vl/compositor: convert RGB buffer to YUV with color conversion
[mesa.git] / src / gallium / auxiliary / vl / vl_compositor.h
index 820c9ef6ddbee9f64ceebdd9d683761e3360b3fc..88191762609cbf3e32f9582f00751bd36b644a2d 100644 (file)
@@ -18,7 +18,7 @@
  * 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
+ * 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.
 #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_codec.h"
+#include "pipe/p_video_state.h"
+
+#include "util/u_rect.h"
+
 #include "vl_types.h"
+#include "vl_csc.h"
 
 struct pipe_context;
-struct keymap;
+
+/**
+ * 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
+};
+
+/* clockwise degree */
+enum vl_compositor_rotation
+{
+   VL_COMPOSITOR_ROTATE_0,
+   VL_COMPOSITOR_ROTATE_90,
+   VL_COMPOSITOR_ROTATE_180,
+   VL_COMPOSITOR_ROTATE_270
+};
+
+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];
+   enum vl_compositor_rotation rotate;
+};
+
+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 vertex2f fb_inv_size;
-   void *sampler;
-   struct pipe_sampler_view *sampler_view;
-   void *vertex_shader;
-   struct
-   {
-      void *ycbcr_2_rgb;
-      void *rgb_2_rgb;
-   } fragment_shader;
-   struct pipe_viewport_state viewport;
    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;
-   struct pipe_resource *fs_const_buf;
 
-   struct pipe_surface *bg;
-   struct pipe_video_rect bg_src_rect;
-   bool dirty_bg;
-   struct pipe_surface *layers[VL_COMPOSITOR_MAX_LAYERS];
-   struct pipe_video_rect layer_src_rects[VL_COMPOSITOR_MAX_LAYERS];
-   struct pipe_video_rect layer_dst_rects[VL_COMPOSITOR_MAX_LAYERS];
-   unsigned dirty_layers;
+   void *vs;
+   void *fs_video_buffer;
+   void *fs_weave_rgb;
+   void *fs_rgba;
+
+   struct {
+      struct {
+         void *y;
+         void *uv;
+      } weave;
+      struct {
+         void *y;
+         void *uv;
+      } bob;
+   } fs_yuv;
+
+   struct {
+      void *rgb;
+      void *yuv;
+   } fs_palette;
 
-   struct keymap *texview_map;
+   struct {
+      void *y;
+      void *uv;
+   } fs_rgb_yuv;
 };
 
-bool vl_compositor_init(struct vl_compositor *compositor, struct pipe_context *pipe);
+/**
+ * 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
+ */
+bool
+vl_compositor_set_csc_matrix(struct vl_compositor_state *settings,
+                             const vl_csc_matrix *matrix,
+                             float luma_min, float luma_max);
+
+/**
+ * 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);
+
+/**
+ * set the layer rotation
+ */
+void
+vl_compositor_set_layer_rotation(struct vl_compositor_state *state,
+                                 unsigned layer,
+                                 enum vl_compositor_rotation rotate);
+
+/**
+ * deinterlace yuv buffer with full abilities
+ */
+void
+vl_compositor_yuv_deint_full(struct vl_compositor_state *state,
+                             struct vl_compositor *compositor,
+                             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);
 
-void vl_compositor_cleanup(struct vl_compositor *compositor);
+/**
++ * convert rgb to yuv
++ */
+void
+vl_compositor_convert_rgb_to_yuv(struct vl_compositor_state *state,
+                                 struct vl_compositor *compositor,
+                                 unsigned layer,
+                                 struct pipe_resource *src_res,
+                                 struct pipe_video_buffer *dst,
+                                 struct u_rect *src_rect,
+                                 struct u_rect *dst_rect);
 
-void vl_compositor_set_background(struct vl_compositor *compositor,
-                                  struct pipe_surface *bg, struct pipe_video_rect *bg_src_rect);
+/*@}*/
 
-void vl_compositor_set_layers(struct vl_compositor *compositor,
-                              struct pipe_surface *layers[],
-                              struct pipe_video_rect *src_rects[],
-                              struct pipe_video_rect *dst_rects[],
-                              unsigned num_layers);
+/**
+ * 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);
 
-void vl_compositor_render(struct vl_compositor          *compositor,
-                          struct pipe_surface           *src_surface,
-                          enum pipe_mpeg12_picture_type picture_type,
-                          /*unsigned                    num_past_surfaces,
-                          struct pipe_surface           *past_surfaces,
-                          unsigned                      num_future_surfaces,
-                          struct pipe_surface           *future_surfaces,*/
-                          struct pipe_video_rect        *src_area,
-                          struct pipe_surface           *dst_surface,
-                          struct pipe_video_rect        *dst_area,
-                          struct pipe_fence_handle      **fence);
+/**
+ * destroy this compositor
+ */
+void
+vl_compositor_cleanup(struct vl_compositor *compositor);
 
-void vl_compositor_set_csc_matrix(struct vl_compositor *compositor, const float *mat);
+/**
+ * destroy this state bag
+ */
+void
+vl_compositor_cleanup_state(struct vl_compositor_state *state);
 
 #endif /* vl_compositor_h */