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/**************************************************************************
*
* Copyright 2013 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.
*
**************************************************************************/
/*
* Authors:
* Christian König <christian.koenig@amd.com>
*
*/
#include "main/texobj.h"
#include "main/teximage.h"
#include "main/errors.h"
#include "program/prog_instruction.h"
#include "pipe/p_state.h"
#include "pipe/p_video_codec.h"
#include "state_tracker/vdpau_interop.h"
#include "util/u_inlines.h"
#include "st_vdpau.h"
#include "st_context.h"
#include "st_texture.h"
#include "st_format.h"
#include "st_cb_flush.h"
static void
st_vdpau_map_surface(struct gl_context *ctx, GLenum target, GLenum access,
GLboolean output, struct gl_texture_object *texObj,
struct gl_texture_image *texImage,
const GLvoid *vdpSurface, GLuint index)
{
int (*getProcAddr)(uint32_t device, uint32_t id, void **ptr);
uint32_t device = (uintptr_t)ctx->vdpDevice;
struct st_context *st = st_context(ctx);
struct st_texture_object *stObj = st_texture_object(texObj);
struct st_texture_image *stImage = st_texture_image(texImage);
struct pipe_resource *res;
struct pipe_sampler_view *sv, templ;
mesa_format texFormat;
getProcAddr = ctx->vdpGetProcAddress;
if (output) {
VdpOutputSurfaceGallium *f;
if (getProcAddr(device, VDP_FUNC_ID_OUTPUT_SURFACE_GALLIUM, (void**)&f)) {
_mesa_error(ctx, GL_INVALID_OPERATION, "VDPAUMapSurfacesNV");
return;
}
res = f((uintptr_t)vdpSurface);
if (!res) {
_mesa_error(ctx, GL_INVALID_OPERATION, "VDPAUMapSurfacesNV");
return;
}
} else {
VdpVideoSurfaceGallium *f;
struct pipe_video_buffer *buffer;
struct pipe_sampler_view **samplers;
if (getProcAddr(device, VDP_FUNC_ID_VIDEO_SURFACE_GALLIUM, (void**)&f)) {
_mesa_error(ctx, GL_INVALID_OPERATION, "VDPAUMapSurfacesNV");
return;
}
buffer = f((uintptr_t)vdpSurface);
if (!buffer) {
_mesa_error(ctx, GL_INVALID_OPERATION, "VDPAUMapSurfacesNV");
return;
}
samplers = buffer->get_sampler_view_planes(buffer);
if (!samplers) {
_mesa_error(ctx, GL_INVALID_OPERATION, "VDPAUMapSurfacesNV");
return;
}
sv = samplers[index >> 1];
if (!sv) {
_mesa_error(ctx, GL_INVALID_OPERATION, "VDPAUMapSurfacesNV");
return;
}
res = sv->texture;
}
if (!res) {
_mesa_error(ctx, GL_INVALID_OPERATION, "VDPAUMapSurfacesNV");
return;
}
/* do we have different screen objects ? */
if (res->screen != st->pipe->screen) {
_mesa_error(ctx, GL_INVALID_OPERATION, "VDPAUMapSurfacesNV");
return;
}
/* switch to surface based */
if (!stObj->surface_based) {
_mesa_clear_texture_object(ctx, texObj);
stObj->surface_based = GL_TRUE;
}
texFormat = st_pipe_format_to_mesa_format(res->format);
_mesa_init_teximage_fields(ctx, texImage,
res->width0, res->height0, 1, 0, GL_RGBA,
texFormat);
pipe_resource_reference(&stObj->pt, res);
pipe_sampler_view_reference(&stObj->sampler_view, NULL);
pipe_resource_reference(&stImage->pt, res);
u_sampler_view_default_template(&templ, res, res->format);
templ.u.tex.first_layer = index & 1;
templ.u.tex.last_layer = index & 1;
templ.swizzle_r = GET_SWZ(stObj->base._Swizzle, 0);
templ.swizzle_g = GET_SWZ(stObj->base._Swizzle, 1);
templ.swizzle_b = GET_SWZ(stObj->base._Swizzle, 2);
templ.swizzle_a = GET_SWZ(stObj->base._Swizzle, 3);
stObj->sampler_view = st->pipe->create_sampler_view(st->pipe, res, &templ);
stObj->width0 = res->width0;
stObj->height0 = res->height0;
stObj->depth0 = 1;
stObj->surface_format = res->format;
_mesa_dirty_texobj(ctx, texObj);
}
static void
st_vdpau_unmap_surface(struct gl_context *ctx, GLenum target, GLenum access,
GLboolean output, struct gl_texture_object *texObj,
struct gl_texture_image *texImage,
const GLvoid *vdpSurface, GLuint index)
{
struct st_context *st = st_context(ctx);
struct st_texture_object *stObj = st_texture_object(texObj);
struct st_texture_image *stImage = st_texture_image(texImage);
pipe_resource_reference(&stObj->pt, NULL);
pipe_sampler_view_reference(&stObj->sampler_view, NULL);
pipe_resource_reference(&stImage->pt, NULL);
_mesa_dirty_texobj(ctx, texObj);
st_flush(st, NULL, 0);
}
void
st_init_vdpau_functions(struct dd_function_table *functions)
{
functions->VDPAUMapSurface = st_vdpau_map_surface;
functions->VDPAUUnmapSurface = st_vdpau_unmap_surface;
}
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