/**************************************************************************
- *
+ *
* 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
* 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.
* 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_compiler.h>
-#include <pipe/p_state.h>
-#include <pipe/p_video_state.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;
-struct pipe_texture;
+
+/**
+ * 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;
- void *sampler;
- void *vertex_shader;
- void *fragment_shader;
- void *vertex_elems;
- struct pipe_viewport_state viewport;
- struct pipe_scissor_state scissor;
- struct pipe_vertex_buffer vertex_bufs[2];
- struct pipe_buffer *vs_const_buf, *fs_const_buf;
+ 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;
};
-bool vl_compositor_init(struct vl_compositor *compositor, struct pipe_context *pipe);
-
-void vl_compositor_cleanup(struct vl_compositor *compositor);
-
-void vl_compositor_render(struct vl_compositor *compositor,
- /*struct pipe_texture *backround,
- struct pipe_video_rect *backround_area,*/
- struct pipe_texture *src_surface,
- enum pipe_mpeg12_picture_type picture_type,
- /*unsigned num_past_surfaces,
- struct pipe_texture *past_surfaces,
- unsigned num_future_surfaces,
- struct pipe_texture *future_surfaces,*/
- struct pipe_video_rect *src_area,
- struct pipe_texture *dst_surface,
- struct pipe_video_rect *dst_area,
- /*unsigned num_layers,
- struct pipe_texture *layers,
- struct pipe_video_rect *layer_src_areas,
- struct pipe_video_rect *layer_dst_areas,*/
- struct pipe_fence_handle **fence);
-
-void vl_compositor_set_csc_matrix(struct vl_compositor *compositor, const float *mat);
+/**
+ * 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 */