x86: mmx2 ---> mmxext in variable names
authorDiego Biurrun <diego@biurrun.de>
Sun, 8 Jul 2012 17:55:31 +0000 (19:55 +0200)
committerDiego Biurrun <diego@biurrun.de>
Tue, 30 Oct 2012 23:37:42 +0000 (00:37 +0100)
libswscale/swscale_internal.h
libswscale/utils.c
libswscale/x86/swscale_template.c

index c239c2a..8752672 100644 (file)
@@ -307,12 +307,12 @@ typedef struct SwsContext {
     int vChrFilterSize;           ///< Vertical   filter size for chroma     pixels.
     //@}
 
-    int lumMmx2FilterCodeSize;    ///< Runtime-generated MMXEXT horizontal fast bilinear scaler code size for luma/alpha planes.
-    int chrMmx2FilterCodeSize;    ///< Runtime-generated MMXEXT horizontal fast bilinear scaler code size for chroma planes.
-    uint8_t *lumMmx2FilterCode;   ///< Runtime-generated MMXEXT horizontal fast bilinear scaler code for luma/alpha planes.
-    uint8_t *chrMmx2FilterCode;   ///< Runtime-generated MMXEXT horizontal fast bilinear scaler code for chroma planes.
+    int lumMmxextFilterCodeSize;  ///< Runtime-generated MMXEXT horizontal fast bilinear scaler code size for luma/alpha planes.
+    int chrMmxextFilterCodeSize;  ///< Runtime-generated MMXEXT horizontal fast bilinear scaler code size for chroma planes.
+    uint8_t *lumMmxextFilterCode; ///< Runtime-generated MMXEXT horizontal fast bilinear scaler code for luma/alpha planes.
+    uint8_t *chrMmxextFilterCode; ///< Runtime-generated MMXEXT horizontal fast bilinear scaler code for chroma planes.
 
-    int canMMX2BeUsed;
+    int canMMXEXTBeUsed;
 
     int dstY;                     ///< Last destination vertical line output from last slice.
     int flags;                    ///< Flags passed by the user to select scaler algorithm, optimizations, subsampling, etc...
index 9e5ebac..64a3a58 100644 (file)
@@ -1001,18 +1001,18 @@ av_cold int sws_init_context(SwsContext *c, SwsFilter *srcFilter,
                      (FFALIGN(srcW, 16) * 2 * FFALIGN(c->srcBpc, 8) >> 3) + 16,
                      fail);
     if (INLINE_MMXEXT(cpu_flags) && c->srcBpc == 8 && c->dstBpc <= 10) {
-        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)
-            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;
@@ -1025,7 +1025,7 @@ 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;
         }
@@ -1042,38 +1042,50 @@ 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
 
-            if (!c->lumMmx2FilterCode || !c->chrMmx2FilterCode)
+            if (!c->lumMmxextFilterCode || !c->chrMmxextFilterCode)
                 return AVERROR(ENOMEM);
             FF_ALLOCZ_OR_GOTO(c, c->hLumFilter,    (dstW           / 8 + 8) * sizeof(int16_t), fail);
             FF_ALLOCZ_OR_GOTO(c, c->hChrFilter,    (c->chrDstW     / 4 + 8) * sizeof(int16_t), fail);
             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, c->hLumFilterPos, 8);
-            initMMX2HScaler(c->chrDstW, c->chrXInc, c->chrMmx2FilterCode,
+            initMMX2HScaler(c->chrDstW, c->chrXInc, c->chrMmxextFilterCode,
                             c->hChrFilter, 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 */
@@ -1651,21 +1663,21 @@ 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);
index 8be6398..d7a2fdb 100644 (file)
@@ -1378,7 +1378,7 @@ static void RENAME(hyscale_fast)(SwsContext *c, int16_t *dst,
 {
     int32_t *filterPos = c->hLumFilterPos;
     int16_t *filter    = c->hLumFilter;
-    void    *mmx2FilterCode= c->lumMmx2FilterCode;
+    void    *mmxextFilterCode = c->lumMmxextFilterCode;
     int i;
 #if defined(PIC)
     uint64_t ebxsave;
@@ -1451,7 +1451,7 @@ static void RENAME(hyscale_fast)(SwsContext *c, int16_t *dst,
 #endif
 #endif
         :: "m" (src), "m" (dst), "m" (filter), "m" (filterPos),
-           "m" (mmx2FilterCode)
+           "m" (mmxextFilterCode)
 #if defined(PIC)
           ,"m" (ebxsave)
 #endif
@@ -1474,7 +1474,7 @@ static void RENAME(hcscale_fast)(SwsContext *c, int16_t *dst1, int16_t *dst2,
 {
     int32_t *filterPos = c->hChrFilterPos;
     int16_t *filter    = c->hChrFilter;
-    void    *mmx2FilterCode= c->chrMmx2FilterCode;
+    void    *mmxextFilterCode = c->chrMmxextFilterCode;
     int i;
 #if defined(PIC)
     DECLARE_ALIGNED(8, uint64_t, ebxsave);
@@ -1535,7 +1535,7 @@ static void RENAME(hcscale_fast)(SwsContext *c, int16_t *dst1, int16_t *dst2,
 #endif
 #endif
         :: "m" (src1), "m" (dst1), "m" (filter), "m" (filterPos),
-           "m" (mmx2FilterCode), "m" (src2), "m"(dst2)
+           "m" (mmxextFilterCode), "m" (src2), "m"(dst2)
 #if defined(PIC)
           ,"m" (ebxsave)
 #endif
@@ -1617,8 +1617,7 @@ static av_cold void RENAME(sws_init_swScale)(SwsContext *c)
     if (c->srcBpc == 8 && c->dstBpc <= 10) {
     // Use the new MMX scaler if the MMXEXT one can't be used (it is faster than the x86 ASM one).
 #if COMPILE_TEMPLATE_MMXEXT
-    if (c->flags & SWS_FAST_BILINEAR && c->canMMX2BeUsed)
-    {
+    if (c->flags & SWS_FAST_BILINEAR && c->canMMXEXTBeUsed) {
         c->hyscale_fast = RENAME(hyscale_fast);
         c->hcscale_fast = RENAME(hcscale_fast);
     } else {