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| author | diego <diego@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2003-02-10 00:00:00 +0000 |
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| committer | diego <diego@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2003-02-10 00:00:00 +0000 |
| commit | 41198d0c024dc57d005f839ddcde2e323b278b29 (patch) | |
| tree | c2f5ab2ace2fce23bcc095330ac8c16d929677de /DOCS/codecs.html | |
| parent | 3e718780f2dd3375f272c6e28becedd5f792f192 (diff) | |
| download | mpv-41198d0c024dc57d005f839ddcde2e323b278b29.tar.bz2 mpv-41198d0c024dc57d005f839ddcde2e323b278b29.tar.xz | |
Move English files to en/ subdirectory.
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diff --git a/DOCS/codecs.html b/DOCS/codecs.html deleted file mode 100644 index a163bfa651..0000000000 --- a/DOCS/codecs.html +++ /dev/null @@ -1,539 +0,0 @@ -<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> -<HTML> - -<HEAD> - <TITLE>Codecs - MPlayer - The Movie Player for Linux</TITLE> - <LINK REL="stylesheet" TYPE="text/css" HREF="default.css"> - <META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=iso-8859-1"> -</HEAD> - -<BODY> - - -<H2><A NAME="codecs">2.2 Supported codecs</A></H2> - - -<H3><A NAME="video_codecs">2.2.1 Video codecs</A></H3> - -<P>See the - <A HREF="http://www.mplayerhq.hu/DOCS/codecs-status.html">codec status table</A> - for the complete, daily generated list. Quite a few codecs are available for - download from our homepage. Grab them from our - <A HREF="http://www.mplayerhq.hu/MPlayer/releases/codecs/">codecs page</A>.</P> - -<P>The most important ones above all:</P> -<UL> - <LI><B>MPEG1</B> (<B>VCD</B>) and <B>MPEG2</B> (<B>DVD</B>) video</LI> - <LI>native decoders for <B>DivX ;-)</B>, <B>OpenDivX</B>, <B>DivX4</B>, <B> - DivX5</B>, <B>M$ MPEG4</B> v1, v2 and other MPEG4 variants</LI> - <LI>native decoder for <B>Windows Media Video 7/8</B> (<B>WMV1/WMV2</B>), and - Win32 DLL decoder for <B>Windows Media Video 9</B> (<B>WMV3</B>), both - used in .wmv files</LI> - <LI>native <B>Sorenson 1 (SVQ1)</B> decoder</LI> - <LI>Win32/QT <B>Sorenson 3 (SVQ3)</B> decoder</LI> - <LI><B>3ivx</B> v1, v2 decoder</LI> - <LI>Cinepak and <B>Intel Indeo</B> codecs (3.1, 3.2, 4.1, 5.0)</LI> - <LI><B>MJPEG</B>, AVID, VCR2, ASV2 and other hardware formats</LI> - <LI>VIVO 1.0, 2.0, I263 and other <B>h263</B>(+) variants</LI> - <LI>FLI/FLC</LI> - <LI><B>RealVideo 1.0</B> codec from libavcodec, and <B>RealVideo 2.0</B>, - <B>3.0</B> and <B>4.0</B> codecs using RealPlayer libraries</LI> - <LI>native decoder for HuffYUV</LI> - <LI>various old simple RLE-like formats</LI> -</UL> - -<P>If you have a Win32 codec not listed here which is not supported yet, please - read the <A HREF="#importing">codec importing HOWTO</A> and help us add support - for it.</P> - - -<H4><A NAME="divx">2.2.1.1 DivX4/DivX5</A></H4> - -<P>This section contains information about the DivX4 and DivX5 codecs of - <A HREF="http://www.projectmayo.com">Project Mayo</A>. Their first available - alpha version was OpenDivX 4.0 alpha 47 and 48. Support for this was included - in MPlayer in the past, and built by default. We also used its - postprocessing code to optionally enhance visual quality of MPEG1/2 movies. - Now we use our own, for all file types.