Need to add some code like following here <https://github.com/FFmpeg/FFmpeg/blob/master/libavcodec/qsvenc.c#L941> if (frame->pict_type == AV_PICTURE_TYPE_I) { enc_ctrl->FrameType = MFX_FRAMETYPE_I | MFX_FRAMETYPE_IDR | MFX_FRAMETYPE_REF; }
On Mon, Aug 1, 2016 at 1:20 PM, Chao Liu <yijin...@gmail.com> wrote: > Hi, > Looks like h264_qsv doesn't respect AVFrame.pict_type now. > It always encodes to non-key frames except for the first frame. > Is this a bug of ffmpeg or QSV doesn't support key frames? > > Command I use: > ffmpeg -debug_ts -i orig.mp4 -force_key_frames 'expr:gte(t,n_forced)' > -look_ahead 0 -c:v h264_qsv -b:v 800k -maxrate 1600k -preset faster test.mp4 > _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-devel