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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 VMWARE 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 "util/u_sampler.h"
#include "vl_compositor_gfx.h"
#include "vl_compositor_cs.h"
static bool
init_shaders(struct vl_compositor *c)
{
assert(c);
if (c->pipe_cs_composit_supported) {
if (!vl_compositor_cs_init_shaders(c))
return false;
} else if (c->pipe_gfx_supported) {
c->fs_video_buffer = create_frag_shader_video_buffer(c);
if (!c->fs_video_buffer) {
debug_printf("Unable to create YCbCr-to-RGB fragment shader.\n");
return false;
}
c->fs_weave_rgb = create_frag_shader_weave_rgb(c);
if (!c->fs_weave_rgb) {
debug_printf("Unable to create YCbCr-to-RGB weave fragment shader.\n");
return false;
}
c->fs_yuv.weave.y = create_frag_shader_deint_yuv(c, true, true);
c->fs_yuv.weave.uv = create_frag_shader_deint_yuv(c, false, true);
c->fs_yuv.bob.y = create_frag_shader_deint_yuv(c, true, false);
c->fs_yuv.bob.uv = create_frag_shader_deint_yuv(c, false, false);
if (!c->fs_yuv.weave.y || !c->fs_yuv.weave.uv ||
!c->fs_yuv.bob.y || !c->fs_yuv.bob.uv) {
debug_printf("Unable to create YCbCr i-to-YCbCr p deint fragment shader.\n");
return false;
}
}
if (c->pipe_gfx_supported) {
c->vs = create_vert_shader(c);
if (!c->vs) {
debug_printf("Unable to create vertex shader.\n");
return false;
}
c->fs_palette.yuv = create_frag_shader_palette(c, true);
if (!c->fs_palette.yuv) {
debug_printf("Unable to create YUV-Palette-to-RGB fragment shader.\n");
return false;
}
c->fs_palette.rgb = create_frag_shader_palette(c, false);
if (!c->fs_palette.rgb) {
debug_printf("Unable to create RGB-Palette-to-RGB fragment shader.\n");
return false;
}
c->fs_rgb_yuv.y = create_frag_shader_rgb_yuv(c, true);
c->fs_rgb_yuv.uv = create_frag_shader_rgb_yuv(c, false);
if (!c->fs_rgb_yuv.y || !c->fs_rgb_yuv.uv) {
debug_printf("Unable to create RGB-to-YUV fragment shader.\n");
return false;
}
c->fs_rgba = create_frag_shader_rgba(c);
if (!c->fs_rgba) {
debug_printf("Unable to create RGB-to-RGB fragment shader.\n");
return false;
}
}
return true;
}
static void cleanup_shaders(struct vl_compositor *c)
{
assert(c);
if (c->pipe_cs_composit_supported) {
vl_compositor_cs_cleanup_shaders(c);
} else if (c->pipe_gfx_supported) {
c->pipe->delete_fs_state(c->pipe, c->fs_video_buffer);
c->pipe->delete_fs_state(c->pipe, c->fs_weave_rgb);
c->pipe->delete_fs_state(c->pipe, c->fs_yuv.weave.y);
c->pipe->delete_fs_state(c->pipe, c->fs_yuv.weave.uv);
c->pipe->delete_fs_state(c->pipe, c->fs_yuv.bob.y);
c->pipe->delete_fs_state(c->pipe, c->fs_yuv.bob.uv);
}
if (c->pipe_gfx_supported) {
c->pipe->delete_vs_state(c->pipe, c->vs);
c->pipe->delete_fs_state(c->pipe, c->fs_palette.yuv);
c->pipe->delete_fs_state(c->pipe, c->fs_palette.rgb);
c->pipe->delete_fs_state(c->pipe, c->fs_rgb_yuv.y);
c->pipe->delete_fs_state(c->pipe, c->fs_rgb_yuv.uv);
c->pipe->delete_fs_state(c->pipe, c->fs_rgba);
}
}
static bool
init_pipe_state(struct vl_compositor *c)
{
struct pipe_rasterizer_state rast;
struct pipe_sampler_state sampler;
struct pipe_blend_state blend;
struct pipe_depth_stencil_alpha_state dsa;
unsigned i;
assert(c);
c->fb_state.nr_cbufs = 1;
c->fb_state.zsbuf = NULL;
memset(&sampler, 0, sizeof(sampler));