</P> - -<P>The new generation of this codec is called DivX4 and can even decode - movies made with the infamous DivX codec! In addition it is much faster than - the native Win32 DivX DLLs but slower than libavcodec. Hence its usage as a - decoder is <B>DISCOURAGED</B>. However, it is useful for encoding. One - disadvantage of this codec is that it is not available under an Open Source - license.</P> - -<P>DivX4Linux works in two modes:</P> - -<DL> - <DT><CODE>-vc odivx</CODE></DT> - <DD>Uses the codec in OpenDivX fashion. In this case it - produces YV12 images in its own buffer, and MPlayer does colorspace - conversion via libvo. (<B>Fast, recommended!</B>)</DD> - - <DT><CODE>-vc divx4</CODE></DT> - <DD>Uses the colorspace conversion of the codec. - In this mode you can use YUY2/UYVY, too. (<B>SLOW</B>)</DD> -</DL> - -<P>The <CODE>-vc odivx</CODE> method is usually faster, due to the fact that it - transfers image data in YV12 (planar YUV 4:2:0) format, thus requiring much - less bandwidth on the bus. For packed YUV modes (YUY2, UYVY) use the - <CODE>-vc divx4</CODE> method. For RGB modes the speed is the same, differing - at best according to your current color depth.</P> - -<P><B>Note:</B> If your <CODE>-vo</CODE> driver supports direct rendering, then - <CODE>-vc divx4</CODE> may be faster or even the fastest solution.</P> - -<P>The Divx4/5 binary codec library can be downloaded from - <A HREF="http://avifile.sourceforge.net">avifile</A> or - <A HREF="http://www.divx.com">divx.com</A>. - Unpack it, run <CODE>./install.sh</CODE> as root and do not forget adding - <CODE>/usr/local/lib</CODE> to your <CODE>/etc/ld.so.conf</CODE> and running - <CODE>ldconfig</CODE>.</P> - -<P>Get the CVS version of the OLD OpenDivx core library like this:</P> - -<OL> - <LI><CODE>cvs -d:pserver:anonymous@cvs.projectmayo.com:/cvsroot login</CODE></LI> - <LI><CODE>cvs -d:pserver:anonymous@cvs.projectmayo.com:/cvsroot co divxcore</CODE></LI> - <LI>This core library is split into a decore and encore library that have to - be compiled separately. For the decore Library, simply type - <PRE> - cd divxcore/decore/build/linux - make - cp libdivxdecore.so /usr/local/lib - ln -s /usr/local/lib/libdivxdecore.so /usr/local/lib/libdivxdecore.so.0 - cp ../../src/decore.h /usr/local/include - </PRE> - </LI> - <LI>Alas, for the encore library there is no Linux Makefile available, and the - MMX optimized code only works on Windows. You can still compile it, though, - by using this - <A HREF="ftp://ftp.mplayerhq.hu/MPlayer/contrib/divx-mf/Makefile">Makefile</A>. - <PRE> - cd ../../../encore/build - mkdir linux - cd linux - cp path/Makefile . - make - cp libdivxencore.so /usr/local/lib - ln -s /usr/local/lib/libdivxdecore.so /usr/local/lib/libdivxdecore.so.0 - cp ../../src/encore.h /usr/local/include - </PRE> - </LI> -</OL> - -<P>MPlayer autodetects DivX4/DivX5 if it is properly installed, just - compile as usual. If it does not detect it, you did not install or configure - it correctly.</P> - - -<H4><A NAME="libavcodec">2.2.1.2 FFmpeg DivX/libavcodec</A></H4> - -<P><A HREF="http://ffmpeg.sourceforge.net">FFmpeg</A> contains an - <B>open source</B> codec package, which is capable of decoding streams - encoded with - H263/MJPEG/RV10/DivX3/DivX4/DivX5/MP41/MP42/WMV1/WMV2/HuffYUV - video, or WMA (Windows Media Audio) audio codecs. Not only some of - them can be encoded with, but it also offers higher speed than the Win32 - codecs or the DivX.com DivX4/5 library!