Add libva, a library for video accelerated video processing.

third_party/libva/va/va_dri2.h

Index: third_party/libva/va/va_dri2.h
diff --git a/third_party/libva/va/va_dri2.h b/third_party/libva/va/va_dri2.h
new file mode 100644
index 0000000000000000000000000000000000000000..165f3fe7f7c225fb4284f0c9262ac9556084eb13
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+++ b/third_party/libva/va/va_dri2.h
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+/*
+ * Copyright © 2007,2008 Red Hat, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Soft-
+ * ware"), to deal in the Software without restriction, including without
+ * limitation the rights to use, copy, modify, merge, publish, distribute,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, provided that the above copyright
+ * notice(s) and this permission notice appear in all copies of the Soft-
+ * ware and that both the above copyright notice(s) and this permission
+ * notice appear in supporting documentation.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABIL-
+ * ITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY
+ * RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR HOLDERS INCLUDED IN
+ * THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL INDIRECT OR CONSE-
+ * QUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFOR-
+ * MANCE OF THIS SOFTWARE.
+ *
+ * Except as contained in this notice, the name of a copyright holder shall
+ * not be used in advertising or otherwise to promote the sale, use or
+ * other dealings in this Software without prior written authorization of
+ * the copyright holder.
+ *
+ * Authors:
+ *   Kristian Høgsberg (krh@redhat.com)
+ */
+
+#ifndef _VA_DRI2_H_
+#define _VA_DRI2_H_
+
+#include <X11/Xproto.h>
+#include <X11/extensions/Xfixes.h>
+#include <X11/Xfuncproto.h>
+#include <xf86drm.h>
+
+typedef struct {
+    unsigned int attachment;
+    unsigned int name;
+    unsigned int pitch;
+    unsigned int cpp;
+    unsigned int flags;
+} VA_DRI2Buffer;
+
+extern Bool
+VA_DRI2QueryExtension(Display *display, int *eventBase, int *errorBase);
+extern Bool
+VA_DRI2QueryVersion(Display *display, int *major, int *minor);
+extern Bool
+VA_DRI2Connect(Display *display, XID window,
+	    char **driverName, char **deviceName);
+extern Bool
+VA_DRI2Authenticate(Display *display, XID window, drm_magic_t magic);
+extern void
+VA_DRI2CreateDrawable(Display *display, XID drawable);
+extern void
+VA_DRI2DestroyDrawable(Display *display, XID handle);
+extern VA_DRI2Buffer *
+VA_DRI2GetBuffers(Display *dpy, XID drawable,
+	       int *width, int *height,
+	       unsigned int *attachments, int count,
+	       int *outCount);
+extern void
+VA_DRI2CopyRegion(Display *dpy, XID drawable, XserverRegion region,
+                  CARD32 dest, CARD32 src);
+extern void
+VA_DRI2SwapBuffers(Display *dpy, XID drawable, CARD64 target_msc, CARD64 divisor,
+                   CARD64 remainder, CARD64 *count);
+#endif