[libav-bugs] [Bug 386] New: avprobe: setting any output format returns an empty stdout

bugzilla-daemon at aruru.libav.org bugzilla-daemon at aruru.libav.org
Fri Oct 26 12:10:36 CEST 2012


https://bugzilla.libav.org/show_bug.cgi?id=386

           Summary: avprobe: setting any output format returns an empty
                    stdout
           Product: Libav
           Version: git HEAD
          Platform: All
        OS/Version: Linux
            Status: NEW
          Severity: enhancement
          Priority: Normal
         Component: utilities
        AssignedTo: bugzilla at libav.org
        ReportedBy: desantis.maurizio at gmail.com


setting any output format (-of json or -of ini) returns an empty object in the
stdout (for -of json: {}, for -of ini: empty string)

Example (-of json):
avprobe_opt -v 9 -loglevel 99 -of json
/home/mau/Video/video_editing/arbitro.flv 
avprobe version a6e9d64, Copyright (c) 2007-2012 the Libav developers
  built on Oct 25 2012 10:27:35 with gcc 4.7 (Ubuntu/Linaro 4.7.2-2ubuntu1)
  configuration: --arch=amd64 --prefix=/opt/libav --enable-vdpau --enable-bzlib
--enable-libgsm --enable-libschroedinger --enable-libspeex --enable-libtheora
--enable-libvorbis --enable-pthreads --enable-zlib --enable-libvpx
--enable-runtime-cpudetect --enable-libfreetype --enable-vaapi --enable-gpl
--enable-version3 --enable-nonfree --enable-swscale --enable-x11grab
--enable-libdc1394 --enable-libx264 --enable-libfaac --enable-libmp3lame
--enable-libvo-aacenc --enable-libxvid --enable-shared
  libavutil     52.  0. 0 / 52.  0. 0
  libavcodec    54. 31. 0 / 54. 31. 0
  libavformat   54. 19. 0 / 54. 19. 0
  libavdevice   53.  2. 0 / 53.  2. 0
  libavfilter    3.  1. 0 /  3.  1. 0
  libavresample  1.  0. 0 /  1.  0. 0
  libswscale     2.  1. 1 /  2.  1. 1
[flv @ 0xb04860] Probed with size=2048 and score=100
[flv @ 0xb04860] skipping flv packet: type 18, size 843, flags 0
[flv @ 0xb04860] max_analyze_duration reached
Input #0, flv, from '/home/mau/Video/video_editing/arbitro.flv':
  Metadata:
    starttime       : 0
    totalduration   : 38
    totaldatarate   : 521
    bytelength      : 2482952
    canseekontime   : true
    sourcedata      : B400F7E0AHH1348065349856294
    purl            : 
    pmsg            : 
  Duration: 00:00:38.13, start: 0.000000, bitrate: N/A
    Stream #0.0, 152, 1/1000: Video: h264 (Main), yuv420p, 320x240, 1001/60000,
445 kb/s, 29.97 fps, 29.97 tbr, 1k tbn, 59.94 tbc
    Stream #0.1, 218, 1/1000: Audio: aac, 44100 Hz, mono, s16, 78 kb/s
[h264 @ 0xb06920] detected 8 logical cores
{}

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