diff options
author | gpoirier <gpoirier@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2004-09-20 20:55:28 +0000 |
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committer | gpoirier <gpoirier@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2004-09-20 20:55:28 +0000 |
commit | 375dee2263c93c5713f3fc74ab942900a7a1b13b (patch) | |
tree | da4baddc12ba0dd29fb9a5269bbd428a6fc3eda5 /DOCS | |
parent | 16fba15308dd1c619bf5865433346bf5cde4b925 (diff) |
Reworked description of lavc's 3-pass encoding; patch by its creator
Loren Merritt < lorenm AT NOSPAM u DOT washington DOT edu >
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@13408 b3059339-0415-0410-9bf9-f77b7e298cf2
Diffstat (limited to 'DOCS')
-rw-r--r-- | DOCS/man/en/mplayer.1 | 24 |
1 files changed, 15 insertions, 9 deletions
diff --git a/DOCS/man/en/mplayer.1 b/DOCS/man/en/mplayer.1 index d2fb4fe17d..be51794860 100644 --- a/DOCS/man/en/mplayer.1 +++ b/DOCS/man/en/mplayer.1 @@ -5358,25 +5358,31 @@ use two (or three) pass encoding. .PD 0 .RSs .IPs 1 -first pass +first pass (also see turbo) .IPs 2 second pass -.IPs 3 (also see turbo) -Second and third pass of three pass encoding. +.IPs 3 +Nth pass (second and third passes of three pass encoding) +.RE +.RS Here is how it works, and how to use it: .br The first pass (vpass=1) writes the stats file. You might want to deactivate some CPU-hungry options, like "turbo" mode does. .br -The second pass (vpass=3, that is not a typo ;-) ) reads the stats file and +In two pass mode, the second pass (vpass=2) reads the stats file and bases ratecontrol decisions on it. -You can use all encoding options, except very CPU-hungry options like "qns", .br -The third pass (vpass=3) does both. -It first read the stats then overwrite them (You might want to backup -divx2pass.log before doing this if there's any possibility that you'll -have to cancel MEncoder). +In three pass mode, the second pass (vpass=3, that is not a typo ;-) ) +does both: It first reads the stats, then overwrites them. +(You might want to backup divx2pass.log before doing this if there is +any possibility that you'll have to cancel MEncoder). +You can use all encoding options, except very CPU-hungry options like "qns". +.br +The third pass (vpass=3) is the same as the second pass, except that it has +the second pass's stats to work from. +You can use all encoding options, including CPU-hungy ones. .RE .PD 1 .sp 1 |