<table cellpadding=3 cellspacing=0 border=0 width=100% bgcolor=white><tr valign=top><td width=100%><font size=2 color=black>ok , i will check on videosink part , but what about timestamp and duration of video buffers <br> <br>right now i am using timestamp and duration given by qtdemux <br> <br> <br>since the decoded data is already in frame buffer , i am just passing fake gstbuffer with timestamp , duration, and caps but with some fake data <br> <br> <br>does the timestamp or duration neeeds to be adjusted according to decoder speed (fps), which is quite fast <BR><BR><BR><BR><BR><BR>--- On Sun 08/12, Wim Taymans < wim.taymans@gmail.com > wrote:<BR><br><BLOCKQUOTE style="PADDING-LEFT: 7px; MARGIN-LEFT: 7px; BORDER-LEFT: orange 2px solid"><B>From: </B>Wim Taymans [mailto: wim.taymans@gmail.com]<BR><B>To: </B>digitaldsp@excite.com<BR><B>Cc: </B>gstreamer-devel@lists.sourceforge.net<BR><B>Date: </B>Sun, 12 Aug 2007 17:17:00 +0200<BR><B>Subject: </B>Re: [gst-devel] av
sync issue with hardware decoder<BR><BR><BR>On Sun, 2007-08-12 at 11:06 -0400, pritesh wrote:<BR><BR>Are you subclassing the videosink from GstVideoSink? if you do this and<BR>timestamp the video buffers correctly all should work fine.<BR><BR>Wim<BR><BR><BR>> hi all,<BR>> on arm board i have a hardware h264 decoder . which has exposed<BR>> decode , postprocess , display api<BR>> <BR>> <BR>> but in my hardware decoder plugin i am only calling decode api <BR>> <BR>> in the videosink plugin i call the postprocess and display api for av<BR>> sync<BR>> <BR>> <BR>> but the thing is during video playback , video is leading (much<BR>> faster) audio and av sync is not there.<BR>> <BR>> i am using the timestamp and duration generated by parser . <BR>> <BR>> do i have to adjust this timestamp and duration of buffer passed to<BR>> videosink , according to decoder speed.(fps)<BR>> <BR>> <BR>> <BR>> <BR>> any ideas
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