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author | michael <michael@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2002-06-01 02:37:24 +0000 |
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committer | michael <michael@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2002-06-01 02:37:24 +0000 |
commit | cee7e46e2a91b67c86bd285d6d60ee9c48dec775 (patch) | |
tree | 906e29dfefabd42bbeef2639c95ed5ee79790423 /DOCS | |
parent | 57e51372c47fb5bfaf42acb1458e09d45ca58e40 (diff) | |
download | mpv-cee7e46e2a91b67c86bd285d6d60ee9c48dec775.tar.bz2 mpv-cee7e46e2a91b67c86bd285d6d60ee9c48dec775.tar.xz |
docu for the new options of the patched version
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@6257 b3059339-0415-0410-9bf9-f77b7e298cf2
Diffstat (limited to 'DOCS')
-rw-r--r-- | DOCS/tech/libavc-options.txt | 33 |
1 files changed, 32 insertions, 1 deletions
diff --git a/DOCS/tech/libavc-options.txt b/DOCS/tech/libavc-options.txt index ae8f2c89b0..7d6c1ea19e 100644 --- a/DOCS/tech/libavc-options.txt +++ b/DOCS/tech/libavc-options.txt @@ -85,6 +85,37 @@ vqcomp (0.0-1.0) quantizer compression (for pass1/2) vrc_strategy (0,1,2) FIXME +----------- the following options are only available in the patched version of libavcodec +patch at http://www.mplayerhq.hu/~michael/ +patch will be merged into ffmpeg cvs in a few days (the reason that its not in cvs yet is that +the other ffmpeg developers didnt want big untested changes before release) + +vlelim (0-1000) single coefficient elimination threshold for luminance + 0 disabled (default) + 4 (JVT recomandition) + +vcelim (0-1000) single coefficient elimination threshold for chrominance + 0 disabled (default) + 7 (JVT recomandition) + +vstrict strict standart compliance + only recomanded if u want to feed the output into the mpeg4 reference decoder + +vdpart data partitioning + +2 byte per video packet, and much better looking if the file becomes damaged + + +lavdopts: (decoder options) +ver error resilience + -1 needed for some very broken, encoders which completly ignore the standarts + 0 (default) + 1 more aggressive error detection, lavc might think that some correct streams contain errors + +vbug manual workaround encoder bugs + 0 (default) + 1 (workaround for some old lavc generated msmpeg4v3 files) + + Notes: 1. lavc will strictly follows the quantizer limits vqmin, vqmax, vqdiff even if it violates the bitrate / bitrate tolerance 2. changing some options between pass1 & 2 can reduce the quality @@ -101,4 +132,4 @@ ME Motion estimation MC Motion compensation example: -mencoder foobar.avi -lavcopts vcodec=mpeg4:vhq:keyint=300:vqscale=2 -o new-foobar.avi
\ No newline at end of file +mencoder foobar.avi -lavcopts vcodec=mpeg4:vhq:keyint=300:vqscale=2 -o new-foobar.avi |