[FFmpeg-trac] #7466(undetermined:new): scaled mjpeg movies from ProRes have lifted black

FFmpeg trac at avcodec.org
Wed Oct 3 03:30:16 EEST 2018


#7466: scaled mjpeg movies from ProRes have lifted black
-------------------------------------+-------------------------------------
             Reporter:  fnordware    |                     Type:  defect
               Status:  new          |                 Priority:  normal
            Component:               |                  Version:  git-
  undetermined                       |  master
             Keywords:               |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
 Summary of the bug: Get slightly lifted blacks (8-bit RGB value of 1
 instead of 0) in the final movie with this particular sequence:

 1. Source is 3840x2304 ProRes 4444 movie
 2. Crop and scale filter is applied: -vf crop=3840:2160,scale=1280x720
 3. Out is saved as an mjpeg movie

 Terminal output:
 {{{
 ffmpeg started on 2018-10-02 at 17:08:16
 Report written to "ffmpeg-20181002-170816.log"
 Command line:
 /Volumes/Rodan/Swordfish_Resources/bin/ffmpeg -loglevel verbose -y -report
 -i /Users/user1/Renders/GB-Master_3840x2304_en_AU/GB-
 Master_3840x2304_en_AU_v014.mov -vf "crop=3840:2160,scale=1280x720" -c:v
 mjpeg -q 3 /Users/user1/Renders/GB-
 Master_3840x2304_en_AU/201809_GeniusBar_en_AU_v014/testing_GB-
 Master_1280x720_en_AU_v014.mov
 ffmpeg version N-92086-gd702769213 Copyright (c) 2000-2018 the FFmpeg
 developers
   built with Apple LLVM version 10.0.0 (clang-1000.11.45.2)
   configuration: --enable-gpl --enable-version3 --enable-sdl2 --enable-
 fontconfig --enable-gnutls --enable-iconv --enable-libass --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-appkit --enable-avfoundation
 --enable-coreimage --enable-audiotoolbox
   libavutil      56. 19.101 / 56. 19.101
   libavcodec     58. 31.102 / 58. 31.102
   libavformat    58. 18.103 / 58. 18.103
   libavdevice    58.  4.105 / 58.  4.105
   libavfilter     7. 33.100 /  7. 33.100
   libswscale      5.  2.100 /  5.  2.100
   libswresample   3.  2.100 /  3.  2.100
   libpostproc    55.  2.100 / 55.  2.100
 Splitting the commandline.
 Reading option '-loglevel' ... matched as option 'loglevel' (set logging
 level) with argument 'verbose'.
 Reading option '-y' ... matched as option 'y' (overwrite output files)
 with argument '1'.
 Reading option '-report' ... matched as option 'report' (generate a
 report) with argument '1'.
 Reading option '-i' ... matched as input url with argument
 '/Users/user1/Renders/GB-Master_3840x2304_en_AU/GB-
 Master_3840x2304_en_AU_v014.mov'.
 Reading option '-vf' ... matched as option 'vf' (set video filters) with
 argument 'crop=3840:2160,scale=1280x720'.
 Reading option '-c:v' ... matched as option 'c' (codec name) with argument
 'mjpeg'.
 Reading option '-q' ... matched as option 'q' (use fixed quality scale
 (VBR)) with argument '3'.
 Reading option '/Users/user1/Renders/GB-
 Master_3840x2304_en_AU/201809_GeniusBar_en_AU_v014/testing_GB-
 Master_1280x720_en_AU_v014.mov' ... matched as output url.
 Finished splitting the commandline.
