[Mplayer-cvslog] CVS: main/DOCS/tech libavc-options.txt,1.32,1.33
Michael Niedermayer CVS
michael at mplayerhq.hu
Sun Jan 5 17:06:21 CET 2003
Update of /cvsroot/mplayer/main/DOCS/tech
In directory mail:/var/tmp.root/cvs-serv8103/DOCS/tech
Modified Files:
libavc-options.txt
Log Message:
qpel & pre ME improvements
Index: libavc-options.txt
===================================================================
RCS file: /cvsroot/mplayer/main/DOCS/tech/libavc-options.txt,v
retrieving revision 1.32
retrieving revision 1.33
diff -u -r1.32 -r1.33
--- libavc-options.txt 2 Jan 2003 01:38:35 -0000 1.32
+++ libavc-options.txt 5 Jan 2003 16:06:18 -0000 1.33
@@ -276,6 +276,7 @@
qpel use quarter pel motion compensation
Tip: this seems only usefull for high bitrate encodings
+precmp comparission function for motion estimation pre pass
cmp comparission function for full pel motion estimation
subcmp comparission function for sub pel motion estimation
0 SAD (sum of absolute differences) (default)
@@ -289,6 +290,7 @@
Tip2: when using SATD for full pel search u should use a larger diamond
something like dia=2 or dia=4
+predia (-99 - 6) diamond type & size for motion estimation pre pass
dia (-99 - 6) diamond type & size for motion estimation
...
-3 shape adaptive diamond with size 3
@@ -318,6 +320,7 @@
lambda is a qp dependant constant
bits is the amount of bits needed to encode the block
error is simple the sum of squared errors of the quantization
+ Tip: this
last_pred (0-99) amount of motion predictors from the previous frame
0 (default)
@@ -327,6 +330,10 @@
0 disabled
1 only after I frames (default)
2 allways
+
+subq (1-8) subpel refinement quality (for qpel)
+ 8 (default)
+ Note: this has a significant effect on the speed
lavdopts: (decoder options)
---------------------------
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