On Sat, Dec 17, 2011 at 5:19 AM, 6.45 6.45.Vapuru <6.45.vap...@gmail.com>wrote:
> Hi > > I modify the OpenRtspClient so that > > -- Now instead of writing frames to file I collect them in a queue > with incoming presenttaion times > -- Then give the h264 frames to MP4 muxer [ Geraint Davies MP4 mux filter] > -- Finally write muxed data to file... > > So I can able to save h264 stream into MP4 container... > But the problem is that, some of the recorded data [NOT all of them] > has wrong values for time duration: > Suppose that a 10 minute record seems that it was 12 h stream... > VLC play the 10 minute that play last frame for the remaing time. > First thing that comes to mind is you have an obvious overflow issue: #define TIMEVAL_TO_REFERENCE_TIME(x) ((__int64)(x.tv_sec * 1000000) + x.tv_usec) * 10 ...x.ty_sec and x.ty_usec are 32-bit signed (long). You multimply x.tv_sec by 1,000,000, and *then* cast to __int64. So you'll overflow that in about ~2147 seconds. You need to cast to __int64 *first* and then do your multiplication. This probably explains the weird jumping.
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