sampler.wrap_s = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
sampler.wrap_t = PIPE_TEX_WRAP_CLAMP_TO_EDGE;
sampler.wrap_r = PIPE_TEX_WRAP_REPEAT;
sampler.min_img_filter = PIPE_TEX_FILTER_LINEAR;
sampler.min_mip_filter = PIPE_TEX_MIPFILTER_NONE;
sampler.mag_img_filter = PIPE_TEX_FILTER_LINEAR;
sampler.compare_mode = PIPE_TEX_COMPARE_NONE;
sampler.compare_func = PIPE_FUNC_ALWAYS;
sampler.normalized_coords = 1;
c->sampler_linear = c->pipe->create_sampler_state(c->pipe, &sampler);
sampler.min_img_filter = PIPE_TEX_FILTER_NEAREST;
sampler.mag_img_filter = PIPE_TEX_FILTER_NEAREST;
c->sampler_nearest = c->pipe->create_sampler_state(c->pipe, &sampler);
if (c->pipe_gfx_supported) {
memset(&blend, 0, sizeof blend);
blend.independent_blend_enable = 0;
blend.rt[0].blend_enable = 0;
blend.logicop_enable = 0;
blend.logicop_func = PIPE_LOGICOP_CLEAR;
blend.rt[0].colormask = PIPE_MASK_RGBA;
blend.dither = 0;
c->blend_clear = c->pipe->create_blend_state(c->pipe, &blend);
blend.rt[0].blend_enable = 1;
blend.rt[0].rgb_func = PIPE_BLEND_ADD;
blend.rt[0].rgb_src_factor = PIPE_BLENDFACTOR_SRC_ALPHA;
blend.rt[0].rgb_dst_factor = PIPE_BLENDFACTOR_INV_SRC_ALPHA;
blend.rt[0].alpha_func = PIPE_BLEND_ADD;
blend.rt[0].alpha_src_factor = PIPE_BLENDFACTOR_ONE;
blend.rt[0].alpha_dst_factor = PIPE_BLENDFACTOR_ONE;
c->blend_add = c->pipe->create_blend_state(c->pipe, &blend);
memset(&rast, 0, sizeof rast);
rast.flatshade = 0;
rast.front_ccw = 1;
rast.cull_face = PIPE_FACE_NONE;
rast.fill_back = PIPE_POLYGON_MODE_FILL;
rast.fill_front = PIPE_POLYGON_MODE_FILL;
rast.scissor = 1;
rast.line_width = 1;
rast.point_size_per_vertex = 1;
rast.offset_units = 1;
rast.offset_scale = 1;
rast.half_pixel_center = 1;
rast.bottom_edge_rule = 1;
rast.depth_clip_near = 1;
rast.depth_clip_far = 1;
c->rast = c->pipe->create_rasterizer_state(c->pipe, &rast);
memset(&dsa, 0, sizeof dsa);
dsa.depth.enabled = 0;
dsa.depth.writemask = 0;
dsa.depth.func = PIPE_FUNC_ALWAYS;
for (i = 0; i < 2; ++i) {
dsa.stencil[i].enabled = 0;
dsa.stencil[i].func = PIPE_FUNC_ALWAYS;
dsa.stencil[i].fail_op = PIPE_STENCIL_OP_KEEP;
dsa.stencil[i].zpass_op = PIPE_STENCIL_OP_KEEP;
dsa.stencil[i].zfail_op = PIPE_STENCIL_OP_KEEP;
dsa.stencil[i].valuemask = 0;
dsa.stencil[i].writemask = 0;
}
dsa.alpha.enabled = 0;
dsa.alpha.func = PIPE_FUNC_ALWAYS;
dsa.alpha.ref_value = 0;
c->dsa = c->pipe->create_depth_stencil_alpha_state(c->pipe, &dsa);
c->pipe->bind_depth_stencil_alpha_state(c->pipe, c->dsa);
}
return true;
}
static void cleanup_pipe_state(struct vl_compositor *c)
{
assert(c);
if (c->pipe_gfx_supported) {
/* Asserted in softpipe_delete_fs_state() for some reason */
c->pipe->bind_vs_state(c->pipe, NULL);
c->pipe->bind_fs_state(c->pipe, NULL);
c->pipe->delete_depth_stencil_alpha_state(c->pipe, c->dsa);
c->pipe->delete_blend_state(c->pipe, c->blend_clear);
c->pipe->delete_blend_state(c->pipe, c->blend_add);
c->pipe->delete_rasterizer_state(c->pipe, c->rast);
}
c->pipe->delete_sampler_state(c->pipe, c->sampler_linear);
c->pipe->delete_sampler_state(c->pipe, c->sampler_nearest);
}
static bool
init_buffers(struct vl_compositor *c)
{
struct pipe_vertex_element vertex_elems[3];
assert(c);
/*
* Create our vertex buffer and vertex buffer elements
*/
c->vertex_buf.stride = sizeof(struct vertex2f) + sizeof(struct vertex4f) * 2;
