[FFmpeg-trac] #10513(ffmpeg:new): FFmpeg makes frames with quality issues

FFmpeg trac at avcodec.org
Wed Aug 9 22:02:57 EEST 2023


#10513: FFmpeg makes frames with quality issues
--------------------------------+--------------------------------------
             Reporter:  arizel  |                     Type:  defect
               Status:  new     |                 Priority:  critical
            Component:  ffmpeg  |                  Version:  git-master
             Keywords:          |               Blocked By:
             Blocking:          |  Reproduced by developer:  0
Analyzed by developer:  0       |
--------------------------------+--------------------------------------
 **Summary of the bug:**
 I have a problem making frames from a video. Frames in output has
 different colors in comparison with the video.
 **Video characteristics (analysed using ffprobe):**
 Input #0, mov,mp4,m4a,3gp,3g2,mj2, from
 '/Users/arizel/Downloads/IMG_9525_7064.mov':
   Metadata:
     major_brand     : qt
     minor_version   : 0
     compatible_brands: qt
     creation_time   : 2023-06-20T15:45:07.000000Z
     com.apple.quicktime.location.accuracy.horizontal: 4.740115
     com.apple.quicktime.location.ISO6709: +47.7496+022.3923+120.265/
     com.apple.quicktime.make: Apple
     com.apple.quicktime.model: iPhone 14 Pro Max
     com.apple.quicktime.software: 16.5
     com.apple.quicktime.creationdate: 2023-06-20T18:45:07+0300
   Duration: 00:00:10.80, start: 0.000000, bitrate: 8795 kb/s
   Stream #0:0[0x1](und): Video: hevc (Main 10) (hvc1 / 0x31637668),
 yuv420p10le(tv, bt2020nc/bt2020/arib-std-b67), 1920x1080, 8565 kb/s, 30
 fps, 30 tbr, 600 tbn (default)
     Metadata:
       creation_time   : 2023-06-20T15:45:07.000000Z
       handler_name    : Core Media Video
       vendor_id       : [0][0][0][0]
       encoder         : HEVC
     Side data:
       DOVI configuration record: version: 1.0, profile: 8, level: 4, rpu
 flag: 1, el flag: 0, bl flag: 1, compatibility id: 4
       displaymatrix: rotation of -90.00 degrees
   Stream #0:1[0x2](und): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz,
 stereo, fltp, 182 kb/s (default)
     Metadata:
       creation_time   : 2023-06-20T15:45:07.000000Z
       handler_name    : Core Media Audio
       vendor_id       : [0][0][0][0]
   Stream #0:2[0x3](und): Data: none (mebx / 0x7862656D), 0 kb/s (default)
     Metadata:
       creation_time   : 2023-06-20T15:45:07.000000Z
       handler_name    : Core Media Metadata
   Stream #0:3[0x4](und): Data: none (mebx / 0x7862656D), 0 kb/s (default)
     Metadata:
       creation_time   : 2023-06-20T15:45:07.000000Z
       handler_name    : Core Media Metadata
   Stream #0:4[0x5](und): Data: none (mebx / 0x7862656D), 34 kb/s (default)
     Metadata:
       creation_time   : 2023-06-20T15:45:07.000000Z
       handler_name    : Core Media Metadata
 Unsupported codec with id 0 for input stream 2
 Unsupported codec with id 0 for input stream 3
 Unsupported codec with id 0 for input stream 4


 **How to reproduce:**
 {{{
 % ffmpeg -hide_banner -y -i "IMG_9525_7064.mov" -t 10 -vf
 "scale=w=480:h=-1, fps=5" -pix_fmt rgb24 frames%06d.jpg

 ffmpeg version 6.0 Copyright (c) 2000-2023 the FFmpeg developers
 built with Apple clang version 14.0.3 (clang-1403.0.22.14.1)
 }}}
-- 
Ticket URL: <https://trac.ffmpeg.org/ticket/10513>
FFmpeg <https://ffmpeg.org>
FFmpeg issue tracker


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