1 /**************************************************************************
3 * Copyright 2009 Younes Manton.
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21 * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
26 **************************************************************************/
28 #ifndef vl_mpeg12_mc_renderer_h
29 #define vl_mpeg12_mc_renderer_h
31 #include <pipe/p_compiler.h>
32 #include <pipe/p_state.h>
33 #include <pipe/p_video_state.h>
36 #include "vl_vertex_buffers.h"
39 struct pipe_macroblock
;
42 /* A slice is video-width (rounded up to a multiple of macroblock width) x macroblock height */
43 enum VL_MPEG12_MC_RENDERER_BUFFER_MODE
45 VL_MPEG12_MC_RENDERER_BUFFER_SLICE
, /* Saves memory at the cost of smaller batches */
46 VL_MPEG12_MC_RENDERER_BUFFER_PICTURE
/* Larger batches, more memory */
49 struct vl_mpeg12_mc_renderer
51 struct pipe_context
*pipe
;
52 unsigned buffer_width
;
53 unsigned buffer_height
;
54 enum pipe_video_chroma_format chroma_format
;
55 const unsigned (*empty_block_mask
)[3][2][2];
56 enum VL_MPEG12_MC_RENDERER_BUFFER_MODE bufmode
;
57 unsigned macroblocks_per_batch
;
59 unsigned vertex_stream_stride
;
61 struct pipe_viewport_state viewport
;
62 struct pipe_framebuffer_state fb_state
;
64 struct vl_idct idct_luma
, idct_chroma
;
66 void *vertex_elems_state
;
71 struct pipe_vertex_buffer quad
;
76 struct { void *y
, *cb
, *cr
, *ref
[2]; } individual
;
79 struct keymap
*texview_map
;
82 struct vl_mpeg12_mc_buffer
84 struct vl_idct_buffer idct_y
, idct_cb
, idct_cr
;
86 struct vl_vertex_buffer vertex_stream
;
90 struct pipe_sampler_view
*all
[5];
91 struct { struct pipe_sampler_view
*y
, *cb
, *cr
, *ref
[2]; } individual
;
96 struct pipe_resource
*all
[5];
97 struct { struct pipe_resource
*y
, *cb
, *cr
, *ref
[2]; } individual
;
102 struct pipe_vertex_buffer all
[2];
104 struct pipe_vertex_buffer quad
, stream
;
108 struct pipe_surface
*surface
, *past
, *future
;
109 struct pipe_fence_handle
**fence
;
110 unsigned num_macroblocks
;
113 bool vl_mpeg12_mc_renderer_init(struct vl_mpeg12_mc_renderer
*renderer
,
114 struct pipe_context
*pipe
,
115 unsigned picture_width
,
116 unsigned picture_height
,
117 enum pipe_video_chroma_format chroma_format
,
118 enum VL_MPEG12_MC_RENDERER_BUFFER_MODE bufmode
);
120 void vl_mpeg12_mc_renderer_cleanup(struct vl_mpeg12_mc_renderer
*renderer
);
122 bool vl_mpeg12_mc_init_buffer(struct vl_mpeg12_mc_renderer
*renderer
, struct vl_mpeg12_mc_buffer
*buffer
);
124 void vl_mpeg12_mc_cleanup_buffer(struct vl_mpeg12_mc_renderer
*renderer
, struct vl_mpeg12_mc_buffer
*buffer
);
126 void vl_mpeg12_mc_map_buffer(struct vl_mpeg12_mc_renderer
*renderer
, struct vl_mpeg12_mc_buffer
*buffer
);
128 void vl_mpeg12_mc_renderer_render_macroblocks(struct vl_mpeg12_mc_renderer
*renderer
,
129 struct vl_mpeg12_mc_buffer
*buffer
,
130 struct pipe_surface
*surface
,
131 struct pipe_surface
*past
,
132 struct pipe_surface
*future
,
133 unsigned num_macroblocks
,
134 struct pipe_mpeg12_macroblock
*mpeg12_macroblocks
,
135 struct pipe_fence_handle
**fence
);
137 void vl_mpeg12_mc_unmap_buffer(struct vl_mpeg12_mc_renderer
*renderer
, struct vl_mpeg12_mc_buffer
*buffer
);
139 void vl_mpeg12_mc_renderer_flush(struct vl_mpeg12_mc_renderer
*renderer
, struct vl_mpeg12_mc_buffer
*buffer
);
141 #endif /* vl_mpeg12_mc_renderer_h */