[FFmpeg-devel] [PATCH] ffmpeg: drop format specific stream copy heuristics

Clément Bœsch u at pkh.me
Mon Sep 5 18:49:10 EEST 2016


On Mon, Sep 05, 2016 at 05:41:25PM +0200, Michael Niedermayer wrote:
> On Mon, Sep 05, 2016 at 04:41:52PM +0200, Clément Bœsch wrote:
> > From: Clément Bœsch <clement at stupeflix.com>
> > 
> > These adjusted codec fields do not seem to be in use anymore and prevent
> > the convert of ffmpeg*.c to codecpar.
> 
>  ./ffmpeg  -i ~/tickets/4914/xdcam8mp2-1s_small.ts -c:v copy out.mxf
> fails, no output anymore
> 
> ./ffmpeg -i matrixbench_mpeg2.mpg -c:v copy -t 1 test.avi
> the output now has 600fps
> 
> ./ffmpeg -i ~/tickets/236/fcp_export8.mov -codec copy -map 0 out.mov
> something goes terribly wrong with the timecode tracks
> "fps 2997 is too large"
> 
> If you want more cases that this breaks, it should be easy to find
> i think fate does not test stream copy very well

Thanks. Such fate tests are likely not very hard to add and would be very
welcome.

-- 
Clément B.


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