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Scale filter reworded, presize option documented, lowpassfreq and

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highpassfreq lame options documented.


git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@11881 b3059339-0415-0410-9bf9-f77b7e298cf2
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diego 2004-01-29 18:45:20 +00:00
parent de01bf2c3a
commit 8d13bd1801
1 changed files with 36 additions and 8 deletions
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DOCS/man/en/mplayer.1
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@ -2536,15 +2536,16 @@ Rotates and flips (optional) the image +/\:- 90 degrees.
For parameters between 4\-7 rotation is only done if the movie's geometry is
portrait and not landscape.
.TP
.B scale[=w:h[:i[:c[:p]]]]
.B scale[=w:h[:interlaced[:chr_drop[:param[:presize]]]]]
Scales the image with the software scaler (slow) and performs a YUV<\->RGB
colorspace conversion (also see \-sws option).
.RSs
.IPs w,h
new width/height after scaling (default: original width,height)
.IPs w,h\ \
scaled width/height (default: original width/height)
.br
.I NOTE:
If \-zoom is used, and underlying filters (including libvo) are
incapable of scaling, then it defaults to d_width/\:d_height!
incapable of scaling, it defaults to d_width/\:d_height!
.RSss
0: scaled d_width/\:d_height
.br
@ -2554,9 +2555,9 @@ incapable of scaling, then it defaults to d_width/\:d_height!
.br
-3: Calculate w/\:h using the other dimension and the original aspect ratio.
.REss
.IPs i
interlaced flag
.IPs c
.IPs interlaced
Toggle interlaced scaling.
.IPs chr_drop
chroma skipping
.RSss
0: use all available input lines for chroma
@ -2567,7 +2568,7 @@ chroma skipping
.br
3: use only every 8. input line for chroma
.REss
.IPs p
.IPs param
scaling parameter (depends upon the scaling method used)
.RSss
\-sws 2 (bicubic): sharpness (0 (soft) \- 100 (sharp))
@ -2576,6 +2577,21 @@ scaling parameter (depends upon the scaling method used)
.br
\-sws 9 (lanczos): filter length (1\-10)
.REss
.IPs presize
Scale to preset sizes.
.RSss
qntsc: 352x240 (NTSC quarter screen)
.br
qpal: 352x288 (PAL quarter screen)
.br
ntsc: 720x480 (standard NTSC)
.br
pal: 720x576 (standard PAL)
.br
sntsc: 640x480 (square pixel NTSC)
.br
spal: 768x576 (square pixel PAL)
.REss
.RE
.TP
.B dsize={aspect|w:h}
@ -3926,6 +3942,18 @@ adjust
switch on faster encoding on subsequent VBR presets modes, slightly lower
quality and higher bitrates.
.TP
.B highpassfreq=<freq>
Set a highpass filtering frequency in Hz.
Frequencies below the specified one will be cut off.
A value of -1 will disable filtering, a value of 'auto'
will let lame choose values automatically.
.TP
.B lowpassfreq=<freq>
Set a lowpass filtering frequency in Hz.
Frequencies above the specified one will be cut off.
A value of -1 will disable filtering, a value of 'auto'
will let lame choose values automatically.
.TP
.B preset=<value>
preset values
.RSs