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document new halfpack option

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git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@8876 b3059339-0415-0410-9bf9-f77b7e298cf2
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rfelker 2003-01-10 19:38:09 +00:00
parent c7c41db7ca
commit 3e4bd26969
1 changed files with 7 additions and 2 deletions
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@ -1954,11 +1954,16 @@ p: mix random noise with a (semi)regular pattern
Activates the software equalizer with interactive controls like the hardware
eq controls.
The values can be from -100 to 100.
.IPs halfpack
.IPs halfpack[=f]
Convert planar YUV 4:2:0 to half-height packed 4:2:2, downsampling luma but
keeping all chroma samples.
Useful for output to low-resolution display devices when hardware downscaling
is poor quality or is not available.
is poor quality or is not available. Can also be used as a primitive
luma-only deinterlacer with very low cpu usage.
By default, halfpack averages pairs of lines when downsampling. The
optional parameter f can be 0 to only use even lines, or 1 to only use
odd lines. Any other value for f gives the default (averaging)
behavior.
.IPs dint[=sense:level]
Detects and drops first of interlaced frames in video stream.
Values can be from 0.0 to 1.0 - first (default 0.1) is relative difference