[MPlayer-cvslog] CVS: main/DOCS/tech snow.txt,1.2,1.3

[Guillaume Poirier CVS]

CVS change done by Guillaume Poirier CVS

Update of /cvsroot/mplayer/main/DOCS/tech
In directory mail:/var2/tmp/cvs-serv20066/DOCS/tech

Modified Files:
	snow.txt 
Log Message:
Snow 1.55 (and up) allows 2pass ratecontrol.


Index: snow.txt
===================================================================
RCS file: /cvsroot/mplayer/main/DOCS/tech/snow.txt,v
retrieving revision 1.2
retrieving revision 1.3
diff -u -r1.2 -r1.3
--- snow.txt	11 Apr 2005 11:13:48 -0000	1.2
+++ snow.txt	16 Apr 2005 16:16:28 -0000	1.3
@@ -20,6 +20,15 @@
    Note that 0 may not be specified; if you want lossless encoding, you
    must leave out vqscale.
 
+ * vpass=<1|2>
+   Activates  internal two pass mode.
+
+ * vbitrate=<value>
+   Specify bitrate of the 2nd pass.
+   Don't use it for 1st pass as CBR isn't implemented yet, use vqscale
+   instead, and set it to a quantizer near to the target average quant
+   of the final encode.
+
  * cmp, subcmp, mbcmp
    Set the comparison function, default: 0 (SAD).
    useful values = 0 (SAD), 1 (SSD), 11 (5/3 wavelet), 12 (9/7 wavelet).