• Compression Techniques

  how to convert .mov (animated gif) into .flv or .mp4

  Posted by Alain Dazzi on March 25, 2012 at 3:34 am

  I am unable to convert a .mov video (comprising 2x video/gif streams) into flv other. This file looks like an animated gif actually, Can anyone help?

  ffmpeg -i 633.mov
  ffmpeg version N-37137-g749e5dc Copyright (c) 2000-2012 the FFmpeg developers
  built on Mar 16 2012 16:45:08 with clang 3.0 (tags/Apple/clang-211.10.1)
  configuration: –disable-decoder=amrnb –extra-cflags=-I/usr/local/include –extra-ldflags=-L/usr/local/lib –enable-nonfree –enable-gpl –enable-version3 –enable-postproc –enable-swscale –enable-avfilter –enable-libmp3lame –enable-libvorbis –enable-libtheora –enable-libfaac –enable-libopencore-amrnb –enable-libopencore-amrwb –enable-libxvid –enable-libx264 –enable-libvpx –enable-hardcoded-tables –enable-shared –enable-pthreads –disable-indevs –cc=clang
  libavutil 51. 34.101 / 51. 34.101
  libavcodec 53. 59.100 / 53. 59.100
  libavformat 53. 30.100 / 53. 30.100
  libavdevice 53. 4.100 / 53. 4.100
  libavfilter 2. 60.100 / 2. 60.100
  libswscale 2. 1.100 / 2. 1.100
  libswresample 0. 6.100 / 0. 6.100
  libpostproc 52. 0.100 / 52. 0.100
  [mov,mp4,m4a,3gp,3g2,mj2 @ 0x7feb5183d800] multiple edit list entries, a/v desync might occur, patch welcome
  Last message repeated 1 times
  [mov,mp4,m4a,3gp,3g2,mj2 @ 0x7feb5183d800] Could not find codec parameters (Video: none (blur / 0x72756C62), 160×120, 0 kb/s)
  Input #0, mov,mp4,m4a,3gp,3g2,mj2, from ‘633.mov’:
  Metadata:
  creation_time : 2003-12-16 16:25:56
  Duration: 00:00:02.06, start: 0.000000, bitrate: 34 kb/s
  Stream #0:0(eng): Video: gif (gif / 0x20666967), pal8, 160×120, 152 kb/s, 15 fps, 15 tbr, 600 tbn, 600 tbc
  Metadata:
  creation_time : 2003-12-16 16:25:56
  handler_name : ?Apple Alias Data Handler
  Stream #0:1(eng): Video: none (blur / 0x72756C62), 160×120, 0 kb/s, 0.50 fps, 0.50 tbr, 600 tbn, 600 tbc
  Metadata:
  creation_time : 2003-12-16 16:25:56
  handler_name : ?Apple Alias Data Handler
  Stream #0:2(eng): Video: gif (gif / 0x20666967), pal8, 160×120, 152 kb/s, 15 fps, 15 tbr, 600 tbn, 600 tbc
  Metadata:
  creation_time : 2003-12-16 16:25:56
  handler_name : ?Apple Alias Data Handler

  and the command I use is …

  ~/Desktop/robert$ cat g
  ffmpeg -y -i 633.mov -vcodec flv
  -pix_fmt yuv420p
  -b:v 900k
  -an -r 15 -vf scale=”426:320″ test.flv

  The resulting streams is …

  ~/Desktop/robert$ ffmpeg -i test.flv
  ffmpeg version N-37137-g749e5dc Copyright (c) 2000-2012 the FFmpeg developers
  built on Mar 16 2012 16:45:08 with clang 3.0 (tags/Apple/clang-211.10.1)
  configuration: –disable-decoder=amrnb –extra-cflags=-I/usr/local/include –extra-ldflags=-L/usr/local/lib –enable-nonfree –enable-gpl –enable-version3 –enable-postproc –enable-swscale –enable-avfilter –enable-libmp3lame –enable-libvorbis –enable-libtheora –enable-libfaac –enable-libopencore-amrnb –enable-libopencore-amrwb –enable-libxvid –enable-libx264 –enable-libvpx –enable-hardcoded-tables –enable-shared –enable-pthreads –disable-indevs –cc=clang
  libavutil 51. 34.101 / 51. 34.101
  libavcodec 53. 59.100 / 53. 59.100
  libavformat 53. 30.100 / 53. 30.100
  libavdevice 53. 4.100 / 53. 4.100
  libavfilter 2. 60.100 / 2. 60.100
  libswscale 2. 1.100 / 2. 1.100
  libswresample 0. 6.100 / 0. 6.100
  libpostproc 52. 0.100 / 52. 0.100
  Input #0, flv, from ‘test.flv’:
  Metadata:
  creation_time : 2003-12-16 16:25:56
  encoder : Lavf53.30.100
  Duration: 00:00:00.06, start: 0.000000, bitrate: 1201 kb/s
  Stream #0:0: Video: flv1, yuv420p, 426×320, 900 kb/s, 1k tbr, 1k tbn, 1k tbc
  comment:3

  The length is .06 seconds instead of 2.06 seconds.

  Alain Dazzi replied 14 years, 5 months ago 1 Member · 0 Replies
• 0 Replies

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