[FFmpeg-user] mpeg start code?

Matt Zagrabelny mzagrabe at d.umn.edu
Fri Jan 23 03:12:45 CET 2015


Greetings,

I'm looking to get the right name for a hexadecimal number from the
output from ffprobe:

ffprobe -i the_lego_movie.vob
ffprobe version 2.4.3-1 Copyright (c) 2007-2014 the FFmpeg developers
  built on Nov  5 2014 00:18:23 with gcc 4.9.1 (Debian 4.9.1-14)
  configuration: --prefix=/usr --extra-version=1
--build-suffix=-ffmpeg --toolchain=hardened --extra-cflags=
--extra-cxxflags= --libdir=/usr/lib/x86_64-linux-gnu
--shlibdir=/usr/lib/x86_64-linux-gnu
--incdir=/usr/include/x86_64-linux-gnu --enable-gpl --enable-shared
--disable-stripping --enable-avresample --enable-avisynth
--enable-fontconfig --enable-gnutls --enable-ladspa --enable-libass
--enable-libbluray --enable-libbs2b --enable-libcaca --enable-libcdio
--enable-libflite --enable-libfreetype --enable-libfribidi
--enable-libgme --enable-libgsm --enable-libmodplug
--enable-libmp3lame --enable-libopenjpeg --enable-libopus
--enable-libpulse --enable-librtmp --enable-libschroedinger
--enable-libshine --enable-libspeex --enable-libssh --enable-libtheora
--enable-libtwolame --enable-libvorbis --enable-libvpx
--enable-libwavpack --enable-libwebp --enable-opengl --enable-x11grab
--enable-libxvid --enable-libdc1394 --enable-libiec61883
--enable-libzvbi --enable-libzmq --enable-frei0r --enable-libx264
--enable-libsoxr --enable-openal --enable-libopencv
  libavutil      54.  7.100 / 54.  7.100
  libavcodec     56.  1.100 / 56.  1.100
  libavformat    56.  4.101 / 56.  4.101
  libavdevice    56.  0.100 / 56.  0.100
  libavfilter     5.  1.100 /  5.  1.100
  libavresample   2.  1.  0 /  2.  1.  0
  libswscale      3.  0.100 /  3.  0.100
  libswresample   1.  1.100 /  1.  1.100
  libpostproc    53.  0.100 / 53.  0.100
Input #0, mpeg, from 'the_lego_movie.vob':
  Duration: 00:43:33.83, start: 0.041811, bitrate: 16818 kb/s
    Stream #0:0[0x1e0]: Video: mpeg2video (Main), yuv420p(tv), 720x480
[SAR 32:27 DAR 16:9], max. 7500 kb/s, 29.97 fps, 59.94 tbr, 90k tbn,
59.94 tbc
    Stream #0:1[0x82]: Audio: ac3, 48000 Hz, 5.1(side), fltp, 384 kb/s
    Stream #0:2[0x81]: Audio: ac3, 48000 Hz, 5.1(side), fltp, 384 kb/s
    Stream #0:3[0x80]: Audio: ac3, 48000 Hz, 5.1(side), fltp, 384 kb/s
    Stream #0:4[0x83]: Audio: ac3, 48000 Hz, stereo, fltp, 192 kb/s

What would be the right name of the hex number in brackets above:

0x80, 0x1e0, etc.

PES
Stream ID
Substream ID
Startcode

??

I can't quite find definitive info.

Thanks for any help!

-m


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