[SCM] libav/experimental: unsigned stuff

[siretart at users.alioth.debian.org]

The following commit has been merged in the experimental branch:
commit cfc15dc6bc9caea26606ea366cced8801349899b
Author: Michael Niedermayer <michaelni at gmx.at>
Date:   Mon Nov 5 19:55:11 2001 +0000

    unsigned stuff
    
    Originally committed as revision 2726 to svn://svn.mplayerhq.hu/mplayer/trunk/postproc

diff --git a/postproc/rgb2rgb.c b/postproc/rgb2rgb.c
index 566a785..ab28157 100644
--- a/postproc/rgb2rgb.c
+++ b/postproc/rgb2rgb.c
@@ -295,7 +295,8 @@ void palette8torgb15(const uint8_t *src, uint8_t *dst, unsigned num_pixels, cons
  * problem for anyone then tell me, and ill fix it)
  */
 void yv12toyuy2(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst,
-	int width, int height, int lumStride, int chromStride, int dstStride)
+	unsigned int width, unsigned int height,
+	unsigned int lumStride, unsigned int chromStride, unsigned int dstStride)
 {
 	int y;
 	const int chromWidth= width>>1;
@@ -366,7 +367,8 @@ asm(    EMMS" \n\t"
  * problem for anyone then tell me, and ill fix it)
  */
 void yuy2toyv12(const uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
-	int width, int height, int lumStride, int chromStride, int srcStride)
+	unsigned int width, unsigned int height,
+	unsigned int lumStride, unsigned int chromStride, unsigned int srcStride)
 {
 	int y;
 	const int chromWidth= width>>1;
@@ -420,7 +422,12 @@ void yuy2toyv12(const uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
 			"addl $8, %%eax			\n\t"
 			"cmpl %4, %%eax			\n\t"
 			" jb 1b				\n\t"
+			::"r"(src), "r"(ydst), "r"(udst), "r"(vdst), "r" (chromWidth)
+			: "memory", "%eax"
+		);
 
+		asm volatile(
+			"xorl %%eax, %%eax		\n\t"
 			"1:				\n\t"
 			PREFETCH" 64(%0, %%eax, 4)	\n\t"
 			"movq (%0, %%eax, 4), %%mm0	\n\t" // YUYV YUYV(0)
@@ -438,10 +445,10 @@ void yuy2toyv12(const uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
 			MOVNTQ" %%mm2, 8(%1, %%eax, 2)	\n\t"
 
 			"addl $8, %%eax			\n\t"
-			"cmpl %5, %%eax			\n\t"
+			"cmpl %4, %%eax			\n\t"
 			" jb 1b				\n\t"
 
-			::"r"(src), "r"(ydst), "r"(udst), "r"(vdst), "r" (chromWidth), "m"(width)
+			::"r"(src+srcStride), "r"(ydst+lumStride), "r"(udst), "r"(vdst), "r" (chromWidth)
 			: "memory", "%eax"
 		);
 #else
diff --git a/postproc/rgb2rgb.h b/postproc/rgb2rgb.h
index dc900a9..4851725 100644
--- a/postproc/rgb2rgb.h
+++ b/postproc/rgb2rgb.h
@@ -22,8 +22,10 @@ extern void palette8torgb15(const uint8_t *src, uint8_t *dst, unsigned num_pixel
 extern void palette8torgb24(const uint8_t *src, uint8_t *dst, unsigned num_pixels, const uint8_t *palette);
 
 extern void yv12toyuy2(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst,
-	int width, int height, int lumStride, int chromStride, int dstStride);
+	unsigned int width, unsigned int height,
+	unsigned int lumStride, unsigned int chromStride, unsigned int dstStride);
 extern void yuy2toyv12(const uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
-	int width, int height, int lumStride, int chromStride, int srcStride);
+	unsigned int width, unsigned int height,
+	unsigned int lumStride, unsigned int chromStride, unsigned int srcStride);
 
 #endif
diff --git a/postproc/rgb2rgb_template.c b/postproc/rgb2rgb_template.c
index 566a785..ab28157 100644
--- a/postproc/rgb2rgb_template.c
+++ b/postproc/rgb2rgb_template.c
@@ -295,7 +295,8 @@ void palette8torgb15(const uint8_t *src, uint8_t *dst, unsigned num_pixels, cons
  * problem for anyone then tell me, and ill fix it)
  */
 void yv12toyuy2(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst,
-	int width, int height, int lumStride, int chromStride, int dstStride)
+	unsigned int width, unsigned int height,
+	unsigned int lumStride, unsigned int chromStride, unsigned int dstStride)
 {
 	int y;
 	const int chromWidth= width>>1;
@@ -366,7 +367,8 @@ asm(    EMMS" \n\t"
  * problem for anyone then tell me, and ill fix it)
  */
 void yuy2toyv12(const uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
-	int width, int height, int lumStride, int chromStride, int srcStride)
+	unsigned int width, unsigned int height,
+	unsigned int lumStride, unsigned int chromStride, unsigned int srcStride)
 {
 	int y;
 	const int chromWidth= width>>1;
@@ -420,7 +422,12 @@ void yuy2toyv12(const uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
 			"addl $8, %%eax			\n\t"
 			"cmpl %4, %%eax			\n\t"
 			" jb 1b				\n\t"
+			::"r"(src), "r"(ydst), "r"(udst), "r"(vdst), "r" (chromWidth)
+			: "memory", "%eax"
+		);
 
+		asm volatile(
+			"xorl %%eax, %%eax		\n\t"
 			"1:				\n\t"
 			PREFETCH" 64(%0, %%eax, 4)	\n\t"
 			"movq (%0, %%eax, 4), %%mm0	\n\t" // YUYV YUYV(0)
@@ -438,10 +445,10 @@ void yuy2toyv12(const uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
 			MOVNTQ" %%mm2, 8(%1, %%eax, 2)	\n\t"
 
 			"addl $8, %%eax			\n\t"
-			"cmpl %5, %%eax			\n\t"
+			"cmpl %4, %%eax			\n\t"
 			" jb 1b				\n\t"
 
-			::"r"(src), "r"(ydst), "r"(udst), "r"(vdst), "r" (chromWidth), "m"(width)
+			::"r"(src+srcStride), "r"(ydst+lumStride), "r"(udst), "r"(vdst), "r" (chromWidth)
 			: "memory", "%eax"
 		);
 #else

-- 
Libav/FFmpeg packaging