Attach the mkv (draft) presetg versions: cat mpeg2sd422p.mkv matroska mpeg2video cin_pix_fmt=yuv422p b=30M muxrate=35M minrate=30M maxrate=30M bufsize=25M profile=422p cat mpeg2sd422p_mkv.seg segment mpeg2video segment_format=matroska segment_time=00:10 <= your segment time reset_timestamps=1 cin_pix_fmt=yuv422p b=30M muxrate=35M minrate=30M maxrate=30M bufsize=25M profile=422p cat mkv_lpcm.seg segment pcm_s16le segment_format=matroska segment_time=00:10 <= your segment time reset_timestamps=1 id 0x1100 ------------- ffprobe -hide_banner cgg_mpeg2sd422p.mkv Input #0, matroska,webm, from 'cgg_mpeg2sd422p.mkv': Metadata: ENCODER : Lavf61.1.100 Duration: 00:00:09.84, start: 0.000000, bitrate: 30898 kb/s Stream #0:0: Video: mpeg2video (4:2:2), yuv422p(tv, bt709/unknown/unknown, progressive), 720x576 [SAR 1:1 DAR 5:4], 50 fps, 50 tbr, 1k tbn Metadata: DURATION : 00:00:09.840000000 Side data: cpb: bitrate max/min/avg: 30000000/0/0 buffer size: 25001984 vbv_delay: N/A Stream #0:1(eng): Audio: pcm_s16le, 48000 Hz, 2 channels, s16, 1536 kb/s Metadata: DURATION : 00:00:09.791000000 ---------- ffprobe -hide_banner cgg_mpeg2sd422p_03.mkv Input #0, matroska,webm, from 'cgg_mpeg2sd422p_03.mkv': Metadata: ENCODER : Lavf61.1.100 Duration: 00:00:08.18, start: 6.010000, bitrate: 8025 kb/s Stream #0:0: Video: mpeg2video (4:2:2), yuv422p(tv, bt709/unknown/unknown, progressive), 720x576 [SAR 1:1 DAR 5:4], 50 fps, 50 tbr, 1k tbn Metadata: DURATION : 00:00:08.180000000 Side data: cpb: bitrate max/min/avg: 30000000/0/0 buffer size: 25001984 vbv_delay: N/A Stream #0:1(eng): Audio: mp2, 48000 Hz, stereo, s16p, 384 kb/s Metadata: DURATION : 00:00:08.180000000