mirror of https://github.com/mpv-player/mpv
man page review page XIV
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@14680 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
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d568eaa271
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@ -3717,9 +3717,9 @@ Crops the given part of the image and discards the rest.
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Useful to remove black bands from widescreen movies.
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.PD 0
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.RSs
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.IPs w,h
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.IPs <w>,<h>
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Cropped width and height, defaults to original width and height.
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.IPs x,y
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.IPs <x>,<y>
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Position of the cropped picture, defaults to center.
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.RE
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.PD 1
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@ -3730,11 +3730,11 @@ Calculates necessary cropping parameters and prints the recommended parameters
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to stdout.
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.PD 0
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.RSs
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.IPs limit
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.IPs <limit>
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Threshold, which can be optionally specified from nothing (0) to
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everything (255) (default: 24).
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.br
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.IPs round
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.IPs <round>
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Value which the width/\:height should be divisible by (default: 16).
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The offset is automatically adjusted to center the video.
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Use 2 to get only even dimensions (needed for 4:2:2 video).
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@ -3748,10 +3748,10 @@ The plugin responds to the input.conf directive 'change_rectangle'
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that takes two parameters.
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.PD 0
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.RSs
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.IPs w,h
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.IPs <w>,<h>
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width and height (default: -1, maximum possible width where boundaries
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are still visible.)
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.IPs x,y
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.IPs <x>,<y>
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top left corner position (default: -1, uppermost leftmost)
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.RE
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.PD 1
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@ -3762,7 +3762,7 @@ Expands (not scales) movie resolution to the given value and places the
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unscaled original at coordinates x, y.
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Can be used for placing subtitles/\:OSD in the resulting black bands.
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.RSs
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.IPs w,h
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.IPs <w>,<h>
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Expanded width,height (default: original width,height).
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Negative values for w and h are treated as offsets to the original size.
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.sp 1
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@ -3773,9 +3773,9 @@ Negative values for w and h are treated as offsets to the original size.
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Adds a 50 pixel border to the bottom of the picture.
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.RE
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.PD 1
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.IPs x,y
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.IPs <x>,<y>
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position of original image on the expanded image (default: center)
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.IPs o
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.IPs <o>
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OSD/\:subtitle rendering
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.RSss
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0: disable (default)
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@ -3934,7 +3934,7 @@ Use together with the scale filter for a real conversion.
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For a list of available formats see format=fmt=help.
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.PD 0
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.RSs
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.IPs fourcc
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.IPs <fourcc>
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format name like rgb15, bgr24, yv12, etc (default: yuy2)
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.RE
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.PD 1
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@ -3950,7 +3950,7 @@ the one you specify.
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For a list of available formats see noformat=fmt=help.
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.PD 0
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.RSs
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.IPs fourcc
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.IPs <fourcc>
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format name like rgb15, bgr24, yv12, etc (default: yv12)
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.RE
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.PD 1
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@ -4032,11 +4032,11 @@ deringing filter
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.IPs tn/tmpnoise[:threshold1[:threshold2[:threshold3]]]
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temporal noise reducer
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.RSss
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threshold1: larger -> stronger filtering
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<threshold1>: larger -> stronger filtering
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.br
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threshold2: larger -> stronger filtering
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<threshold2>: larger -> stronger filtering
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.br
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threshold3: larger -> stronger filtering
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<threshold3>: larger -> stronger filtering
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.REss
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.IPs al/autolevels[:f/fullyrange]
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automatic brightness / contrast correction
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@ -4095,11 +4095,11 @@ on or off automatically depending on available CPU time.
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.B spp[=quality[:qp[:mode]]]
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simple postprocessing filter
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.RSs
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.IPs quality
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.IPs <quality>
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0\-6 (default: 3)
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.IPs qp\ \ \
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.IPs <qp>\
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Force quantization parameter (default: 0, use QP from video).
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.IPs mode\ \ \
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.IPs <mode>
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0: hard thresholding (default)
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.br
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1: soft thresholding (better deringing, but blurrier)
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@ -4109,7 +4109,7 @@ Force quantization parameter (default: 0, use QP from video).
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.B qp=equation
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quantization parameter (QP) change filter
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.RSs
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.IPs equation
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.IPs <equation>
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some equation like "2+2*sin(PI*qp)"
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.RE
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.
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@ -4127,13 +4127,13 @@ You should see a red, green and blue stripe from top to bottom.
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Fast software YV12 to MPEG-1 conversion with libavcodec for use with DVB/\:DXR3.
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Faster and of better quality than \-vf fame.
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.RSs
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.IPs quality
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.IPs <quality>
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.RSss
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1\-31: fixed qscale
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.br
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32\-: fixed bitrate in kBits
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.REss
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.IPs fps\ \
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.IPs <fps>
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force output fps (float value) (default: 0, autodetect based on height)
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.RE
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.
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@ -4147,7 +4147,7 @@ Set up optimal scaling for DVB cards, scaling the x axis in hardware and
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calculating the y axis scaling in software to keep aspect.
