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 #include "sp_video_context.h"
29 #include <util/u_inlines.h>
30 #include <util/u_memory.h>
31 #include "softpipe/sp_texture.h"
34 sp_mpeg12_destroy(struct pipe_video_context
*vpipe
)
36 struct sp_mpeg12_context
*ctx
= (struct sp_mpeg12_context
*)vpipe
;
40 /* Asserted in softpipe_delete_fs_state() for some reason */
41 ctx
->pipe
->bind_vs_state(ctx
->pipe
, NULL
);
42 ctx
->pipe
->bind_fs_state(ctx
->pipe
, NULL
);
44 ctx
->pipe
->delete_blend_state(ctx
->pipe
, ctx
->blend
);
45 ctx
->pipe
->delete_rasterizer_state(ctx
->pipe
, ctx
->rast
);
46 ctx
->pipe
->delete_depth_stencil_alpha_state(ctx
->pipe
, ctx
->dsa
);
48 pipe_video_surface_reference(&ctx
->decode_target
, NULL
);
49 vl_compositor_cleanup(&ctx
->compositor
);
50 vl_mpeg12_mc_renderer_cleanup(&ctx
->mc_renderer
);
51 ctx
->pipe
->destroy(ctx
->pipe
);
57 sp_mpeg12_decode_macroblocks(struct pipe_video_context
*vpipe
,
58 struct pipe_video_surface
*past
,
59 struct pipe_video_surface
*future
,
60 unsigned num_macroblocks
,
61 struct pipe_macroblock
*macroblocks
,
62 struct pipe_fence_handle
**fence
)
64 struct sp_mpeg12_context
*ctx
= (struct sp_mpeg12_context
*)vpipe
;
65 struct pipe_mpeg12_macroblock
*mpeg12_macroblocks
= (struct pipe_mpeg12_macroblock
*)macroblocks
;
68 assert(num_macroblocks
);
70 assert(macroblocks
->codec
== PIPE_VIDEO_CODEC_MPEG12
);
71 assert(ctx
->decode_target
);
73 vl_mpeg12_mc_renderer_render_macroblocks(&ctx
->mc_renderer
,
74 softpipe_video_surface(ctx
->decode_target
)->tex
,
75 past
? softpipe_video_surface(past
)->tex
: NULL
,
76 future
? softpipe_video_surface(future
)->tex
: NULL
,
77 num_macroblocks
, mpeg12_macroblocks
, fence
);
81 sp_mpeg12_clear_surface(struct pipe_video_context
*vpipe
,
82 unsigned x
, unsigned y
,
83 unsigned width
, unsigned height
,
85 struct pipe_surface
*surface
)
87 struct sp_mpeg12_context
*ctx
= (struct sp_mpeg12_context
*)vpipe
;
92 ctx
->pipe
->surface_fill(ctx
->pipe
, surface
, x
, y
, width
, height
, value
);
96 sp_mpeg12_render_picture(struct pipe_video_context
*vpipe
,
97 /*struct pipe_surface *backround,
98 struct pipe_video_rect *backround_area,*/
99 struct pipe_video_surface
*src_surface
,
100 enum pipe_mpeg12_picture_type picture_type
,
101 /*unsigned num_past_surfaces,
102 struct pipe_video_surface *past_surfaces,
103 unsigned num_future_surfaces,
104 struct pipe_video_surface *future_surfaces,*/
105 struct pipe_video_rect
*src_area
,
106 struct pipe_surface
*dst_surface
,
107 struct pipe_video_rect
*dst_area
,
108 /*unsigned num_layers,
109 struct pipe_surface *layers,
110 struct pipe_video_rect *layer_src_areas,
