[FFmpeg-trac] #3409(undetermined:reopened): Impossible to transcode full range RGB videos with libx264, and keep full range + proper colors
FFmpeg
trac at avcodec.org
Tue Feb 25 18:36:07 CET 2014
#3409: Impossible to transcode full range RGB videos with libx264, and keep full
range + proper colors
-------------------------------------+-------------------------------------
Reporter: mzso | Owner:
Type: defect | Status: reopened
Priority: normal | Component:
Version: unspecified | undetermined
Keywords: | Resolution:
Blocking: | Blocked By:
Analyzed by developer: 0 | Reproduced by developer: 0
-------------------------------------+-------------------------------------
Comment (by mzso):
A uploaded a two frame file, I remuxed with mkvmerge.
Command line 1:
E:\Videó Felvételek>ffmpeg -i "E:\Videó Felvételek\fr-rgb-sample.mkv" -an
-vcodec libx264 -preset slower -crf 18 -pix_fmt yuvj444p fr-rgb-sample-
transcode.mkv
ffmpeg version N-60813-g44b22bb Copyright (c) 2000-2014 the FFmpeg
developers
built on Feb 22 2014 03:11:45 with gcc 4.8.2 (GCC)
configuration: --enable-gpl --enable-version3 --disable-w32threads
--enable-avisynth --enable-bzlib --enable-fontconfig --enable-frei0r
--enable-gnutls --enable-iconv --enable-libass --enable-libbluray
--enable-libcaca --enable-libfreetype --enable-l
ibgsm --enable-libilbc --enable-libmodplug --enable-libmp3lame --enable-
libopencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg
--enable-libopus --enable-librtmp --enable-libschroedinger --enable-
libsoxr --enable-libspeex --enable-libtheora -
-enable-libtwolame --enable-libvidstab --enable-libvo-aacenc --enable-
libvo-amrwbenc --enable-libvorbis --enable-libvpx --enable-libwavpack
--enable-libx264 --enable-libx265 --enable-libxavs --enable-libxvid
--enable-zlib
libavutil 52. 65.100 / 52. 65.100
libavcodec 55. 52.102 / 55. 52.102
libavformat 55. 33.100 / 55. 33.100
libavdevice 55. 10.100 / 55. 10.100
libavfilter 4. 1.103 / 4. 1.103
libswscale 2. 5.101 / 2. 5.101
libswresample 0. 17.104 / 0. 17.104
libpostproc 52. 3.100 / 52. 3.100
Input #0, matroska,webm, from 'E:\Vide+- Felv+ętelek\fr-rgb-sample.mkv':
Metadata:
encoder : libebml v1.3.0 + libmatroska v1.4.1
creation_time : 2014-02-25 17:09:53
Duration: 00:00:00.03, start: 0.000000, bitrate: 395171 kb/s
Stream #0:0: Video: utvideo (ULRG / 0x47524C55), rgb24, 1600x1200, SAR
1:1 DAR 4:3, 30 fps, 30 tbr, 1k tbn, 1k tbc (default)
[swscaler @ 027788a0] deprecated pixel format used, make sure you did set
range correctly
[libx264 @ 02768980] using SAR=1/1
[libx264 @ 02768980] using cpu capabilities: MMX2 SSE2Fast SSSE3 Cache64
SlowShuffle
[libx264 @ 02768980] profile High 4:4:4 Predictive, level 5.0, 4:4:4 8-bit
[libx264 @ 02768980] 264 - core 142 r2389 956c8d8 - H.264/MPEG-4 AVC codec
- Copyleft 2003-2014 - http://www.videolan.org/x264.html - options:
cabac=1 ref=8 deblock=1:0:0 analyse=0x3:0x133 me=umh subme=9 psy=1
psy_rd=1.00:0.00 mixed_ref=1 me_range=16 c
hroma_me=1 trellis=2 8x8dct=1 cqm=0 deadzone=21,11 fast_pskip=1
chroma_qp_offset=4 threads=3 lookahead_threads=1 sliced_threads=0 nr=0
decimate=1 interlaced=0 bluray_compat=0 constrained_intra=0 bframes=3
b_pyramid=2 b_adapt=2 b_bias=0 direct=3 weightb
=1 open_gop=0 weightp=2 keyint=250 keyint_min=25 scenecut=40
intra_refresh=0 rc_lookahead=60 rc=crf mbtree=1 crf=18.0 qcomp=0.60
qpmin=0 qpmax=69 qpstep=4 ip_ratio=1.40 aq=1:1.00
Output #0, matroska, to 'fr-rgb-sample-transcode.mkv':
Metadata:
encoder : Lavf55.33.100
Stream #0:0: Video: h264 (libx264) (H264 / 0x34363248), yuvj444p,
1600x1200 [SAR 1:1 DAR 4:3], q=-1--1, 1k tbn, 30 tbc (default)
Stream mapping:
Stream #0:0 -> #0:0 (utvideo -> libx264)
Press [q] to stop, [?] for help
frame= 1 fps=0.0 q=24.0 Lsize= 97kB time=00:00:00.03
bitrate=24133.3kbits/s
video:97kB audio:0kB subtitle:0 data:0 global headers:0kB muxing overhead
0.589085%
[libx264 @ 02768980] frame I:1 Avg QP:20.97 size: 98237
[libx264 @ 02768980] mb I I16..4: 4.2% 81.3% 14.5%
[libx264 @ 02768980] 8x8 transform intra:81.3%
[libx264 @ 02768980] coded y,u,v intra: 84.7% 19.1% 12.0%
