From b1ec5875a63d5cf61629ff69fb337c6d96e7b964 Mon Sep 17 00:00:00 2001
From: Michael Niedermayer <michaelni@gmx.at>
Date: Sat, 13 Apr 2002 02:21:12 +0000
Subject: [PATCH] yuv422p -> yuy2 (untested)

Originally committed as revision 5589 to svn://svn.mplayerhq.hu/mplayer/trunk/postproc
---
 postproc/rgb2rgb.c          | 23 +++++++++++++++++++++++
 postproc/rgb2rgb.h          |  3 +++
 postproc/rgb2rgb_template.c | 35 +++++++++++++++++++++++++++--------
 3 files changed, 53 insertions(+), 8 deletions(-)

diff --git a/postproc/rgb2rgb.c b/postproc/rgb2rgb.c
index b1178b8628..44c8e461e8 100644
--- a/postproc/rgb2rgb.c
+++ b/postproc/rgb2rgb.c
@@ -360,6 +360,29 @@ void yv12toyuy2(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, u
 #endif
 }
 
+/**
+ *
+ * width should be a multiple of 16
+ */
+void yuv422ptoyuy2(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst,
+	unsigned int width, unsigned int height,
+	unsigned int lumStride, unsigned int chromStride, unsigned int dstStride)
+{
+#ifdef CAN_COMPILE_X86_ASM
+	// ordered per speed fasterst first
+	if(gCpuCaps.hasMMX2)
+		yuv422ptoyuy2_MMX2(ysrc, usrc, vsrc, dst, width, height, lumStride, chromStride, dstStride);
+	else if(gCpuCaps.has3DNow)
+		yuv422ptoyuy2_3DNow(ysrc, usrc, vsrc, dst, width, height, lumStride, chromStride, dstStride);
+	else if(gCpuCaps.hasMMX)
+		yuv422ptoyuy2_MMX(ysrc, usrc, vsrc, dst, width, height, lumStride, chromStride, dstStride);
+	else
+		yuv422ptoyuy2_C(ysrc, usrc, vsrc, dst, width, height, lumStride, chromStride, dstStride);
+#else
+		yuv422ptoyuy2_C(ysrc, usrc, vsrc, dst, width, height, lumStride, chromStride, dstStride);
+#endif
+}
+
 /**
  *
  * height should be a multiple of 2 and width should be a multiple of 16 (if this is a
diff --git a/postproc/rgb2rgb.h b/postproc/rgb2rgb.h
index 244ed1ed46..fb4f04590d 100644
--- a/postproc/rgb2rgb.h
+++ b/postproc/rgb2rgb.h
@@ -28,6 +28,9 @@ extern void palette8torgb24(const uint8_t *src, uint8_t *dst, unsigned num_pixel
 extern void yv12toyuy2(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst,
 	unsigned int width, unsigned int height,
 	unsigned int lumStride, unsigned int chromStride, unsigned int dstStride);
+extern void yuv422ptoyuy2(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst,
+	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,
 	unsigned int width, unsigned int height,
 	unsigned int lumStride, unsigned int chromStride, unsigned int srcStride);
diff --git a/postproc/rgb2rgb_template.c b/postproc/rgb2rgb_template.c
index 87493ebc1c..5c3a4e88d9 100644
--- a/postproc/rgb2rgb_template.c
+++ b/postproc/rgb2rgb_template.c
@@ -638,14 +638,9 @@ static inline void RENAME(rgb24tobgr24)(const uint8_t *src, uint8_t *dst, unsign
 	}
 }
 
-/**
- *
- * height should be a multiple of 2 and width should be a multiple of 16 (if this is a
- * problem for anyone then tell me, and ill fix it)
- */
-static inline void RENAME(yv12toyuy2)(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst,
+static inline void RENAME(yuvPlanartoyuy2)(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst,
 	unsigned int width, unsigned int height,
-	unsigned int lumStride, unsigned int chromStride, unsigned int dstStride)
+	unsigned int lumStride, unsigned int chromStride, unsigned int dstStride, int vertLumPerChroma)
 {
 	int y;
 	const int chromWidth= width>>1;
@@ -696,7 +691,7 @@ static inline void RENAME(yv12toyuy2)(const uint8_t *ysrc, const uint8_t *usrc,
 			dst[4*i+3] = vsrc[i];
 		}
 #endif
-		if(y&1)
+		if((y&(vertLumPerChroma-1))==(vertLumPerChroma-1) )
 		{
 			usrc += chromStride;
 			vsrc += chromStride;
@@ -711,6 +706,30 @@ asm(    EMMS" \n\t"
 #endif
 }
 
+/**
+ *
+ * height should be a multiple of 2 and width should be a multiple of 16 (if this is a
+ * problem for anyone then tell me, and ill fix it)
+ */
+static inline void RENAME(yv12toyuy2)(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst,
+	unsigned int width, unsigned int height,
+	unsigned int lumStride, unsigned int chromStride, unsigned int dstStride)
+{
+	//FIXME interpolate chroma
+	RENAME(yuvPlanartoyuy2)(ysrc, usrc, vsrc, dst, width, height, lumStride, chromStride, dstStride, 2);
+}
+
+/**
+ *
+ * width should be a multiple of 16
+ */
+static inline void RENAME(yuv422ptoyuy2)(const uint8_t *ysrc, const uint8_t *usrc, const uint8_t *vsrc, uint8_t *dst,
+	unsigned int width, unsigned int height,
+	unsigned int lumStride, unsigned int chromStride, unsigned int dstStride)
+{
+	RENAME(yuvPlanartoyuy2)(ysrc, usrc, vsrc, dst, width, height, lumStride, chromStride, dstStride, 1);
+}
+
 /**
  *
  * height should be a multiple of 2 and width should be a multiple of 16 (if this is a