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| author | Michael Niedermayer <michaelni@gmx.at> | 2004-07-02 15:17:12 +0000 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2004-07-02 15:17:12 +0000 |
| commit | 7c0dc3838482822af5ada6055be393aaf3dea32c (patch) | |
| tree | 7235c8ec6aa244a77ec8c2ef55616169c2d89fff /doc | |
| parent | f41dd5aad5623511013b239c6371b319459f84cf (diff) | |
bttv patches
Originally committed as revision 3284 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/faq.texi | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/doc/faq.texi b/doc/faq.texi index 12d82e18f7..de79681b4c 100644 --- a/doc/faq.texi +++ b/doc/faq.texi @@ -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 ? |