[FFmpeg-trac] #3916(avformat:closed): Unable to decode ImageJ AVI with PNG compression

FFmpeg trac at avcodec.org
Tue Sep 2 12:29:09 CEST 2014


#3916: Unable to decode ImageJ AVI with PNG compression
-------------------------------------+------------------------------------
             Reporter:  callan       |                    Owner:
                 Type:  enhancement  |                   Status:  closed
             Priority:  wish         |                Component:  avformat
              Version:  git-master   |               Resolution:  fixed
             Keywords:  avi png      |               Blocked By:
             Blocking:               |  Reproduced by developer:  1
Analyzed by developer:  0            |
-------------------------------------+------------------------------------

Comment (by callan):

 Thanks for the quick fix! Confirmed working in `3668168a`:

 {{{
 $ ffprobe -show_streams -print_format json avi_with_png_compression.avi
 ffprobe version N-66039-g3668168 Copyright (c) 2007-2014 the FFmpeg
 developers
   built on Sep  2 2014 11:19:26 with Apple LLVM version 5.1
 (clang-503.0.40) (based on LLVM 3.4svn)
   configuration: --prefix=/Users/callan/app/ffmpeg --enable-shared
 --enable-pthreads --enable-gpl --enable-version3 --enable-nonfree
 --enable-hardcoded-tables --enable-avresample --enable-vda --enable-
 libx264 --enable-libfaac --enable-libmp3lame --enable-libxvid --enable-
 libtheora --enable-libvorbis --enable-libvpx --enable-ffplay
   libavutil      54.  7.100 / 54.  7.100
   libavcodec     56.  1.100 / 56.  1.100
   libavformat    56.  3.100 / 56.  3.100
   libavdevice    56.  0.100 / 56.  0.100
   libavfilter     5.  0.103 /  5.  0.103
   libavresample   2.  1.  0 /  2.  1.  0
   libswscale      3.  0.100 /  3.  0.100
   libswresample   1.  1.100 /  1.  1.100
   libpostproc    53.  0.100 / 53.  0.100
 {
 Input #0, avi, from 'avi_with_png_compression.avi':
   Duration: 00:00:10.23, start: 0.000000, bitrate: 223 kb/s
     Stream #0:0: Video: png (png  / 0x20676E70), rgb24, 30x26, 215 kb/s,
 30 fps, 30 tbr, 30 tbn, 30 tbc
     Metadata:
       title           : ImageJ AVI
     "streams": [
         {
             "index": 0,
             "codec_name": "png",
             "codec_long_name": "PNG (Portable Network Graphics) image",
             "codec_type": "video",
             "codec_time_base": "1/30",
             "codec_tag_string": "png ",
             "codec_tag": "0x20676e70",
             "width": 30,
             "height": 26,
             "has_b_frames": 0,
             "sample_aspect_ratio": "0:1",
             "display_aspect_ratio": "0:1",
             "pix_fmt": "rgb24",
             "level": -99,
             "r_frame_rate": "30/1",
             "avg_frame_rate": "30/1",
             "time_base": "1/30",
             "start_pts": 0,
             "start_time": "0.000000",
             "duration_ts": 307,
             "duration": "10.233333",
             "bit_rate": "215059",
             "nb_frames": "307",
             "disposition": {
                 "default": 0,
                 "dub": 0,
                 "original": 0,
                 "comment": 0,
                 "lyrics": 0,
                 "karaoke": 0,
                 "forced": 0,
                 "hearing_impaired": 0,
                 "visual_impaired": 0,
                 "clean_effects": 0,
                 "attached_pic": 0
             },
             "tags": {
                 "title": "ImageJ AVI     "
             }
         }
     ]
 }
 }}}

--
Ticket URL: <https://trac.ffmpeg.org/ticket/3916#comment:2>
FFmpeg <https://ffmpeg.org>
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