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 "vl_mpeg12_mc_renderer.h"
30 #include <pipe/p_context.h>
31 #include <pipe/p_inlines.h>
32 #include <util/u_format.h>
33 #include <util/u_math.h>
34 #include <util/u_memory.h>
35 #include <tgsi/tgsi_parse.h>
36 #include <tgsi/tgsi_build.h>
37 #include "vl_shader_build.h"
39 #define DEFAULT_BUF_ALIGNMENT 1
40 #define MACROBLOCK_WIDTH 16
41 #define MACROBLOCK_HEIGHT 16
43 #define BLOCK_HEIGHT 8
44 #define ZERO_BLOCK_NIL -1.0f
45 #define ZERO_BLOCK_IS_NIL(zb) ((zb).x < 0.0f)
57 struct vertex_shader_consts
59 struct vertex4f denorm
;
62 struct fragment_shader_consts
64 struct vertex4f multiplier
;
69 * Muliplier renormalizes block samples from 16 bits to 12 bits.
70 * Divider is used when calculating Y % 2 for choosing top or bottom
71 * field for P or B macroblocks.
72 * TODO: Use immediates.
74 static const struct fragment_shader_consts fs_consts
= {
75 {32767.0f
/ 255.0f
, 32767.0f
/ 255.0f
, 32767.0f
/ 255.0f
, 0.0f
},
76 {0.5f
, 2.0f
, 0.0f
, 0.0f
}
82 struct vertex2f luma_tc
;
83 struct vertex2f cb_tc
;
84 struct vertex2f cr_tc
;
89 MACROBLOCK_TYPE_INTRA
,
90 MACROBLOCK_TYPE_FWD_FRAME_PRED
,
91 MACROBLOCK_TYPE_FWD_FIELD_PRED
,
92 MACROBLOCK_TYPE_BKWD_FRAME_PRED
,
93 MACROBLOCK_TYPE_BKWD_FIELD_PRED
,
94 MACROBLOCK_TYPE_BI_FRAME_PRED
,
95 MACROBLOCK_TYPE_BI_FIELD_PRED
,
101 create_intra_vert_shader(struct vl_mpeg12_mc_renderer
*r
)
103 const unsigned max_tokens
= 50;
105 struct pipe_shader_state vs
;
106 struct tgsi_token
*tokens
;
107 struct tgsi_header
*header
;
109 struct tgsi_full_declaration decl
;
110 struct tgsi_full_instruction inst
;
118 tokens
= (struct tgsi_token
*) malloc(max_tokens
* sizeof(struct tgsi_token
));
119 header
= (struct tgsi_header
*) &tokens
[0];
120 *header
= tgsi_build_header();
121 *(struct tgsi_processor
*) &tokens
[1] = tgsi_build_processor(TGSI_PROCESSOR_VERTEX
, header
);
126 * decl i0 ; Vertex pos
127 * decl i1 ; Luma texcoords
128 * decl i2 ; Chroma Cb texcoords
129 * decl i3 ; Chroma Cr texcoords
131 for (i
= 0; i
< 4; i
++) {
132 decl
= vl_decl_input(i
== 0 ? TGSI_SEMANTIC_POSITION
: TGSI_SEMANTIC_GENERIC
, i
, i
, i
);
133 ti
+= tgsi_build_full_declaration(&decl
, &tokens
[ti
], header
, max_tokens
- ti
);
137 * decl o0 ; Vertex pos
138 * decl o1 ; Luma texcoords
139 * decl o2 ; Chroma Cb texcoords
140 * decl o3 ; Chroma Cr texcoords
142 for (i
= 0; i
< 4; i
++) {
143 decl
= vl_decl_output(i
== 0 ? TGSI_SEMANTIC_POSITION
: TGSI_SEMANTIC_GENERIC
, i
, i
, i
);
144 ti
+= tgsi_build_full_declaration(&decl
, &tokens
[ti
], header
, max_tokens
- ti
);
148 * mov o0, i0 ; Move input vertex pos to output
149 * mov o1, i1 ; Move input luma texcoords to output
