[FFmpeg-user] an issue on decoding a mxf xavc long gop file.

Yufei He yhe at matrox.com
Fri Apr 5 18:17:28 EEST 2019

On 04/05/2019 10:22 AM, Carl Eugen Hoyos wrote:
> 2019-04-04 20:06 GMT+02:00, Yufei He <yhe at matrox.com>:
>> I'm trying to trancode a 1080i xavc long gop mxf file with
>> my codec, the file's frame rate is 29.97.
>> In my decoder, avctx->framerate.den is 1001, avctx->framerate.num
>> is 15000.
>> This is wrong.
> I opened ticket #7829 for the wrong average framerate
> calculation.
> If this has any real-world effects, please tell us.
> Carl Eugen
Hi Carl

My encoder got the correct framerate.
In my decoder, I use the frame rate to find difference between decoded 
uncompressed frames and input compressed packets which have time stamps.


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