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| author | diego <diego@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2002-08-29 00:47:22 +0000 |
|---|---|---|
| committer | diego <diego@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2002-08-29 00:47:22 +0000 |
| commit | 6117a87ef86c1ae4fe889fd8872d86e6cb48fa76 (patch) | |
| tree | b4c543ae128da16891a53120d6800b4bacd2de4e /DOCS | |
| parent | af4654d926f6bf8c0dccb7e97075bfbc8dee161b (diff) | |
| download | mpv-6117a87ef86c1ae4fe889fd8872d86e6cb48fa76.tar.bz2 mpv-6117a87ef86c1ae4fe889fd8872d86e6cb48fa76.tar.xz | |
Plugin descriptions were moved to the man page.
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@7130 b3059339-0415-0410-9bf9-f77b7e298cf2
Diffstat (limited to 'DOCS')
| -rw-r--r-- | DOCS/documentation.html | 246 |
1 files changed, 1 insertions, 245 deletions
diff --git a/DOCS/documentation.html b/DOCS/documentation.html index 2e93295eec..bb6cf724a1 100644 --- a/DOCS/documentation.html +++ b/DOCS/documentation.html @@ -202,25 +202,6 @@ <LI><A HREF="#tv_examples">2.5.4 Examples</A></LI> </UL> </LI> - <LI><A HREF="#filters">2.6 Video filters</A> - <UL> - <LI><A HREF="#filters_usage">2.6.1 Usage</A></LI> - <LI><A HREF="#filters_crop">2.6.2 Crop</A></LI> - <LI><A HREF="#filters_expand">2.6.3 Expand</A></LI> - <LI><A HREF="#filters_fame">2.6.4 Fame/Lavc</A></LI> - <LI><A HREF="#filters_flip">2.6.5 Flip</A></LI> - <LI><A HREF="#filters_format">2.6.6 Format</A></LI> - <LI><A HREF="#filters_postprocess">2.6.7 Postprocess</A></LI> - <LI><A HREF="#filters_rgb2bgr">2.6.8 RGB2BGR</A></LI> - <LI><A HREF="#filters_rotate">2.6.9 Rotate</A></LI> - <LI><A HREF="#filters_scale">2.6.10 Scale</A></LI> - <LI><A HREF="#filters_yuy2">2.6.11 YUY2</A></LI> - <LI><A HREF="#filters_mirror">2.6.12 Mirror</A></LI> - <LI><A HREF="#filters_dvbscale">2.6.13 DVBscale</A></LI> - <LI><A HREF="#filters_cropdetect">2.6.14 Cropdetect</A></LI> - <LI><A HREF="#filters_rectangle">2.6.15 Rectangle</A></LI> - </UL> - </LI> </UL> </LI> <LI><A HREF="#usage">3. Usage</A> @@ -602,7 +583,7 @@ <H4>Non-YUV cards</H4> <P>Fullscreen playing can be achieved by either enabling <B>software scaling</B> - (use the <CODE>-zoom</CODE> or <A HREF="#filters_scale"><CODE>-vop scale</CODE></A> + (use the <CODE>-zoom</CODE> or <CODE>-vop scale</CODE> option, but I warn you: this is slow), or switching to a small resolution video mode, for example 352x288. If you don't have YUV acceleration, the latter method is recommended. Video mode switching can be enabled by @@ -1061,231 +1042,6 @@ TV tuner</B>.</P> <CODE> mplayer -tv on:noaudio:driver=v4l:width=640:height=480:outfmt=i420 -vc rawi420 -vo xv</CODE></P> -<H2><A NAME="filters">2.6 Video filters</A></H2> - -<P>Both <B>MPlayer</B> and <B>MEncoder</B> support using a universal - video filter layer, which comprises numerous plugins that are listed and - explained below. These plugins can perform various actions on the image, - such as rescaling, cropping black borders (useful not only for encoding but - for playback, too, since black borders increase bus usage and cropping these - can boost playback speed on slow boards) and expanding the image (for SVCDs).