150 * mov o2, i2 ; Move input chroma Cb texcoords to output
151 * mov o3, i3 ; Move input chroma Cr texcoords to output
153 for (i
= 0; i
< 4; ++i
) {
154 inst
= vl_inst2(TGSI_OPCODE_MOV
, TGSI_FILE_OUTPUT
, i
, TGSI_FILE_INPUT
, i
);
155 ti
+= tgsi_build_full_instruction(&inst
, &tokens
[ti
], header
, max_tokens
- ti
);
160 ti
+= tgsi_build_full_instruction(&inst
, &tokens
[ti
], header
, max_tokens
- ti
);
162 assert(ti
<= max_tokens
);
165 r
->i_vs
= r
->pipe
->create_vs_state(r
->pipe
, &vs
);
170 create_intra_frag_shader(struct vl_mpeg12_mc_renderer
*r
)
172 const unsigned max_tokens
= 100;
174 struct pipe_shader_state fs
;
175 struct tgsi_token
*tokens
;
176 struct tgsi_header
*header
;
178 struct tgsi_full_declaration decl
;
179 struct tgsi_full_instruction inst
;
187 tokens
= (struct tgsi_token
*) malloc(max_tokens
* sizeof(struct tgsi_token
));
188 header
= (struct tgsi_header
*) &tokens
[0];
189 *header
= tgsi_build_header();
190 *(struct tgsi_processor
*) &tokens
[1] = tgsi_build_processor(TGSI_PROCESSOR_FRAGMENT
, header
);
195 * decl i0 ; Luma texcoords
196 * decl i1 ; Chroma Cb texcoords
197 * decl i2 ; Chroma Cr texcoords
199 for (i
= 0; i
< 3; ++i
) {
200 decl
= vl_decl_interpolated_input(TGSI_SEMANTIC_GENERIC
, i
+ 1, i
, i
, TGSI_INTERPOLATE_LINEAR
);
201 ti
+= tgsi_build_full_declaration(&decl
, &tokens
[ti
], header
, max_tokens
- ti
);
204 /* decl c0 ; Scaling factor, rescales 16-bit snorm to 9-bit snorm */
205 decl
= vl_decl_constants(TGSI_SEMANTIC_GENERIC
, 0, 0, 0);
206 ti
+= tgsi_build_full_declaration(&decl
, &tokens
[ti
], header
, max_tokens
- ti
);
208 /* decl o0 ; Fragment color */
209 decl
= vl_decl_output(TGSI_SEMANTIC_COLOR
, 0, 0, 0);
210 ti
+= tgsi_build_full_declaration(&decl
, &tokens
[ti
], header
, max_tokens
- ti
);
213 decl
= vl_decl_temps(0, 1);
214 ti
+= tgsi_build_full_declaration(&decl
, &tokens
[ti
], header
, max_tokens
- ti
);
217 * decl s0 ; Sampler for luma texture
218 * decl s1 ; Sampler for chroma Cb texture
219 * decl s2 ; Sampler for chroma Cr texture
221 for (i
= 0; i
< 3; ++i
) {
222 decl
= vl_decl_samplers(i
, i
);
223 ti
+= tgsi_build_full_declaration(&decl
, &tokens
[ti
], header
, max_tokens
- ti
);
227 * tex2d t1, i0, s0 ; Read texel from luma texture
228 * mov t0.x, t1.x ; Move luma sample into .x component
229 * tex2d t1, i1, s1 ; Read texel from chroma Cb texture
230 * mov t0.y, t1.x ; Move Cb sample into .y component
231 * tex2d t1, i2, s2 ; Read texel from chroma Cr texture
232 * mov t0.z, t1.x ; Move Cr sample into .z component
234 for (i
= 0; i
< 3; ++i
) {
235 inst
= vl_tex(TGSI_TEXTURE_2D
, TGSI_FILE_TEMPORARY
, 1, TGSI_FILE_INPUT
, i
