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>
37 struct pipe_macroblock
;
39 /* A slice is video-width (rounded up to a multiple of macroblock width) x macroblock height */
40 enum VL_MPEG12_MC_RENDERER_BUFFER_MODE
42 VL_MPEG12_MC_RENDERER_BUFFER_SLICE
, /* Saves memory at the cost of smaller batches */
43 VL_MPEG12_MC_RENDERER_BUFFER_PICTURE
/* Larger batches, more memory */
46 enum VL_MPEG12_MC_RENDERER_EMPTY_BLOCK
48 VL_MPEG12_MC_RENDERER_EMPTY_BLOCK_XFER_ALL
, /* Waste of memory bandwidth */
49 VL_MPEG12_MC_RENDERER_EMPTY_BLOCK_XFER_ONE
, /* Can only do point-filtering when interpolating subsampled chroma channels */
50 VL_MPEG12_MC_RENDERER_EMPTY_BLOCK_XFER_NONE
/* Needs conditional texel fetch! */
53 struct vl_mpeg12_mc_renderer
55 struct pipe_context
*pipe
;
56 unsigned picture_width
;
57 unsigned picture_height
;
58 enum pipe_video_chroma_format chroma_format
;
59 enum VL_MPEG12_MC_RENDERER_BUFFER_MODE bufmode
;
60 enum VL_MPEG12_MC_RENDERER_EMPTY_BLOCK eb_handling
;
62 unsigned macroblocks_per_batch
;
64 struct pipe_viewport_state viewport
;
65 struct pipe_resource
*vs_const_buf
;
66 struct pipe_framebuffer_state fb_state
;
70 struct { void *i
, *p
, *b
; } individual
;
76 struct { void *y
, *cb
, *cr
, *ref
[2]; } individual
;
81 struct pipe_sampler_view
*all
[5];
82 struct { struct pipe_sampler_view
*y
, *cb
, *cr
, *ref
[2]; } individual
;
85 void *i_vs
, *p_vs
[2], *b_vs
[2];
86 void *i_fs
, *p_fs
[2], *b_fs
[2];
90 struct pipe_resource
*all
[5];
91 struct { struct pipe_resource
*y
, *cb
, *cr
, *ref
[2]; } individual
;
96 struct pipe_vertex_buffer all
[3];
97 struct { struct pipe_vertex_buffer ycbcr
, ref
[2]; } individual
;
100 struct pipe_surface
*surface
, *past
, *future
;
101 struct pipe_fence_handle
**fence
;
102 unsigned num_macroblocks
;
103 struct pipe_mpeg12_macroblock
*macroblock_buf
;
104 struct pipe_transfer
*tex_transfer
[3];
106 struct vertex2f surface_tex_inv_size
;
107 struct vertex2f zero_block
[3];
110 bool vl_mpeg12_mc_renderer_init(struct vl_mpeg12_mc_renderer
*renderer
,
111 struct pipe_context
*pipe
,
112 unsigned picture_width
,
113 unsigned picture_height
,
114 enum pipe_video_chroma_format chroma_format
,
115 enum VL_MPEG12_MC_RENDERER_BUFFER_MODE bufmode
,
116 enum VL_MPEG12_MC_RENDERER_EMPTY_BLOCK eb_handling
,
119 void vl_mpeg12_mc_renderer_cleanup(struct vl_mpeg12_mc_renderer
*renderer
);
121 void vl_mpeg12_mc_renderer_render_macroblocks(struct vl_mpeg12_mc_renderer
*renderer
,
122 struct pipe_surface
*surface
,
123 struct pipe_surface
*past
,
124 struct pipe_surface
*future
,
125 unsigned num_macroblocks
,
126 struct pipe_mpeg12_macroblock
*mpeg12_macroblocks
,
127 struct pipe_fence_handle
**fence
);
129 #endif /* vl_mpeg12_mc_renderer_h */