/**************************************************************************
 *
 * Copyright 2010 Thomas Balling Sørensen & Orasanu Lucian.
 * Copyright 2014 Advanced Micro Devices, Inc.
 * 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 THE COPYRIGHT HOLDER(S) OR AUTHOR(S) 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.
 *
 **************************************************************************/

#include "pipe/p_screen.h"
#include "pipe/p_video_codec.h"

#include "util/u_memory.h"
#include "vl/vl_winsys.h"

#include "va_private.h"

static struct VADriverVTable vtable =
{
   &vlVaTerminate,
   &vlVaQueryConfigProfiles,
   &vlVaQueryConfigEntrypoints,
   &vlVaGetConfigAttributes,
   &vlVaCreateConfig,
   &vlVaDestroyConfig,
   &vlVaQueryConfigAttributes,
   &vlVaCreateSurfaces,
   &vlVaDestroySurfaces,
   &vlVaCreateContext,
   &vlVaDestroyContext,
   &vlVaCreateBuffer,
   &vlVaBufferSetNumElements,
   &vlVaMapBuffer,
   &vlVaUnmapBuffer,
   &vlVaDestroyBuffer,
   &vlVaBeginPicture,
   &vlVaRenderPicture,
   &vlVaEndPicture,
   &vlVaSyncSurface,
   &vlVaQuerySurfaceStatus,
   &vlVaQuerySurfaceError,
   &vlVaPutSurface,
   &vlVaQueryImageFormats,
   &vlVaCreateImage,
   &vlVaDeriveImage,
   &vlVaDestroyImage,
   &vlVaSetImagePalette,
   &vlVaGetImage,
   &vlVaPutImage,
   &vlVaQuerySubpictureFormats,
   &vlVaCreateSubpicture,
   &vlVaDestroySubpicture,
   &vlVaSubpictureImage,
   &vlVaSetSubpictureChromakey,
   &vlVaSetSubpictureGlobalAlpha,
   &vlVaAssociateSubpicture,
   &vlVaDeassociateSubpicture,
   &vlVaQueryDisplayAttributes,
   &vlVaGetDisplayAttributes,
   &vlVaSetDisplayAttributes,
   &vlVaBufferInfo,
   &vlVaLockSurface,
   &vlVaUnlockSurface
};

PUBLIC VAStatus
VA_DRIVER_INIT_FUNC(VADriverContextP ctx)
{
   vlVaDriver *drv;

   if (!ctx)
      return VA_STATUS_ERROR_INVALID_CONTEXT;

   drv = CALLOC(1, sizeof(vlVaDriver));
   if (!drv)
      return VA_STATUS_ERROR_ALLOCATION_FAILED;

   drv->vscreen = vl_screen_create(ctx->native_dpy, ctx->x11_screen);
   if (!drv->vscreen) {
      FREE(drv);
      return VA_STATUS_ERROR_ALLOCATION_FAILED;
   }

   ctx->pDriverData = (void *)drv;
   ctx->version_major = 0;
   ctx->version_minor = 1;
   *ctx->vtable = vtable;
   ctx->max_profiles = PIPE_VIDEO_PROFILE_MPEG4_AVC_HIGH - PIPE_VIDEO_PROFILE_UNKNOWN;
   ctx->max_entrypoints = 1;
   ctx->max_attributes = 1;
   ctx->max_image_formats = 1;
   ctx->max_subpic_formats = 1;
   ctx->max_display_attributes = 1;
   ctx->str_vendor = "mesa gallium vaapi";

   return VA_STATUS_SUCCESS;
}

VAStatus
vlVaCreateContext(VADriverContextP ctx, VAConfigID config_id, int picture_width,
                  int picture_height, int flag, VASurfaceID *render_targets,
                  int num_render_targets, VAContextID *conext)
{
   if (!ctx)
      return VA_STATUS_ERROR_INVALID_CONTEXT;

   return VA_STATUS_ERROR_UNIMPLEMENTED;
}

VAStatus
vlVaDestroyContext(VADriverContextP ctx, VAContextID context)
{
   if (!ctx)
      return VA_STATUS_ERROR_INVALID_CONTEXT;

   return VA_STATUS_ERROR_UNIMPLEMENTED;
}

VAStatus
vlVaTerminate(VADriverContextP ctx)
{
   vlVaDriver *drv;

   if (!ctx)
      return VA_STATUS_ERROR_INVALID_CONTEXT;

   drv = ctx->pDriverData;
   vl_screen_destroy(drv->vscreen);
   FREE(drv);

   return VA_STATUS_SUCCESS;
}