generic-library/ffmpeg
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

swscale: remove VOF/VOFW.

Browse Source
This commit is contained in:
Ronald S. Bultje 2011-05-26 09:17:52 -04:00
parent b4a224c5e4
commit 0f4eb8b043
2 changed files with 7 additions and 16 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
libswscale/swscale_internal.h
View File

@ -35,14 +35,6 @@
#define MAX_FILTER_SIZE 256
#if ARCH_X86
#define VOFW 5120
#else
#define VOFW 2048 // faster on PPC and not tested on others
#endif
#define VOF (VOFW*2)
#if HAVE_BIGENDIAN
#define ALT32_CORR (-1)
#else

15
libswscale/utils.c
View File

@ -749,6 +749,7 @@ int sws_init_context(SwsContext *c, SwsFilter *srcFilter, SwsFilter *dstFilter)
int srcH= c->srcH;
int dstW= c->dstW;
int dstH= c->dstH;
int dst_stride = FFALIGN(dstW * sizeof(int16_t), 16), dst_stride_px = dst_stride >> 1;
int flags, cpu_flags;
enum PixelFormat srcFormat= c->srcFormat;
enum PixelFormat dstFormat= c->dstFormat;
@ -996,26 +997,24 @@ int sws_init_context(SwsContext *c, SwsFilter *srcFilter, SwsFilter *dstFilter)
//Note we need at least one pixel more at the end because of the MMX code (just in case someone wanna replace the 4000/8000)
/* align at 16 bytes for AltiVec */
for (i=0; i<c->vLumBufSize; i++) {
FF_ALLOCZ_OR_GOTO(c, c->lumPixBuf[i+c->vLumBufSize], VOF+1, fail);
FF_ALLOCZ_OR_GOTO(c, c->lumPixBuf[i+c->vLumBufSize], dst_stride+1, fail);
c->lumPixBuf[i] = c->lumPixBuf[i+c->vLumBufSize];
}
c->uv_off = VOFW;
c->uv_off = dst_stride_px;
for (i=0; i<c->vChrBufSize; i++) {
FF_ALLOC_OR_GOTO(c, c->chrUPixBuf[i+c->vChrBufSize], VOF*2+1, fail);
FF_ALLOC_OR_GOTO(c, c->chrUPixBuf[i+c->vChrBufSize], dst_stride*2+1, fail);
c->chrUPixBuf[i] = c->chrUPixBuf[i+c->vChrBufSize];
c->chrVPixBuf[i] = c->chrVPixBuf[i+c->vChrBufSize] = c->chrUPixBuf[i] + VOFW;
c->chrVPixBuf[i] = c->chrVPixBuf[i+c->vChrBufSize] = c->chrUPixBuf[i] + dst_stride_px;
}
if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf)
for (i=0; i<c->vLumBufSize; i++) {
FF_ALLOCZ_OR_GOTO(c, c->alpPixBuf[i+c->vLumBufSize], VOF+1, fail);
FF_ALLOCZ_OR_GOTO(c, c->alpPixBuf[i+c->vLumBufSize], dst_stride+1, fail);
c->alpPixBuf[i] = c->alpPixBuf[i+c->vLumBufSize];
}
//try to avoid drawing green stuff between the right end and the stride end
for (i=0; i<c->vChrBufSize; i++)
memset(c->chrUPixBuf[i], 64, VOF*2+1);
assert(2*VOFW == VOF);
memset(c->chrUPixBuf[i], 64, dst_stride*2+1);
assert(c->chrDstH <= dstH);