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/**************************************************************************
*
* Copyright 2009 Younes Manton.
* 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.
*
**************************************************************************/
#ifndef vl_mc_h
#define vl_mc_h
#include <pipe/p_state.h>
#include <pipe/p_video_state.h>
#include <tgsi/tgsi_ureg.h>
#include "vl_defines.h"
#include "vl_types.h"
#define VL_MC_NUM_BLENDERS (1 << VL_MAX_PLANES)
struct pipe_context;
struct vl_mc
{
struct pipe_context *pipe;
unsigned buffer_width;
unsigned buffer_height;
unsigned macroblock_size;
void *rs_state;
void *blend_clear[VL_MC_NUM_BLENDERS];
void *blend_add[VL_MC_NUM_BLENDERS];
void *vs_ref, *vs_ycbcr;
void *fs_ref, *fs_ycbcr;
void *sampler_ref;
};
struct vl_mc_buffer
{
struct vl_mc *renderer;
bool surface_cleared;
struct pipe_viewport_state viewport;
struct pipe_framebuffer_state fb_state;
};
typedef void (*vl_mc_ycbcr_vert_shader)(void *priv, struct vl_mc *mc,
struct ureg_program *shader,
unsigned first_output,
struct ureg_dst tex);
typedef void (*vl_mc_ycbcr_frag_shader)(void *priv, struct vl_mc *mc,
struct ureg_program *shader,
unsigned first_input,
struct ureg_dst dst);
bool vl_mc_init(struct vl_mc *renderer, struct pipe_context *pipe,
unsigned picture_width, unsigned picture_height,
unsigned macroblock_size, float scale,
vl_mc_ycbcr_vert_shader vs_callback,
vl_mc_ycbcr_frag_shader fs_callback,
void *callback_priv);
void vl_mc_cleanup(struct vl_mc *renderer);
bool vl_mc_init_buffer(struct vl_mc *renderer, struct vl_mc_buffer *buffer);
void vl_mc_cleanup_buffer(struct vl_mc_buffer *buffer);
void vl_mc_set_surface(struct vl_mc_buffer *buffer, struct pipe_surface *surface);
void vl_mc_render_ref(struct vl_mc_buffer *buffer, struct pipe_sampler_view *ref);
void vl_mc_render_ycbcr(struct vl_mc_buffer *buffer, unsigned component, unsigned num_instances);
#endif /* vl_mc_h */
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