[FFmpeg-trac] #3725(avcodec:new): webp: Multiple ff_thread_finish_setup() calls

FFmpeg trac at avcodec.org
Tue Jun 17 23:59:10 CEST 2014


#3725: webp: Multiple ff_thread_finish_setup() calls
--------------------------------------+---------------------------------
               Reporter:  llogan      |                  Owner:
                   Type:  defect      |                 Status:  new
               Priority:  normal      |              Component:  avcodec
                Version:  git-master  |               Keywords:  webp
             Blocked By:              |               Blocking:
Reproduced by developer:  0           |  Analyzed by developer:  0
--------------------------------------+---------------------------------
 {{{
 $ ./ffmpeg -loop 1 -i 1.webp -t 1 -f null -
 ffmpeg version N-64018-gf9cd317 Copyright (c) 2000-2014 the FFmpeg
 developers
   built on Jun 17 2014 13:40:23 with gcc 4.4.7 (GCC) 20120313 (Red Hat
 4.4.7-4)
   configuration: --enable-gpl
   libavutil      52. 89.100 / 52. 89.100
   libavcodec     55. 67.100 / 55. 67.100
   libavformat    55. 43.100 / 55. 43.100
   libavdevice    55. 13.101 / 55. 13.101
   libavfilter     4.  8.100 /  4.  8.100
   libswscale      2.  6.100 /  2.  6.100
   libswresample   0. 19.100 /  0. 19.100
   libpostproc    52.  3.100 / 52.  3.100
 Input #0, image2, from '1.webp':
   Duration: 00:00:00.04, start: 0.000000, bitrate: N/A
     Stream #0:0: Video: webp, yuv420p, 550x368, 25 fps, 25 tbr, 25 tbn, 25
 tbc
 Output #0, null, to 'pipe:':
   Metadata:
     encoder         : Lavf55.43.100
     Stream #0:0: Video: rawvideo (I420 / 0x30323449), yuv420p, 550x368,
 q=2-31, 200 kb/s, 25 fps, 90k tbn, 25 tbc
     Metadata:
       encoder         : Lavc55.67.100 rawvideo
 Stream mapping:
   Stream #0:0 -> #0:0 (webp (native) -> rawvideo (native))
 Press [q] to stop, [?] for help
 [webp @ 0x2ff2e80] Multiple ff_thread_finish_setup() calls
 [webp @ 0x2fdee60] Multiple ff_thread_finish_setup() calls
 [webp @ 0x2ff52e0] Multiple ff_thread_finish_setup() calls
 [webp @ 0x2ff3320] Multiple ff_thread_finish_setup() calls
 [webp @ 0x2ff5b20] Multiple ff_thread_finish_setup() calls
 [null @ 0x2fed4c0] Encoder did not produce proper pts, making some up.
 [webp @ 0x2ff2e80] Multiple ff_thread_finish_setup() calls
 [webp @ 0x2ff3320] Multiple ff_thread_finish_setup() calls
 [webp @ 0x2ff52e0] Multiple ff_thread_finish_setup() calls
 [webp @ 0x2ff5b20] Multiple ff_thread_finish_setup() calls
 [webp @ 0x2fdee60] Multiple ff_thread_finish_setup() calls
 [webp @ 0x2ff2e80] Multiple ff_thread_finish_setup() calls
 [webp @ 0x2ff3320] Multiple ff_thread_finish_setup() calls
 [webp @ 0x2ff52e0] Multiple ff_thread_finish_setup() calls
 [webp @ 0x2ff5b20] Multiple ff_thread_finish_setup() calls
 [webp @ 0x2fdee60] Multiple ff_thread_finish_setup() calls
 [webp @ 0x2ff2e80] Multiple ff_thread_finish_setup() calls
 [webp @ 0x2ff3320] Multiple ff_thread_finish_setup() calls
 [webp @ 0x2ff52e0] Multiple ff_thread_finish_setup() calls
 [webp @ 0x2ff5b20] Multiple ff_thread_finish_setup() calls
 [webp @ 0x2fdee60] Multiple ff_thread_finish_setup() calls
 [webp @ 0x2ff2e80] Multiple ff_thread_finish_setup() calls
 [webp @ 0x2ff3320] Multiple ff_thread_finish_setup() calls
 [webp @ 0x2ff52e0] Multiple ff_thread_finish_setup() calls
 [webp @ 0x2ff5b20] Multiple ff_thread_finish_setup() calls
 [webp @ 0x2fdee60] Multiple ff_thread_finish_setup() calls
 [webp @ 0x2ff2e80] Multiple ff_thread_finish_setup() calls
 [webp @ 0x2ff52e0] Multiple ff_thread_finish_setup() calls
 [webp @ 0x2ff5b20] Multiple ff_thread_finish_setup() calls
 [webp @ 0x2ff3320] Multiple ff_thread_finish_setup() calls
 [webp @ 0x2fdee60] Multiple ff_thread_finish_setup() calls
 frame=   25 fps=0.0 q=0.0 Lsize=N/A time=00:00:01.00 bitrate=N/A
 video:2kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB
 muxing overhead: unknown
 }}}

 With `-threads 1`:

 {{{
 $ ./ffmpeg -threads 1 -loop 1 -i 1.webp -t 1 -f null -
 ffmpeg version N-64018-gf9cd317 Copyright (c) 2000-2014 the FFmpeg
 developers
   built on Jun 17 2014 13:40:23 with gcc 4.4.7 (GCC) 20120313 (Red Hat
 4.4.7-4)
   configuration: --enable-gpl
   libavutil      52. 89.100 / 52. 89.100
   libavcodec     55. 67.100 / 55. 67.100
   libavformat    55. 43.100 / 55. 43.100
   libavdevice    55. 13.101 / 55. 13.101
   libavfilter     4.  8.100 /  4.  8.100
   libswscale      2.  6.100 /  2.  6.100
   libswresample   0. 19.100 /  0. 19.100
   libpostproc    52.  3.100 / 52.  3.100
 Input #0, image2, from '1.webp':
   Duration: 00:00:00.04, start: 0.000000, bitrate: N/A
     Stream #0:0: Video: webp, yuv420p, 550x368, 25 fps, 25 tbr, 25 tbn, 25
 tbc
 Output #0, null, to 'pipe:':
   Metadata:
     encoder         : Lavf55.43.100
     Stream #0:0: Video: rawvideo (I420 / 0x30323449), yuv420p, 550x368,
 q=2-31, 200 kb/s, 25 fps, 90k tbn, 25 tbc
     Metadata:
       encoder         : Lavc55.67.100 rawvideo
 Stream mapping:
   Stream #0:0 -> #0:0 (webp (native) -> rawvideo (native))
 Press [q] to stop, [?] for help
 [null @ 0x3874460] Encoder did not produce proper pts, making some up.
 frame=   25 fps=0.0 q=0.0 Lsize=N/A time=00:00:01.00 bitrate=N/A
 video:2kB audio:0kB subtitle:0kB other streams:0kB global headers:0kB
 muxing overhead: unknown
 }}}

 Sample from: http://www.gstatic.com/webp/gallery/1.webp

 I did not check for regression.

--
Ticket URL: <https://trac.ffmpeg.org/ticket/3725>
FFmpeg <https://ffmpeg.org>
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