[FFmpeg-trac] #5302(avcodec:new): Support float in dpx

FFmpeg trac at avcodec.org
Mon Mar 7 10:05:19 CET 2016


#5302: Support float in dpx
---------------------------------------+-----------------------------------
               Reporter:  cehoyos      |                  Owner:
                   Type:  enhancement  |                 Status:  new
               Priority:  wish         |              Component:  avcodec
                Version:  git-master   |               Keywords:  dpx alpha
             Blocked By:               |               Blocking:
Reproduced by developer:  0            |  Analyzed by developer:  0
---------------------------------------+-----------------------------------
 http://samples.ffmpeg.org/V-codecs/dpx/bunny.dpx
 http://thread.gmane.org/gmane.comp.video.ffmpeg.libav.user/15090/focus=15110
 Gonzalo kindly provided a dpx image containing floating point values.
 Depends on ticket #3657
 {{{
 $ ffmpeg -i bunny.dpx
 ffmpeg version 3.0.git-dev-dev-486-g6f5048f Copyright (c) 2000-2016 the
 FFmpeg developers
   built with gcc 4.7 (SUSE Linux)
   configuration: --enable-gpl
   libavutil      55. 19.100 / 55. 19.100
   libavcodec     57. 27.101 / 57. 27.101
   libavformat    57. 28.100 / 57. 28.100
   libavdevice    57.  0.101 / 57.  0.101
   libavfilter     6. 39.100 /  6. 39.100
   libswscale      4.  0.100 /  4.  0.100
   libswresample   2.  0.101 /  2.  0.101
   libpostproc    54.  0.100 / 54.  0.100
 [dpx @ 0x3677820] Depth 32 is not implemented. Update your FFmpeg version
 to the newest one from Git. If the problem still occurs, it means that
 your file has a feature which has not been implemented.
 [dpx_pipe @ 0x3676280] Stream #0: not enough frames to estimate rate;
 consider increasing probesize
 [dpx_pipe @ 0x3676280] decoding for stream 0 failed
 [dpx_pipe @ 0x3676280] Could not find codec parameters for stream 0
 (Video: dpx, none, 1280x720): unspecified pixel format
 Consider increasing the value for the 'analyzeduration' and 'probesize'
 options
 bunny.dpx: could not find codec parameters
 Input #0, dpx_pipe, from 'bunny.dpx':
   Duration: N/A, bitrate: N/A
     Stream #0:0: Video: dpx, none, 1280x720, 25 tbr, 25 tbn, 25 tbc
 At least one output file must be specified
 }}}

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Ticket URL: <https://trac.ffmpeg.org/ticket/5302>
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