</P> - -<P>It contains a lot of nice codecs, especially important are the MPEG4 - variants: - DivX3, DivX4, DivX5, Windows Media Video 7 (WMV1). Also a very - interesting one is the WMA decoder.</P> - -<P>If you use an MPlayer release you have libavcodec right in the - package, just build as usual. If you use MPlayer from CVS you have to - extract libavcodec from the FFmpeg CVS tree as FFmpeg releases <B>don't</B> - work with MPlayer. In order to achieve this do:</P> - -<OL> - <LI><CODE>cvs -d:pserver:anonymous@cvs.ffmpeg.sourceforge.net:/cvsroot/ffmpeg login</CODE></LI> - <LI><CODE>cvs -d:pserver:anonymous@cvs.ffmpeg.sourceforge.net:/cvsroot/ffmpeg co ffmpeg</CODE></LI> - <LI>Move the <CODE>libavcodec</CODE> directory from the FFmpeg sources to the - root of the MPlayer CVS tree. It should look like this: - <P> <CODE>main/libavcodec</CODE></P> - Symlinking is <B>not</B> enough, you have to copy or move it!</LI> - <LI>Compile. Configure should detect problems before compilation.</LI> -</OL> - -<P><B>Note:</B> MPlayer from CVS does contain a libavcodec - subdirectory, but it does <B>not</B> contain the source for libavcodec! - You must follow the steps above to obtain the source for this library.</P> - -<P>With FFmpeg and my Matrox G400, I can view even the highest resolution DivX - movies without dropped frames on my K6/2 500.</P> - - -<H4><A NAME="xanim">2.2.1.3 XAnim codecs</A></H4> - -<H4>FOREWORD</H4> -<P> - Be advised that the XAnim binary codecs are packaged with a piece of text - claiming to be a legally binding software license which, besides other - restrictions, forbids the user to use the codecs in conjunction with any - program other than XAnim. However, the XAnim author has yet to bring legal - action against anyone for codec-related issues. -</P> - -<H4>INSTALLATION AND USAGE</H4> -<P>MPlayer is capable of employing the XAnim codecs for decoding. Follow - the instructions to enable them:</P> - -<OL> - <LI>Download the codecs you wish to use from the - <A HREF="http://xanim.va.pubnix.com">XAnim site</A>. The <B>3ivx</B> codec - is not there, but at the <A HREF="http://www.3ivx.com">3ivx site</A>.</LI> - <LI><B>OR</B> download the codecs pack from our - <A HREF="http://www.mplayerhq.hu/MPlayer/releases/codecs/">codecs page</A>. - </LI> - <LI>Use the <CODE>--with-xanimlibdir</CODE> option to tell configure where - to find the XAnim codecs. By default, it looks for them at - <CODE>/usr/local/lib/xanim/mods, /usr/lib/xanim/mods and /usr/lib/xanim</CODE>. - Alternatively you can set the environment variable <I>XANIM_MOD_DIR</I> to - the directory of the XAnim codecs.</LI> - <LI>Rename/symlink the files, cutting out the architecture stuff, so they will - have filenames like these: <CODE>vid_cvid.xa, vid_h263.xa, vid_iv50.xa</CODE>.</LI> -</OL> - -<P>XAnim is video codec family <CODE>xanim</CODE>, so you may want to use the <CODE>-vfm xanim</CODE> - option to tell MPlayer to use them if possible.</P> - -<P>Tested codecs include: <B>Indeo 3.2</B>, <B>4.1</B>, <B>5.0</B>, <B>CVID</B>, - <B>3ivX</B>, <B>h263</B>.</P> - - -<H4><A NAME="vivo_video">2.2.1.4 VIVO video</A></H4> - -<P>MPlayer can play Vivo (1.0 and 2.0) videos. The most suitable codec - for 1.0 files is FFmpeg's H263 decoder, you can use it with the <CODE>-vc - ffh263</CODE> option. For 2.0 files, use the Win32 DLL through the - <CODE>-vc vivo</CODE> option. If you do not supply command line options - MPlayer selects the best codec automatically.