111 struct pipe_video_rect *layer_dst_areas*/
112 struct pipe_fence_handle
**fence
)
114 struct sp_mpeg12_context
*ctx
= (struct sp_mpeg12_context
*)vpipe
;
122 vl_compositor_render(&ctx
->compositor
, softpipe_video_surface(src_surface
)->tex
,
123 picture_type
, src_area
, dst_surface
->texture
, dst_area
, fence
);
127 sp_mpeg12_set_decode_target(struct pipe_video_context
*vpipe
,
128 struct pipe_video_surface
*dt
)
130 struct sp_mpeg12_context
*ctx
= (struct sp_mpeg12_context
*)vpipe
;
135 pipe_video_surface_reference(&ctx
->decode_target
, dt
);
138 static void sp_mpeg12_set_csc_matrix(struct pipe_video_context
*vpipe
, const float *mat
)
140 struct sp_mpeg12_context
*ctx
= (struct sp_mpeg12_context
*)vpipe
;
144 vl_compositor_set_csc_matrix(&ctx
->compositor
, mat
);
148 init_pipe_state(struct sp_mpeg12_context
*ctx
)
150 struct pipe_rasterizer_state rast
;
151 struct pipe_blend_state blend
;
152 struct pipe_depth_stencil_alpha_state dsa
;
158 rast
.flatshade_first
= 0;
159 rast
.light_twoside
= 0;
160 rast
.front_winding
= PIPE_WINDING_CCW
;
161 rast
.cull_mode
= PIPE_WINDING_CW
;
162 rast
.fill_cw
= PIPE_POLYGON_MODE_FILL
;
163 rast
.fill_ccw
= PIPE_POLYGON_MODE_FILL
;
167 rast
.poly_smooth
= 0;
168 rast
.poly_stipple_enable
= 0;
169 rast
.sprite_coord_enable
= 0;
170 rast
.point_size_per_vertex
= 0;
171 rast
.multisample
= 0;
172 rast
.line_smooth
= 0;
173 rast
.line_stipple_enable
= 0;
174 rast
.line_stipple_factor
= 0;
175 rast
.line_stipple_pattern
= 0;
176 rast
.line_last_pixel
= 0;
177 rast
.bypass_vs_clip_and_viewport
= 0;
179 rast
.point_smooth
= 0;
180 rast
.point_quad_rasterization
= 0;
182 rast
.offset_units
= 1;
183 rast
.offset_scale
= 1;
184 ctx
->rast
= ctx
->pipe
->create_rasterizer_state(ctx
->pipe
, &rast
);
185 ctx
->pipe
->bind_rasterizer_state(ctx
->pipe
, ctx
->rast
);
187 blend
.independent_blend_enable
= 0;
188 blend
.rt
[0].blend_enable
= 0;
189 blend
.rt
[0].rgb_func
= PIPE_BLEND_ADD
;
190 blend
.rt
[0].rgb_src_factor
= PIPE_BLENDFACTOR_ONE
;
191 blend
.rt
[0].rgb_dst_factor
= PIPE_BLENDFACTOR_ONE
;
192 blend
.rt
[0].alpha_func
= PIPE_BLEND_ADD
;
193 blend
.rt
[0].alpha_src_factor
= PIPE_BLENDFACTOR_ONE
;
194 blend
.rt
[0].alpha_dst_factor
= PIPE_BLENDFACTOR_ONE
;
195 blend
.logicop_enable
= 0;
196 blend
.logicop_func
= PIPE_LOGICOP_CLEAR
;
197 /* Needed to allow color writes to FB, even if blending disabled */
198 blend
.rt
[0].colormask
= PIPE_MASK_RGBA
;
200 ctx
->blend
= ctx
->pipe
->create_blend_state(ctx
->pipe
, &blend
);
201 ctx
->pipe
->bind_blend_state(ctx
->pipe
, ctx
->blend
);
203 dsa
.depth
.enabled
= 0;
204 dsa
.depth
.writemask
= 0;
205 dsa
.depth
.func
= PIPE_FUNC_ALWAYS
;
206 for (i
