[FFmpeg-user] Switch "on" Reference Picture Selection (RPS) in the libavcodec/ituh263enc.c Source File

[Oussama Stiti]

Here is the result of the command line:

~$ ffmpeg -i $HOME/Téléchargements/lazy.mp4 -f null -
ffmpeg version N-38203-g388b7ac Copyright (c) 2000-2012 the FFmpeg
developers
  built on Mar  2 2012 23:24:13 with gcc 4.6.2
  configuration: --enable-libmp3lame --enable-libxvid --enable-libvorbis
--enable-gpl --enable-libfaac --enable-libtheora --enable-zlib
--disable-shared --enable-libx264 --enable-libdirac --enable-nonfree
--enable-version3 --enable-libschroedinger --enable-avfilter
--enable-libspeex --enable-libopenjpeg --enable-libgsm --enable-postproc
--enable-pthreads --enable-libopencore-amrnb --enable-libopencore-amrwb
--enable-ffplay --enable-pthreads --prefix=/usr/local --enable-x11grab
--enable-runtime-cpudetect --enable-bzlib --enable-libdc1394 --enable-libvpx
  libavutil      51. 40.100 / 51. 40.100
  libavcodec     54.  4.100 / 54.  4.100
  libavformat    54.  1.100 / 54.  1.100
  libavdevice    53.  4.100 / 53.  4.100
  libavfilter     2. 62.101 /  2. 62.101
  libswscale      2.  1.100 /  2.  1.100
  libswresample   0.  7.100 /  0.  7.100
  libpostproc    52.  0.100 / 52.  0.100
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from
'/home/oussama/Téléchargements/lazy.mp4':
  Metadata:
    major_brand     : mp42
    minor_version   : 1
    compatible_brands: mp42avc1
    creation_time   : 2011-08-30 21:43:14
  Duration: 00:03:28.18, start: 0.000000, bitrate: 830 kb/s
    Stream #0:0(eng): Audio: aac (mp4a / 0x6134706D), 44100 Hz, stereo,
s16, 120 kb/s
    Metadata:
      creation_time   : 2011-08-30 21:43:14
      handler_name    : Apple Sound Media Handler
    Stream #0:1(eng): Video: h264 (Main) (avc1 / 0x31637661), yuv420p,
640x480, 704 kb/s, 30 fps, 30 tbr, 600 tbn, 1200 tbc
    Metadata:
      creation_time   : 2011-08-30 21:43:14
      handler_name    : Apple Video Media Handler
[buffer @ 0xa516ea0] w:640 h:480 pixfmt:yuv420p tb:1/1000000 sar:0/1
sws_param:
Output #0, null, to 'pipe:':
  Metadata:
    major_brand     : mp42
    minor_version   : 1
    compatible_brands: mp42avc1
    creation_time   : 2011-08-30 21:43:14
    encoder         : Lavf54.1.100
    Stream #0:0(eng): Video: rawvideo (I420 / 0x30323449), yuv420p,
640x480, q=2-31, 200 kb/s, 90k tbn, 30 tbc
    Metadata:
      creation_time   : 2011-08-30 21:43:14
      handler_name    : Apple Video Media Handler
    Stream #0:1(eng): Audio: pcm_s16le, 44100 Hz, stereo, s16, 1411 kb/s
    Metadata:
      creation_time   : 2011-08-30 21:43:14
      handler_name    : Apple Sound Media Handler
Stream mapping:
  Stream #0:1 -> #0:0 (h264 -> rawvideo)
  Stream #0:0 -> #0:1 (aac -> pcm_s16le)
Press [q] to stop, [?] for help
*[h264 @ 0xa50ab80] Increasing reorder buffer to 1
frame= 6246 fps=658 q=0.0 Lsize=       0kB time=00:03:28.19 bitrate=
0.0kbits/s
video:0kB audio:35864kB global headers:0kB muxing overhead -100.000000%*

No more informations.. I want to analyse the video frame by frame. Is it
possible ?


O. Stiti