</P> - - -<H4><A NAME="mpeg">2.2.1.5 MPEG 1/2 video</A></H4> - -<P>MPEG1 and MPEG2 are decoded by the multiplatform native <B>libmpeg2</B> - library, whose source code is included in MPlayer. We handle buggy - MPEG 1/2 video files by catching <CODE>Signal 11 (Segmentation fault)</CODE>, - and quickly reinitializing the codec, continuing exactly from where the - failure occurred. This recovery technique has no measurable speed penalty.</P> - - -<H4><A NAME="ms_video1">2.2.1.6 MS Video1</A></H4> - -<P>This is a very old and very bad codec from Microsoft. In the past it was - decoded with the <CODE>msvidc32.dll</CODE> Win32 codec, now we have our own - open source implementation (by <A HREF="mailto:melanson@pcisys.net">Mike - Melanson</A>).</P> - - -<H4><A NAME="cinepak">2.2.1.7 Cinepak CVID</A></H4> - -<P>MPlayer uses its own open source, multiplatform Cinepak decoder (by - <A HREF="mailto:timf@csse.monash.edu.au">Dr. Tim Ferguson</A>), by default. - It supports YUV outputs, so that hardware scaling is possible if the video - output driver permits it.</P> - - -<H4><A NAME="realvideo">2.2.1.8 RealVideo</A></H4> - -MPlayer supports decoding all versions of RealVideo: - -<UL> - <LI>RealVideo 1.0 (fourcc RV10) - en/decoding supported by <B>libavcodec</B></LI> - <LI>RealVideo 2.0, 3.0, 4.0 (fourcc RV20, RV30, RV40) - decoding supported by <B>RealPlayer libraries</B></LI> -</UL> - -<P>It is recommended to download and install RealPlayer8 or RealONE, because - MPlayer can use their libraries to decode files with RealVideo 2.0 - - 4.0 video. The MPlayer configure script should detect the - RealPlayer libraries in the standard locations of a full installation. If it - does not, tell configure where to look with the - <CODE>--with-reallibdir</CODE> option.</P> - -<P><B>Note:</B> RealPlayer libraries currently <B>only work with Linux, FreeBSD, - NetBSD and Cygwin on the x86 and Alpha platforms.</B></P> - - -<H4><A NAME="xvid">2.2.1.9 XViD</A></H4> - -<P><A HREF="http://www.xvid.org/"><B>XViD</B></A> is a forked development of - the OpenDivX codec. It happened when ProjectMayo changed OpenDivX to closed - source DivX4 (now DivX5), and the non-ProjectMayo people working on OpenDivX - got angry, then started XViD. So both projects have the same origin.</P> - -<H4>ADVANTAGES</H4> - -<UL> - <LI>open source</LI> - <LI>its API is compatible with DivX4 so adding support for it is easy</LI> - <LI>2-pass encoding support</LI> - <LI>nice encoding quality, higher speed than DivX4 (you can optimize it for - your box while compiling)</LI> -</UL> - -<H4>DISADVANTAGES</H4> - -<UL> - <LI>currently it does not properly <B>decode</B> all DivX/DivX4 files (no - problem as <A HREF="#libavcodec">libavcodec</A> can play them)</LI> - <LI>you have to choose between DivX4 <B>or</B> XViD support at compiletime</LI> - <LI>under development</LI> -</UL> - -<H4>INSTALLING XVID CVS</H4> - -<P>XViD is currently available only from CVS. Here are the - download and installation instructions:</P> - -<OL> - <LI><CODE>cvs -z3 -d:pserver:anonymous@cvs.xvid.org:/xvid login</CODE></LI> - <LI><CODE>cvs -z3 -d:pserver:anonymous@cvs.xvid.org:/xvid co xvidcore</CODE></LI> - <LI><CODE>cd xvidcore/build/generic</CODE></LI> - <LI>Edit the Makefile for your architecture (probably - <CODE>Makefile.linuxx86</CODE>) to fit your needs.