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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_mpeg12_mc_renderer_h
#define vl_mpeg12_mc_renderer_h
#include <pipe/p_compiler.h>
#include <pipe/p_state.h>
#include <pipe/p_video_state.h>
#include "vl_types.h"
#include "vl_idct.h"
#include "vl_vertex_buffers.h"
struct pipe_context;
struct pipe_macroblock;
struct keymap;
/* A slice is video-width (rounded up to a multiple of macroblock width) x macroblock height */
enum VL_MPEG12_MC_RENDERER_BUFFER_MODE
{
VL_MPEG12_MC_RENDERER_BUFFER_SLICE, /* Saves memory at the cost of smaller batches */
VL_MPEG12_MC_RENDERER_BUFFER_PICTURE /* Larger batches, more memory */
};
struct vl_mpeg12_mc_renderer
{
struct pipe_context *pipe;
unsigned buffer_width;
unsigned buffer_height;
enum pipe_video_chroma_format chroma_format;
const unsigned (*empty_block_mask)[3][2][2];
enum VL_MPEG12_MC_RENDERER_BUFFER_MODE bufmode;
unsigned macroblocks_per_batch;
unsigned vertex_stream_stride;
struct pipe_viewport_state viewport;
struct pipe_framebuffer_state fb_state;
struct vl_idct idct_luma, idct_chroma;
void *vertex_elems_state;
void *rs_state;
void *vs, *fs;
struct pipe_vertex_buffer quad;
union
{
void *all[5];
struct { void *y, *cb, *cr, *ref[2]; } individual;
} samplers;
struct keymap *texview_map;
};
struct vl_mpeg12_mc_buffer
{
struct vl_idct_buffer idct_y, idct_cb, idct_cr;
struct vl_vertex_buffer vertex_stream;
union
{
struct pipe_sampler_view *all[5];
struct { struct pipe_sampler_view *y, *cb, *cr, *ref[2]; } individual;
} sampler_views;
union
{
struct pipe_resource *all[5];
struct { struct pipe_resource *y, *cb, *cr, *ref[2]; } individual;
} textures;
union
{
struct pipe_vertex_buffer all[2];
struct {
struct pipe_vertex_buffer quad, stream;
} individual;
} vertex_bufs;
struct pipe_surface *surface, *past, *future;
struct pipe_fence_handle **fence;
unsigned num_macroblocks;
};
bool vl_mpeg12_mc_renderer_init(struct vl_mpeg12_mc_renderer *renderer,
struct pipe_context *pipe,
unsigned picture_width,
unsigned picture_height,
enum pipe_video_chroma_format chroma_format,
enum VL_MPEG12_MC_RENDERER_BUFFER_MODE bufmode);
void vl_mpeg12_mc_renderer_cleanup(struct vl_mpeg12_mc_renderer *renderer);
bool vl_mpeg12_mc_init_buffer(struct vl_mpeg12_mc_renderer *renderer, struct vl_mpeg12_mc_buffer *buffer);
void vl_mpeg12_mc_cleanup_buffer(struct vl_mpeg12_mc_renderer *renderer, struct vl_mpeg12_mc_buffer *buffer);
void vl_mpeg12_mc_map_buffer(struct vl_mpeg12_mc_renderer *renderer, struct vl_mpeg12_mc_buffer *buffer);
void vl_mpeg12_mc_renderer_render_macroblocks(struct vl_mpeg12_mc_renderer *renderer,
struct vl_mpeg12_mc_buffer *buffer,
struct pipe_surface *surface,
struct pipe_surface *past,
struct pipe_surface *future,
unsigned num_macroblocks,
struct pipe_mpeg12_macroblock *mpeg12_macroblocks,
struct pipe_fence_handle **fence);
void vl_mpeg12_mc_unmap_buffer(struct vl_mpeg12_mc_renderer *renderer, struct vl_mpeg12_mc_buffer *buffer);
void vl_mpeg12_mc_renderer_flush(struct vl_mpeg12_mc_renderer *renderer, struct vl_mpeg12_mc_buffer *buffer);
#endif /* vl_mpeg12_mc_renderer_h */
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