c->vertex_buf.buffer_offset = 0;
c->vertex_buf.buffer.resource = NULL;
c->vertex_buf.is_user_buffer = false;
if (c->pipe_gfx_supported) {
vertex_elems[0].src_offset = 0;
vertex_elems[0].instance_divisor = 0;
vertex_elems[0].vertex_buffer_index = 0;
vertex_elems[0].src_format = PIPE_FORMAT_R32G32_FLOAT;
vertex_elems[1].src_offset = sizeof(struct vertex2f);
vertex_elems[1].instance_divisor = 0;
vertex_elems[1].vertex_buffer_index = 0;
vertex_elems[1].src_format = PIPE_FORMAT_R32G32B32A32_FLOAT;
vertex_elems[2].src_offset = sizeof(struct vertex2f) + sizeof(struct vertex4f);
vertex_elems[2].instance_divisor = 0;
vertex_elems[2].vertex_buffer_index = 0;
vertex_elems[2].src_format = PIPE_FORMAT_R32G32B32A32_FLOAT;
c->vertex_elems_state = c->pipe->create_vertex_elements_state(c->pipe, 3, vertex_elems);
}
return true;
}
static void
cleanup_buffers(struct vl_compositor *c)
{
assert(c);
if (c->pipe_gfx_supported) {
c->pipe->delete_vertex_elements_state(c->pipe, c->vertex_elems_state);
}
pipe_resource_reference(&c->vertex_buf.buffer.resource, NULL);
}
static inline struct u_rect
default_rect(struct vl_compositor_layer *layer)
{
struct pipe_resource *res = layer->sampler_views[0]->texture;
struct u_rect rect = { 0, res->width0, 0, res->height0 * res->array_size };
return rect;
}
static inline struct vertex2f
calc_topleft(struct vertex2f size, struct u_rect rect)
{
struct vertex2f res = { rect.x0 / size.x, rect.y0 / size.y };
return res;
}
static inline struct vertex2f
calc_bottomright(struct vertex2f size, struct u_rect rect)
{
struct vertex2f res = { rect.x1 / size.x, rect.y1 / size.y };
return res;
}
static inline void
calc_src_and_dst(struct vl_compositor_layer *layer, unsigned width, unsigned height,
struct u_rect src, struct u_rect dst)
{
struct vertex2f size = { width, height };
layer->src.tl = calc_topleft(size, src);
layer->src.br = calc_bottomright(size, src);
layer->dst.tl = calc_topleft(size, dst);
layer->dst.br = calc_bottomright(size, dst);
layer->zw.x = 0.0f;
layer->zw.y = size.y;
}
static void
set_yuv_layer(struct vl_compositor_state *s, struct vl_compositor *c,
unsigned layer, struct pipe_video_buffer *buffer,
struct u_rect *src_rect, struct u_rect *dst_rect,
bool y, enum vl_compositor_deinterlace deinterlace)
{
struct pipe_sampler_view **sampler_views;
float half_a_line;
unsigned i;
assert(s && c && buffer);
assert(layer < VL_COMPOSITOR_MAX_LAYERS);
s->used_layers |= 1 << layer;
sampler_views = buffer->get_sampler_view_components(buffer);
for (i = 0; i < 3; ++i) {
s->layers[layer].samplers[i] = c->sampler_linear;
pipe_sampler_view_reference(&s->layers[layer].sampler_views[i], sampler_views[i]);
}
calc_src_and_dst(&s->layers[layer], buffer->width, buffer->height,
src_rect ? *src_rect : default_rect(&s->layers[layer]),
dst_rect ? *dst_rect : default_rect(&s->layers[layer]));
half_a_line = 0.5f / s->layers[layer].zw.y;
switch(deinterlace) {
case VL_COMPOSITOR_BOB_TOP:
s->layers[layer].zw.x = 0.0f;
s->layers[layer].src.tl.y += half_a_line;
s->layers[layer].src.br.y += half_a_line;
if (c->pipe_gfx_supported)
s->layers[layer].fs = (y) ? c->fs_yuv.bob.y : c->fs_yuv.bob.uv;
if (c->pipe_cs_composit_supported)
s->layers[layer].cs = (y) ? c->cs_yuv.bob.y : c->cs_yuv.bob.uv;
