[FFmpeg-user] Is decoding Apple Component Video YUV422 possible with FFmpeg?
Werner Robitza
werner.robitza at gmail.com
Wed Dec 14 13:00:53 CET 2011
>
> Please provide a sample (preferably one where it is clear how it should
> look
> like, including actual colours).
>
Here is a 55MB sample file, encoded using MPEG Streamclip and selecting the
Apple Component Video YUV422 codec. The codec is wrapped in an AVI
container.
http://www.ani.univie.ac.at/~cacmtv/homepage/videos/apple-component-test.avi
This is how the first frame (roughly) should look like:
http://www.ani.univie.ac.at/~cacmtv/homepage/videos/apple-component-test.png
For future reports: Please always provide the complete, uncut console
> output (in
> one piece) together with the command line, if it is cut (or sliced), the
> analysis of the problem is usually much, much harder.
>
Here, again, an uncut version of the console output, trying to convert the
video. This time, I used a more recent version of FFmpeg.
=============================
user at test2:~$ ffmpeg -i apple-component-test.avi test.mp4
ffmpeg version git-2011-11-29-fc09bf5, Copyright (c) 2000-2011 the FFmpeg
developers
built on Nov 29 2011 13:51:49 with gcc 4.4.3
configuration: --enable-gpl --enable-libfaac --enable-libmp3lame
--enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libtheora
--enable-libvorbis --enable-libvpx --enable-libx264 --enable-nonfree
--enable-postproc --enable-version3 --enable-x11grab
libavutil 51. 29. 1 / 51. 29. 1
libavcodec 53. 39. 1 / 53. 39. 1
libavformat 53. 22. 0 / 53. 22. 0
libavdevice 53. 4. 0 / 53. 4. 0
libavfilter 2. 50. 0 / 2. 50. 0
libswscale 2. 1. 0 / 2. 1. 0
libpostproc 51. 2. 0 / 51. 2. 0
[avi @ 0x2a087a0] parser not found for codec none, packets or times may be
invalid.
Input #0, avi, from 'apple-component-test.avi':
Duration: 00:00:01.20, start: 0.000000, bitrate: 368646 kb/s
Stream #0:0: Video: none (yuv2 / 0x32767579), 1280x720, 25 fps, 25 tbr,
25 tbn, 25 tbc
[buffer @ 0x2a10bc0] Invalid pixel format '-1'
Error opening filters!
=============================
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