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  1. /*
  2.  * va_backend_wayland.h - VA driver implementation hooks for Wayland
  3.  *
  4.  * Copyright (c) 2012 Intel Corporation. All Rights Reserved.
  5.  *
  6.  * Permission is hereby granted, free of charge, to any person obtaining a
  7.  * copy of this software and associated documentation files (the
  8.  * "Software"), to deal in the Software without restriction, including
  9.  * without limitation the rights to use, copy, modify, merge, publish,
  10.  * distribute, sub license, and/or sell copies of the Software, and to
  11.  * permit persons to whom the Software is furnished to do so, subject to
  12.  * the following conditions:
  13.  *
  14.  * The above copyright notice and this permission notice (including the
  15.  * next paragraph) shall be included in all copies or substantial portions
  16.  * of the Software.
  17.  *
  18.  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  19.  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  20.  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  21.  * IN NO EVENT SHALL INTEL AND/OR ITS SUPPLIERS BE LIABLE FOR
  22.  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  23.  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  24.  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  25.  */
  26.  
  27. #ifndef VA_BACKEND_WAYLAND_H
  28. #define VA_BACKEND_WAYLAND_H
  29.  
  30. #include <va/va.h>
  31. #include <wayland-client.h>
  32.  
  33. /** \brief VA/Wayland API version. */
  34. #define VA_WAYLAND_API_VERSION  (0x574c4400) /* WLD0 */
  35.  
  36. /* Forward declarations */
  37. struct VADriverContext;
  38.  
  39. /** \brief VA/Wayland implementation hooks. */
  40. struct VADriverVTableWayland {
  41.     /**
  42.      * \brief Interface version.
  43.      *
  44.      * Implementations shall set this field to \ref VA_WAYLAND_API_VERSION.
  45.      */
  46.     unsigned int version;
  47.  
  48.     /** \brief Hook to return Wayland buffer associated with the VA surface. */
  49.     VAStatus (*vaGetSurfaceBufferWl)(
  50.         struct VADriverContext *ctx,
  51.         VASurfaceID             surface,
  52.         unsigned int            flags,
  53.         struct wl_buffer      **out_buffer
  54.     );
  55.  
  56.     /** \brief Hook to return Wayland buffer associated with the VA image. */
  57.     VAStatus (*vaGetImageBufferWl)(
  58.         struct VADriverContext *ctx,
  59.         VAImageID               image,
  60.         unsigned int            flags,
  61.         struct wl_buffer      **out_buffer
  62.     );
  63. };
  64.  
  65. #endif /* VA_BACKEND_WAYLAND_H */
  66.