243 lines
6.3 KiB
C
243 lines
6.3 KiB
C
/**************************************************************************
|
|
*
|
|
* 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_compositor_h
|
|
#define vl_compositor_h
|
|
|
|
#include "pipe/p_state.h"
|
|
#include "pipe/p_video_decoder.h"
|
|
#include "pipe/p_video_state.h"
|
|
|
|
#include "util/u_rect.h"
|
|
|
|
#include "vl_types.h"
|
|
#include "vl_csc.h"
|
|
|
|
struct pipe_context;
|
|
|
|
/**
|
|
* composing and displaying of image data
|
|
*/
|
|
|
|
#define VL_COMPOSITOR_MAX_LAYERS 16
|
|
|
|
/* deinterlace allgorithem */
|
|
enum vl_compositor_deinterlace
|
|
{
|
|
VL_COMPOSITOR_WEAVE,
|
|
VL_COMPOSITOR_BOB_TOP,
|
|
VL_COMPOSITOR_BOB_BOTTOM
|
|
};
|
|
|
|
struct vl_compositor_layer
|
|
{
|
|
bool clearing;
|
|
|
|
bool viewport_valid;
|
|
struct pipe_viewport_state viewport;
|
|
|
|
void *fs;
|
|
void *samplers[3];
|
|
void *blend;
|
|
|
|
struct pipe_sampler_view *sampler_views[3];
|
|
struct {
|
|
struct vertex2f tl, br;
|
|
} src, dst;
|
|
struct vertex2f zw;
|
|
struct vertex4f colors[4];
|
|
};
|
|
|
|
struct vl_compositor_state
|
|
{
|
|
struct pipe_context *pipe;
|
|
|
|
bool scissor_valid;
|
|
struct pipe_scissor_state scissor;
|
|
struct pipe_resource *csc_matrix;
|
|
|
|
union pipe_color_union clear_color;
|
|
|
|
unsigned used_layers:VL_COMPOSITOR_MAX_LAYERS;
|
|
struct vl_compositor_layer layers[VL_COMPOSITOR_MAX_LAYERS];
|
|
};
|
|
|
|
struct vl_compositor
|
|
{
|
|
struct pipe_context *pipe;
|
|
|
|
struct pipe_framebuffer_state fb_state;
|
|
struct pipe_vertex_buffer vertex_buf;
|
|
|
|
void *sampler_linear;
|
|
void *sampler_nearest;
|
|
void *blend_clear, *blend_add;
|
|
void *rast;
|
|
void *dsa;
|
|
void *vertex_elems_state;
|
|
|
|
void *vs;
|
|
void *fs_video_buffer;
|
|
void *fs_weave;
|
|
void *fs_rgba;
|
|
|
|
struct {
|
|
void *rgb;
|
|
void *yuv;
|
|
} fs_palette;
|
|
};
|
|
|
|
/**
|
|
* initialize this compositor
|
|
*/
|
|
bool
|
|
vl_compositor_init(struct vl_compositor *compositor, struct pipe_context *pipe);
|
|
|
|
/**
|
|
* init state bag
|
|
*/
|
|
bool
|
|
vl_compositor_init_state(struct vl_compositor_state *state, struct pipe_context *pipe);
|
|
|
|
/**
|
|
* set yuv -> rgba conversion matrix
|
|
*/
|
|
void
|
|
vl_compositor_set_csc_matrix(struct vl_compositor_state *settings, const vl_csc_matrix *matrix);
|
|
|
|
/**
|
|
* reset dirty area, so it's cleared with the clear colour
|
|
*/
|
|
void
|
|
vl_compositor_reset_dirty_area(struct u_rect *dirty);
|
|
|
|
/**
|
|
* set the clear color
|
|
*/
|
|
void
|
|
vl_compositor_set_clear_color(struct vl_compositor_state *settings, union pipe_color_union *color);
|
|
|
|
/**
|
|
* get the clear color
|
|
*/
|
|
void
|
|
vl_compositor_get_clear_color(struct vl_compositor_state *settings, union pipe_color_union *color);
|
|
|
|
/**
|
|
* set the destination clipping
|
|
*/
|
|
void
|
|
vl_compositor_set_dst_clip(struct vl_compositor_state *settings, struct u_rect *dst_clip);
|
|
|
|
/**
|
|
* set overlay samplers
|
|
*/
|
|
/*@{*/
|
|
|
|
/**
|
|
* reset all currently set layers
|
|
*/
|
|
void
|
|
vl_compositor_clear_layers(struct vl_compositor_state *state);
|
|
|
|
/**
|
|
* set the blender used to render a layer
|
|
*/
|
|
void
|
|
vl_compositor_set_layer_blend(struct vl_compositor_state *state,
|
|
unsigned layer, void *blend, bool is_clearing);
|
|
|
|
/**
|
|
* set the layer destination area
|
|
*/
|
|
void
|
|
vl_compositor_set_layer_dst_area(struct vl_compositor_state *settings,
|
|
unsigned layer, struct u_rect *dst_area);
|
|
|
|
/**
|
|
* set a video buffer as a layer to render
|
|
*/
|
|
void
|
|
vl_compositor_set_buffer_layer(struct vl_compositor_state *state,
|
|
struct vl_compositor *compositor,
|
|
unsigned layer,
|
|
struct pipe_video_buffer *buffer,
|
|
struct u_rect *src_rect,
|
|
struct u_rect *dst_rect,
|
|
enum vl_compositor_deinterlace deinterlace);
|
|
|
|
/**
|
|
* set a paletted sampler as a layer to render
|
|
*/
|
|
void
|
|
vl_compositor_set_palette_layer(struct vl_compositor_state *state,
|
|
struct vl_compositor *compositor,
|
|
unsigned layer,
|
|
struct pipe_sampler_view *indexes,
|
|
struct pipe_sampler_view *palette,
|
|
struct u_rect *src_rect,
|
|
struct u_rect *dst_rect,
|
|
bool include_color_conversion);
|
|
|
|
/**
|
|
* set a rgba sampler as a layer to render
|
|
*/
|
|
void
|
|
vl_compositor_set_rgba_layer(struct vl_compositor_state *state,
|
|
struct vl_compositor *compositor,
|
|
unsigned layer,
|
|
struct pipe_sampler_view *rgba,
|
|
struct u_rect *src_rect,
|
|
struct u_rect *dst_rect,
|
|
struct vertex4f *colors);
|
|
|
|
/*@}*/
|
|
|
|
/**
|
|
* render the layers to the frontbuffer
|
|
*/
|
|
void
|
|
vl_compositor_render(struct vl_compositor_state *state,
|
|
struct vl_compositor *compositor,
|
|
struct pipe_surface *dst_surface,
|
|
struct u_rect *dirty_area,
|
|
bool clear_dirty);
|
|
|
|
/**
|
|
* destroy this compositor
|
|
*/
|
|
void
|
|
vl_compositor_cleanup(struct vl_compositor *compositor);
|
|
|
|
/**
|
|
* destroy this state bag
|
|
*/
|
|
void
|
|
vl_compositor_cleanup_state(struct vl_compositor_state *state);
|
|
|
|
#endif /* vl_compositor_h */
|