Merge branch 'pipe-video'

1 files changed, 99 insertions, 0 deletions

diff --git a/src/gallium/auxiliary/vl/vl_mc.h b/src/gallium/auxiliary/vl/vl_mc.h
new file mode 100644
index 00000000000..9fabf02a3ac
--- /dev/null
+++ b/src/gallium/auxiliary/vl/vl_mc.h
@@ -0,0 +1,99 @@
+/**************************************************************************
+ *
+ * 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 TUNGSTEN GRAPHICS 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_mc_h
+#define vl_mc_h
+
+#include <pipe/p_state.h>
+#include <pipe/p_video_state.h>
+
+#include <tgsi/tgsi_ureg.h>
+
+#include "vl_defines.h"
+#include "vl_types.h"
+
+#define VL_MC_NUM_BLENDERS (1 << VL_MAX_PLANES)
+
+struct pipe_context;
+
+struct vl_mc
+{
+   struct pipe_context *pipe;
+   unsigned buffer_width;
+   unsigned buffer_height;
+   unsigned macroblock_size;
+
+   void *rs_state;
+
+   void *blend_clear[VL_MC_NUM_BLENDERS];
+   void *blend_add[VL_MC_NUM_BLENDERS];
+   void *blend_sub[VL_MC_NUM_BLENDERS];
+   void *vs_ref, *vs_ycbcr;
+   void *fs_ref, *fs_ycbcr, *fs_ycbcr_sub;
+   void *sampler_ref;
+};
+
+struct vl_mc_buffer
+{
+   struct vl_mc *renderer;
+
+   bool surface_cleared;
+
+   struct pipe_viewport_state viewport;
+   struct pipe_framebuffer_state fb_state;
+};
+
+typedef void (*vl_mc_ycbcr_vert_shader)(void *priv, struct vl_mc *mc,
+                                        struct ureg_program *shader,
+                                        unsigned first_output,
+                                        struct ureg_dst tex);
+
+typedef void (*vl_mc_ycbcr_frag_shader)(void *priv, struct vl_mc *mc,
+                                        struct ureg_program *shader,
+                                        unsigned first_input,
+                                        struct ureg_dst dst);
+
+bool vl_mc_init(struct vl_mc *renderer, struct pipe_context *pipe,
+                unsigned picture_width, unsigned picture_height,
+                unsigned macroblock_size, float scale,
+                vl_mc_ycbcr_vert_shader vs_callback,
+                vl_mc_ycbcr_frag_shader fs_callback,
+                void *callback_priv);
+
+void vl_mc_cleanup(struct vl_mc *renderer);
+
+bool vl_mc_init_buffer(struct vl_mc *renderer, struct vl_mc_buffer *buffer);
+
+void vl_mc_cleanup_buffer(struct vl_mc_buffer *buffer);
+
+void vl_mc_set_surface(struct vl_mc_buffer *buffer, struct pipe_surface *surface);
+
+void vl_mc_render_ref(struct vl_mc_buffer *buffer, struct pipe_sampler_view *ref);
+
+void vl_mc_render_ycbcr(struct vl_mc_buffer *buffer, unsigned component, unsigned num_instances);
+
+#endif /* vl_mc_h */