[Libav-user] Setting level within libx264 codec

noahzarc noahzarc at hotmail.co.uk
Tue Jul 24 17:38:12 CEST 2012

noahzarc wrote
> Hi all:
> I have a quick question about setting the encoding level for libx254. In
> ffmpeg 0.10, I was able to set the profile just with the code below
> outputCodecCtx->level = 52;
> Of course with outputCodexCtx being of type AVCodecContext. And then I
> would get the profile: High, level 5.2. However after updating to ffmpeg
> 0.11, seems like the same code will lead to a different profile:
> High 4:4:4 Predictive, level 5.2, 4:2:0 8-bit
> The output can still be generated but the size of the output is about 10
> times bigger than the result of ffmpeg 0.10
> Any suggestions?
> p.s. I've also tried to change "52" to "FF_PROFILE_H264_HIGH", but then I
> get an error saying "level 100 is not defined"..

Sorry x264, not x254(i doubt if that exists..)

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