/**************************************************************************
 *
 * Copyright 2010 Thomas Balling Sørensen.
 * 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 TUNGSTEN GRAPHICS 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.
 *
 **************************************************************************/

#include "vdpau_private.h"
#include <pipe/p_screen.h>
#include <pipe/p_state.h>
#include <util/u_memory.h>
#include <util/u_format.h>
#include <stdio.h>

VdpStatus
vlVdpVideoSurfaceCreate(VdpDevice device,
 VdpChromaType chroma_type,
 uint32_t width,
 uint32_t height,
 VdpVideoSurface *surface)
{
 printf("[VDPAU] Creating a surface\n");

 vlVdpSurface *p_surf;
 VdpStatus ret;

 if (!(width && height))
 {
 ret = VDP_STATUS_INVALID_SIZE;
 goto inv_size;
 }


 if (!vlCreateHTAB()) {
 ret = VDP_STATUS_RESOURCES;
 goto no_htab;
 }

 p_surf = CALLOC(1, sizeof(p_surf));
 if (!p_surf) {
 ret = VDP_STATUS_RESOURCES;
 goto no_res;
 }

 vlVdpDevice *dev = vlGetDataHTAB(device);
 if (!dev) {
 ret = VDP_STATUS_INVALID_HANDLE;
 goto inv_device;
 }

 p_surf->chroma_format = FormatToPipe(chroma_type);
 p_surf->device = dev;

 *surface = vlAddDataHTAB(p_surf);
 if (*surface == 0) {
 ret = VDP_STATUS_ERROR;
 goto no_handle;
 }

 return VDP_STATUS_OK;

no_handle:
 FREE(p_surf->psurface);
inv_device:
no_surf:
 FREE(p_surf);
no_res:
 // vlDestroyHTAB(); XXX: Do not destroy this tab, I think.
no_htab:
inv_size:
 return ret;
}

VdpStatus
vlVdpVideoSurfaceDestroy ( VdpVideoSurface surface )
{
 vlVdpSurface *p_surf;

 p_surf = (vlVdpSurface *)vlGetDataHTAB((vlHandle)surface);
 if (!p_surf)
 return VDP_STATUS_INVALID_HANDLE;

 if (p_surf->psurface) {
 if (p_surf->psurface->texture) {
 if (p_surf->psurface->texture->screen)
 p_surf->psurface->texture->screen->tex_surface_destroy(p_surf->psurface);
 }
 }
 FREE(p_surf);
 return VDP_STATUS_OK;
}

VdpStatus
vlVdpVideoSurfaceGetParameters ( VdpVideoSurface surface,
 VdpChromaType *chroma_type,
 uint32_t *width,
 uint32_t *height
)
{
 if (!(width && height && chroma_type))
 return VDP_STATUS_INVALID_POINTER;


 vlVdpSurface *p_surf = vlGetDataHTAB(surface);
 if (!p_surf)
 return VDP_STATUS_INVALID_HANDLE;


 if (!(p_surf->chroma_format > 0 && p_surf->chroma_format < 3))
 return VDP_STATUS_INVALID_CHROMA_TYPE;

 *width = p_surf->width;
 *height = p_surf->height;
 *chroma_type = PipeToType(p_surf->chroma_format);

 return VDP_STATUS_OK;
}

VdpStatus
vlVdpVideoSurfaceGetBitsYCbCr ( VdpVideoSurface surface,
 VdpYCbCrFormat destination_ycbcr_format,
 void *const *destination_data,
 uint32_t const *destination_pitches
)
{
 if (!vlCreateHTAB())
 return VDP_STATUS_RESOURCES;


 vlVdpSurface *p_surf = vlGetDataHTAB(surface);
 if (!p_surf)
 return VDP_STATUS_INVALID_HANDLE;

 if (!p_surf->psurface)
 return VDP_STATUS_RESOURCES;


 return VDP_STATUS_OK;
}

VdpStatus
vlVdpVideoSurfacePutBitsYCbCr ( VdpVideoSurface surface,
 VdpYCbCrFormat source_ycbcr_format,
 void const *const *source_data,
 uint32_t const *source_pitches
)
{
 uint32_t size_surface_bytes;
 const struct util_format_description *format_desc;
 enum pipe_format pformat = FormatToPipe(source_ycbcr_format);

 if (!vlCreateHTAB())
 return VDP_STATUS_RESOURCES;


 vlVdpSurface *p_surf = vlGetDataHTAB(surface);
 if (!p_surf)
 return VDP_STATUS_INVALID_HANDLE;


 //size_surface_bytes = ( source_pitches[0] * p_surf->height util_format_get_blockheight(pformat) );
 /*util_format_translate(enum pipe_format dst_format,
 void *dst, unsigned dst_stride,
 unsigned dst_x, unsigned dst_y,
 enum pipe_format src_format,
 const void *src, unsigned src_stride,
 unsigned src_x, unsigned src_y,
 unsigned width, unsigned height);*/

 return VDP_STATUS_NO_IMPLEMENTATION;

}