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authorArpi <arpi@thot.banki.hu>2001-10-19 02:21:47 +0000
committerArpi <arpi@thot.banki.hu>2001-10-19 02:21:47 +0000
commit44f9179b602cd7831800b3d35f095d56ff194da0 (patch)
treee71a2d9aaf258cfd5404b5cca3902807c9111260 /postproc/swscale.c
parentb3a134b64cab0d5807fd99dc676adf368ccd430f (diff)
xinc scaled by 16 instead of 8
Originally committed as revision 2275 to svn://svn.mplayerhq.hu/mplayer/trunk/postproc
Diffstat (limited to 'postproc/swscale.c')
-rw-r--r--postproc/swscale.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/postproc/swscale.c b/postproc/swscale.c
index 02e9650892..3b0e7b9e15 100644
--- a/postproc/swscale.c
+++ b/postproc/swscale.c
@@ -71,7 +71,7 @@ static uint8_t funnyUVCode[10000];
// *** bilinear scaling and yuv->rgb conversion of yv12 slices:
// *** Note: it's called multiple times while decoding a frame, first time y==0
// *** Designed to upscale, but may work for downscale too.
-// s_xinc = (src_width << 8) / dst_width
+// s_xinc = (src_width << 16) / dst_width
// s_yinc = (src_height << 16) / dst_height
void SwScale_YV12slice_brg24(unsigned char* srcptr[],int stride[], int y, int h,
unsigned char* dstptr, int dststride, int dstw, int dstbpp,
@@ -104,7 +104,7 @@ static int s_xinc2_diff=0;
int canMMX2BeUsed;
// we need that precission at least for the mmx2 code
-s_xinc*= 256;
+//s_xinc*= 256;
s_xinc2=s_xinc>>1;
canMMX2BeUsed= (s_xinc <= 0x10000 && (dstw&31)==0) ? 1 : 0;