[Ffmpeg-devel] Re: bug - movenc.c: Issues with multi-slice H.264 video
Mon May 15 19:12:31 CEST 2006
Tyler Loch wrote:
> If ffmpeg is run with multiple threads (-threads n), it will create H.264 video
> with multiple slices - one per thread. This is good.
> When muxed into a .mov or .mp4 wrapper, the multi-slice video will crash
> QuickTime Player (this is bad). The first frame will be displayed with the first
> half (if two slices were used) intact, and the second half as "nothing" grey.
> If x264.c is forced to use one thread (hard-coded variable or no "-threads"
> flag), the video plays without incident. Also, if another program such as
> mp4creator is used to mux a raw, multi-slice .h264 file to .mp4, that resulting
> file will also play without incident.
> Here are two samples. One multi-slice, one not:
Should be fixed in cvs. Can you please try ?
Baptiste COUDURIER GnuPG Key Id: 0x5C1ABAAA
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