[Mplayer-cvslog] CVS: main/DOCS/tech vop.txt,1.10,1.11

[Michael Niedermayer]

Update of /cvsroot/mplayer/main/DOCS/tech
In directory mail:/var/tmp.root/cvs-serv25610

Modified Files:
	vop.txt 
Log Message:
vf_scale update


Index: vop.txt
===================================================================
RCS file: /cvsroot/mplayer/main/DOCS/tech/vop.txt,v
retrieving revision 1.10
retrieving revision 1.11
diff -u -r1.10 -r1.11
--- vop.txt	16 Jun 2002 13:59:23 -0000	1.10
+++ vop.txt	4 Jul 2002 13:30:55 -0000	1.11
@@ -56,7 +56,7 @@
     Optional 'x' parameter (0..3) controls horizontal and vertical mirroring
     MPI: TEMP
 
--vop scale[=w:h]
+-vop scale[=w:h[:c[:p]]]
     Software scaling (zoom) _and_ yuv<->rgb colorspace conversion
     w,h (new width/height after scaling) defaults to original width,height
 	note: if -zoom is used, and underlaying filters (including libvo)
@@ -64,6 +64,15 @@
 	note 2: w/h values -1 means original width/height, 0 means scaled
 	d_width/d_height. -2/-3 means calculating w or h using the other
 	dimension and the original (-3) or prescaled (-2) aspect ratio.
+    c   chroma skipping
+	0 -> use all available input lines for chroma
+	1 -> use only every 2. input line for chroma
+	2 -> use only every 4. input line for chroma
+	3 -> use only every 8. input line for chroma
+    p	scaling parameter (depends upon the used scaling method)
+	for -sws 2 (bicubic)  its sharpness (0 (soft) - 100 (sharp))
+	for -sws 7 (gaussian) its sharpness (0 (soft) - 100 (sharp))
+	for -sws 9 (lanczos)  its filter length (1  - 10)
     MPI: TEMP, accepts stride
     Special: dec_video and mpcodecs core autoloads it for colorspace conv.