[libx264 @ 02768980] i16 v,h,dc,p: 9% 25% 24% 42%
[libx264 @ 02768980] i8 v,h,dc,ddl,ddr,vr,hd,vl,hu: 3% 5% 3% 13% 17%
11% 23% 10% 16%
[libx264 @ 02768980] i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 4% 8% 3% 10% 15%
9% 25% 9% 16%
[libx264 @ 02768980] kb/s:23576.88
Command line 2:
E:\Videó Felvételek>ffmpeg -i "E:\Videó Felvételek\fr-rgb-sample.mkv" -an
-vcodec libx264 -preset slower -crf 18 -pix_fmt yuvj444p -vf
colormatrix=bt601:bt709 fr-rgb-sample-transcode-vf.mkv
ffmpeg version N-60813-g44b22bb Copyright (c) 2000-2014 the FFmpeg
developers
built on Feb 22 2014 03:11:45 with gcc 4.8.2 (GCC)
configuration: --enable-gpl --enable-version3 --disable-w32threads
--enable-avisynth --enable-bzlib --enable-fontconfig --enable-frei0r
--enable-gnutls --enable-iconv --enable-libass --enable-libbluray
--enable-libcaca --enable-libfreetype --enable-l
ibgsm --enable-libilbc --enable-libmodplug --enable-libmp3lame --enable-
libopencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg
--enable-libopus --enable-librtmp --enable-libschroedinger --enable-
libsoxr --enable-libspeex --enable-libtheora -
-enable-libtwolame --enable-libvidstab --enable-libvo-aacenc --enable-
libvo-amrwbenc --enable-libvorbis --enable-libvpx --enable-libwavpack
--enable-libx264 --enable-libx265 --enable-libxavs --enable-libxvid
--enable-zlib
libavutil 52. 65.100 / 52. 65.100
libavcodec 55. 52.102 / 55. 52.102
libavformat 55. 33.100 / 55. 33.100
libavdevice 55. 10.100 / 55. 10.100
libavfilter 4. 1.103 / 4. 1.103
libswscale 2. 5.101 / 2. 5.101
libswresample 0. 17.104 / 0. 17.104
libpostproc 52. 3.100 / 52. 3.100
Input #0, matroska,webm, from 'E:\Vide+- Felv+ętelek\fr-rgb-sample.mkv':
Metadata:
encoder : libebml v1.3.0 + libmatroska v1.4.1
creation_time : 2014-02-25 17:09:53
Duration: 00:00:00.03, start: 0.000000, bitrate: 395171 kb/s
Stream #0:0: Video: utvideo (ULRG / 0x47524C55), rgb24, 1600x1200, SAR
1:1 DAR 4:3, 30 fps, 30 tbr, 1k tbn, 1k tbc (default)
[swscaler @ 026d7fc0] deprecated pixel format used, make sure you did set
range correctly
[libx264 @ 027e8680] using SAR=1/1
[libx264 @ 027e8680] using cpu capabilities: MMX2 SSE2Fast SSSE3 Cache64
SlowShuffle
[libx264 @ 027e8680] profile High 4:4:4 Predictive, level 5.0, 4:4:4 8-bit
[libx264 @ 027e8680] 264 - core 142 r2389 956c8d8 - H.264/MPEG-4 AVC codec
- Copyleft 2003-2014 - http://www.videolan.org/x264.html - options:
cabac=1 ref=8 deblock=1:0:0 analyse=0x3:0x133 me=umh subme=9 psy=1
psy_rd=1.00:0.00 mixed_ref=1 me_range=16 c
hroma_me=1 trellis=2 8x8dct=1 cqm=0 deadzone=21,11 fast_pskip=1
chroma_qp_offset=4 threads=3 lookahead_threads=1 sliced_threads=0 nr=0
decimate=1 interlaced=0 bluray_compat=0 constrained_intra=0 bframes=3
b_pyramid=2 b_adapt=2 b_bias=0 direct=3 weightb
=1 open_gop=0 weightp=2 keyint=250 keyint_min=25 scenecut=40
intra_refresh=0 rc_lookahead=60 rc=crf mbtree=1 crf=18.0 qcomp=0.60
qpmin=0 qpmax=69 qpstep=4 ip_ratio=1.40 aq=1:1.00
Output #0, matroska, to 'fr-rgb-sample-transcode-vf.mkv':
Metadata:
encoder : Lavf55.33.100
Stream #0:0: Video: h264 (libx264) (H264 / 0x34363248), yuvj444p,
1600x1200 [SAR 1:1 DAR 4:3], q=-1--1, 1k tbn, 30 tbc (default)
Stream mapping:
Stream #0:0 -> #0:0 (utvideo -> libx264)
Press [q] to stop, [?] for help
frame= 1 fps=0.0 q=24.0 Lsize= 100kB time=00:00:00.03
bitrate=24715.9kbits/s
video:99kB audio:0kB subtitle:0 data:0 global headers:0kB muxing overhead
0.575121%
[libx264 @ 027e8680] frame I:1 Avg QP:21.02 size:100640
[libx264 @ 027e8680] mb I I16..4: 3.0% 81.8% 15.2%
[libx264 @ 027e8680] 8x8 transform intra:81.8%
[libx264 @ 027e8680] coded y,u,v intra: 86.3% 19.3% 12.4%
[libx264 @ 027e8680] i16 v,h,dc,p: 10% 25% 24% 41%
[libx264 @ 027e8680] i8 v,h,dc,ddl,ddr,vr,hd,vl,hu: 3% 5% 3% 13% 17%
11% 23% 10% 15%
[libx264 @ 027e8680] i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 5% 7% 3% 11% 15%
10% 24% 9% 16%
[libx264 @ 027e8680] kb/s:24153.60
--
Ticket URL: <https://trac.ffmpeg.org/ticket/3409#comment:13>
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