[FFmpeg-user] fps in March 13 git: -r 29.97 = 2997 tbn ???

Baptiste Coudurier baptiste.coudurier at gmail.com
Tue Apr 5 18:20:51 CEST 2011


On 04/05/2011 06:33 AM, Mike Scheutzow wrote:
> Baptiste Coudurier wrote:
>>> Also, be careful believing the tbn / tbc "Output #0" stats - they have
>>> been broken for months. Use 'ffmpeg -i infile' to get accurate values.
>>
>> No, the values are correct and accurate, you can trust them.
> 
> It was still broken in Michael's git as of 2011-mar-16.
> 
> The test case is very simple: h264 in .ts transcoded to h264 in .ts.
> 
> During encode run, for "Output #0" ffmpeg prints:
> 
>     Stream #0.0: Video: libx264, yuv420p, 720x480 [PAR 10:11 DAR 15:11],
> q=10-51, 200 kb/s, 90k tbn, 29.97 tbc
> 
> Yet, ffmpeg -i on the resulting file says:
> 
>     Stream #0.0[0x100]: Video: h264 (High), yuv420p, 720x480 [PAR 10:11
> DAR 15:11], 29.97 fps, 29.97 tbr, 90k tbn, 59.94 tbc
> 
> Do the tbc look the same to you?

And which one do you think are wrong anyway ?

Information printed is accurate, the interpretation is different.

-- 
Baptiste COUDURIER
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