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Fix a possible crash on 64 bit systems when the lumSrcPtr or chrSrcPtr 

does not fit in 32 bits. The SWS_ACCURATE_RND is still broken though.

Originally committed as revision 22401 to svn://svn.mplayerhq.hu/mplayer/trunk/libswscale
This commit is contained in:
Reimar Döffinger 2007-03-01 19:48:40 +00:00
parent 3922c59fc4
commit 9340a99588
1 changed files with 2 additions and 0 deletions
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2
libswscale/swscale_template.c
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@ -3169,6 +3169,7 @@ i--;
for(i=0; i<vLumFilterSize; i++) for(i=0; i<vLumFilterSize; i++)
{ {
lumMmxFilter[4*i+0]= (int32_t)lumSrcPtr[i]; lumMmxFilter[4*i+0]= (int32_t)lumSrcPtr[i];
lumMmxFilter[4*i+1]= (uint64_t)lumSrcPtr[i] >> 32;
lumMmxFilter[4*i+2]= lumMmxFilter[4*i+2]=
lumMmxFilter[4*i+3]= lumMmxFilter[4*i+3]=
((uint16_t)vLumFilter[dstY*vLumFilterSize + i])*0x10001; ((uint16_t)vLumFilter[dstY*vLumFilterSize + i])*0x10001;
@ -3176,6 +3177,7 @@ i--;
for(i=0; i<vChrFilterSize; i++) for(i=0; i<vChrFilterSize; i++)
{ {
chrMmxFilter[4*i+0]= (int32_t)chrSrcPtr[i]; chrMmxFilter[4*i+0]= (int32_t)chrSrcPtr[i];
chrMmxFilter[4*i+1]= (uint64_t)chrSrcPtr[i] >> 32;
chrMmxFilter[4*i+2]= chrMmxFilter[4*i+2]=
chrMmxFilter[4*i+3]= chrMmxFilter[4*i+3]=
((uint16_t)vChrFilter[chrDstY*vChrFilterSize + i])*0x10001; ((uint16_t)vChrFilter[chrDstY*vChrFilterSize + i])*0x10001;