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authorGravatar gabucino <gabucino@b3059339-0415-0410-9bf9-f77b7e298cf2>2001-10-19 14:14:55 +0000
committerGravatar gabucino <gabucino@b3059339-0415-0410-9bf9-f77b7e298cf2>2001-10-19 14:14:55 +0000
commit4f39c63d7cef00dbc3831179dc5ed4e2872f13ec (patch)
tree0a05a5fad367334b08f2f4c76a7f16ac46551a0a /DOCS/codecs.html
parent291fcaf26e506ba83851714917b039ce7caa50fd (diff)
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@@ -30,20 +30,20 @@ daily generated list!!!</P>
<P>The most important video codecs:<BR>
<UL>
-<LI>MPEG1 (VCD) and MPEG2 (DVD) video
-<LI>DivX ;-), OpenDivX (DivX4) and other MPEG4 variants
-<LI>Windows Media Video 7 (WMV1) and 8 (WMV2) used in .wmv files
-<LI>Intel Indeo codecs (3.1,3.2,4.1,5.0)
-<LI>MJPEG, ASV2 and other hardware formats
+<LI>MPEG1 (VCD) and MPEG2 (DVD) video</LI>
+<LI>DivX ;-), OpenDivX (DivX4) and other MPEG4 variants</LI>
+<LI>Windows Media Video 7 (WMV1) and 8 (WMV2) used in .wmv files</LI>
+<LI>Intel Indeo codecs (3.1,3.2,4.1,5.0)</LI>
+<LI>MJPEG, ASV2 and other hardware formats</LI>
</UL></P>
<P>The most important audio codecs:<BR>
<UL>
-<LI>MPEG layer 2, and layer 3 (MP3) audio (native code, with mmx/sse/3dnow optimization)
-<LI>AC3 dolby audio (native code, with sse/3dnow optimization)
-<LI>Ogg Vorbis audio codec (native lib)
-<LI>Voxware audio (using directshow DLL)
-<LI>alaw, msgsm, pcm and other simple old audio formats
+<LI>MPEG layer 2, and layer 3 (MP3) audio (native code, with MMX/SSE/3DNow! optimization)</LI>
+<LI>AC3 dolby audio (native code, with SSE/3DNow! optimization)</LI>
+<LI>Ogg Vorbis audio codec (native lib)</LI>
+<LI>Voxware audio (using directshow DLL)</LI>
+<LI>alaw, msgsm, pcm and other simple old audio formats</LI>
</UL></P>
<P>If you have a codec not listed here, and not supported yet, just read <A
@@ -120,7 +120,9 @@ differ according to the current bpp.</P>
<P>Beginning with version 0.4.2 , <A HREF="http://ffmpeg.sourceforge.net">ffmpeg</A> contains an <B>opensource</B> DivX codec,
which is compatible with the traditional DivX. <B>MPlayer</B> supports this codec,
-and this makes it possible to <B>watch DivX movies on non-x86 platforms!</B>
+and this makes it possible to <B>watch DivX/DivX4 movies on non-x86 platforms</B>,
+and gain much faster <B>DivX/DivX4</B> decoding speed than the Win32 codecs and
+the original DivX4 library has!<BR>
It was removed from <B>MPlayer</B>'s cvs tree, you have to download it
manually directly from <B>FFmpeg</B>'s tree:</P>
@@ -146,9 +148,12 @@ postprocessing!</B></P>
<P>In order to use it, refresh your codecs.conf file, and do as the manpage,
or the example.conf says (the -vfm option).</P>
-<P>Note: libavcodec contains other codecs as well (for example ffmpeg12), but
-at the moment we mostly focus on ffdivx, and it's unlikely that this will
-change.</P>
+<P>To achieve the <B>greatest speed</B> on my K6, I remove the
+<CODE>ffmpeg12</CODE> section from codecs.conf (this codec isn't optimized, and
+libmpeg2 is twice as fast), and place <CODE>vfm=5</CODE> in my config file.
+Then <B>MPlayer</B> always uses <B>ffdivx/ffodivx</B> to decode
+<B>DivX/DivX4</B> files, and libmpeg2 for MPEG1/2 . With this and my Matrox G400, I can view even the
+highest resolution DivX/DivX4 movies on my K6/2 500, without framedrop.</P>
<P><B><A NAME=2.1.2.3>2.1.2.3. Hardware AC3 decoding</A></B></P>