 Parsing a group of options: global .
 Applying option loglevel (set logging level) with argument verbose.
 Applying option y (overwrite output files) with argument 1.
 Applying option report (generate a report) with argument 1.
 Successfully parsed a group of options.
 Parsing a group of options: input url /Users/user1/Renders/GB-
 Master_3840x2304_en_AU/GB-Master_3840x2304_en_AU_v014.mov.
 Successfully parsed a group of options.
 Opening an input file: /Users/user1/Renders/GB-Master_3840x2304_en_AU/GB-
 Master_3840x2304_en_AU_v014.mov.
 [NULL @ 0x7fa0d6801000] Opening '/Users/user1/Renders/GB-
 Master_3840x2304_en_AU/GB-Master_3840x2304_en_AU_v014.mov' for reading
 [file @ 0x7fa0d5500740] Setting default whitelist 'file,crypto'
 [mov,mp4,m4a,3gp,3g2,mj2 @ 0x7fa0d6801000] Format mov,mp4,m4a,3gp,3g2,mj2
 probed with size=2048 and score=100
 [mov,mp4,m4a,3gp,3g2,mj2 @ 0x7fa0d6801000] ISO: File Type Major Brand: qt
 [mov,mp4,m4a,3gp,3g2,mj2 @ 0x7fa0d6801000] Unknown dref type 0x206c7275
 size 12
 [mov,mp4,m4a,3gp,3g2,mj2 @ 0x7fa0d6801000] Processing st: 0, edit list 0 -
 media time: 0, duration: 51210
 [mov,mp4,m4a,3gp,3g2,mj2 @ 0x7fa0d6801000] Unknown dref type 0x206c7275
 size 12
 [mov,mp4,m4a,3gp,3g2,mj2 @ 0x7fa0d6801000] Processing st: 1, edit list 0 -
 media time: 0, duration: 51210
 [mov,mp4,m4a,3gp,3g2,mj2 @ 0x7fa0d6801000] Before
 avformat_find_stream_info() pos: 50258249 bytes read:67617 seeks:3
 nb_streams:2
 [mov,mp4,m4a,3gp,3g2,mj2 @ 0x7fa0d6801000] All info found
 [mov,mp4,m4a,3gp,3g2,mj2 @ 0x7fa0d6801000] After
 avformat_find_stream_info() pos: 298216 bytes read:365797 seeks:4 frames:2
 Input #0, mov,mp4,m4a,3gp,3g2,mj2, from '/Users/user1/Renders/GB-
 Master_3840x2304_en_AU/GB-Master_3840x2304_en_AU_v014.mov':
   Metadata:
     major_brand     : qt
     minor_version   : 512
     compatible_brands: qt
     encoder         : Lavf58.18.101
   Duration: 00:00:03.33, start: 0.000000, bitrate: 120595 kb/s
     Stream #0:0(eng), 1, 1/15360: Video: prores, 1 reference frame (ap4h /
 0x68347061), yuva444p10le(tv, bt709, progressive), 3840x2304, 120614 kb/s,
 SAR 1:1 DAR 5:3, 30 fps, 30 tbr, 15360 tbn, 15360 tbc (default)
     Metadata:
       handler_name    : Apple Video Media Handler
       encoder         : Apple ProRes 4444
       timecode        : 00:00:00:00
     Stream #0:1(eng), 1, 1/15360: Data: none (tmcd / 0x64636D74), 0 kb/s
     Metadata:
       handler_name    : Apple Video Media Handler
       timecode        : 00:00:00:00
 Successfully opened the file.
 Parsing a group of options: output url /Users/user1/Renders/GB-
 Master_3840x2304_en_AU/201809_GeniusBar_en_AU_v014/testing_GB-
 Master_1280x720_en_AU_v014.mov.
 Applying option vf (set video filters) with argument
 crop=3840:2160,scale=1280x720.
 Applying option c:v (codec name) with argument mjpeg.
 Applying option q (use fixed quality scale (VBR)) with argument 3.
 Successfully parsed a group of options.
 Opening an output file: /Users/user1/Renders/GB-
 Master_3840x2304_en_AU/201809_GeniusBar_en_AU_v014/testing_GB-
 Master_1280x720_en_AU_v014.mov.
 [file @ 0x7fa0d5503a80] Setting default whitelist 'file,crypto'
