[FFmpeg-trac] #1814(undetermined:new): MJPEG in ASF: Unable to parse option value "0/0"

FFmpeg trac at avcodec.org
Sun Oct 14 10:44:04 CEST 2012


#1814: MJPEG in ASF: Unable to parse option value "0/0"
-------------------------------------+-------------------------------------
             Reporter:  taeuber      |                     Type:  defect
               Status:  new          |                 Priority:  normal
            Component:               |                  Version:  git-
  undetermined                       |  master
             Keywords:               |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
 I'm not sure if this is avformat or avcodec

 How to reproduce:
 {{{
 % ffplay stream.dump
 ffplay version N-45494-gd310981 Copyright (c) 2003-2012 the FFmpeg
 developers
   built on Oct 14 2012 09:54:09 with gcc 4.6.1 (Ubuntu/Linaro
 4.6.1-9ubuntu3)
   configuration: --enable-gpl --enable-pthreads --enable-libx264 --enable-
 libfaac --enable-libgsm --enable-libmp3lame --enable-libschroedinger
 --enable-libtheora --enable-libvorbis --enable-nonfree --enable-shared
 --enable-pic --enable-libxvid --enable-libspeex --enable-librtmp --enable-
 libopenjpeg --disable-vdpau
   libavutil      51. 76.100 / 51. 76.100
   libavcodec     54. 65.100 / 54. 65.100
   libavformat    54. 32.100 / 54. 32.100
   libavdevice    54.  3.100 / 54.  3.100
   libavfilter     3. 19.102 /  3. 19.102
   libswscale      2.  1.101 /  2.  1.101
   libswresample   0. 16.100 /  0. 16.100
   libpostproc    52.  1.100 / 52.  1.100
 [asf @ 0x1f42420] max_analyze_duration 5000000 reached at 5120000
 [asf @ 0x1f42420] Estimating duration from bitrate, this may be inaccurate
 Input #0, asf, from 'stream.dump':
   Duration: 00:01:34.10, start: 0.000000, bitrate: 31 kb/s
     Stream #0:0: Video: mjpeg (MJPG / 0x47504A4D), yuvj422p, 640x480, 6.25
 tbr, 1k tbn, 1k tbc
     Stream #0:1: Audio: adpcm_ima_wav ([17][0][0][0] / 0x0011), 8000 Hz, 1
 channels, s16p, 32 kb/s
 Frame changed from size:0x0 to size:640x480B vq=   67KB sq=    0B f=0/0
 [buffer @ 0x20977a0] Unable to parse option value "0/0"

 }}}

 This is a stream dump of a webcam with fps=0.5.

 I can provide a private http streaming test account on my private cam to a
 limited group of developpers when necessary.



 {{{
 [...]
 [mjpeg @ 0xc49280] marker=d8 avail_size_in_buf=17310
 [mjpeg @ 0xc49280] marker parser used 0 bytes (0 bits)
 [mjpeg @ 0xc49280] marker=e0 avail_size_in_buf=17308
 [mjpeg @ 0xc49280] marker parser used 18 bytes (144 bits)
 [mjpeg @ 0xc49280] marker=c0 avail_size_in_buf=17287
 [mjpeg @ 0xc49280] sof0: picture: 640x480
 [mjpeg @ 0xc49280] component 0 2:1 id: 0 quant:0
 [mjpeg @ 0xc49280] component 1 1:1 id: 1 quant:1
 [mjpeg @ 0xc49280] component 2 1:1 id: 2 quant:1
 [mjpeg @ 0xc49280] pix fmt id 21111100
 [mjpeg @ 0xc49280] marker parser used 17 bytes (136 bits)
 [mjpeg @ 0xc49280] marker=db avail_size_in_buf=17268
 [mjpeg @ 0xc49280] index=0
 [mjpeg @ 0xc49280] qscale[0]: 4
 [mjpeg @ 0xc49280] index=1
 [mjpeg @ 0xc49280] qscale[1]: 8
 [mjpeg @ 0xc49280] marker parser used 132 bytes (1056 bits)
 [mjpeg @ 0xc49280] marker=c4 avail_size_in_buf=17134
 [mjpeg @ 0xc49280] class=0 index=0 nb_codes=12
 [mjpeg @ 0xc49280] class=1 index=0 nb_codes=251
 [mjpeg @ 0xc49280] class=0 index=1 nb_codes=12
 [mjpeg @ 0xc49280] class=1 index=1 nb_codes=251
 [mjpeg @ 0xc49280] marker parser used 418 bytes (3344 bits)
 [mjpeg @ 0xc49280] escaping removed 34 bytes
 [mjpeg @ 0xc49280] marker=da avail_size_in_buf=16714
 [mjpeg @ 0xc49280] component: 0
 [mjpeg @ 0xc49280] component: 1
 [mjpeg @ 0xc49280] component: 2
 [mjpeg @ 0xc49280] marker parser used 16677 bytes (133409 bits)
 [mjpeg @ 0xc49280] marker=d9 avail_size_in_buf=0
 [mjpeg @ 0xc49280] decode frame unused 0 bytes
 Frame changed from size:0x0 to size:640x480
 [buffer @ 0x7f04f80077a0] Setting entry with key 'video_size' to value
 '640x480'
 [buffer @ 0x7f04f80077a0] Setting entry with key 'pix_fmt' to value '13'
 [buffer @ 0x7f04f80077a0] Setting entry with key 'time_base' to value
 '1/1000'
 [buffer @ 0x7f04f80077a0] Setting entry with key 'pixel_aspect' to value
 '0/0'
 [buffer @ 0x7f04f80077a0] Unable to parse option value "0/0"
 [AVIOContext @ 0xc48000] Statistics: 196608 bytes read, 0 seeks  0B f=0/0
 }}}

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/1814>
FFmpeg <http://ffmpeg.org>
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