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green line fix for dstw%8!=0 

Originally committed as revision 2681 to svn://svn.mplayerhq.hu/mplayer/trunk/postproc
This commit is contained in:
Michael Niedermayer 2001-11-04 13:50:20 +00:00
parent 569931477e
commit 7d7f78b5a4
2 changed files with 22 additions and 8 deletions
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15
postproc/swscale.c
View File

@ -11,6 +11,7 @@
#include "swscale.h"
#include "../mmx_defs.h"
#undef MOVNTQ
#undef PAVGB
//#undef HAVE_MMX2
//#undef HAVE_MMX
@ -1399,10 +1400,15 @@ static int old_dstw= -1;
static int old_s_xinc= -1;
#endif
int srcWidth= (dstw*s_xinc + 0x8000)>>16;
int dstUVw= fullUVIpol ? dstw : dstw/2;
int srcWidth;
int dstUVw;
int i;
if(((dstw + 7)&(~7)) >= dststride) dstw&= ~7;
srcWidth= (dstw*s_xinc + 0x8000)>>16;
dstUVw= fullUVIpol ? dstw : dstw/2;
#ifdef HAVE_MMX2
canMMX2BeUsed= (s_xinc <= 0x10000 && (dstw&31)==0 && (srcWidth&15)==0) ? 1 : 0;
#endif
@ -1420,6 +1426,7 @@ else s_xinc2= s_xinc;
// force calculation of the horizontal interpolation of the first line
if(y==0){
// printf("dstw %d, srcw %d, mmx2 %d\n", dstw, srcWidth, canMMX2BeUsed);
s_last_ypos=-99;
s_last_y1pos=-99;
s_srcypos= s_yinc/2 - 0x8000;
@ -1429,9 +1436,9 @@ else s_xinc2= s_xinc;
for(i=dstw-2; i<dstw+20; i++)
{
pix_buf_uv[0][i] = pix_buf_uv[1][i]
= pix_buf_uv[0][2048+i] = pix_buf_uv[1][2048+i] = 128;
= pix_buf_uv[0][2048+i] = pix_buf_uv[1][2048+i] = 128*128;
pix_buf_uv[0][i/2] = pix_buf_uv[1][i/2]
= pix_buf_uv[0][2048+i/2] = pix_buf_uv[1][2048+i/2] = 128;
= pix_buf_uv[0][2048+i/2] = pix_buf_uv[1][2048+i/2] = 128*128;
pix_buf_y[0][i]= pix_buf_y[1][i]= 0;
}

15
postproc/swscale_template.c
View File

@ -11,6 +11,7 @@
#include "swscale.h"
#include "../mmx_defs.h"
#undef MOVNTQ
#undef PAVGB
//#undef HAVE_MMX2
//#undef HAVE_MMX
@ -1399,10 +1400,15 @@ static int old_dstw= -1;
static int old_s_xinc= -1;
#endif
int srcWidth= (dstw*s_xinc + 0x8000)>>16;
int dstUVw= fullUVIpol ? dstw : dstw/2;
int srcWidth;
int dstUVw;
int i;
if(((dstw + 7)&(~7)) >= dststride) dstw&= ~7;
srcWidth= (dstw*s_xinc + 0x8000)>>16;
dstUVw= fullUVIpol ? dstw : dstw/2;
#ifdef HAVE_MMX2
canMMX2BeUsed= (s_xinc <= 0x10000 && (dstw&31)==0 && (srcWidth&15)==0) ? 1 : 0;
#endif
@ -1420,6 +1426,7 @@ else s_xinc2= s_xinc;
// force calculation of the horizontal interpolation of the first line
if(y==0){
// printf("dstw %d, srcw %d, mmx2 %d\n", dstw, srcWidth, canMMX2BeUsed);
s_last_ypos=-99;
s_last_y1pos=-99;
s_srcypos= s_yinc/2 - 0x8000;
@ -1429,9 +1436,9 @@ else s_xinc2= s_xinc;
for(i=dstw-2; i<dstw+20; i++)
{
pix_buf_uv[0][i] = pix_buf_uv[1][i]
= pix_buf_uv[0][2048+i] = pix_buf_uv[1][2048+i] = 128;
= pix_buf_uv[0][2048+i] = pix_buf_uv[1][2048+i] = 128*128;
pix_buf_uv[0][i/2] = pix_buf_uv[1][i/2]
= pix_buf_uv[0][2048+i/2] = pix_buf_uv[1][2048+i/2] = 128;
= pix_buf_uv[0][2048+i/2] = pix_buf_uv[1][2048+i/2] = 128*128;
pix_buf_y[0][i]= pix_buf_y[1][i]= 0;
}