= 0; i
< 2; ++i
) {
207 dsa
.stencil
[i
].enabled
= 0;
208 dsa
.stencil
[i
].func
= PIPE_FUNC_ALWAYS
;
209 dsa
.stencil
[i
].fail_op
= PIPE_STENCIL_OP_KEEP
;
210 dsa
.stencil
[i
].zpass_op
= PIPE_STENCIL_OP_KEEP
;
211 dsa
.stencil
[i
].zfail_op
= PIPE_STENCIL_OP_KEEP
;
212 dsa
.stencil
[i
].valuemask
= 0;
213 dsa
.stencil
[i
].writemask
= 0;
215 dsa
.alpha
.enabled
= 0;
216 dsa
.alpha
.func
= PIPE_FUNC_ALWAYS
;
217 dsa
.alpha
.ref_value
= 0;
218 ctx
->dsa
= ctx
->pipe
->create_depth_stencil_alpha_state(ctx
->pipe
, &dsa
);
219 ctx
->pipe
->bind_depth_stencil_alpha_state(ctx
->pipe
, ctx
->dsa
);
224 static struct pipe_video_context
*
225 sp_mpeg12_create(struct pipe_screen
*screen
, enum pipe_video_profile profile
,
226 enum pipe_video_chroma_format chroma_format
,
227 unsigned width
, unsigned height
)
229 struct sp_mpeg12_context
*ctx
;
231 assert(u_reduce_video_profile(profile
) == PIPE_VIDEO_CODEC_MPEG12
);
233 ctx
= CALLOC_STRUCT(sp_mpeg12_context
);
238 ctx
->base
.profile
= profile
;
239 ctx
->base
.chroma_format
= chroma_format
;
240 ctx
->base
.width
= width
;
241 ctx
->base
.height
= height
;
243 ctx
->base
.screen
= screen
;
244 ctx
->base
.destroy
= sp_mpeg12_destroy
;
245 ctx
->base
.decode_macroblocks
= sp_mpeg12_decode_macroblocks
;
246 ctx
->base
.clear_surface
= sp_mpeg12_clear_surface
;
247 ctx
->base
.render_picture
= sp_mpeg12_render_picture
;
248 ctx
->base
.set_decode_target
= sp_mpeg12_set_decode_target
;
249 ctx
->base
.set_csc_matrix
= sp_mpeg12_set_csc_matrix
;
251 ctx
->pipe
= screen
->context_create(screen
, NULL
);
257 /* TODO: Use slice buffering for softpipe when implemented, no advantage to buffering an entire picture */
258 if (!vl_mpeg12_mc_renderer_init(&ctx
->mc_renderer
, ctx
->pipe
,
259 width
, height
, chroma_format
,
260 VL_MPEG12_MC_RENDERER_BUFFER_PICTURE
,
261 /* TODO: Use XFER_NONE when implemented */
262 VL_MPEG12_MC_RENDERER_EMPTY_BLOCK_XFER_ONE
,
264 ctx
->pipe
->destroy(ctx
->pipe
);
269 if (!vl_compositor_init(&ctx
->compositor
, ctx
->pipe
)) {
270 vl_mpeg12_mc_renderer_cleanup(&ctx
->mc_renderer
);
271 ctx
->pipe
->destroy(ctx
->pipe
);
276 if (!init_pipe_state(ctx
)) {
277 vl_compositor_cleanup(&ctx
->compositor
);
278 vl_mpeg12_mc_renderer_cleanup(&ctx
->mc_renderer
);
279 ctx
->pipe
->destroy(ctx
->pipe
);
287 struct pipe_video_context
*
288 sp_video_create(struct pipe_screen
*screen
, enum pipe_video_profile profile
,
289 enum pipe_video_chroma_format chroma_format
,
290 unsigned width
, unsigned height
)
293 assert(width
&& height
);
295 switch (u_reduce_video_profile(profile
)) {
296 case PIPE_VIDEO_CODEC_MPEG12
:
297 return sp_mpeg12_create(screen
, profile
,