</LI> - <LI><CODE>make -f Makefile.linuxx86</CODE></LI> - <LI>Copy the <CODE>divx4.h</CODE> and <CODE>xvid.h</CODE> header files from - <CODE>xvidcore/src/</CODE> to <CODE>/usr/local/include/</CODE>.</LI> - <LI>Get <CODE>encore2.h</CODE> and <CODE>decore.h</CODE> from the DivX4Linux - package, and copy them to <CODE>/usr/local/include/</CODE>.</LI> - <LI>Recompile MPlayer with <CODE>--with-xvidcore=/path/to/libxvidcore.a</CODE>.</LI> -</OL> - - -<H4><A NAME="sorenson">2.2.1.10 Sorenson</A></H4> - -<P><B>Sorenson</B> is a video codec family developed by Sorenson Media and - licensed to Apple who distribute it with their QuickTime Player. We are - currently able to decode all versions of Sorenson video files with the - following decoders:</P> - -<UL> - <LI>Sorenson 1 (fourcc <I>SVQ1</I>) - decoding supported by <B>native - codecs</B><BR> - Actually there are two (nearly equal) decoders for SVQ1: one is built in - MPlayer, the other is in libavcodec. You can invoke each of them with the - <CODE>-vc svq1</CODE> and <CODE>-vc ffsvq1</CODE> options respectively. - Some files may work with one of them, and not with the other, so test - both decoders. The decoder was written (reverse engineered) by the - <A HREF="http://www.xinehq.de">xine</A> authors.</LI> - <LI>Sorenson 3 (fourcc <I>SVQ3</I>) - decoding supported by <B>Win32 - QuickTime libraries</B></LI> -</UL> - -<H4>COMPILING MPLAYER WITH QUICKTIME LIBRARIES SUPPORT</H4> - -<P><B>NOTE:</B> currently only 32bit Intel platforms are supported.</P> - -<OL> - <LI>download MPlayer CVS</LI> - <LI>compile MPlayer with:<BR> - <CODE>$ ./configure --enable-qtx-codecs</CODE></LI> - <LI>download QuickTime DLL pack from - <A HREF="http://www.mplayerhq.hu/MPlayer/releases/codecs/">http://www.mplayerhq.hu/MPlayer/releases/codecs/</A></LI> - <LI>extract QuickTime DLL pack to your Win32 codecs directory (default: - <CODE>/usr/lib/win32</CODE>)</LI> -</OL> - - -<H3><A NAME="audio_codecs">2.2.2 Audio codecs</A></H3> - -<P>The most important audio codecs above all:<BR></P> - -<UL> - <LI>MPEG layer 2 (MP2), and layer 3 (MP3) audio (<B>native</B> code, with - MMX/SSE/3DNow! optimization)</LI> - <LI>MPEG layer 1 audio (<B>native</B> code, with libavcodec)</LI> - <LI>Windows Media Audio v1, v2 (<B>native</B> code, with libavcodec)</LI> - <LI>Windows Media Audio 9 (WMAv3) (using DMO DLL)</LI> - <LI>AC3 Dolby audio (<B>native</B> code, with MMX/SSE/3DNow! - optimization)</LI> - <LI>AC3 passing through soundcard hardware</LI> - <LI>Ogg Vorbis audio codec (<B>native</B> library)</LI> - <LI>RealAudio: DNET (low bitrate AC3), Cook, Sipro and ATRAC3</LI> - <LI>QuickTime: Qualcomm and QDesign audio codecs</LI> - <LI>VIVO audio (g723, Vivo Siren)</LI> - <LI>Voxware audio (using DirectShow DLL)</LI> - <LI>alaw and ulaw, various gsm, adpcm and pcm formats and other simple old - audio codecs</LI> -</UL> - - -<H4><A NAME="software_ac3">2.2.2.1 Software AC3 decoding</A></H4> - -<P>This is the default decoder used for files with AC3 audio.</P> - -<P>The AC3 decoder can create audio output mixes for 2, 4, or 6 speakers. When - configured for 6 speakers, this decoder provides separate output of all the - AC3 channels to the sound driver, allowing for full "surround sound" - experience without the external AC3 decoder required to use the hwac3 - codec.