From d9d58d172eaa22c85864efd97fdce980616fe6b5 Mon Sep 17 00:00:00 2001
From: Michael Niedermayer <michaelni@gmx.at>
Date: Mon, 5 Nov 2001 00:45:55 +0000
Subject: [PATCH] yv12 <-> yuy2 in C
Originally committed as revision 2702 to svn://svn.mplayerhq.hu/mplayer/trunk/postproc
---
postproc/rgb2rgb.c | 27 +++++++++++++++++++++++++++
postproc/rgb2rgb.h | 4 ++++
postproc/rgb2rgb_template.c | 27 +++++++++++++++++++++++++++
3 files changed, 58 insertions(+)
diff --git a/postproc/rgb2rgb.c b/postproc/rgb2rgb.c
index 7e978fd54f2..9c5c688b78f 100644
--- a/postproc/rgb2rgb.c
+++ b/postproc/rgb2rgb.c
@@ -259,3 +259,30 @@ void palette8torgb15(uint8_t *src, uint8_t *dst, int src_size, uint8_t *palette)
for(i=0; i<src_size; i++)
((uint16_t *)dst)[i] = ((uint16_t *)palette)[ src[i] ];
}
+
+void yv12toyuy2(uint8_t *ysrc, uint8_t *usrc, uint8_t *vsrc, uint8_t *dst, int src_size)
+{
+ int i;
+ src_size>>=1;
+ for(i=0; i<src_size; i++)
+ {
+ dst[4*i+0] = ysrc[2*i+0];
+ dst[4*i+1] = usrc[i];
+ dst[4*i+2] = ysrc[2*i+1];
+ dst[4*i+3] = vsrc[i];
+ }
+
+}
+
+void yuy2toyv12(uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst, int src_size)
+{
+ int i;
+ src_size>>=1;
+ for(i=0; i<src_size; i++)
+ {
+ ydst[2*i+0] = src[4*i+0];
+ udst[i] = src[4*i+1];
+ ydst[2*i+1] = src[4*i+2];
+ vdst[i] = src[4*i+3];
+ }
+}
\ No newline at end of file
diff --git a/postproc/rgb2rgb.h b/postproc/rgb2rgb.h
index 0f7c8141a02..d6f8f4c616c 100644
--- a/postproc/rgb2rgb.h
+++ b/postproc/rgb2rgb.h
@@ -18,4 +18,8 @@ void palette8torgb16(uint8_t *src, uint8_t *dst, int src_size, uint8_t *palette)
void palette8torgb15(uint8_t *src, uint8_t *dst, int src_size, uint8_t *palette);
void palette8torgb24(uint8_t *src, uint8_t *dst, int src_size, uint8_t *palette);
+void yv12toyuy2(uint8_t *ysrc, uint8_t *usrc, uint8_t *vsrc, uint8_t *dst, int src_size);
+void yuy2toyv12(uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst, int src_size);
+
+
#endif
diff --git a/postproc/rgb2rgb_template.c b/postproc/rgb2rgb_template.c
index 7e978fd54f2..9c5c688b78f 100644
--- a/postproc/rgb2rgb_template.c
+++ b/postproc/rgb2rgb_template.c
@@ -259,3 +259,30 @@ void palette8torgb15(uint8_t *src, uint8_t *dst, int src_size, uint8_t *palette)
for(i=0; i<src_size; i++)
((uint16_t *)dst)[i] = ((uint16_t *)palette)[ src[i] ];
}
+
+void yv12toyuy2(uint8_t *ysrc, uint8_t *usrc, uint8_t *vsrc, uint8_t *dst, int src_size)
+{
+ int i;
+ src_size>>=1;
+ for(i=0; i<src_size; i++)
+ {
+ dst[4*i+0] = ysrc[2*i+0];
+ dst[4*i+1] = usrc[i];
+ dst[4*i+2] = ysrc[2*i+1];
+ dst[4*i+3] = vsrc[i];
+ }
+
+}
+
+void yuy2toyv12(uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst, int src_size)
+{
+ int i;
+ src_size>>=1;
+ for(i=0; i<src_size; i++)
+ {
+ ydst[2*i+0] = src[4*i+0];
+ udst[i] = src[4*i+1];
+ ydst[2*i+1] = src[4*i+2];
+ vdst[i] = src[4*i+3];
+ }
+}
\ No newline at end of file
--
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