[FFmpeg-trac] #488(undetermined:new): Hang on some example files

[FFmpeg]

#488: Hang on some example files
-------------------------------------+-------------------------------------
             Reporter:  Alex__       |                    Owner:
                 Type:  defect       |                   Status:  new
             Priority:  normal       |                Component:
              Version:  git-master   |  undetermined
             Keywords:               |               Resolution:
             Blocking:               |               Blocked By:
Analyzed by developer:  0            |  Reproduced by developer:  0
-------------------------------------+-------------------------------------
Changes (by llogan):

 * version:  unspecified => git-master


Comment:

 Input sample-issue-488.mpg seems to hang for me on Arch Linux x86_64 and
 Ubuntu 11.04 32-bit.
 {{{
 $ ffmpeg -v 9 -loglevel 99 -i sample-issue-488.mpg -y output.mpg
 ffmpeg version N-32725-ga6186f3, Copyright (c) 2000-2011 the FFmpeg
 developers
   built on Sep 19 2011 14:52:56 with gcc 4.6.1 20110819 (prerelease)
   configuration: --prefix=/usr
   libavutil    51. 16. 1 / 51. 16. 1
   libavcodec   53. 16. 0 / 53. 16. 0
   libavformat  53. 12. 0 / 53. 12. 0
   libavdevice  53.  4. 0 / 53.  4. 0
   libavfilter   2. 43. 2 /  2. 43. 2
   libswscale    2.  1. 0 /  2.  1. 0
 [mpeg @ 0x2007780] Format mpeg probed with size=8192 and score=52
 [mpeg @ 0x2007780] probing stream 0 pp:2500
 [mpeg @ 0x2007780] Probe with size=2018, packets=1 detected mpegvideo with
 score=25
 [mpeg @ 0x2007780] probing stream 0 pp:2499
 [mpeg @ 0x2007780] Probe with size=4036, packets=2 detected mpegvideo with
 score=25
 [mpeg @ 0x2007780] probing stream 0 pp:2498
 [mpeg @ 0x2007780] Probe with size=6054, packets=3 detected mpegvideo with
 score=25
 [mpeg @ 0x2007780] probing stream 0 pp:2497
 [mpeg @ 0x2007780] probing stream 0 pp:2496
 [mpeg @ 0x2007780] Probe with size=10090, packets=5 detected mpegvideo
 with score=51
 [mpeg @ 0x2007780] probed stream 0
 [mpeg1video @ 0x200dc60] Unsupported bit depth: 0
 [mpeg @ 0x2007780] Invalid timestamps stream=0, pts=3600, dts=7200,
 size=2018
 [mpeg @ 0x2007780] Invalid timestamps stream=0, pts=7200, dts=10800,
 size=2018
 [mpeg @ 0x2007780] Invalid timestamps stream=0, pts=14400, dts=18000,
 size=2018
 [mpeg @ 0x2007780] Invalid timestamps stream=0, pts=18000, dts=21600,
 size=2018
 [mpeg @ 0x2007780] Invalid timestamps stream=0, pts=25200, dts=28800,
 size=2018
 [mpeg @ 0x2007780] Invalid timestamps stream=0, pts=28800, dts=32400,
 size=2018
 [mpeg @ 0x2007780] Invalid timestamps stream=0, pts=36000, dts=39600,
 size=2018
 [mpeg @ 0x2007780] Invalid timestamps stream=0, pts=39600, dts=43200,
 size=2018
 [mpeg @ 0x2007780] Invalid timestamps stream=0, pts=46800, dts=50400,
 size=2018
 [mpeg @ 0x2007780] Invalid timestamps stream=0, pts=50400, dts=54000,
 size=2018
 [mpeg @ 0x2007780] Invalid timestamps stream=0, pts=57600, dts=61200,
 size=2018
 [mpeg @ 0x2007780] Invalid timestamps stream=0, pts=61200, dts=64800,
 size=2018
 [mpeg @ 0x2007780] Invalid timestamps stream=0, pts=68400, dts=72000,
 size=2018
 [mpeg @ 0x2007780] Invalid timestamps stream=0, pts=72000, dts=75600,
 size=2018
 [mpeg @ 0x2007780] Invalid timestamps stream=0, pts=79200, dts=82800,
 size=2018
 [mpeg @ 0x2007780] Invalid timestamps stream=0, pts=82800, dts=86400,
 size=2018
 [mpeg @ 0x2007780] Invalid timestamps stream=0, pts=90000, dts=93600,
 size=2018
 [mpeg @ 0x2007780] Invalid timestamps stream=0, pts=93600, dts=97200,
 size=2018
 [mpeg @ 0x2007780] Invalid timestamps stream=0, pts=100800, dts=104400,
 size=2018
 [mpeg @ 0x2007780] Invalid timestamps stream=0, pts=104400, dts=108000,
 size=2018
 Input #0, mpeg, from 'sample-issue-488.mpg':
   Duration: 00:00:01.32, start: 0.000000, bitrate: 1861 kb/s
     Stream #0.0[0x1e0], 32, 1/90000: Video: mpeg1video, yuv420p, 352x288
 [SAR 178:163 DAR 1958:1467], 1/25, 104857 kb/s, 25 fps, 25 tbr, 90k tbn,
 25 tbc
     Stream #0.1[0x1c0], 53, 1/90000: Audio: mp2, 48000 Hz, stereo, s16,
 128 kb/s
 [buffer @ 0x200f480] w:352 h:288 pixfmt:yuv420p tb:1/1000000 sar:178/163
 sws_param:
 [mpeg1video @ 0x200e120] Unsupported bit depth: 0
 [mpeg @ 0x2017f40] VBV buffer size not set, muxing may fail
 Output #0, mpeg, to 'output.mpg':
   Metadata:
     encoder         : Lavf53.12.0
     Stream #0.0, 0, 1/90000: Video: mpeg1video, yuv420p, 352x288 [SAR
 178:163 DAR 1958:1467], 1/25, q=2-31, 200 kb/s, 90k tbn, 25 tbc
     Stream #0.1, 0, 1/90000: Audio: mp2, 48000 Hz, stereo, s16, 128 kb/s
 Stream mapping:
   Stream #0.0 -> #0.0 (mpeg1video -> mpeg1video)
   Stream #0.1 -> #0.1 (mp2 -> mp2)
 Press [q] to stop, [?] for help
 [mpeg @ 0x2007780] invalid dts/pts combination 0
 [mpeg1video @ 0x200dc60] Unsupported bit depth: 0
 [mpeg @ 0x2007780] Invalid timestamps stream=0, pts=3600, dts=7200,
 size=2018
 *** 1 dup!
 [mpeg @ 0x2007780] Invalid timestamps stream=0, pts=7200, dts=10800,
 size=2018
 timestamp discontinuity -95443717689, new offset= 95443717689
 *** 2386092 dup!
 Killed
 }}}

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/488#comment:7>
FFmpeg <http://ffmpeg.org>
FFmpeg issue tracker