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Only useful together with expand and scale.
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.RSs
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.IPs aspect
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.IPs <aspect>
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Control aspect ratio, calculate as DVB_HEIGHT*ASPECTRATIO (default:
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576*4/\:3=768), set it to 576*(16/\:9)=1024 for a 16:9 TV.
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.RE
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@ -4190,11 +4190,11 @@ This filter aims to reduce image noise producing smooth images and making still
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images really still (This should enhance compressibility.).
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.PD 0
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.RSs
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.IPs luma\
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.IPs <luma>
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spatial luma strength (default: 4)
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.IPs chroma
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.IPs <chroma>
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spatial chroma strength (default: 3)
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.IPs time\
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.IPs <time>
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temporal strength (default: 6)
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.RE
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.PD 1
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@ -4224,11 +4224,11 @@ gamma values are 1.0.
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The parameters are given as floating point values.
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.PD 0
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.RSs
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.IPs rg
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.IPs <rg>
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gamma value for the red component
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.IPs gg
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.IPs <gg>
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gamma value for the green component
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.IPs bg
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.IPs <bg>
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gamma value for the blue component
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.REss
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.PD 1
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@ -4334,15 +4334,15 @@ Donald Graft's adaptive kernel deinterlacer.
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Deinterlaces parts of a video if a configurable threshold is exceeded.
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.PD 0
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.RSs
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.IPs "thresh (0 \- 255)"
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.IPs "<thresh> (0 \- 255)"
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Threshold (default 10).
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.IPs "map (0 or 1)"
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.IPs "<map> (0 or 1)"
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Paint pixels which exceed the threshold white (default: 0).
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.IPs "order (0 or 1)"
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.IPs "<order> (0 or 1)"
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Swap fields if 1 (default: 0).
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.IPs "sharp (0 or 1)"
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.IPs "<sharp> (0 or 1)"
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Enable additional sharpening (default: 0).
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.IPs "twoway (0 or 1)"
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.IPs "<twoway> (0 or 1)"
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Enable twoway sharpening (default: 0).
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.RE
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.PD 1
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@ -4434,7 +4434,7 @@ and filmdint are better for most applications.
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The following arguments (see syntax above) may be used to control
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detc's behavior:
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.RSs
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.IPs dr\ \ \
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.IPs <dr>\
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Set the frame dropping mode.
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0 (default) means don't drop frames to maintain fixed output framerate.
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1 means always drop a frame when there have been no drops or telecine
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@ -4443,19 +4443,19 @@ merges in the past 5 frames.
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.br
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.I NOTE:
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Use mode 1 or 2 with MEncoder.
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.IPs am\ \ \
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.IPs <am>\
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Analysis mode.
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Available values are 0 (fixed pattern with initial frame number
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specified by fr=#) and 1 (agressive search for telecine pattern).
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Default is 1.
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.IPs fr\ \ \
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.IPs <fr>\
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Set initial frame number in sequence.
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0\-2 are the three clean progressive frames; 3 and 4 are the two
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interlaced frames.
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The default, -1, means 'not in telecine sequence'.
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The number specified here is the type for the imaginary previous
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frame before the movie starts.
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.IPs "tr0, tr1, tr2, tr3"
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.IPs "<tr0>, <tr1>, <tr2>, <tr3>"
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Threshold values to be used in certain modes.
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.RE
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.
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@ -4533,27 +4533,27 @@ framerate during playback, but it is still generally better than using
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pp=lb or no deinterlacing at all.
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Multiple options can be specified separated by /.
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.RSs
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.IPs crop=w:h:x:y
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.IPs crop=<w>:<h>:<x>:<y>
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Just like the crop filter, but faster, and works on mixed hard and soft
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telecined content as well as when y is not a multiple of 4.
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If x or y would require cropping fractional pixels from the chroma
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planes, the crop area is extended.
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This usually means that x and y must be even.
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.IPs io=ifps:ofps
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.IPs io=<ifps>:<ofps>
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For each ifps input frames the filter will output ofps frames.
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The ratio of ifps/\:ofps should match the \-fps/\-ofps ratio.
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This could be used to filter movies that are broadcast on TV at a frame
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rate different from their original framerate.
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.IPs luma_only=n
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.IPs luma_only=<n>
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If n is nonzero, the chroma plane is copied unchanged.
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This is useful for YV12 sampled TV, which discards one of the chroma
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fields.
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.IPs mmx2=n
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.IPs mmx2=<n>
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On x86, if n=1, use MMX2 optimized functions, if n=2, use 3DNow!
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optimized functions, othewise, use plain C.
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If this option is not specified, MMX2 and 3DNow! are auto-detected, use
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this option to override auto-detection.
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.IPs fast=n
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.IPs fast=<n>
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The larger n will speed up the filter at the expense of accuracy.
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The default value is n=3.
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If n is odd, a frame immediately following a frame marked with the
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@ -4568,22 +4568,22 @@ much accuracy.
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If n=4 or 5, a faster, but much less accurate metric will be used to
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find the frame breaks, which is more likely to misdetect high vertical
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detail as interlaced content.