break;
case VL_COMPOSITOR_BOB_BOTTOM:
s->layers[layer].zw.x = 1.0f;
s->layers[layer].src.tl.y -= half_a_line;
s->layers[layer].src.br.y -= half_a_line;
if (c->pipe_gfx_supported)
s->layers[layer].fs = (y) ? c->fs_yuv.bob.y : c->fs_yuv.bob.uv;
if (c->pipe_cs_composit_supported)
s->layers[layer].cs = (y) ? c->cs_yuv.bob.y : c->cs_yuv.bob.uv;
break;
default:
if (c->pipe_gfx_supported)
s->layers[layer].fs = (y) ? c->fs_yuv.weave.y : c->fs_yuv.weave.uv;
if (c->pipe_cs_composit_supported)
s->layers[layer].cs = (y) ? c->cs_yuv.weave.y : c->cs_yuv.weave.uv;
break;
}
}
static void
set_rgb_to_yuv_layer(struct vl_compositor_state *s, struct vl_compositor *c,
unsigned layer, struct pipe_sampler_view *v,
struct u_rect *src_rect, struct u_rect *dst_rect, bool y)
{
vl_csc_matrix csc_matrix;
assert(s && c && v);
assert(layer < VL_COMPOSITOR_MAX_LAYERS);
s->used_layers |= 1 << layer;
s->layers[layer].fs = y? c->fs_rgb_yuv.y : c->fs_rgb_yuv.uv;
vl_csc_get_matrix(VL_CSC_COLOR_STANDARD_BT_709_REV, NULL, false, &csc_matrix);
vl_compositor_set_csc_matrix(s, (const vl_csc_matrix *)&csc_matrix, 1.0f, 0.0f);
s->layers[layer].samplers[0] = c->sampler_linear;
s->layers[layer].samplers[1] = NULL;
s->layers[layer].samplers[2] = NULL;
pipe_sampler_view_reference(&s->layers[layer].sampler_views[0], v);
pipe_sampler_view_reference(&s->layers[layer].sampler_views[1], NULL);
pipe_sampler_view_reference(&s->layers[layer].sampler_views[2], NULL);
calc_src_and_dst(&s->layers[layer], v->texture->width0, v->texture->height0,
src_rect ? *src_rect : default_rect(&s->layers[layer]),
dst_rect ? *dst_rect : default_rect(&s->layers[layer]));
}
void
vl_compositor_reset_dirty_area(struct u_rect *dirty)
{
assert(dirty);
dirty->x0 = dirty->y0 = VL_COMPOSITOR_MIN_DIRTY;
dirty->x1 = dirty->y1 = VL_COMPOSITOR_MAX_DIRTY;
}
void
vl_compositor_set_clear_color(struct vl_compositor_state *s, union pipe_color_union *color)
{
assert(s);
assert(color);
s->clear_color = *color;
}
void
vl_compositor_get_clear_color(struct vl_compositor_state *s, union pipe_color_union *color)
{
assert(s);
assert(color);
*color = s->clear_color;
}
void
vl_compositor_clear_layers(struct vl_compositor_state *s)
{
unsigned i, j;
assert(s);
s->used_layers = 0;
for ( i = 0; i < VL_COMPOSITOR_MAX_LAYERS; ++i) {
struct vertex4f v_one = { 1.0f, 1.0f, 1.0f, 1.0f };
s->layers[i].clearing = i ? false : true;
s->layers[i].blend = NULL;
s->layers[i].fs = NULL;
s->layers[i].cs = NULL;
s->layers[i].viewport.scale[2] = 1;
s->layers[i].viewport.translate[2] = 0;
s->layers[i].rotate = VL_COMPOSITOR_ROTATE_0;
for ( j = 0; j < 3; j++)
pipe_sampler_view_reference(&s->layers[i].sampler_views[j], NULL);
for ( j = 0; j < 4; ++j)
s->layers[i].colors[j] = v_one;
}
}
void
vl_compositor_cleanup(struct vl_compositor *c)
{
assert(c);
cleanup_buffers(c);
cleanup_shaders(c);
cleanup_pipe_state(c);
}
bool
vl_compositor_set_csc_matrix(struct vl_compositor_state *s,
vl_csc_matrix const *matrix,
float luma_min, float luma_max)
{
struct pipe_transfer *buf_transfer;
assert(s);
float *ptr = pipe_buffer_map(s->pipe, s->shader_params,
PIPE_TRANSFER_WRITE | PIPE_TRANSFER_DISCARD_RANGE,
&buf_transfer);
if (!ptr)
return false;
memcpy(ptr, matrix, sizeof(vl_csc_matrix));
ptr += sizeof(vl_csc_matrix)/sizeof(float);
