Initial revision

2002-10-12 11:37:38 +00:00
commit 12315f4d0e
1699 changed files with 444708 additions and 0 deletions
--- a/source/blender/avi/intern/avirgb.c
+++ b/source/blender/avi/intern/avirgb.c
@@ -0,0 +1,144 @@
+/**
+ * avirgb.c
+ *
+ * This is external code. Converts rgb-type avi-s.
+ *
+ * $Id$ 
+ *
+ * ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
+ *
+ * This program 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
+ * of the License, or (at your option) any later version. The Blender
+ * Foundation also sells licenses for use in proprietary software under
+ * the Blender License.  See http://www.blender.org/BL/ for information
+ * about this.
+ *
+ * This program 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 this program; if not, write to the Free Software Foundation,
+ * Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *
+ * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
+ * All rights reserved.
+ *
+ * The Original Code is: all of this file.
+ *
+ * Contributor(s): none yet.
+ *
+ * ***** END GPL/BL DUAL LICENSE BLOCK *****
+ *
+ */
+
+#include "AVI_avi.h"
+#include <stdlib.h>
+#include <string.h>
+
+#include "MEM_guardedalloc.h"
+#include "avirgb.h"
+
+/* implementation */
+
+void *avi_converter_from_avi_rgb (AviMovie *movie, int stream, unsigned char *buffer, int *size) {
+	int x, y,i, rowstride;
+	unsigned char *buf;
+	AviBitmapInfoHeader *bi;
+	short bits= 32;
+
+	bi= (AviBitmapInfoHeader *) movie->streams[stream].sf;
+	if (bi) bits= bi->BitCount;
+
+	if (bits==16) {
+		unsigned short *pxl;
+		unsigned char *to;
+		#ifdef WORDS_BIGENDIAN
+		unsigned char  *pxla;
+		#endif		  
+		
+		buf = MEM_mallocN (movie->header->Height * movie->header->Width * 3, "fromavirgbbuf");
+
+		y= movie->header->Height;
+		to= buf;
+				
+		while (y--) {
+			pxl= (unsigned short *) (buffer + y * movie->header->Width * 2);
+			
+			#ifdef WORDS_BIGENDIAN
+			pxla= (unsigned char *)pxl;
+			#endif
+
+			x= movie->header->Width;
+			while (x--) {
+				#ifdef WORDS_BIGENDIAN
+				i= pxla[0];
+				pxla[0]= pxla[1];
+				pxla[1]= i;
+	
+				pxla+=2;
+				#endif
+			
+				*(to++)= ((*pxl>>10)&0x1f)*8;
+				*(to++)= ((*pxl>>5)&0x1f)*8;
+				*(to++)= (*pxl&0x1f)*8;
+				pxl++;	
+			}
+		}
+
+		MEM_freeN (buffer);
+		
+		return buf;
+	} else {
+		buf = MEM_mallocN (movie->header->Height * movie->header->Width * 3, "fromavirgbbuf");
+	
+		rowstride = movie->header->Width*3;
+		if (bits!=16) if (movie->header->Width%2) rowstride++;
+	
+		for (y=0; y < movie->header->Height; y++) {
+			memcpy (&buf[y*movie->header->Width*3], &buffer[((movie->header->Height-1)-y)*rowstride], movie->header->Width*3);
+		}
+	
+		for (y=0; y < movie->header->Height*movie->header->Width*3; y+=3) {
+			i = buf[y];
+			buf[y] = buf[y+2];
+			buf[y+2] = i;
+		}
+	
+		MEM_freeN (buffer);
+	
+		return buf;
+	}
+}
+
+void *avi_converter_to_avi_rgb (AviMovie *movie, int stream, unsigned char *buffer, int *size) {
+	int y, x, i, rowstride;
+	unsigned char *buf;
+
+	*size= movie->header->Height * movie->header->Width * 3;
+	if (movie->header->Width%2) *size+= movie->header->Height;
+	
+	buf = MEM_mallocN (*size,"toavirgbbuf");
+
+	rowstride = movie->header->Width*3;
+	if (movie->header->Width%2) rowstride++;
+
+	for (y=0; y < movie->header->Height; y++) {
+		memcpy (&buf[y*rowstride], &buffer[((movie->header->Height-1)-y)*movie->header->Width*3], movie->header->Width*3);
+	}
+
+	for (y=0; y < movie->header->Height; y++) {
+		for (x=0; x < movie->header->Width*3; x+=3) {
+			i = buf[y*rowstride+x];
+			buf[y*rowstride+x] = buf[y*rowstride+x+2];
+			buf[y*rowstride+x+2] = i;
+		}
+	}
+
+	MEM_freeN (buffer);
+
+	return buf;
+}