[MPlayer-dev-eng] [PATCH] vf_unsharp: proper rounding & print if sharpening or bluring
Rémi Guyomarch
rguyom at pobox.com
Fri Nov 1 00:46:39 CET 2002
$SUBJECT :
--- libmpcodecs/vf_unsharp.c 29 Oct 2002 22:37:11 -0000 1.1
+++ libmpcodecs/vf_unsharp.c 31 Oct 2002 23:45:34 -0000
@@ -86,7 +86,7 @@
int stepsX = fp->msizeX/2;
int stepsY = fp->msizeY/2;
int scalebits = (stepsX+stepsY)*2;
- int32_t halfscale = 1 << (stepsX+stepsY);
+ int32_t halfscale = 1 << ((stepsX+stepsY)*2-1);
if( !fp->amount ) {
if( src == dst )
@@ -138,11 +138,13 @@
int z, stepsX, stepsY;
FilterParam *fp;
+ char *effect;
// allocate buffers
fp = &vf->priv->lumaParam;
- mp_msg( MSGT_VFILTER, MSGL_INFO, "unsharp: %dx%d:%0.2f (luma) \n", fp->msizeX, fp->msizeY, fp->amount );
+ effect = fp->amount == 0 ? "don't touch" : fp->amount < 0 ? "blur" : "sharpen";
+ mp_msg( MSGT_VFILTER, MSGL_INFO, "unsharp: %dx%d:%0.2f (%s luma) \n", fp->msizeX, fp->msizeY, fp->amount, effect );
memset( fp->SC, 0, sizeof( fp->SC ) );
stepsX = fp->msizeX/2;
stepsY = fp->msizeY/2;
@@ -150,7 +152,8 @@
fp->SC[z] = memalign( 16, sizeof(*(fp->SC[z])) * (width+2*stepsX) );
fp = &vf->priv->chromaParam;
- mp_msg( MSGT_VFILTER, MSGL_INFO, "unsharp: %dx%d:%0.2f (chroma)\n", fp->msizeX, fp->msizeY, fp->amount );
+ effect = fp->amount == 0 ? "don't touch" : fp->amount < 0 ? "blur" : "sharpen";
+ mp_msg( MSGT_VFILTER, MSGL_INFO, "unsharp: %dx%d:%0.2f (%s chroma)\n", fp->msizeX, fp->msizeY, fp->amount, effect );
memset( fp->SC, 0, sizeof( fp->SC ) );
stepsX = fp->msizeX/2;
stepsY = fp->msizeY/2;
@@ -317,7 +320,7 @@
}
vf_info_t vf_info_unsharp = {
- "unsharp mask",
+ "unsharp mask & gaussian blur",
"unsharp",
"Rémi Guyomarch",
"",
--
Rémi
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