summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--src/gallium/drivers/r300/r300_texture.c52
-rw-r--r--src/gallium/drivers/r300/r300_texture.h14
2 files changed, 65 insertions, 1 deletions
diff --git a/src/gallium/drivers/r300/r300_texture.c b/src/gallium/drivers/r300/r300_texture.c
index ce60ded7ca..7ea4c33fa9 100644
--- a/src/gallium/drivers/r300/r300_texture.c
+++ b/src/gallium/drivers/r300/r300_texture.c
@@ -215,6 +215,55 @@ static struct pipe_texture*
return (struct pipe_texture*)tex;
}
+static struct pipe_video_surface *
+r300_video_surface_create(struct pipe_screen *screen,
+ enum pipe_video_chroma_format chroma_format,
+ unsigned width, unsigned height)
+{
+ struct r300_video_surface *r300_vsfc;
+ struct pipe_texture template;
+
+ assert(screen);
+ assert(width && height);
+
+ r300_vsfc = CALLOC_STRUCT(r300_video_surface);
+ if (!r300_vsfc)
+ return NULL;
+
+ pipe_reference_init(&r300_vsfc->base.reference, 1);
+ r300_vsfc->base.screen = screen;
+ r300_vsfc->base.chroma_format = chroma_format;
+ r300_vsfc->base.width = width;
+ r300_vsfc->base.height = height;
+
+ memset(&template, 0, sizeof(struct pipe_texture));
+ template.target = PIPE_TEXTURE_2D;
+ template.format = PIPE_FORMAT_X8R8G8B8_UNORM;
+ template.last_level = 0;
+ template.width[0] = util_next_power_of_two(width);
+ template.height[0] = util_next_power_of_two(height);
+ template.depth[0] = 1;
+ pf_get_block(template.format, &template.block);
+ template.tex_usage = PIPE_TEXTURE_USAGE_SAMPLER |
+ PIPE_TEXTURE_USAGE_RENDER_TARGET;
+
+ r300_vsfc->tex = screen->texture_create(screen, &template);
+ if (!r300_vsfc->tex)
+ {
+ FREE(r300_vsfc);
+ return NULL;
+ }
+
+ return &r300_vsfc->base;
+}
+
+static void r300_video_surface_destroy(struct pipe_video_surface *vsfc)
+{
+ struct r300_video_surface *r300_vsfc = r300_video_surface(vsfc);
+ pipe_texture_reference(&r300_vsfc->tex, NULL);
+ FREE(r300_vsfc);
+}
+
void r300_init_screen_texture_functions(struct pipe_screen* screen)
{
screen->texture_create = r300_texture_create;
@@ -222,6 +271,9 @@ void r300_init_screen_texture_functions(struct pipe_screen* screen)
screen->get_tex_surface = r300_get_tex_surface;
screen->tex_surface_destroy = r300_tex_surface_destroy;
screen->texture_blanket = r300_texture_blanket;
+
+ screen->video_surface_create = r300_video_surface_create;
+ screen->video_surface_destroy= r300_video_surface_destroy;
}
boolean r300_get_texture_buffer(struct pipe_texture* texture,
diff --git a/src/gallium/drivers/r300/r300_texture.h b/src/gallium/drivers/r300/r300_texture.h
index bd87790bc3..e5182d31b4 100644
--- a/src/gallium/drivers/r300/r300_texture.h
+++ b/src/gallium/drivers/r300/r300_texture.h
@@ -24,7 +24,7 @@
#define R300_TEXTURE_H
#include "pipe/p_screen.h"
-
+#include "pipe/p_video_state.h"
#include "util/u_math.h"
#include "r300_context.h"
@@ -91,6 +91,18 @@ static INLINE uint32_t r300_translate_texformat(enum pipe_format format)
return 0;
}
+struct r300_video_surface
+{
+ struct pipe_video_surface base;
+ struct pipe_texture *tex;
+};
+
+static INLINE struct r300_video_surface *
+r300_video_surface(struct pipe_video_surface *pvs)
+{
+ return (struct r300_video_surface *)pvs;
+}
+
#ifndef R300_WINSYS_H
boolean r300_get_texture_buffer(struct pipe_texture* texture,