ptr[0] = luma_min;
ptr[1] = luma_max;
pipe_buffer_unmap(s->pipe, buf_transfer);
return true;
}
void
vl_compositor_set_dst_clip(struct vl_compositor_state *s, struct u_rect *dst_clip)
{
assert(s);
s->scissor_valid = dst_clip != NULL;
if (dst_clip) {
s->scissor.minx = dst_clip->x0;
s->scissor.miny = dst_clip->y0;
s->scissor.maxx = dst_clip->x1;
s->scissor.maxy = dst_clip->y1;
}
}
void
vl_compositor_set_layer_blend(struct vl_compositor_state *s,
unsigned layer, void *blend,
bool is_clearing)
{
assert(s && blend);
assert(layer < VL_COMPOSITOR_MAX_LAYERS);
s->layers[layer].clearing = is_clearing;
s->layers[layer].blend = blend;
}
void
vl_compositor_set_layer_dst_area(struct vl_compositor_state *s,
unsigned layer, struct u_rect *dst_area)
{
assert(s);
assert(layer < VL_COMPOSITOR_MAX_LAYERS);
s->layers[layer].viewport_valid = dst_area != NULL;
if (dst_area) {
s->layers[layer].viewport.scale[0] = dst_area->x1 - dst_area->x0;
s->layers[layer].viewport.scale[1] = dst_area->y1 - dst_area->y0;
s->layers[layer].viewport.translate[0] = dst_area->x0;
s->layers[layer].viewport.translate[1] = dst_area->y0;
}
}
void
vl_compositor_set_buffer_layer(struct vl_compositor_state *s,
struct vl_compositor *c,
unsigned layer,
struct pipe_video_buffer *buffer,
struct u_rect *src_rect,
struct u_rect *dst_rect,
enum vl_compositor_deinterlace deinterlace)
{
struct pipe_sampler_view **sampler_views;
unsigned i;
assert(s && c && buffer);
assert(layer < VL_COMPOSITOR_MAX_LAYERS);
s->used_layers |= 1 << layer;
sampler_views = buffer->get_sampler_view_components(buffer);
for (i = 0; i < 3; ++i) {
s->layers[layer].samplers[i] = c->sampler_linear;
pipe_sampler_view_reference(&s->layers[layer].sampler_views[i], sampler_views[i]);
}
calc_src_and_dst(&s->layers[layer], buffer->width, buffer->height,
src_rect ? *src_rect : default_rect(&s->layers[layer]),
dst_rect ? *dst_rect : default_rect(&s->layers[layer]));
if (buffer->interlaced) {
float half_a_line = 0.5f / s->layers[layer].zw.y;
switch(deinterlace) {
case VL_COMPOSITOR_WEAVE:
if (c->pipe_cs_composit_supported)
s->layers[layer].cs = c->cs_weave_rgb;
else if (c->pipe_gfx_supported)
s->layers[layer].fs = c->fs_weave_rgb;
break;
case VL_COMPOSITOR_BOB_TOP:
s->layers[layer].zw.x = 0.0f;
s->layers[layer].src.tl.y += half_a_line;
s->layers[layer].src.br.y += half_a_line;
if (c->pipe_cs_composit_supported)
s->layers[layer].cs = c->cs_video_buffer;
else if (c->pipe_gfx_supported)
s->layers[layer].fs = c->fs_video_buffer;
break;
case VL_COMPOSITOR_BOB_BOTTOM:
s->layers[layer].zw.x = 1.0f;
s->layers[layer].src.tl.y -= half_a_line;
s->layers[layer].src.br.y -= half_a_line;
if (c->pipe_cs_composit_supported)
s->layers[layer].cs = c->cs_video_buffer;
else if (c->pipe_gfx_supported)
s->layers[layer].fs = c->fs_video_buffer;
break;
}
} else {
if (c->pipe_cs_composit_supported)
s->layers[layer].cs = c->cs_video_buffer;
else if (c->pipe_gfx_supported)
s->layers[layer].fs = c->fs_video_buffer;
}
}
void
vl_compositor_set_palette_layer(struct vl_compositor_state *s,
struct vl_compositor *c,
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)
{
assert(s && c && indexes && palette);
assert(layer < VL_COMPOSITOR_MAX_LAYERS);
s->used_layers |= 1 << layer;
s->layers[layer].fs = include_color_conversion ?
c->fs_palette.yuv : c->fs_palette.rgb;
s->layers[layer].samplers[0] = c->sampler_linear;
s->layers[layer].samplers[1] = c->sampler_nearest;
s->layers[layer].samplers[2] = NULL;
pipe_sampler_view_reference(&s->layers[layer].sampler_views[0], indexes);
pipe_sampler_view_reference(&s->layers[layer].sampler_views[1], palette);
pipe_sampler_view_reference(&s->layers[layer].sampler_views[2], NULL);
calc_src_and_dst(&s->layers[layer], indexes->texture->width0, indexes->texture->height0,
src_rect ? *src_rect : default_rect(&s->layers[layer]),
dst_rect ? *dst_rect : default_rect(&s->layers[layer]));
}
void
vl_compositor_set_rgba_layer(struct vl_compositor_state *s,
struct vl_compositor *c,
unsigned layer,
struct pipe_sampler_view *rgba,
struct u_rect *src_rect,
struct u_rect *dst_rect,
struct vertex4f *colors)
{
unsigned i;
assert(s && c && rgba);
assert(layer < VL_COMPOSITOR_MAX_LAYERS);
s->used_layers |= 1 << layer;
s->layers[layer].fs = c->fs_rgba;
s->layers[layer].samplers[0] = c->sampler_linear;
s->layers[layer].samplers[1] = NULL;
s->layers[layer].samplers[2] = NULL;
pipe_sampler_view_reference(&s->layers[layer].sampler_views[0], rgba);
pipe_sampler_view_reference(&s->layers[layer].sampler_views[1], NULL);
pipe_sampler_view_reference(&s->layers[layer].sampler_views[2], NULL);
calc_src_and_dst(&s->layers[layer], rgba->texture->width0, rgba->texture->height0,
src_rect ? *src_rect : default_rect(&s->layers[layer]),
dst_rect ? *dst_rect : default_rect(&s->layers[layer]));
if (colors)
for (i = 0; i < 4; ++i)
s->layers[layer].colors[i] = colors[i];
}
void
vl_compositor_set_layer_rotation(struct vl_compositor_state *s,
unsigned layer,
enum vl_compositor_rotation rotate)
{
assert(s);
assert(layer < VL_COMPOSITOR_MAX_LAYERS);
s->layers[layer].rotate = rotate;
}
void
vl_compositor_yuv_deint_full(struct vl_compositor_state *s,
struct vl_compositor *c,
struct pipe_video_buffer *src,
struct pipe_video_buffer *dst,
struct u_rect *src_rect,
struct u_rect *dst_rect,
enum vl_compositor_deinterlace deinterlace)
{
struct pipe_surface **dst_surfaces;
dst_surfaces = dst->get_surfaces(dst);
vl_compositor_clear_layers(s);
set_yuv_layer(s, c, 0, src, src_rect, NULL, true, deinterlace);
vl_compositor_set_layer_dst_area(s, 0, dst_rect);
vl_compositor_render(s, c, dst_surfaces[0], NULL, false);
if (dst_rect) {
dst_rect->x1 /= 2;
dst_rect->y1 /= 2;
}
set_yuv_layer(s, c, 0, src, src_rect, NULL, false, deinterlace);
vl_compositor_set_layer_dst_area(s, 0, dst_rect);
vl_compositor_render(s, c, dst_surfaces[1], NULL, false);
s->pipe->flush(s->pipe, NULL, 0);
}
void
vl_compositor_convert_rgb_to_yuv(struct vl_compositor_state *s,
struct vl_compositor *c,
unsigned layer,
struct pipe_resource *src_res,
struct pipe_video_buffer *dst,
struct u_rect *src_rect,
struct u_rect *dst_rect)
{
struct pipe_sampler_view *sv, sv_templ;
struct pipe_surface **dst_surfaces;