 Successfully opened the file.
 detected 24 logical cores
 Stream mapping:
   Stream #0:0 -> #0:0 (prores (native) -> mjpeg (native))
 Press [q] to stop, [?] for help
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 [Parsed_crop_0 @ 0x7fa0d5409d80] Setting 'out_w' to value '3840'
 [Parsed_crop_0 @ 0x7fa0d5409d80] Setting 'out_h' to value '2160'
 [Parsed_scale_1 @ 0x7fa0d5403f40] Setting 'w' to value '1280x720'
 [Parsed_scale_1 @ 0x7fa0d5403f40] Setting 'flags' to value 'bicubic'
 [Parsed_scale_1 @ 0x7fa0d5403f40] w:1280 h:720 flags:'bicubic' interl:0
 [graph 0 input from stream 0:0 @ 0x7fa0d5403280] Setting 'video_size' to
 value '3840x2304'
 [graph 0 input from stream 0:0 @ 0x7fa0d5403280] Setting 'pix_fmt' to
 value '93'
 [graph 0 input from stream 0:0 @ 0x7fa0d5403280] Setting 'time_base' to
 value '1/15360'
 [graph 0 input from stream 0:0 @ 0x7fa0d5403280] Setting 'pixel_aspect' to
 value '1/1'
 [graph 0 input from stream 0:0 @ 0x7fa0d5403280] Setting 'sws_param' to
 value 'flags=2'
 [graph 0 input from stream 0:0 @ 0x7fa0d5403280] Setting 'frame_rate' to
 value '30/1'
 [graph 0 input from stream 0:0 @ 0x7fa0d5403280] w:3840 h:2304
 pixfmt:yuva444p10le tb:1/15360 fr:30/1 sar:1/1 sws_param:flags=2
 [format @ 0x7fa0d5404200] Setting 'pix_fmts' to value
 'yuvj420p|yuvj422p|yuvj444p'
 [AVFilterGraph @ 0x7fa0d56229c0] query_formats: 5 queried, 4 merged, 0
 already done, 0 delayed
 [Parsed_scale_1 @ 0x7fa0d5403f40] picking yuvj444p out of 3
 ref:yuva444p10le alpha:1
 [Parsed_crop_0 @ 0x7fa0d5409d80] w:3840 h:2304 sar:1/1 -> w:3840 h:2160
 sar:1/1
 [swscaler @ 0x7fa0d580a800] deprecated pixel format used, make sure you
 did set range correctly
 [Parsed_scale_1 @ 0x7fa0d5403f40] w:3840 h:2160 fmt:yuva444p10le sar:1/1
 -> w:1280 h:720 fmt:yuvj444p sar:1/1 flags:0x4
 [mjpeg @ 0x7fa0d586fc00] intra_quant_bias = 96 inter_quant_bias = 0
 [mjpeg @ 0x7fa0d58e5a00] intra_quant_bias = 96 inter_quant_bias = 0
 [mjpeg @ 0x7fa0d5937600] intra_quant_bias = 96 inter_quant_bias = 0
 [mjpeg @ 0x7fa0d5989200] intra_quant_bias = 96 inter_quant_bias = 0
 [mjpeg @ 0x7fa0d59dae00] intra_quant_bias = 96 inter_quant_bias = 0
 [mjpeg @ 0x7fa0d5a2ca00] intra_quant_bias = 96 inter_quant_bias = 0
 [mjpeg @ 0x7fa0d5a7e600] intra_quant_bias = 96 inter_quant_bias = 0
 [mjpeg @ 0x7fa0d5ad0200] intra_quant_bias = 96 inter_quant_bias = 0
 [mjpeg @ 0x7fa0d5b21e00] intra_quant_bias = 96 inter_quant_bias = 0
 [mjpeg @ 0x7fa0d5b73a00] intra_quant_bias = 96 inter_quant_bias = 0
 [mjpeg @ 0x7fa0d5bc5600] intra_quant_bias = 96 inter_quant_bias = 0
 [mjpeg @ 0x7fa0d5c17200] intra_quant_bias = 96 inter_quant_bias = 0
 [mjpeg @ 0x7fa0d5c68e00] intra_quant_bias = 96 inter_quant_bias = 0
 [mjpeg @ 0x7fa0d5cbaa00] intra_quant_bias = 96 inter_quant_bias = 0
 [mjpeg @ 0x7fa0d5d0c600] intra_quant_bias = 96 inter_quant_bias = 0
 [mjpeg @ 0x7fa0d5d5e200] intra_quant_bias = 96 inter_quant_bias = 0
 [mjpeg @ 0x7fa0d5dafe00] intra_quant_bias = 96 inter_quant_bias = 0
 [mjpeg @ 0x7fa0d5e01a00] intra_quant_bias = 96 inter_quant_bias = 0
 [mjpeg @ 0x7fa0d5e53600] intra_quant_bias = 96 inter_quant_bias = 0
