Update libva headers to the latest release (1.2.1).

third_party/libva/va/wayland/va_wayland.h

Index: third_party/libva/va/wayland/va_wayland.h
diff --git a/third_party/libva/va/wayland/va_wayland.h b/third_party/libva/va/wayland/va_wayland.h
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+/*
+ * va_wayland.h - Wayland API
+ *
+ * Copyright (c) 2012 Intel Corporation. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ * 
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL INTEL AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef VA_WAYLAND_H
+#define VA_WAYLAND_H
+
+#include <va/va.h>
+#include <wayland-client.h>
+
+/**
+ * \file va_wayland.h
+ * \brief The Wayland rendering API
+ *
+ * This file contains the \ref api_wayland "Wayland rendering API".
+ */
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * \defgroup api_wayland Wayland rendering API
+ *
+ * @{
+ *
+ * Theory of operations:
+ * - Create a VA display for an active Wayland display ;
+ * - Perform normal VA-API operations, e.g. decode to a VA surface ;
+ * - Get wl_buffer associated to the VA surface ;
+ * - Attach wl_buffer to wl_surface ;
+ */
+
+/**
+ * \brief Returns a VA display wrapping the specified Wayland display.
+ *
+ * This functions returns a (possibly cached) VA display from the
+ * specified Wayland @display.
+ *
+ * @param[in]   display         the native Wayland display
+ * @return the VA display
+ */
+VADisplay
+vaGetDisplayWl(struct wl_display *display);
+
+/**
+ * \brief Returns the Wayland buffer associated with a VA surface.
+ *
+ * This function returns a wl_buffer handle that can be used as an
+ * argument to wl_surface_attach(). This buffer references the
+ * underlying VA @surface. As such, the VA @surface and Wayland
+ * @out_buffer have the same size and color format. Should specific
+ * color conversion be needed, then VA/VPP API can fulfill this
+ * purpose.
+ *
+ * The @flags describe the desired picture structure. This is useful
+ * to expose a de-interlaced buffer. If the VA driver does not support
+ * any of the supplied flags, then #VA_STATUS_ERROR_FLAG_NOT_SUPPORTED
+ * is returned. The following flags are allowed: \c VA_FRAME_PICTURE,
+ * \c VA_TOP_FIELD, \c VA_BOTTOM_FIELD.
+ *
+ * @param[in]   dpy         the VA display
+ * @param[in]   surface     the VA surface
+ * @param[in]   flags       the deinterlacing flags
+ * @param[out]  out_buffer  a wl_buffer wrapping the VA @surface
+ * @return VA_STATUS_SUCCESS if successful
+ */
+VAStatus
+vaGetSurfaceBufferWl(
+    VADisplay           dpy,
+    VASurfaceID         surface,
+    unsigned int        flags,
+    struct wl_buffer  **out_buffer
+);
+
+/**
+ * \brief Returns the Wayland buffer associated with a VA image.
+ *
+ * This function returns a wl_buffer handle that can be used as an
+ * argument to wl_surface_attach(). This buffer references the
+ * underlying VA @image. As such, the VA @image and Wayland
+ * @out_buffer have the same size and color format. Should specific
+ * color conversion be needed, then VA/VPP API can fulfill this
+ * purpose.
+ *
+ * The @flags describe the desired picture structure. See
+ * vaGetSurfaceBufferWl() description for more details.
+ *
+ * @param[in]   dpy         the VA display
+ * @param[in]   image       the VA image
+ * @param[in]   flags       the deinterlacing flags
+ * @param[out]  out_buffer  a wl_buffer wrapping the VA @image
+ * @return VA_STATUS_SUCCESS if successful
+ */
+VAStatus
+vaGetImageBufferWl(
+    VADisplay           dpy,
+    VAImageID           image,
+    unsigned int        flags,
+    struct wl_buffer  **out_buffer
+);
+
+/**@}*/
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* VA_WAYLAND_H */