diff options
| author |  corey <corey@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2006-01-22 21:02:14 +0000 |
|---|---|---|
| committer | corey <corey@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2006-01-22 21:02:14 +0000 |
| commit | 9e0acc3d2ed87bd8055607f4a0b4f7af688359c3 (patch) | |
| tree | b19282c11786120dc2281b636da2fda4e7268f1d /DOCS | |
| parent | 65f186f4d08b5543a809261c0e970c00e860b22f (diff) | |
support libavcodec's new sc_factor parameter
Original idea from Michael; patch by me.
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@17465 b3059339-0415-0410-9bf9-f77b7e298cf2
Diffstat (limited to 'DOCS')
| -rw-r--r-- | DOCS/man/en/mplayer.1 | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/DOCS/man/en/mplayer.1 b/DOCS/man/en/mplayer.1 index a57f1112e8..961f5b44dd 100644 --- a/DOCS/man/en/mplayer.1 +++ b/DOCS/man/en/mplayer.1 @@ -6831,6 +6831,16 @@ You can specify the sensitivity of the detection with this option. 1000000000 means no scene changes are detected (default: 0). . .TP +.B sc_factor=<any positive integer> +Causes frames with higher quantizers to be more likely to trigger a +scene change detection and make libavcodec use an I-frame (default: 1). +1\-16 is a sane range. +Values between 2 and 6 may yield increasing PSNR (up to approximately +0.04 dB) and better placement of I-frames in high-motion scenes. +Higher values than 6 may give very slightly better PSNR (approximately +0.01 dB more than sc_factor=6), but noticably worse visual quality. +. +.TP .B vb_strategy=<0\-2> (pass one only) strategy to choose between I/\:P/\:B-frames: .PD 0 |