</P> - -<P>With this filter layer it's possible to perform fast image format conversion - between the various RGB and YUV formats when necessary. This enables for - example playing RGB data on <CODE>xv</CODE> and <CODE>xmga</CODE> video output - drivers among other things (see the <A HREF="#filters_scale">Scale</A> filter).</P> - -<P>The filter layer also does <B>Direct Rendering</B> between the plugins, to - maximize the speed. - -<P>Note that the postprocessing code is now also a part of the layer. It - will be explained below.</P> - - -<H3><A NAME="filters_usage">2.6.1 Usage</A></H3> - -<P><CODE> mplayer/mencoder -vop filter1,filter2,filter3,...</CODE> - </P> - -<P>This sets up a filter pipeline (you can use any number of filters). Their - parameters are optional and if omitted, some of them are set to default - values, e.g. <CODE>x</CODE> and <CODE>y</CODE> are both set to the center of - the screen and <CODE>width</CODE> and <CODE>height</CODE> will be set to - the width and height of the movie.</P> - -<P>Filters are queued starting from libvo, so <CODE>filter1</CODE> will be the - last filter called (after that comes libvo, or when using <B>MEncoder</B>, - encoding).</P> - -<P>You can get the list of available video filters with the command</P> - -<P> <CODE>mplayer -vop help</CODE></P> - - -<H3><A NAME="filters_crop">2.6.2 Crop</A></H3> - -<P><B><U>Description</U></B>:</P> - -<P>Crops the given part of the image and discards the rest. Useful for removing - black bands from widescreen movies.</P> - -<P><B><U>Usage</U></B>:</P> - -<P><CODE> -vop crop[=width:height:x:y]</CODE></P> - - -<H3><A NAME="filters_expand">2.6.3 Expand</A></H3> - -<P><B><U>Description</U></B>:</P> - -<P>Expands (<B>not</B> scales) movie resolution to the given value and places - the unscaled original at coordinates <CODE>x</CODE> <CODE>y</CODE>. For movies - not containing black bands, this can be used to add them. This is good when - creating SVCDs or for placing subtitles or the OSD in these bands.</P> - -<P><B><U>Usage</U></B>:</P> - -<P><CODE> -vop expand[=width:height:x:y]</CODE></P> - - -<H3><A NAME="filters_fame">2.6.4 Fame/Lavc</A></H3> - -<P><B><U>Description</U></B>:</P> - -<P>Realtime MPEG1 encoder (using libfame or libavcodec) (for use with - DVB/DXR3).</P> - -<P><B><U>Usage</U></B>:</P> - -<P><CODE> -vop fame</CODE></P> - -<P><CODE> -vop lavc</CODE></P> - - -<H3><A NAME="filters_flip">2.6.5 Flip</A></H3> - -<P><B><U>Description</U></B>:</P> - -<P>Simply flips the image upside down. Useful for some old codecs which can only - output a flipped image (these are autodetected).</P> - -<P><B><U>Usage</U></B>:</P> - -<P><CODE> -vop flip</CODE></P> - - -<H3><A NAME="filters_format">2.6.6 Format</A></H3> - -<P><B><U>Description</U></B>:</P> - -<P>This filter is <B>not</B> an image format converter. It just forces the next - filter (or libvo) to use the given format. Useful for cards with slow YV12, - like tdfx and Savage4. For real conversion, use the scale filter.</P> - -<P><B><U>Usage</U></B>:</P> - -<P><CODE> -vop format[=format]</CODE> (where - <CODE>format</CODE> can be for example: rgb32, yuy2, etc...)