</P> - -<P>Use the <CODE>-channels</CODE> option to select the number of output - channels. Use <CODE>-channels 2</CODE> for a stereo downmix. For a 4 - channel downmix (Left Front, Right Front, Left Surround and Right Surround - outputs), use <CODE>-channels 4</CODE>. In this case, any center channel will - be mixed equally to the front channels. <CODE>-channels 6</CODE> will output - all the AC3 channels as they are encoded - in the order Left, Right, Left - Surround, Right Surround, Center and LFE.</P> - -<P>The default number of output channels is 2.</P> - -<P>To use more than 2 output channels, you will need to use OSS, and have a - sound card that supports the appropriate number of output channels via the - SNDCTL_DSP_CHANNELS ioctl. An example of a suitable driver is emu10k1 (used - by Soundblaster Live! cards) from August 2001 or newer (ALSA CVS is also - supposed to work).</P> - - -<H4><A NAME="hardware_ac3">2.2.2.2 Hardware AC3 decoding</A></H4> - -<P>You need an AC3 capable sound card, with digital out (SP/DIF). The card's - driver must properly support the AFMT_AC3 format (C-Media does). Connect - your AC3 decoder to the SP/DIF output, and use the <CODE>-ac hwac3</CODE> - option. It is experimental but known to work with C-Media cards, - Soundblaster Live! using ALSA (but not OSS) drivers and DXR3/Hollywood+ MPEG - decoder cards.</P> - - -<H4><A NAME="libmad">2.2.2.3 libmad support</A></H4> - -<P><A HREF="http://mad.sourceforge.net">libmad</A> is a multiplatform MPEG - audio decoding library. It does not handle broken files well, and it - sometimes has problems with seeking.</P> - -<P>To enable support, compile with the <CODE>--enable-mad</CODE> configure - option.</P> - - -<H4><A NAME="vivo_audio">2.2.2.4 VIVO audio</A></H4> - -<P>The audio codec used in VIVO files depends on whether it is a VIVO/1.0 or - VIVO/2.0 file. VIVO/1.0 files have <B>g.723</B> audio, and VIVO/2.0 files - have <B>Vivo Siren</B> audio. Both are supported.</P> - -<H4><A NAME="realaudio">2.2.2.5 RealAudio</A></H4> - -MPlayer supports decoding nearly all versions of RealAudio: - -<UL> - <LI>RealAudio DNET - decoding supported by <B>liba52</B></LI> - <LI>RealAudio Cook/Sipro/ATRAC3 - decoding supported by <B>RealPlayer - libraries</B></LI> -</UL> - -<P>On how to install RealPlayer libraries, see the - <A HREF="#realvideo">RealVideo</A> section.</P> - - -<H4><A NAME="qdesign">2.2.2.6 QDesign codecs</A></H4> - -<P>QDesign audio streams (fourcc: <I>QDMC</I>, <I>QDM2</I>) are found in MOV/QT - files. Both versions of this codec can be decoded with QuickTime libraries. - For installation instructions please see the <A HREF="#sorenson">Sorenson - video codec</A> section.</P> - - -<H4><A NAME="qclp">2.2.2.7 Qualcomm codec</A></H4> - -<P>Qualcomm audio stream (fourcc: <I>Qclp</I>) is found in MOV/QT files. - It can be decoded with QuickTime libraries. For installation instructions - please see the <A HREF="#sorenson">Sorenson video codec</A> section.