[FFmpeg-trac] #4626(undetermined:new): jpeg2000: fix decoding of mode VSC

FFmpeg trac at avcodec.org
Mon Jun 15 01:12:44 CEST 2015


#4626: jpeg2000: fix decoding of mode VSC
-------------------------------------+-------------------------------------
               Reporter:  ami_stuff  |                  Owner:
                   Type:  defect     |                 Status:  new
               Priority:  normal     |              Component:
                Version:             |  undetermined
  unspecified                        |               Keywords:
             Blocked By:             |               Blocking:
Reproduced by developer:  0          |  Analyzed by developer:  0
-------------------------------------+-------------------------------------
 {{{
 -M <key value>
     Mode switch.
     [1=BYPASS(LAZY) 2=RESET 4=RESTART(TERMALL)
     8=VSC 16=ERTERM(SEGTERM) 32=SEGMARK(SEGSYM)]
     Indicate multiple modes by adding their values.
       Example: RESTART(4) + RESET(2) + SEGMARK(32) => -M 38
 }}}



 {{{
 C:\>opj_compress.exe  -i test.bmp -M 8 -o m8.jp2


 [INFO] tile number 1 / 1
 [INFO] Generated outfile m8.jp2
 }}}


 {{{
 C:\>ffmpeg -i m8.jp2 out.bmp
 ffmpeg version 2.6.git Copyright (c) 2000-2015 the FFmpeg developers
   built with gcc 4.6.2 (GCC)
   configuration: --disable-pthreads --enable-gpl --disable-ffprobe
   libavutil      54. 27.100 / 54. 27.100
   libavcodec     56. 41.100 / 56. 41.100
   libavformat    56. 36.100 / 56. 36.100
   libavdevice    56.  4.100 / 56.  4.100
   libavfilter     5. 17.100 /  5. 17.100
   libswscale      3.  1.101 /  3.  1.101
   libswresample   1.  2.100 /  1.  2.100
   libpostproc    53.  3.100 / 53.  3.100
 [jpeg2000 @ 0228f600] Warning: not compiled with thread support, using
 thread em
 ulation
 [jpeg2000 @ 0228f600] End mismatch 48
 [jpeg2000 @ 0228f600] End mismatch 908
 [jpeg2000 @ 0228f600] End mismatch 672
 [jpeg2000 @ 0228f600] End mismatch 169
 [jpeg2000 @ 0228f600] End mismatch 388
 [jpeg2000 @ 0228f600] End mismatch 91
 [jpeg2000 @ 0228f600] End mismatch 283
 [jpeg2000 @ 0228f600] End mismatch 403
 [jpeg2000 @ 0228f600] End mismatch 129
 [jpeg2000 @ 0228f600] End mismatch 483
 [jpeg2000 @ 0228f600] End mismatch 967
 [jpeg2000 @ 0228f600] End mismatch 669
 [jpeg2000 @ 0228f600] End mismatch 23
 [jpeg2000 @ 0228f600] End mismatch 936
 [jpeg2000 @ 0228f600] End mismatch 612
 [jpeg2000 @ 0228f600] End mismatch 43
 [jpeg2000 @ 0228f600] End mismatch 580
 [jpeg2000 @ 0228f600] End mismatch 398
 [jpeg2000 @ 0228f600] End mismatch 281
 [jpeg2000 @ 0228f600] End mismatch 705
 [jpeg2000 @ 0228f600] End mismatch 166
 [...]
 [jpeg2000 @ 0228f600] End mismatch 152
 [jpeg2000 @ 0228f600] End mismatch 229
 [jpeg2000 @ 0228f600] End mismatch 227
 [jpeg2000 @ 0228f600] End mismatch 422
 [jpeg2000 @ 0228f600] End mismatch 229
 [jpeg2000 @ 0228f600] End mismatch 219
 [jpeg2000 @ 0228f600] End mismatch 132
 [jpeg2000 @ 0228f600] End mismatch 258
 [jpeg2000 @ 0228f600] End mismatch 46
 [jpeg2000 @ 0228f600] End mismatch 390
 [jpeg2000 @ 0228f600] End mismatch 217
 [jpeg2000 @ 0228f600] End mismatch 62
 [jpeg2000 @ 0228f600] End mismatch 143
 [jpeg2000 @ 0228f600] End mismatch 22
 Input #0, j2k_pipe, from 'm8.jp2':
   Duration: N/A, bitrate: N/A
     Stream #0:0: Video: jpeg2000 (JPEG 2000 codestream restriction 0),
 rgb24, 99
 9x749, 25 tbr, 25 tbn, 25 tbc
 File 'out.bmp' already exists. Overwrite ? [y/N] y
 [bmp @ 02286640] Warning: not compiled with thread support, using thread
 emulati
 on
 [jpeg2000 @ 02286020] Warning: not compiled with thread support, using
 thread em
 ulation
 Output #0, image2, to 'out.bmp':
   Metadata:
     encoder         : Lavf56.36.100
     Stream #0:0: Video: bmp, bgr24, 999x749, q=2-31, 200 kb/s, 25 fps, 25
 tbn, 2
 5 tbc
     Metadata:
       encoder         : Lavc56.41.100 bmp
 Stream mapping:
   Stream #0:0 -> #0:0 (jpeg2000 (native) -> bmp (native))
 Press [q] to stop, [?] for help
 [jpeg2000 @ 02286020] extra cblk styles 8
 [jpeg2000 @ 02286020] End mismatch 56
 [jpeg2000 @ 02286020] End mismatch 28
 [jpeg2000 @ 02286020] End mismatch 142
 [jpeg2000 @ 02286020] End mismatch 194
 [jpeg2000 @ 02286020] End mismatch 521
 [jpeg2000 @ 02286020] End mismatch 1119
 [jpeg2000 @ 02286020] End mismatch 862
 [jpeg2000 @ 02286020] End mismatch 582
 [jpeg2000 @ 02286020] End mismatch 834
 [jpeg2000 @ 02286020] End mismatch 49
 [...]
 [jpeg2000 @ 02286020] End mismatch 64
 [jpeg2000 @ 02286020] End mismatch 90
 [jpeg2000 @ 02286020] End mismatch 152
 [jpeg2000 @ 02286020] End mismatch 229
 [jpeg2000 @ 02286020] End mismatch 227
 [jpeg2000 @ 02286020] End mismatch 422
 [jpeg2000 @ 02286020] End mismatch 229
 [jpeg2000 @ 02286020] End mismatch 219
 [jpeg2000 @ 02286020] End mismatch 132
 [jpeg2000 @ 02286020] End mismatch 258
 [jpeg2000 @ 02286020] End mismatch 46
 [jpeg2000 @ 02286020] End mismatch 390
 [jpeg2000 @ 02286020] End mismatch 217
 [jpeg2000 @ 02286020] End mismatch 62
 [jpeg2000 @ 02286020] End mismatch 143
 [jpeg2000 @ 02286020] End mismatch 22
 frame=    1 fps=0.0 q=0.0 Lsize=N/A time=00:00:00.04 bitrate=N/A
 video:2194kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB
 muxing
 overhead: unknown
 }}}

--
Ticket URL: <https://trac.ffmpeg.org/ticket/4626>
FFmpeg <https://ffmpeg.org>
FFmpeg issue tracker


More information about the FFmpeg-trac mailing list