 [mjpeg @ 0x7fa0d5ea5200] intra_quant_bias = 96 inter_quant_bias = 0
 [mjpeg @ 0x7fa0d5ef6e00] intra_quant_bias = 96 inter_quant_bias = 0
 [mjpeg @ 0x7fa0d5f48a00] intra_quant_bias = 96 inter_quant_bias = 0
 [mjpeg @ 0x7fa0d5f9a600] intra_quant_bias = 96 inter_quant_bias = 0
 [mjpeg @ 0x7fa0d5fec200] intra_quant_bias = 96 inter_quant_bias = 0
 [mjpeg @ 0x7fa0d6813e00] intra_quant_bias = 96 inter_quant_bias = 0
 Output #0, mov, to '/Users/user1/Renders/GB-
 Master_3840x2304_en_AU/201809_GeniusBar_en_AU_v014/testing_GB-
 Master_1280x720_en_AU_v014.mov':
   Metadata:
     major_brand     : qt
     minor_version   : 512
     compatible_brands: qt
     encoder         : Lavf58.18.103
     Stream #0:0(eng), 0, 1/15360: Video: mjpeg, 1 reference frame (jpeg /
 0x6765706A), yuvj444p(pc), 1280x720 [SAR 1:1 DAR 16:9], q=2-31, 200 kb/s,
 0.03 fps, 15360 tbn, 30 tbc (default)
     Metadata:
       handler_name    : Apple Video Media Handler
       timecode        : 00:00:00:00
       encoder         : Lavc58.31.102 mjpeg
     Side data:
       cpb: bitrate max/min/avg: 0/0/200000 buffer size: 0 vbv_delay: -1
 Clipping frame in rate conversion by 0.000008
 cur_dts is invalid (this is harmless if it occurs once at the start per
 stream)
 frame=   11 fps=0.0 q=3.0 size=       0kB time=00:00:00.30 bitrate=
 1.1kbits/s speed=0.56x
 frame=   26 fps= 25 q=3.0 size=     512kB time=00:00:00.80
 bitrate=5242.9kbits/s speed=0.756x
 frame=   43 fps= 27 q=3.0 size=    1280kB time=00:00:01.36
 bitrate=7672.4kbits/s speed=0.866x
 frame=   60 fps= 29 q=3.0 size=    2304kB time=00:00:01.93
 bitrate=9762.4kbits/s speed=0.921x
 frame=   77 fps= 29 q=3.0 size=    3328kB time=00:00:02.50
 bitrate=10905.0kbits/s speed=0.953x
 frame=   94 fps= 30 q=3.0 size=    4352kB time=00:00:03.06
 bitrate=11625.4kbits/s speed=0.979x
 [out_0_0 @ 0x7fa0d5405200] EOF on sink link out_0_0:default.
 No more output streams to write to, finishing.
 frame=  100 fps= 30 q=3.0 Lsize=    4804kB time=00:00:03.30
 bitrate=11925.9kbits/s speed=0.985x
 video:4802kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB
 muxing overhead: 0.037314%
 Input file #0 (/Users/user1/Renders/GB-Master_3840x2304_en_AU/GB-
 Master_3840x2304_en_AU_v014.mov):
   Input stream #0:0 (video): 100 packets read (50256128 bytes); 100 frames
 decoded;
   Input stream #0:1 (data): 1 packets read (4 bytes);
   Total: 101 packets (50256132 bytes) demuxed
 Output file #0 (/Users/user1/Renders/GB-
 Master_3840x2304_en_AU/201809_GeniusBar_en_AU_v014/testing_GB-
 Master_1280x720_en_AU_v014.mov):
   Output stream #0:0 (video): 100 frames encoded; 100 packets muxed
 (4917712 bytes);
   Total: 100 packets (4917712 bytes) muxed
 100 frames successfully decoded, 0 decoding errors
 [AVIOContext @ 0x7fa0d70000c0] Statistics: 2 seeks, 22 writeouts
 [AVIOContext @ 0x7fa0d5500900] Statistics: 50323749 bytes read, 4 seeks

 }}}
 Patches should be submitted to the ffmpeg-devel mailing list and not this
 bug tracker.

--
Ticket URL: <https://trac.ffmpeg.org/ticket/7466>
FFmpeg <https://ffmpeg.org>
FFmpeg issue tracker


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