diff options
Diffstat (limited to 'libswscale/utils.c')
-rw-r--r-- | libswscale/utils.c | 84 |
1 files changed, 49 insertions, 35 deletions
diff --git a/libswscale/utils.c b/libswscale/utils.c index 95d81d8f06..f0f8a91b8f 100644 --- a/libswscale/utils.c +++ b/libswscale/utils.c @@ -1062,19 +1062,21 @@ av_cold int sws_init_context(SwsContext *c, SwsFilter *srcFilter, c->srcBpc = 16; if (c->dstBpc == 16) dst_stride <<= 1; + if (INLINE_MMXEXT(cpu_flags) && c->srcBpc == 8 && c->dstBpc <= 14) { - c->canMMX2BeUsed = (dstW >= srcW && (dstW & 31) == 0 && - (srcW & 15) == 0) ? 1 : 0; - if (!c->canMMX2BeUsed && dstW >= srcW && (srcW & 15) == 0 + c->canMMXEXTBeUsed = (dstW >= srcW && (dstW & 31) == 0 && + (srcW & 15) == 0) ? 1 : 0; + if (!c->canMMXEXTBeUsed && dstW >= srcW && (srcW & 15) == 0 + && (flags & SWS_FAST_BILINEAR)) { if (flags & SWS_PRINT_INFO) av_log(c, AV_LOG_INFO, "output width is not a multiple of 32 -> no MMXEXT scaler\n"); } if (usesHFilter || isNBPS(c->srcFormat) || is16BPS(c->srcFormat) || isAnyRGB(c->srcFormat)) - c->canMMX2BeUsed=0; + c->canMMXEXTBeUsed = 0; } else - c->canMMX2BeUsed = 0; + c->canMMXEXTBeUsed = 0; c->chrXInc = (((int64_t)c->chrSrcW << 16) + (c->chrDstW >> 1)) / c->chrDstW; c->chrYInc = (((int64_t)c->chrSrcH << 16) + (c->chrDstH >> 1)) / c->chrDstH; @@ -1087,7 +1089,7 @@ av_cold int sws_init_context(SwsContext *c, SwsFilter *srcFilter, * correct variant would be like the vertical one, but that would require * some special code for the first and last pixel */ if (flags & SWS_FAST_BILINEAR) { - if (c->canMMX2BeUsed) { + if (c->canMMXEXTBeUsed) { c->lumXInc += 20; c->chrXInc += 20; } @@ -1104,27 +1106,39 @@ av_cold int sws_init_context(SwsContext *c, SwsFilter *srcFilter, { #if HAVE_MMXEXT_INLINE // can't downscale !!! - if (c->canMMX2BeUsed && (flags & SWS_FAST_BILINEAR)) { - c->lumMmx2FilterCodeSize = initMMX2HScaler(dstW, c->lumXInc, NULL, - NULL, NULL, 8); - c->chrMmx2FilterCodeSize = initMMX2HScaler(c->chrDstW, c->chrXInc, - NULL, NULL, NULL, 4); + if (c->canMMXEXTBeUsed && (flags & SWS_FAST_BILINEAR)) { + c->lumMmxextFilterCodeSize = initMMX2HScaler(dstW, c->lumXInc, NULL, + NULL, NULL, 8); + c->chrMmxextFilterCodeSize = initMMX2HScaler(c->chrDstW, c->chrXInc, + NULL, NULL, NULL, 4); #if USE_MMAP - c->lumMmx2FilterCode = mmap(NULL, c->lumMmx2FilterCodeSize, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); - c->chrMmx2FilterCode = mmap(NULL, c->chrMmx2FilterCodeSize, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); + c->lumMmxextFilterCode = mmap(NULL, c->lumMmxextFilterCodeSize, + PROT_READ | PROT_WRITE, + MAP_PRIVATE | MAP_ANONYMOUS, + -1, 0); + c->chrMmxextFilterCode = mmap(NULL, c->chrMmxextFilterCodeSize, + PROT_READ | PROT_WRITE, + MAP_PRIVATE | MAP_ANONYMOUS, + -1, 0); #elif HAVE_VIRTUALALLOC - c->lumMmx2FilterCode = VirtualAlloc(NULL, c->lumMmx2FilterCodeSize, MEM_COMMIT, PAGE_EXECUTE_READWRITE); - c->chrMmx2FilterCode = VirtualAlloc(NULL, c->chrMmx2FilterCodeSize, MEM_COMMIT, PAGE_EXECUTE_READWRITE); + c->lumMmxextFilterCode = VirtualAlloc(NULL, + c->lumMmxextFilterCodeSize, + MEM_COMMIT, + PAGE_EXECUTE_READWRITE); + c->chrMmxextFilterCode = VirtualAlloc(NULL, + c->chrMmxextFilterCodeSize, + MEM_COMMIT, + PAGE_EXECUTE_READWRITE); #else - c->lumMmx2FilterCode = av_malloc(c->lumMmx2FilterCodeSize); - c->chrMmx2FilterCode = av_malloc(c->chrMmx2FilterCodeSize); + c->lumMmxextFilterCode = av_malloc(c->lumMmxextFilterCodeSize); + c->chrMmxextFilterCode = av_malloc(c->chrMmxextFilterCodeSize); #endif #ifdef MAP_ANONYMOUS - if (c->lumMmx2FilterCode == MAP_FAILED || c->chrMmx2FilterCode == MAP_FAILED) + if (c->lumMmxextFilterCode == MAP_FAILED || c->chrMmxextFilterCode == MAP_FAILED) #else - if (!c->lumMmx2FilterCode || !c->chrMmx2FilterCode) + if (!c->lumMmxextFilterCode || !c->chrMmxextFilterCode) #endif { av_log(c, AV_LOG_ERROR, "Failed to allocate MMX2FilterCode\n"); @@ -1136,14 +1150,14 @@ av_cold int sws_init_context(SwsContext *c, SwsFilter *srcFilter, FF_ALLOCZ_OR_GOTO(c, c->hLumFilterPos, (dstW / 2 / 8 + 8) * sizeof(int32_t), fail); FF_ALLOCZ_OR_GOTO(c, c->hChrFilterPos, (c->chrDstW / 2 / 4 + 8) * sizeof(int32_t), fail); - initMMX2HScaler( dstW, c->lumXInc, c->lumMmx2FilterCode, + initMMX2HScaler( dstW, c->lumXInc, c->lumMmxextFilterCode, c->hLumFilter, (uint32_t*)c->hLumFilterPos, 8); - initMMX2HScaler(c->chrDstW, c->chrXInc, c->chrMmx2FilterCode, + initMMX2HScaler(c->chrDstW, c->chrXInc, c->chrMmxextFilterCode, c->hChrFilter, (uint32_t*)c->hChrFilterPos, 4); #if USE_MMAP - mprotect(c->lumMmx2FilterCode, c->lumMmx2FilterCodeSize, PROT_EXEC | PROT_READ); - mprotect(c->chrMmx2FilterCode, c->chrMmx2FilterCodeSize, PROT_EXEC | PROT_READ); + mprotect(c->lumMmxextFilterCode, c->lumMmxextFilterCodeSize, PROT_EXEC | PROT_READ); + mprotect(c->chrMmxextFilterCode, c->chrMmxextFilterCodeSize, PROT_EXEC | PROT_READ); #endif } else #endif /* HAVE_MMXEXT_INLINE */ @@ -1739,21 +1753,21 @@ void sws_freeContext(SwsContext *c) #if HAVE_MMX_INLINE #if USE_MMAP - if (c->lumMmx2FilterCode) - munmap(c->lumMmx2FilterCode, c->lumMmx2FilterCodeSize); - if (c->chrMmx2FilterCode) - munmap(c->chrMmx2FilterCode, c->chrMmx2FilterCodeSize); + if (c->lumMmxextFilterCode) + munmap(c->lumMmxextFilterCode, c->lumMmxextFilterCodeSize); + if (c->chrMmxextFilterCode) + munmap(c->chrMmxextFilterCode, c->chrMmxextFilterCodeSize); #elif HAVE_VIRTUALALLOC - if (c->lumMmx2FilterCode) - VirtualFree(c->lumMmx2FilterCode, 0, MEM_RELEASE); - if (c->chrMmx2FilterCode) - VirtualFree(c->chrMmx2FilterCode, 0, MEM_RELEASE); + if (c->lumMmxextFilterCode) + VirtualFree(c->lumMmxextFilterCode, 0, MEM_RELEASE); + if (c->chrMmxextFilterCode) + VirtualFree(c->chrMmxextFilterCode, 0, MEM_RELEASE); #else - av_free(c->lumMmx2FilterCode); - av_free(c->chrMmx2FilterCode); + av_free(c->lumMmxextFilterCode); + av_free(c->chrMmxextFilterCode); #endif - c->lumMmx2FilterCode = NULL; - c->chrMmx2FilterCode = NULL; + c->lumMmxextFilterCode = NULL; + c->chrMmxextFilterCode = NULL; #endif /* HAVE_MMX_INLINE */ av_freep(&c->yuvTable); |