From 3f8d1fd587d7e0a06e14712a00180a97c4fb9a9d Mon Sep 17 00:00:00 2001 From: gpoirier Date: Wed, 22 Sep 2004 15:03:13 +0000 Subject: Better lumi/dark_masking descriptions, tips for 4mv and autoaspect and 10l fix git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@13437 b3059339-0415-0410-9bf9-f77b7e298cf2 --- DOCS/man/en/mplayer.1 | 22 ++++++++++++++++------ 1 file changed, 16 insertions(+), 6 deletions(-) (limited to 'DOCS') diff --git a/DOCS/man/en/mplayer.1 b/DOCS/man/en/mplayer.1 index 7404a26c31..035fd7fed2 100644 --- a/DOCS/man/en/mplayer.1 +++ b/DOCS/man/en/mplayer.1 @@ -5301,7 +5301,7 @@ log (low quality) .IPs 3 phods (low quality) .IPs 4 -EPZS (default) +EPZS: size=1 diamond (default) .IPs 5 X1 (experimental) .RE @@ -5334,6 +5334,7 @@ Same as mbd=1, kept for compatibility reasons. .TP .B v4mv\ \ \ Allow 4 motion vectors per macroblock (slightly better quality). +Works better if used with mbd>0. . .TP .B obmc\ \ \ @@ -5454,6 +5455,8 @@ The aspect parameter can be given as a ratio or a floating point number. Same as the aspect option, but automatically computes aspect, taking into account all the adjustments (crop/\:expand/\:scale/\:etc.) made in the filter chain. +Does not incur a performance penalty, so you can safely leave it +always on. . .TP .B vbitrate= @@ -5793,7 +5796,12 @@ sh4 . .TP .B lumi_mask=<0.0\-1.0> -luminance masking +Luminance masking is a 'psychosensory' setting that is supposed to +make use of the fact that the human eye tends to notice less details +in very bright parts of the picture. +Luminance masking compresses bright areas stronger than medium ones, +so it will save bits that can be spent again on other frames, raising +overall subjective quality, while possibly reducing PSNR. .br .I WARNING: Be careful, overly large values can cause disastrous things. @@ -5810,7 +5818,12 @@ sane range . .TP .B dark_mask=<0.0\-1.0> -darkness masking +Darkness masking is a 'psychosensory' setting that is supposed to +make use of the fact that the human eye tends to notice less details +in very drak parts of the picture. +Darkness masking compresses dark areas stronger than medium ones, +so it will save bits that can be spent again on other frames, raising +overall subjective quality, while possibly reducing PSNR. .br .I WARNING: Be careful, overly large values can cause disastrous things. @@ -6010,9 +6023,6 @@ If you prefer to keep some noise in your encoded video rather than filtering it away before encoding, this setting controls NSSE weight, where larger weights will result in more noise. 0 NSSE is identical to SSE. - -NSSE weight, larger weights will result in more noise, -with 0 NSSE is identical to SSE. . .TP .B predia=<-99\-6> -- cgit v1.2.3