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/**************************************************************************
*
* Copyright 2010 Thomas Balling Sørensen.
* Copyright 2011 Christian König.
* 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 <assert.h>
#include "pipe/p_state.h"
#include "util/u_memory.h"
#include "util/u_debug.h"
#include "util/u_rect.h"
#include "vdpau_private.h"
/**
* Create a VdpVideoSurface.
*/
VdpStatus
vlVdpVideoSurfaceCreate(VdpDevice device, VdpChromaType chroma_type,
uint32_t width, uint32_t height,
VdpVideoSurface *surface)
{
struct pipe_video_buffer tmpl;
vlVdpSurface *p_surf;
VdpStatus ret;
VDPAU_MSG(VDPAU_TRACE, "[VDPAU] Creating a surface\n");
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(vlVdpSurface));
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->device = dev;
memset(&tmpl, 0, sizeof(tmpl));
tmpl.buffer_format = PIPE_FORMAT_YV12;
tmpl.chroma_format = ChromaToPipe(chroma_type);
tmpl.width = width;
tmpl.height = height;
p_surf->video_buffer = dev->context->pipe->create_video_buffer
(
dev->context->pipe,
&tmpl
);
*surface = vlAddDataHTAB(p_surf);
if (*surface == 0) {
ret = VDP_STATUS_ERROR;
goto no_handle;
}
return VDP_STATUS_OK;
no_handle:
p_surf->video_buffer->destroy(p_surf->video_buffer);
inv_device:
FREE(p_surf);
no_res:
no_htab:
inv_size:
return ret;
}
/**
* Destroy a VdpVideoSurface.
*/
VdpStatus
vlVdpVideoSurfaceDestroy(VdpVideoSurface surface)
{
vlVdpSurface *p_surf;
p_surf = (vlVdpSurface *)vlGetDataHTAB((vlHandle)surface);
if (!p_surf)
return VDP_STATUS_INVALID_HANDLE;
if (p_surf->video_buffer)
p_surf->video_buffer->destroy(p_surf->video_buffer);
FREE(p_surf);
return VDP_STATUS_OK;
}
/**
* Retrieve the parameters used to create a VdpVideoSurface.
*/
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;
*width = p_surf->video_buffer->width;
*height = p_surf->video_buffer->height;
*chroma_type = PipeToChroma(p_surf->video_buffer->chroma_format);
return VDP_STATUS_OK;
}
/**
* Copy image data from a VdpVideoSurface to application memory in a specified
* YCbCr format.
*/
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;
return VDP_STATUS_NO_IMPLEMENTATION;
}
/**
* Copy image data from application memory in a specific YCbCr format to
* a VdpVideoSurface.
*/
VdpStatus
vlVdpVideoSurfacePutBitsYCbCr(VdpVideoSurface surface,
VdpYCbCrFormat source_ycbcr_format,
void const *const *source_data,
uint32_t const *source_pitches)
{
enum pipe_format pformat = FormatYCBCRToPipe(source_ycbcr_format);
struct pipe_context *pipe;
struct pipe_sampler_view **sampler_views;
unsigned i;
if (!vlCreateHTAB())
return VDP_STATUS_RESOURCES;
vlVdpSurface *p_surf = vlGetDataHTAB(surface);
if (!p_surf)
return VDP_STATUS_INVALID_HANDLE;
pipe = p_surf->device->context->pipe;
if (!pipe)
return VDP_STATUS_INVALID_HANDLE;
if (p_surf->video_buffer == NULL || pformat != p_surf->video_buffer->buffer_format) {
assert(0); // TODO Recreate resource
return VDP_STATUS_NO_IMPLEMENTATION;
}
sampler_views = p_surf->video_buffer->get_sampler_view_planes(p_surf->video_buffer);
if (!sampler_views)
return VDP_STATUS_RESOURCES;
for (i = 0; i < 3; ++i) { //TODO put nr of planes into util format
struct pipe_sampler_view *sv = sampler_views[i ? i ^ 3 : 0];
struct pipe_box dst_box = { 0, 0, 0, sv->texture->width0, sv->texture->height0, 1 };
struct pipe_transfer *transfer;
void *map;
transfer = pipe->get_transfer(pipe, sv->texture, 0, PIPE_TRANSFER_WRITE, &dst_box);
if (!transfer)
return VDP_STATUS_RESOURCES;
map = pipe->transfer_map(pipe, transfer);
if (map) {
util_copy_rect(map, sv->texture->format, transfer->stride, 0, 0,
dst_box.width, dst_box.height,
source_data[i], source_pitches[i], 0, 0);
pipe->transfer_unmap(pipe, transfer);
}
pipe->transfer_destroy(pipe, transfer);
}
return VDP_STATUS_OK;
}
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