third_party/libva/va/wayland/va_backend_wayland.h

   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 */