Move postproc ---> libswscale

Originally committed as revision 18866 to svn://svn.mplayerhq.hu/mplayer/trunk/libswscale

1 files changed, 88 insertions, 0 deletions

diff --git a/libswscale/yuv2rgb_mlib.c b/libswscale/yuv2rgb_mlib.c
new file mode 100644
index 0000000000..b19c2a5d18
--- /dev/null
+++ b/libswscale/yuv2rgb_mlib.c
@@ -0,0 +1,88 @@
+/* 
+ * yuv2rgb_mlib.c, Software YUV to RGB coverter using mediaLib
+ *
+ *  Copyright (C) 2000, Håkan Hjort <d95hjort@dtek.chalmers.se>
+ *  All Rights Reserved.
+ *
+ *  This file is part of mpeg2dec, a free MPEG-2 video decoder
+ *
+ *  mpeg2dec is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2, or (at your option)
+ *  any later version.
+ *
+ *  mpeg2dec is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with GNU Make; see the file COPYING.  If not, write to
+ *  the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#include <mlib_types.h>
+#include <mlib_status.h>
+#include <mlib_sys.h>
+#include <mlib_video.h>
+#include <inttypes.h>
+#include <stdlib.h>
+#include <assert.h>
+
+#include "libvo/img_format.h" //FIXME try to reduce dependency of such stuff
+#include "swscale.h"
+
+static int mlib_YUV2ARGB420_32(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY, 
+             int srcSliceH, uint8_t* dst[], int dstStride[]){
+    if(c->srcFormat == IMGFMT_422P){
+	srcStride[1] *= 2;
+	srcStride[2] *= 2;
+    }
+    
+    assert(srcStride[1] == srcStride[2]);
+ 
+    mlib_VideoColorYUV2ARGB420(dst[0]+srcSliceY*dstStride[0], src[0], src[1], src[2], c->dstW,
+			     srcSliceH, dstStride[0], srcStride[0], srcStride[1]);
+    return srcSliceH;
+}
+
+static int mlib_YUV2ABGR420_32(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY, 
+             int srcSliceH, uint8_t* dst[], int dstStride[]){
+    if(c->srcFormat == IMGFMT_422P){
+	srcStride[1] *= 2;
+	srcStride[2] *= 2;
+    }
+    
+    assert(srcStride[1] == srcStride[2]);
+ 
+    mlib_VideoColorYUV2ABGR420(dst[0]+srcSliceY*dstStride[0], src[0], src[1], src[2], c->dstW,
+			     srcSliceH, dstStride[0], srcStride[0], srcStride[1]);
+    return srcSliceH;
+}
+
+static int mlib_YUV2RGB420_24(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY, 
+             int srcSliceH, uint8_t* dst[], int dstStride[]){
+    if(c->srcFormat == IMGFMT_422P){
+	srcStride[1] *= 2;
+	srcStride[2] *= 2;
+    }
+    
+    assert(srcStride[1] == srcStride[2]);
+ 
+    mlib_VideoColorYUV2RGB420(dst[0]+srcSliceY*dstStride[0], src[0], src[1], src[2], c->dstW,
+			     srcSliceH, dstStride[0], srcStride[0], srcStride[1]);
+    return srcSliceH;
+}
+
+
+SwsFunc yuv2rgb_init_mlib(SwsContext *c) 
+{
+	switch(c->dstFormat){
+	case IMGFMT_RGB24: return mlib_YUV2RGB420_24;
+	case IMGFMT_RGB32: return mlib_YUV2ARGB420_32;
+	case IMGFMT_BGR32: return mlib_YUV2ABGR420_32;
+	default: return NULL;
+	}
+}
+