</P> - - -<H3><A NAME="importing">2.2.3 Win32 codec importing HOWTO</A></H3> - - -<H4><A NAME="importing_vfw">2.2.3.1 VFW codecs</A></H4> - -<P>VFW (Video for Windows) is the old Video API for Windows. Its codecs have - the .DLL or (rarely) .DRV extension. - If MPlayer fails at playing your AVI with this kind of message:</P> - -<P> <CODE>UNKNOWN video codec: HFYU (0x55594648)</CODE></P> - -<P>It means your AVI is encoded with a codec which has the HFYU fourcc (HFYU = - HuffYUV codec, DIV3 = DivX Low Motion, etc...). Now that you know this, you - have to find out which DLL Windows loads in order to play this file. In our - case, the <CODE>system.ini</CODE> contains this information in a line that - reads:</P> - -<P> <CODE>VIDC.HFYU=huffyuv.dll</CODE></P> - -<P>So you need the <CODE>huffyuv.dll</CODE> file. Note that the audio codecs are - specified by the MSACM prefix:</P> - -<P> <CODE>msacm.l3acm=L3codeca.acm</CODE></P> - - -<P>This is the MP3 codec. Now that you have all the necessary information - (fourcc, codec file, sample AVI), submit your codec support request by mail, - and upload these files to the FTP site:</P> - -<P> <CODE>ftp://ftp.mplayerhq.hu/MPlayer/incoming/[codecname]/</CODE></P> - -<P><B>Note:</B> On Windows NT/2000/XP search for this info in the registry, e.g. search for - "VIDC.HFYU". To find out how to do this, look at the old DirectShow method below.</P> - -<H4><A NAME="importing_directshow">2.2.3.2 DirectShow codecs</A></H4> - -<P>DirectShow is the newer Video API, which is even worse than its predecessor. - Things are harder with DirectShow, since</P> - -<UL> - <LI><CODE>system.ini</CODE> does not contain the needed information, instead it - is stored in the registry and</LI> - <LI>we need the GUID of the codec.</LI> -</UL> - -<P><B>New Method:</B> Using Microsoft GraphEdit (fast)</P> - -<OL> - <LI>Get GraphEdit from either DirectX SDK or - <A HREF="http://doom9.org">Doom9</A>.</LI> - <LI>Start <CODE>graphedit.exe</CODE>.</LI> - <LI>From the menu select Graph -> Insert Filters.</LI> - <LI>Expand item <CODE>DirectShow Filters</CODE>.</LI> - <LI>Select the right codec name and expand item.</LI> - <LI>In the entry <CODE>DisplayName</CODE> look at the text in winged brackets - after the backslash and write it down (five dash-delimited blocks, the - GUID).</LI> - <LI>The codec binary is the file specified in the <CODE>Filename</CODE> - entry.</LI> -</OL> - -<P><B>Note:</B> If there is no <CODE>Filename</CODE> entry and <CODE>DisplayName</CODE> - contains something like <CODE>device:dmo</CODE>, then it is a DMO-Codec.</P> - -<P><B>Old Method:</B> Take a deep breath and start searching the registry...</P> - -<OL> - <LI>Start <CODE>regedit</CODE>.</LI> - <LI>Press <CODE>Ctrl-f</CODE>, disable the first two checkboxes, and enable - the third. Type in the fourcc of the codec (e.g. TM20).</LI> - <LI>You should see a field which contains the path and the filename - (e.g. <CODE>C:\WINDOWS\SYSTEM\TM20DEC.AX</CODE>).</LI> - <LI>Now that you have the file, we need the GUID. Try searching again, but - now search for the codec's name, not the fourcc. Its name can be acquired - when Media Player is playing the file, by checking File -> Properties - -> Advanced. - If not, you are out of luck. Try guessing (e.g. search for TrueMotion).</LI> - <LI>If the GUID is found you should see a FriendlyName and a CLSID - field. Write down the 16 byte CLSID, this is the GUID we need.</LI> -</OL> - -<P><B>Note:</B> If searching fails, try enabling all the checkboxes. You may have - false hits, but you may get lucky...</P> - -<P>Now that you have all the necessary information (fourcc, GUID, codec file, - sample AVI), submit your codec support request by mail, and upload these files - to the FTP site:</P> - -<P> <CODE>ftp://ftp.mplayerhq.hu/MPlayer/incoming/[codecname]/</CODE></P> - -</BODY> -</HTML> |