Add libva, a library for video accelerated video processing.

third_party/libva/va/va_android.h

+#ifndef _VA_ANDROID_H_
+#define _VA_ANDROID_H_
+
+#include <va/va.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*
+ * Returns a suitable VADisplay for VA API
+ */
+VADisplay vaGetDisplay (
+    void *android_dpy
+);
+
+#ifdef __cplusplus
+}
+#endif
+
+#ifdef __cplusplus
+#ifdef ANDROID
+#include <surfaceflinger/ISurface.h>
+using namespace android;
+
+/*
+ * Output rendering
+ * Following is the rendering interface for Android system, 
+ * to get the decode output surface to an ISurface object.
+ * It basically performs a de-interlacing (if needed), 
+ * color space conversion and scaling to the destination
+ * rectangle
+ */
+VAStatus vaPutSurface (
+    VADisplay dpy,
+    VASurfaceID surface,        
+    sp<ISurface> draw, /* Android Window/Surface */
+    short srcx,
+    short srcy,
+    unsigned short srcw,
+    unsigned short srch,
+    short destx,
+    short desty,
+    unsigned short destw,
+    unsigned short desth,
+    VARectangle *cliprects, /* client supplied destination clip list */
+    unsigned int number_cliprects, /* number of clip rects in the clip list */
+    unsigned int flags /* PutSurface flags */
+);
+
+#endif /* ANDROID */
+#endif /* __cplusplus */
+
+#endif /* _VA_ANDROID_H_ */