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possible WMF AAC encoder bug on Win10 RRS feed

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  • When I used ffmpeg to extract audio content and save them to a wav file. ffmpeg reported warnings only for file generated on Win10.

    $ ffmpeg.exe -i win10.mp4 -vn win10.wav
    ffmpeg version N-76860-g72eaf72 Copyright (c) 2000-2015 the FFmpeg developers
      built with gcc 5.2.0 (GCC)
      configuration: --enable-gpl --enable-version3 --disable-w32threads --enable-avisynth --enable-bzlib --enable-fontconfig --enable-frei0r --enable-gnutls --enable-iconv --enable-libass --enable-libbluray --enable-libbs2b --enable-libcaca --enable-libdcadec --enable-libfreetype --enable-libgme --enable-libgsm --enable-libilbc --enable-libmodplug --enable-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg --enable-libopus --enable-librtmp --enable-libschroedinger --enable-libsoxr --enable-libspeex --enable-libtheora --enable-libtwolame --enable-libvidstab --enable-libvo-aacenc --enable-libvo-amrwbenc --enable-libvorbis --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxavs --enable-libxvid --enable-libzimg --enable-lzma --enable-decklink --enable-zlib
      libavutil      55.  9.100 / 55.  9.100
      libavcodec     57. 16.100 / 57. 16.100
      libavformat    57. 19.100 / 57. 19.100
      libavdevice    57.  0.100 / 57.  0.100
      libavfilter     6. 15.100 /  6. 15.100
      libswscale      4.  0.100 /  4.  0.100
      libswresample   2.  0.101 /  2.  0.101
      libpostproc    54.  0.100 / 54.  0.100
    Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'win10.mp4':
      Metadata:
        major_brand     : mp42
        minor_version   : 0
        compatible_brands: mp41isom
        creation_time   : 2015-12-01 00:36:15
      Duration: 00:01:30.16, start: 0.000000, bitrate: 532 kb/s
        Stream #0:0(und): Video: h264 (Main) (avc1 / 0x31637661), yuv420p, 1280x720 [SAR 1:1 DAR 16:9], 376 kb/s, 25 fps, 25 tbr, 25k tbn, 50 tbc (default)
        Metadata:
          creation_time   : 2015-12-01 00:36:15
          handler_name    : VideoHandler
          encoder         : AVC Coding
        Stream #0:1(und): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz, stereo, fltp, 151 kb/s (default)
        Metadata:
          creation_time   : 2015-12-01 00:36:15
          handler_name    : SoundHandler
    Output #0, wav, to 'win10.wav':
      Metadata:
        major_brand     : mp42
        minor_version   : 0
        compatible_brands: mp41isom
        ISFT            : Lavf57.19.100
        Stream #0:0(und): Audio: pcm_s16le ([1][0][0][0] / 0x0001), 44100 Hz, stereo, s16, 1411 kb/s (default)
        Metadata:
          creation_time   : 2015-12-01 00:36:15
          handler_name    : SoundHandler
          encoder         : Lavc57.16.100 pcm_s16le
    Stream mapping:
      Stream #0:1 -> #0:0 (aac (native) -> pcm_s16le (native))
    Press [q] to stop, [?] for help
    [aac @ 04a96420] decode_band_types: Input buffer exhausted before END element found
    Error while decoding stream #0:1: Invalid data found when processing input
    [aac @ 04a96420] decode_band_types: Input buffer exhausted before END element found
    Error while decoding stream #0:1: Invalid data found when processing input
    [aac @ 04a96420] decode_band_types: Input buffer exhausted before END element found
    Error while decoding stream #0:1: Invalid data found when processing input
    [aac @ 04a96420] decode_band_types: Input buffer exhausted before END element found
    Error while decoding stream #0:1: Invalid data found when processing input
    [aac @ 04a96420] decode_band_types: Input buffer exhausted before END element found
    Error while decoding stream #0:1: Invalid data found when processing input
    [aac @ 04a96420] decode_band_types: Input buffer exhausted before END element found
    Error while decoding stream #0:1: Invalid data found when processing input
    [aac @ 04a96420] decode_band_types: Input buffer exhausted before END element found
    Error while decoding stream #0:1: Invalid data found when processing input
    [aac @ 04a96420] decode_band_types: Input buffer exhausted before END element found
    Error while decoding stream #0:1: Invalid data found when processing input
    [aac @ 04a96420] decode_band_types: Input buffer exhausted before END element found
    Error while decoding stream #0:1: Invalid data found when processing input
    [aac @ 04a96420] decode_band_types: Input buffer exhausted before END element found
    Error while decoding stream #0:1: Invalid data found when processing input
    [aac @ 04a96420] decode_band_types: Input buffer exhausted before END element found
    Error while decoding stream #0:1: Invalid data found when processing input
    [aac @ 04a96420] decode_band_types: Input buffer exhausted before END element found
    Error while decoding stream #0:1: Invalid data found when processing input
    [aac @ 04a96420] decode_band_types: Input buffer exhausted before END element found
    Error while decoding stream #0:1: Invalid data found when processing input
    [aac @ 04a96420] decode_band_types: Input buffer exhausted before END element found
    Error while decoding stream #0:1: Invalid data found when processing input
    [aac @ 04a96420] decode_band_types: Input buffer exhausted before END element found
    Error while decoding stream #0:1: Invalid data found when processing input
    [aac @ 04a96420] decode_band_types: Input buffer exhausted before END element found
    Error while decoding stream #0:1: Invalid data found when processing input
    [aac @ 04a96420] decode_band_types: Input buffer exhausted before END element found
    Error while decoding stream #0:1: Invalid data found when processing input
    [aac @ 04a96420] decode_band_types: Input buffer exhausted before END element found
    Error while decoding stream #0:1: Invalid data found when processing input
    [aac @ 04a96420] decode_band_types: Input buffer exhausted before END element found
    Error while decoding stream #0:1: Invalid data found when processing input
    [aac @ 04a96420] decode_band_types: Input buffer exhausted before END element found
    Error while decoding stream #0:1: Invalid data found when processing input
    [aac @ 04a96420] decode_band_types: Input buffer exhausted before END element found
    Error while decoding stream #0:1: Invalid data found when processing input
    [aac @ 04a96420] decode_band_types: Input buffer exhausted before END element found
    Error while decoding stream #0:1: Invalid data found when processing input
    [aac @ 04a96420] decode_band_types: Input buffer exhausted before END element found
    Error while decoding stream #0:1: Invalid data found when processing input
    [aac @ 04a96420] decode_band_types: Input buffer exhausted before END element found
    Error while decoding stream #0:1: Invalid data found when processing input
    [aac @ 04a96420] decode_band_types: Input buffer exhausted before END element found
    Error while decoding stream #0:1: Invalid data found when processing input
    [aac @ 04a96420] decode_band_types: Input buffer exhausted before END element found
    Error while decoding stream #0:1: Invalid data found when processing input
    [aac @ 04a96420] decode_band_types: Input buffer exhausted before END element found
    Error while decoding stream #0:1: Invalid data found when processing input
    [aac @ 04a96420] decode_band_types: Input buffer exhausted before END element found
    Error while decoding stream #0:1: Invalid data found when processing input
    size=   15420kB time=00:01:30.16 bitrate=1401.0kbits/s
    video:0kB audio:15420kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 0.000494%
    

     
    Tuesday, December 1, 2015 1:11 AM