[FFmpeg-trac] #535(avcodec:open): encoding support for jpeg2000 yuv422p

FFmpeg trac at avcodec.org
Thu Dec 29 07:53:01 CET 2011


#535: encoding support for jpeg2000 yuv422p
-------------------------------------+-----------------------------------
             Reporter:  dericed      |                    Owner:
                 Type:  enhancement  |                   Status:  open
             Priority:  wish         |                Component:  avcodec
              Version:  git-master   |               Resolution:
             Keywords:  j2k          |               Blocked By:
             Blocking:               |  Reproduced by developer:  1
Analyzed by developer:  0            |
-------------------------------------+-----------------------------------

Comment (by dericed):

 This wish appears to be closed with the recent libopenjpeg pixfmt support
 (using -pix_fmt yuv422p -c:v libopenjpeg).


 {{{
 ffmpeg -i Test\ for\ Quicktime\ 608\ CC\ file-1.mov -pix_fmt yuv422p -c:v
 libopenjpeg outj.mov
 ffmpeg version N-32546-g6071e4d, Copyright (c) 2000-2011 the FFmpeg
 developers
   built on Dec 28 2011 21:57:53 with gcc 4.2.1 (Apple Inc. build 5666)
 (dot 3)
   configuration: --prefix=/usr/local/Cellar/ffmpeg/HEAD --enable-shared
 --enable-gpl --enable-version3 --enable-nonfree --enable-hardcoded-tables
 --enable-libopenjpeg --cc=/usr/bin/gcc-4.2 --enable-libx264 --enable-
 libfaac --enable-libmp3lame --enable-libtheora --enable-libvorbis
 --enable-libvpx --enable-libxvid --enable-libfreetype
   libavutil      51. 33.100 / 51. 33.100
   libavcodec     53. 49.100 / 53. 49.100
   libavformat    53. 29.100 / 53. 29.100
   libavdevice    53.  4.100 / 53.  4.100
   libavfilter     2. 55.100 /  2. 55.100
   libswscale      2.  1.100 /  2.  1.100
   libswresample   0.  5.100 /  0.  5.100
   libpostproc    51.  2.100 / 51.  2.100
 [mov,mp4,m4a,3gp,3g2,mj2 @ 0x7fd03281ae00] max_analyze_duration 5000000
 reached at 5015510

 Seems stream 0 codec frame rate differs from container frame rate: 5994.00
 (5994/1) -> 29.97 (2997/100)
 Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'Test for Quicktime 608 CC
 file-1.mov':
   Metadata:
     major_brand     : qt
     minor_version   : 537199360
     compatible_brands: qt
     creation_time   : 2010-11-04 17:28:46
   Duration: 00:00:28.39, start: 0.000000, bitrate: 1603 kb/s
     Stream #0:0(eng): Video: h264 (Constrained Baseline) (avc1 /
 0x31637661), yuv420p, 640x360, 1485 kb/s, 29.97 fps, 29.97 tbr, 2997 tbn,
 5994 tbc
     Metadata:
       creation_time   : 2010-11-04 17:28:46
       handler_name    : ?Apple Alias Data Handler
     Stream #0:1(eng): Audio: aac (mp4a / 0x6134706D), 44100 Hz, stereo,
 s16, 109 kb/s
     Metadata:
       creation_time   : 2010-11-04 17:28:46
       handler_name    : ?Apple Alias Data Handler
     Stream #0:2(eng): Subtitle: none (c608 / 0x38303663)
     Metadata:
       creation_time   : 2010-11-04 17:28:46
       handler_name    : ?Apple Alias Data Handler
 [buffer @ 0x7fd032415e80] w:640 h:360 pixfmt:yuv420p tb:1/1000000 sar:0/1
 sws_param:
 [buffersink @ 0x7fd032416520] auto-inserting filter 'auto-inserted scale
 0' between the filter 'src' and the filter 'out'
 [scale @ 0x7fd03241a340] w:640 h:360 fmt:yuv420p -> w:640 h:360
 fmt:yuv422p flags:0x4
 Output #0, mov, to 'outj.mov':
   Metadata:
     major_brand     : qt
     minor_version   : 537199360
     compatible_brands: qt
     creation_time   : 2010-11-04 17:28:46
     encoder         : Lavf53.29.100
     Stream #0:0(eng): Video: j2k (mjp2 / 0x32706A6D), yuv422p, 640x360,
 q=2-31, 200 kb/s, 2997 tbn, 29.97 tbc
     Metadata:
       creation_time   : 2010-11-04 17:28:46
       handler_name    : ?Apple Alias Data Handler
     Stream #0:1(eng): Audio: aac (mp4a / 0x6134706D), 44100 Hz, stereo,
 s16, 128 kb/s
     Metadata:
       creation_time   : 2010-11-04 17:28:46
       handler_name    : ?Apple Alias Data Handler
 Stream mapping:
   Stream #0:0 -> #0:0 (h264 -> libopenjpeg)
   Stream #0:1 -> #0:1 (aac -> libfaac)
 Press [q] to stop, [?] for help
 frame=  851 fps=  7 q=0.0 Lsize=   70332kB time=00:00:28.39
 bitrate=20290.8kbits/s
 video:69972kB audio:335kB global headers:0kB muxing overhead 0.035172%
 }}}

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/535#comment:2>
FFmpeg <http://ffmpeg.org>
FFmpeg issue tracker


More information about the FFmpeg-trac mailing list