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sources from http://omapzoom.org

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diff --git a/bltsville/bltsville/include/bvsurfgeom.h b/bltsville/bltsville/include/bvsurfgeom.h
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+/*
+ * bvsurfgeom.h
+ *
+ * Copyright (C) 2011 Texas Instruments, Inc.
+ *
+ * This file is part of BLTsville, an open application programming interface
+ * (API) for accessing 2-D software or hardware implementations.
+ *
+ * This work is licensed under the Creative Commons Attribution-NoDerivs 3.0
+ * Unported License. To view a copy of this license, visit
+ * http://creativecommons.org/licenses/by-nd/3.0/ or send a letter to
+ * Creative Commons, 444 Castro Street, Suite 900, Mountain View, California,
+ * 94041, USA.
+ */
+
+#ifndef BVSURFGEOM_H
+#define BVSURFGEOM_H
+
+/*
+ * bvsurfdesc - This structure specifies the way a buffer should be used in a
+ * 2-D context.
+ */
+
+struct bvsurfgeom {
+	unsigned int structsize;	/* used to identify struct version */
+	enum ocdformat format;		/* color format of surface */
+	unsigned int width;		/* width of the surface in pixels */
+	unsigned int height;		/* height of the surface in lines */
+	int orientation;		/* angle of the surface in degrees
+					   (multiple of 90 only) */
+	long virtstride;		/* distance from one pixel to the
+					   pixel immediately below it in
+					   virtual space */
+	enum ocdformat paletteformat;	/* format of palette */
+	void *palette;			/* array of palette entries of
+					   paletteformat; only valid when
+					   format includes BVFMTDEF_LUT;
+					   number of entries is 2^bpp. */
+};
+
+#endif /* BVSURFGEOM_H */