff --git a/glivex.py b/glivex.py
index f296bf6..6f2af24 100644
--- a/glivex.py
+++ b/glivex.py
@@ -90,6 +90,10 @@ class GliveX:
         scalecaps = gst.Caps('video/x-raw-yuv,width='+str(ui.UI.dim_PIPW)+',height='+str(ui.UI.dim_PIPH))
         colorspace = gst.element_factory_make("ffmpegcolorspace", "colorspace")
         xsink = gst.element_factory_make("ximagesink", "xsink")
+
+        # http://thread.gmane.org/gmane.comp.video.gstreamer.devel/29644
+        xsink.set_property("sync", False)
+
         self.pipeline.add(src, rate, queue, scale, colorspace, xsink)
         src.link(rate, srccaps)
         rate.link(queue, ratecaps)