1 files changed, 64 insertions, 0 deletions
diff --git a/tinyDSHOW/src/DSCaptureFormat.cxx b/tinyDSHOW/src/DSCaptureFormat.cxx
new file mode 100644
index 0000000..844f917
--- /dev/null
+++ b/tinyDSHOW/src/DSCaptureFormat.cxx
@@ -0,0 +1,64 @@
+/*
+* Copyright (C) 2009-2010 Mamadou Diop.
+*
+* Contact: Mamadou Diop <diopmamadou(at)doubango.org>
+*	
+* This file is part of Open Source Doubango Framework.
+*
+* DOUBANGO 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 3 of the License, or
+* (at your option) any later version.
+*	
+* DOUBANGO 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 DOUBANGO.
+*
+*/
+#include <tinydshow/DSCaptureFormat.h>
+#include <uuids.h>
+
+
+int DSCaptureFormat::getMatchScore(int w, int h)
+{
+	int factor;
+
+	if ((w == width) && (h = height)){
+		factor = 100;
+	}
+	else if ((w > this->width) && (h > this->height)){
+		factor = 0;
+	}
+	else{
+		factor = (50 * w) / this->width + (50 * h) / this->height;
+	}
+
+	if (isRGB()){
+		factor *= 2;
+	}
+
+	return factor;
+}
+
+bool DSCaptureFormat::isRGB()
+{
+	// Order used is optimized for most used RGB types
+	if (IsEqualGUID(this->chroma, MEDIASUBTYPE_RGB32)) return true;
+	if (IsEqualGUID(this->chroma, MEDIASUBTYPE_RGB24)) return true;
+	if (IsEqualGUID(this->chroma, MEDIASUBTYPE_RGB565)) return true;
+	if (IsEqualGUID(this->chroma, MEDIASUBTYPE_RGB555)) return true;
+	if (IsEqualGUID(this->chroma, MEDIASUBTYPE_RGB8)) return true;
+	if (IsEqualGUID(this->chroma, MEDIASUBTYPE_RGB4)) return true;
+	if (IsEqualGUID(this->chroma, MEDIASUBTYPE_RGB1)) return true;
+#ifndef _WIN32_WCE
+	if (IsEqualGUID(this->chroma, MEDIASUBTYPE_ARGB32)) return true;
+	if (IsEqualGUID(this->chroma, MEDIASUBTYPE_ARGB4444)) return true;
+	if (IsEqualGUID(this->chroma, MEDIASUBTYPE_ARGB1555)) return true;
+#endif
+
+	return false;
+}