Added utility function colorspace_to_pixfmt().

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@34926 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/add-ons/media/plugins/ffmpeg/gfx_util.cpp

@@ -248,6 +248,54 @@ pixfmt_to_colorspace(int p)
 }
 
 
+PixelFormat
+colorspace_to_pixfmt(color_space format)
+{
+	switch(format) {
+		default:
+		case B_NO_COLOR_SPACE:
+			return PIX_FMT_NONE;
+
+		// NOTE: See pixfmt_to_colorspace() for what these are.
+		case B_YUV420:
+			return PIX_FMT_YUV420P;
+		case B_YUV422:
+			return PIX_FMT_YUV422P;
+		case B_RGB24_BIG:
+			return PIX_FMT_RGB24;
+		case B_RGB24:
+			return PIX_FMT_BGR24;
+		case B_YUV444:
+			return PIX_FMT_YUV444P;
+		case B_RGBA32_BIG:
+		case B_RGB32_BIG:
+			return PIX_FMT_BGR32;
+		case B_YUV9:
+			return PIX_FMT_YUV410P;
+		case B_YUV12:
+			return PIX_FMT_YUV411P;
+		// TODO: YCbCr color spaces! These are not the same as YUV!
+		case B_RGB16_BIG:
+			return PIX_FMT_RGB565;
+		case B_RGB15_BIG:
+			return PIX_FMT_RGB555;
+		case B_GRAY8:
+			return PIX_FMT_GRAY8;
+		case B_GRAY1:
+			return PIX_FMT_MONOBLACK;
+		case B_CMAP8:
+			return PIX_FMT_PAL8;
+		case B_RGBA32:
+		case B_RGB32:
+			return PIX_FMT_RGB32;
+		case B_RGB16:
+			return PIX_FMT_BGR565;
+		case B_RGB15:
+			return PIX_FMT_BGR555;
+	}
+}
+
+
 #define BEGIN_TAG "\033[31m"
 #define END_TAG "\033[0m"
 

src/add-ons/media/plugins/ffmpeg/gfx_util.h

@@ -34,9 +34,10 @@ typedef void (*gfx_convert_func) (AVFrame *in, AVFrame *out, int width, int heig
 // the Media Kit sides.
 gfx_convert_func resolve_colorspace(color_space cs, PixelFormat pixelFormat);
 
-const char *pixfmt_to_string(int p);
+const char *pixfmt_to_string(int format);
 
-color_space pixfmt_to_colorspace(int p);
+color_space pixfmt_to_colorspace(int format);
+PixelFormat colorspace_to_pixfmt(color_space format);
 
 void dump_ffframe(AVFrame *frame, const char *name);