jpegdec: mark all parsed frames as sync points

all jpeg frames are sync points, so mark them as such so
reverse playback can properly work with the video decoder
base class

https://bugzilla.gnome.org/show_bug.cgi?id=725104

diff --git a/ext/jpeg/gstjpegdec.c b/ext/jpeg/gstjpegdec.c
index 89b8460..b05043a 100644 (file)
--- a/ext/jpeg/gstjpegdec.c
+++ b/ext/jpeg/gstjpegdec.c
@@ -456,6 +456,7 @@ need_more_data:
 have_full_frame:
   if (toadd)
     gst_video_decoder_add_to_frame (bdec, toadd);
+  GST_VIDEO_CODEC_FRAME_SET_SYNC_POINT (frame);
   return gst_video_decoder_have_frame (bdec);
 
 drop_frame: