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-rw-r--r--src/gallium/auxiliary/vl/vl_compositor.c69
1 files changed, 60 insertions, 9 deletions
diff --git a/src/gallium/auxiliary/vl/vl_compositor.c b/src/gallium/auxiliary/vl/vl_compositor.c
index 8203bf79ee0..0640b1a4565 100644
--- a/src/gallium/auxiliary/vl/vl_compositor.c
+++ b/src/gallium/auxiliary/vl/vl_compositor.c
@@ -98,7 +98,7 @@ create_vert_shader(struct vl_compositor *c)
}
static bool
-create_frag_shader(struct vl_compositor *c)
+create_frag_shader_ycbcr_2_rgb(struct vl_compositor *c)
{
struct ureg_program *shader;
struct ureg_src tc;
@@ -130,8 +130,37 @@ create_frag_shader(struct vl_compositor *c)
ureg_release_temporary(shader, texel);
ureg_END(shader);
- c->fragment_shader = ureg_create_shader_and_destroy(shader, c->pipe);
- if (!c->fragment_shader)
+ c->fragment_shader.ycbcr_2_rgb = ureg_create_shader_and_destroy(shader, c->pipe);
+ if (!c->fragment_shader.ycbcr_2_rgb)
+ return false;
+
+ return true;
+}
+
+static bool
+create_frag_shader_rgb_2_rgb(struct vl_compositor *c)
+{
+ struct ureg_program *shader;
+ struct ureg_src tc;
+ struct ureg_src sampler;
+ struct ureg_dst fragment;
+
+ shader = ureg_create(TGSI_PROCESSOR_FRAGMENT);
+ if (!shader)
+ return false;
+
+ tc = ureg_DECL_fs_input(shader, TGSI_SEMANTIC_GENERIC, 1, TGSI_INTERPOLATE_LINEAR);
+ sampler = ureg_DECL_sampler(shader, 0);
+ fragment = ureg_DECL_output(shader, TGSI_SEMANTIC_COLOR, 0);
+
+ /*
+ * fragment = tex(tc, sampler)
+ */
+ ureg_TEX(shader, fragment, TGSI_TEXTURE_2D, tc, sampler);
+ ureg_END(shader);
+
+ c->fragment_shader.rgb_2_rgb = ureg_create_shader_and_destroy(shader, c->pipe);
+ if (!c->fragment_shader.rgb_2_rgb)
return false;
return true;
@@ -178,8 +207,18 @@ init_shaders(struct vl_compositor *c)
{
assert(c);
- create_vert_shader(c);
- create_frag_shader(c);
+ if (!create_vert_shader(c)) {
+ debug_printf("Unable to create vertex shader.\n");
+ return false;
+ }
+ if (!create_frag_shader_ycbcr_2_rgb(c)) {
+ debug_printf("Unable to create YCbCr-to-RGB fragment shader.\n");
+ return false;
+ }
+ if (!create_frag_shader_rgb_2_rgb(c)) {
+ debug_printf("Unable to create RGB-to-RGB fragment shader.\n");
+ return false;
+ }
return true;
}
@@ -189,7 +228,8 @@ static void cleanup_shaders(struct vl_compositor *c)
assert(c);
c->pipe->delete_vs_state(c->pipe, c->vertex_shader);
- c->pipe->delete_fs_state(c->pipe, c->fragment_shader);
+ c->pipe->delete_fs_state(c->pipe, c->fragment_shader.ycbcr_2_rgb);
+ c->pipe->delete_fs_state(c->pipe, c->fragment_shader.rgb_2_rgb);
}
static bool
@@ -362,6 +402,9 @@ void vl_compositor_set_layers(struct vl_compositor *compositor,
compositor->layer_dst_rects[i] = *dst_rects[i];
compositor->dirty_layers |= 1 << i;
}
+
+ if (layers[i])
+ compositor->dirty_layers |= 1 << i;
}
for (; i < VL_COMPOSITOR_MAX_LAYERS; ++i)
@@ -416,7 +459,8 @@ static unsigned gen_data(struct vl_compositor *c,
struct pipe_surface *src_surface,
struct pipe_video_rect *src_rect,
struct pipe_video_rect *dst_rect,
- struct pipe_surface **textures)
+ struct pipe_surface **textures,
+ void **frag_shaders)
{
void *vb;
struct pipe_transfer *buf_transfer;
@@ -440,6 +484,8 @@ static unsigned gen_data(struct vl_compositor *c,
struct vertex2f bg_inv_size = {1.0f / c->bg->width, 1.0f / c->bg->height};
gen_rect_verts(num_rects, &c->bg_src_rect, &bg_inv_size, NULL, NULL, vb);
textures[num_rects] = c->bg;
+ /* XXX: Hack */
+ frag_shaders[num_rects] = c->fragment_shader.rgb_2_rgb;
++num_rects;
c->dirty_bg = false;
}
@@ -448,6 +494,8 @@ static unsigned gen_data(struct vl_compositor *c,
struct vertex2f src_inv_size = { 1.0f / src_surface->width, 1.0f / src_surface->height};
gen_rect_verts(num_rects, src_rect, &src_inv_size, dst_rect, &c->fb_inv_size, vb);
textures[num_rects] = src_surface;
+ /* XXX: Hack, sort of */
+ frag_shaders[num_rects] = c->fragment_shader.ycbcr_2_rgb;
++num_rects;
}
@@ -459,6 +507,8 @@ static unsigned gen_data(struct vl_compositor *c,
gen_rect_verts(num_rects, &c->layer_src_rects[i], &layer_inv_size,
&c->layer_dst_rects[i], &c->fb_inv_size, vb);
textures[num_rects] = c->layers[i];
+ /* XXX: Hack */
+ frag_shaders[num_rects] = c->fragment_shader.rgb_2_rgb;
++num_rects;
c->dirty_layers &= ~(1 << i);
}
@@ -476,6 +526,7 @@ static void draw_layers(struct vl_compositor *c,
{
unsigned num_rects;
struct pipe_surface *src_surfaces[VL_COMPOSITOR_MAX_LAYERS + 2];
+ void *frag_shaders[VL_COMPOSITOR_MAX_LAYERS + 2];
unsigned i;
assert(c);
@@ -483,7 +534,7 @@ static void draw_layers(struct vl_compositor *c,
assert(src_rect);
assert(dst_rect);
- num_rects = gen_data(c, src_surface, src_rect, dst_rect, src_surfaces);
+ num_rects = gen_data(c, src_surface, src_rect, dst_rect, src_surfaces, frag_shaders);
for (i = 0; i < num_rects; ++i) {
boolean delete_view = FALSE;
@@ -502,6 +553,7 @@ static void draw_layers(struct vl_compositor *c,
surface_view, c->pipe);
}
+ c->pipe->bind_fs_state(c->pipe, frag_shaders[i]);
c->pipe->set_fragment_sampler_views(c->pipe, 1, &surface_view);
c->pipe->draw_arrays(c->pipe, PIPE_PRIM_TRIANGLES, i * 6, 6);
@@ -554,7 +606,6 @@ void vl_compositor_render(struct vl_compositor *compositor,
compositor->pipe->set_viewport_state(compositor->pipe, &compositor->viewport);
compositor->pipe->bind_fragment_sampler_states(compositor->pipe, 1, &compositor->sampler);
compositor->pipe->bind_vs_state(compositor->pipe, compositor->vertex_shader);
- compositor->pipe->bind_fs_state(compositor->pipe, compositor->fragment_shader);
compositor->pipe->set_vertex_buffers(compositor->pipe, 1, &compositor->vertex_buf);
compositor->pipe->bind_vertex_elements_state(compositor->pipe, compositor->vertex_elems_state);
compositor->pipe->set_constant_buffer(compositor->pipe, PIPE_SHADER_FRAGMENT, 0, compositor->fs_const_buf);
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-20 05:30:44 +0000