#8361 closed defect (invalid)
FFmpeg’s libx264rgb: ffmpeg encodes in “gbrp” instead of “bgr0” / “bgr24” / “rgb24”
Reported by: | Kdmeizk | Owned by: | |
---|---|---|---|
Priority: | normal | Component: | undetermined |
Version: | git-master | Keywords: | |
Cc: | Blocked By: | ||
Blocking: | Reproduced by developer: | no | |
Analyzed by developer: | no |
Description
Input file:
https://drive.google.com/file/d/0B40VEgqICZzWZ1UwQ2M5VldvNmM/view?usp=sharing
ffmpeg-20191101-53c21c2-win64-static\bin\ffmpeg.exe -i 00006.m2ts -to 00:00:05 -c:v libx264rgb -pix_fmt bgr0 -an output.mkv ffmpeg version git-2019-11-01-53c21c2 Copyright (c) 2000-2019 the FFmpeg developers built with gcc 9.2.1 (GCC) 20191010 configuration: --enable-gpl --enable-version3 --enable-sdl2 --enable-fontconfig --enable-gnutls --enable-iconv --enable-libass --enable-libdav1d --enable-libbluray --enable-libfreetype --enable-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg --enable-libopus --enable-libshine --enable-libsnappy --enable-libsoxr --enable-libtheora --enable-libtwolame --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxml2 --enable-libzimg --enable-lzma --enable-zlib --enable-gmp --enable-libvidstab --enable-libvorbis --enable-libvo-amrwbenc --enable-libmysofa --enable-libspeex --enable-libxvid --enable-libaom --enable-libmfx --enable-ffnvcodec --enable-cuvid --enable-d3d11va --enable-nvenc --enable-nvdec --enable-dxva2 --enable-avisynth --enable-libopenmpt --enable-amf libavutil 56. 35.101 / 56. 35.101 libavcodec 58. 60.100 / 58. 60.100 libavformat 58. 33.100 / 58. 33.100 libavdevice 58. 9.100 / 58. 9.100 libavfilter 7. 66.100 / 7. 66.100 libswscale 5. 6.100 / 5. 6.100 libswresample 3. 6.100 / 3. 6.100 libpostproc 55. 6.100 / 55. 6.100 Input #0, mpegts, from '00006.m2ts': Duration: 00:00:44.05, start: 1.992667, bitrate: 36799 kb/s Program 1 Stream #0:0[0x1011]: Video: h264 (High) (HDMV / 0x564D4448), yuv420p(progressive), 1920x1080 [SAR 1:1 DAR 16:9], 23.98 fps, 23.98 tbr, 90k tbn, 47.95 tbc Stream #0:1[0x1100]: Audio: dts (DTS-HD MA) ([134][0][0][0] / 0x0086), 48000 Hz, 5.1(side), s32p (24 bit) Stream mapping: Stream #0:0 -> #0:0 (h264 (native) -> h264 (libx264rgb)) Press [q] to stop, [?] for help Output #0, matroska, to 'output.mkv': Metadata: encoder : Lavf58.33.100 Stream #0:0: Video: h264 (libx264rgb) (H264 / 0x34363248), bgr0, 1920x1080 [SAR 1:1 DAR 16:9], q=-1--1, 23.98 fps, 1k tbn, 23.98 tbc Metadata: encoder : Lavc58.60.100 libx264rgb Side data: cpb: bitrate max/min/avg: 0/0/0 buffer size: 0 vbv_delay: N/A video:3788kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 0.044167% ffmpeg-20191101-53c21c2-win64-static\bin\ffprobe.exe output.mkv ffprobe version git-2019-11-01-53c21c2 Copyright (c) 2007-2019 the FFmpeg developers built with gcc 9.2.1 (GCC) 20191010 configuration: --enable-gpl --enable-version3 --enable-sdl2 --enable-fontconfig --enable-gnutls --enable-iconv --enable-libass --enable-libdav1d --enable-libbluray --enable-libfreetype --enable-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg --enable-libopus --enable-libshine --enable-libsnappy --enable-libsoxr --enable-libtheora --enable-libtwolame --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxml2 --enable-libzimg --enable-lzma --enable-zlib --enable-gmp --enable-libvidstab --enable-libvorbis --enable-libvo-amrwbenc --enable-libmysofa --enable-libspeex --enable-libxvid --enable-libaom --enable-libmfx --enable-ffnvcodec --enable-cuvid --enable-d3d11va --enable-nvenc --enable-nvdec --enable-dxva2 --enable-avisynth --enable-libopenmpt --enable-amf libavutil 56. 35.101 / 56. 35.101 libavcodec 58. 60.100 / 58. 60.100 libavformat 58. 33.100 / 58. 33.100 libavdevice 58. 9.100 / 58. 9.100 libavfilter 7. 66.100 / 7. 66.100 libswscale 5. 6.100 / 5. 6.100 libswresample 3. 6.100 / 3. 6.100 libpostproc 55. 6.100 / 55. 6.100 Input #0, matroska,webm, from 'output.mkv': Metadata: ENCODER : Lavf58.33.100 Duration: 00:00:05.01, start: 0.000000, bitrate: 6202 kb/s Stream #0:0: Video: h264 (High 4:4:4 Predictive), gbrp(tv, gbr/unknown/unknown, progressive), 1920x1080 [SAR 1:1 DAR 16:9], 23.98 fps, 23.98 tbr, 1k tbn, 47.95 tbc (default) Metadata: ENCODER : Lavc58.60.100 libx264rgb DURATION : 00:00:05.005000000
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The h264 bitstream carries chroma always in the same way. How a decoder chooses to represent it is up to the implementation, and the ffmpeg h264 decoder choose gbrp to do it.