bttv patches

Originally committed as revision 3284 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Michael Niedermayer 2004-07-02 15:17:12 +00:00
parent f41dd5aad5
commit 7c0dc38384

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@ -91,6 +91,18 @@ The following list of audio codecs should work on most windows systems
if some mp3 codec like lame is installed
@end table
@section The chrominance seems to come from a different time then the luminance on bt8x8 captures on linux?
well known bug in the bt8x8 driver, for 2.4.26 theres a patch at
(@url{http://www.mplayerhq.hu/~michael/bttv-420-2.4.26.patch}), i suspect that
this will also apply cleanly to other 2.4 kernels
@section How to avoid the ugly aliassing artefacts in bt8x8 captures on linux?
pass 'combfilter=1 lumafilter=1' to the bttv driver, note though that 'combfilter=1'
will cause somewhat too strong filtering, a fix is too apply (@url{http://www.mplayerhq.hu/~michael/bttv-comb-2.4.26.patch})
and pass 'combfilter=2'
@chapter Development
@section Are there examples of use of the FFmpeg libraries libavcodec and libavformat ?