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.IPs verbose=n
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.IPs verbose=<n>
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If n is nonzero, print the detailed metrics for each frame.
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Useful for debugging.
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.IPs dint_thres=n
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.IPs dint_thres=<n>
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Deinterlace threshold.
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Used during de-interlacing of unmatched frames.
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Larger value means less deinterlacing, use n=256 to completely turn off
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deinterlacing.
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Default is n=8.
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.IPs comb_thres=n
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.IPs comb_thres=<n>
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Threshold for comparing a top and bottom fields.
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Defaults to 128.
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.IPs diff_thres=n
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.IPs diff_thres=<n>
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Threshold to detect temporal change of a field.
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Default is 128.
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.IPs sad_thres=n
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.IPs sad_thres=<n>
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Sum of Absolute Difference threshold, default is 64.
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.RE
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.
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@ -4618,14 +4618,14 @@ correspond to pass one and two of the encoding process.
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In order to use divtc two pass with two pass video encoding, you must perform
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three passes: first divtc pass one and encoder pass one, then divtc pass two
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and encoder pass two, and finally divtc pass two and encoder pass two.
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.IPs file=filename
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.IPs file=<filename>
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Set the two pass log filename (default: "framediff.log").
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.IPs threshold=value
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.IPs threshold=<value>
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Set the minimum strength the telecine pattern must have for the filter to
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believe in it (default: 0.5).
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This is used to avoid recognizing false pattern from the parts of the video
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that are very dark or very still.
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.IPs window=numframes
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.IPs window=<numframes>
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Set the number of past frames to look at when searching for pattern
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(default: 30).
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Longer window improves the reliability of the pattern search, but shorter
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@ -4641,7 +4641,7 @@ It catches the correct phase when it finds it, but this option can be used
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to fix the possible juddering at the beginning.
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The first pass of the two pass mode also uses this, so if you save the output
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from the first pass, you get constant phase result.
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.IPs deghost=value
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.IPs deghost=<value>
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Set the deghosting threshold (0\-255 for one pass mode, -255\-255 for two pass
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mode, default 0).
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If nonzero, deghosting mode is used.
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@ -4802,9 +4802,9 @@ filter all (0), filter flat areas (0\-30) or filter edges (-30\-0)
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Correct the perspective of movies not filmed perpendicular to the screen.
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.PD 0
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.RSs
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.IPs x0,y0,...
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.IPs <x0>,<y0>,...
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coordinates of the top left, top right, bottom left, bottom right corners
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.IPs t\ \ \ \
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.IPs <t>\ \
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linear (0) or cubic resampling (1)
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.RE
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.PD 1
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them to maintain the original movie aspect.
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.PD 0
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.RSs
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.IPs lines
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.IPs <lines>
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number of lines to select from the middle of the image (default: 12)
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.RE
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.PD 1
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@ -4878,11 +4878,11 @@ Arguments are:
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.RE
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.PD 0
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.RSs
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.IPs "width, height"
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.IPs "<width>, <height>"
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image/area size
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.IPs "xpos, ypos"
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.IPs "<xpos>, <ypos>"
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Start blitting at position x/y.
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.IPs alpha
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.IPs <alpha>
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Set alpha difference.
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If you set this to -255 you can then send a sequence of ALPHA-commands to set
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the area to -225, -200, -175 etc for a nice fade-in-effect! ;)
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.br
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-255: Make everything transparent.
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.REss
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.IPs clear
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.IPs <clear>
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Clear the framebuffer before blitting.
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.RSss
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0: The image will just be blitted on top of the old one, so you do not need to
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@ -4966,11 +4966,11 @@ Just set a rectangle covering the logo and watch it disappear (and
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sometimes something even uglier appear \- your mileage may vary).
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.PD 0
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.RSs
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.IPs x,y
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.IPs <x>,<y>
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top left corner of the logo
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.IPs w,h
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.IPs <w>,<h>
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width and height of the cleared rectangle
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.IPs t
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.IPs <t>
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Thickness of the fuzzy edge of the rectangle (added to w and h).
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When set to -1, a green rectangle is drawn on the screen to
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simplify finding the right x,y,w,h parameters.
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Software YV12 to MJPEG encoder for use with the zr2 video
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output device.
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.RSs
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.IPs maxheight=h|maxwidth=w
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.IPs maxheight=<h>|maxwidth=<w>
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These options set the maximum width and height the zr card
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can handle (the MPlayer filter layer currently cannot query those).
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.IPs {dc10+,dc10,buz,lml33}-{PAL|NTSC}
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The first pass may use either constant bitrate or constant quantizer.
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Constant quantizer is often slightly better, but requires that you guess a
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qp_constant that is somewhere near your desired bitrate.
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(It is better to err on the side of lower qp_constant, i.e. higher bitrate.)
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(It is better to err on the side of lower qp_constant, i.e.\& higher bitrate.)
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Subsequent passes are ABR, and must specify bitrate.
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.br
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.I
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