dst_surfaces = dst->get_surfaces(dst);
memset(&sv_templ, 0, sizeof(sv_templ));
u_sampler_view_default_template(&sv_templ, src_res, src_res->format);
sv = s->pipe->create_sampler_view(s->pipe, src_res, &sv_templ);
vl_compositor_clear_layers(s);
set_rgb_to_yuv_layer(s, c, 0, sv, src_rect, NULL, true);
vl_compositor_set_layer_dst_area(s, 0, dst_rect);
vl_compositor_render(s, c, dst_surfaces[0], NULL, false);
if (dst_rect) {
dst_rect->x1 /= 2;
dst_rect->y1 /= 2;
}
set_rgb_to_yuv_layer(s, c, 0, sv, src_rect, NULL, false);
vl_compositor_set_layer_dst_area(s, 0, dst_rect);
vl_compositor_render(s, c, dst_surfaces[1], NULL, false);
pipe_sampler_view_reference(&sv, NULL);
s->pipe->flush(s->pipe, NULL, 0);
}
void
vl_compositor_render(struct vl_compositor_state *s,
struct vl_compositor *c,
struct pipe_surface *dst_surface,
struct u_rect *dirty_area,
bool clear_dirty)
{
assert(s);
if (s->layers->cs)
vl_compositor_cs_render(s, c, dst_surface, dirty_area, clear_dirty);
else if (s->layers->fs)
vl_compositor_gfx_render(s, c, dst_surface, dirty_area, clear_dirty);
else
debug_warning("Hardware don't support.\n");;
}
bool
vl_compositor_init(struct vl_compositor *c, struct pipe_context *pipe)
{
assert(c);
memset(c, 0, sizeof(*c));
c->pipe_cs_composit_supported = pipe->screen->get_param(pipe->screen, PIPE_CAP_PREFER_COMPUTE_FOR_MULTIMEDIA) &&
pipe->screen->get_param(pipe->screen, PIPE_CAP_TGSI_TEX_TXF_LZ) &&
pipe->screen->get_param(pipe->screen, PIPE_CAP_TGSI_DIV);
c->pipe_gfx_supported = pipe->screen->get_param(pipe->screen, PIPE_CAP_GRAPHICS);
c->pipe = pipe;
if (!init_pipe_state(c)) {
return false;
}
if (!init_shaders(c)) {
cleanup_pipe_state(c);
return false;
}
if (!init_buffers(c)) {
cleanup_shaders(c);
cleanup_pipe_state(c);
return false;
}
return true;
}
bool
vl_compositor_init_state(struct vl_compositor_state *s, struct pipe_context *pipe)
{
vl_csc_matrix csc_matrix;
assert(s);
memset(s, 0, sizeof(*s));
s->pipe = pipe;
s->clear_color.f[0] = s->clear_color.f[1] = 0.0f;
s->clear_color.f[2] = s->clear_color.f[3] = 0.0f;
/*
* Create our fragment shader's constant buffer
* Const buffer contains the color conversion matrix and bias vectors
*/
/* XXX: Create with IMMUTABLE/STATIC... although it does change every once in a long while... */
s->shader_params = pipe_buffer_create_const0
(
pipe->screen,
PIPE_BIND_CONSTANT_BUFFER,
PIPE_USAGE_DEFAULT,
sizeof(csc_matrix) + 6*sizeof(float) + 6*sizeof(int)
);
if (!s->shader_params)
return false;
vl_compositor_clear_layers(s);
vl_csc_get_matrix(VL_CSC_COLOR_STANDARD_IDENTITY, NULL, true, &csc_matrix);
if (!vl_compositor_set_csc_matrix(s, (const vl_csc_matrix *)&csc_matrix, 1.0f, 0.0f))
return false;
return true;
}
void
vl_compositor_cleanup_state(struct vl_compositor_state *s)
{
assert(s);
vl_compositor_clear_layers(s);
pipe_resource_reference(&s->shader_params, NULL);
}
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