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right green line bugfix for width not %8==0 (untested -vo vesa doesnt work)

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Originally committed as revision 2639 to svn://svn.mplayerhq.hu/mplayer/trunk/postproc
This commit is contained in:
Michael Niedermayer 2001-11-02 19:21:02 +00:00
parent 92d24f49f8
commit 162caf680f
2 changed files with 24 additions and 2 deletions
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13
postproc/swscale.c
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@ -1399,7 +1399,7 @@ static int old_s_xinc= -1;
int srcWidth= (dstw*s_xinc + 0x8000)>>16;
int dstUVw= fullUVIpol ? dstw : dstw/2;
int i;
#ifdef HAVE_MMX2
canMMX2BeUsed= (s_xinc <= 0x10000 && (dstw&31)==0 && (srcWidth&15)==0) ? 1 : 0;
@ -1422,6 +1422,17 @@ else s_xinc2= s_xinc;
s_last_y1pos=-99;
s_srcypos= s_yinc/2 - 0x8000;
s_ypos=0;
// clean the buffers so that no green stuff is drawen if the width is not sane (%8=0)
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][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_y[0][i]= pix_buf_y[1][i]= 0;
}
#ifdef HAVE_MMX2
// cant downscale !!!
if((old_s_xinc != s_xinc || old_dstw!=dstw) && canMMX2BeUsed)

13
postproc/swscale_template.c
View File

@ -1399,7 +1399,7 @@ static int old_s_xinc= -1;
int srcWidth= (dstw*s_xinc + 0x8000)>>16;
int dstUVw= fullUVIpol ? dstw : dstw/2;
int i;
#ifdef HAVE_MMX2
canMMX2BeUsed= (s_xinc <= 0x10000 && (dstw&31)==0 && (srcWidth&15)==0) ? 1 : 0;
@ -1422,6 +1422,17 @@ else s_xinc2= s_xinc;
s_last_y1pos=-99;
s_srcypos= s_yinc/2 - 0x8000;
s_ypos=0;
// clean the buffers so that no green stuff is drawen if the width is not sane (%8=0)
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][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_y[0][i]= pix_buf_y[1][i]= 0;
}
#ifdef HAVE_MMX2
// cant downscale !!!
if((old_s_xinc != s_xinc || old_dstw!=dstw) && canMMX2BeUsed)