</P> - - -<H3><A NAME="filters_postprocess">2.6.7 Postprocess</A></H3> - -<P><B><U>Description</U></B>:</P> - -<P>This is our good old postprocess, just converted to the filter layer. - Performs image quality enhancement, deinterlacing, etc, see - <CODE>-npp help</CODE> for available options.</P> - -<P><B><U>Usage</U></B>:</P> - -<P><CODE> -vop pp[=postprocess options/keywords]</CODE></P> - - -<H3><A NAME="filters_rgb2bgr">2.6.8 RGB2BGR</A></H3> - -<P><B><U>Description</U></B>:</P> - -<P>Performs RGB 24/32 <-> BGR 24/32 colorspace conversion (default behavior) - or RGB 24/32 <-> RGB 24/32 conversion with R <-> B swapping (with the 'swap' - option).</P> - -<P><B><U>Usage</U></B>:</P> - -<P><CODE> -vop rgb2bgr[=swap]</CODE></P> - - -<H3><A NAME="filters_rotate">2.6.9 Rotate</A></H3> - -<P><B><U>Description</U></B>:</P> - -<P>Rotates (flips) the image. The parameter <CODE>x</CODE> (values: 0-3) - controls horizontal and vertical mirroring.</P> - -<P><B><U>Usage</U></B>:</P> - -<P><CODE> -vop rotate[=x]</CODE></P> - - -<H3><A NAME="filters_scale">2.6.10 Scale</A></H3> - -<P><B><U>Description</U></B>:</P> - -<P>Scales the image with the software scaler (slow). You can adjust the - quality of the scaler with the <CODE>-sws</CODE> option, see the man page. - Nice quality implies speed loss.</P> - -<P><B>Note:</B> Calling this filter with no options means <B>colorspace - conversion</B>! This is useful for codecs which can't output in the needed - format for the specified video output device. These are hopefully - autodetected and scale filter is called to convert. In other cases, you - can use it manually.</P> - -<P><B><U>Usage</U></B>:</P> - -<P><CODE> -vop scale[=width:height]</CODE></P> - - -<H3><A NAME="filters_yuy2">2.6.11 YUY2</A></H3> - -<P><B><U>Description</U></B>:</P> - -<P>Forced software YV12/I420 to YUY2 conversion.</P> - -<P><B><U>Usage</U></B>:</P> - -<P><CODE> -vop yuy2</CODE></P> - - -<H3><A NAME="filters_mirror">2.6.12 Mirror</A></H3> - -<P><B><U>Description</U></B>:</P> - -<P>Flips the image on Y axis.</P> - -<P><B><U>Usage</U></B>:</P> - -<P><CODE> -vop mirror</CODE></P> - - -<H3><A NAME="filters_dvbscale">2.6.13 DVBscale</A></H3> - -<P><B><U>Description</U></B>:</P> - -<P>Calculates Y scaling for DVB card.</P> - -<P><B><U>Usage</U></B>:</P> - -<P><CODE> -vop dvbscale</CODE></P> - - -<H3><A NAME="filters_cropdetect">2.6.14 Cropdetect</A></H3> - -<P><B><U>Description</U></B>:</P> - -<P>Calculates necessary cropping parameters. It will print the recommended - <CODE>-vop crop</CODE> parameters to stdout. You can adjust the threshold of - what is detected as border and what as picture with the <CODE>limit</CODE> - parameter. <CODE>limit</CODE> is a number from 0 to 255 that defaults to 24. - At 0 it detects everything as picture, at 255 everything as border.</P> - -<P><B><U>Usage</U></B>:</P> - -<P><CODE> -vop cropdetect[=limit]</CODE></P> - - -<H3><A NAME="filters_rectangle">2.6.15 Rectangle</A></H3> - -<P><B><U>Description</U></B>:</P> - -<P>Draws a rectangle of the requested width and height at the designated - coordinates over the image. Useful to get visual feedback for the parameters - of <CODE>-vop crop</CODE> before applying them.</P> - -<P><B><U>Usage</U></B>:</P> - -<P><CODE> -vop rectangle[=width:height:x:y]</CODE></P> - - <H1><A NAME="usage">3. Usage</A></H1> |