, TGSI_FILE_SAMPLER
, i
);
236 ti
+= tgsi_build_full_instruction(&inst
, &tokens
[ti
], header
, max_tokens
- ti
);
238 inst
= vl_inst2(TGSI_OPCODE_MOV
, TGSI_FILE_TEMPORARY
, 0, TGSI_FILE_TEMPORARY
, 1);
239 inst
.Src
[0].Register
.SwizzleX
= TGSI_SWIZZLE_X
;
240 inst
.Src
[0].Register
.SwizzleY
= TGSI_SWIZZLE_X
;
241 inst
.Src
[0].Register
.SwizzleZ
= TGSI_SWIZZLE_X
;
242 inst
.Dst
[0].Register
.WriteMask
= TGSI_WRITEMASK_X
<< i
;
243 ti
+= tgsi_build_full_instruction(&inst
, &tokens
[ti
], header
, max_tokens
- ti
);
246 /* mul o0, t0, c0 ; Rescale texel to correct range */
247 inst
= vl_inst3(TGSI_OPCODE_MUL
, TGSI_FILE_OUTPUT
, 0, TGSI_FILE_TEMPORARY
, 0, TGSI_FILE_CONSTANT
, 0);
248 ti
+= tgsi_build_full_instruction(&inst
, &tokens
[ti
], header
, max_tokens
- ti
);
252 ti
+= tgsi_build_full_instruction(&inst
, &tokens
[ti
], header
, max_tokens
- ti
);
254 assert(ti
<= max_tokens
);
257 r
->i_fs
= r
->pipe
->create_fs_state(r
->pipe
, &fs
);
262 create_frame_pred_vert_shader(struct vl_mpeg12_mc_renderer
*r
)
264 const unsigned max_tokens
= 100;
266 struct pipe_shader_state vs
;
267 struct tgsi_token
*tokens
;
268 struct tgsi_header
*header
;
270 struct tgsi_full_declaration decl
;
271 struct tgsi_full_instruction inst
;
279 tokens
= (struct tgsi_token
*) malloc(max_tokens
* sizeof(struct tgsi_token
));
280 header
= (struct tgsi_header
*) &tokens
[0];
281 *header
= tgsi_build_header();
282 *(struct tgsi_processor
*) &tokens
[1] = tgsi_build_processor(TGSI_PROCESSOR_VERTEX
, header
);
287 * decl i0 ; Vertex pos
288 * decl i1 ; Luma texcoords
289 * decl i2 ; Chroma Cb texcoords
290 * decl i3 ; Chroma Cr texcoords
291 * decl i4 ; Ref surface top field texcoords
292 * decl i5 ; Ref surface bottom field texcoords (unused, packed in the same stream)
294 for (i
= 0; i
< 6; i
++) {
295 decl
= vl_decl_input(i
== 0 ? TGSI_SEMANTIC_POSITION
: TGSI_SEMANTIC_GENERIC
, i
, i
, i
);
296 ti
+= tgsi_build_full_declaration(&decl
, &tokens
[ti
], header
, max_tokens
- ti
);
300 * decl o0 ; Vertex pos
301 * decl o1 ; Luma texcoords
302 * decl o2 ; Chroma Cb texcoords
303 * decl o3 ; Chroma Cr texcoords
304 * decl o4 ; Ref macroblock texcoords
306 for (i
= 0; i
< 5; i
++) {
307 decl
= vl_decl_output(i
== 0 ? TGSI_SEMANTIC_POSITION
: TGSI_SEMANTIC_GENERIC
, i
, i
, i
);
308 ti
+= tgsi_build_full_declaration(&decl
, &tokens
[ti
], header
, max_tokens
- ti
);
312 * mov o0, i0 ; Move input vertex pos to output
313 * mov o1, i1 ; Move input luma texcoords to output
314 * mov o2, i2 ; Move input chroma Cb texcoords to output
315 * mov o3, i3 ; Move input chroma Cr texcoords to output
317 for (i
= 0; i
< 4; ++i
) {
318 inst
= vl_inst2(TGSI_OPCODE_MOV
, TGSI_FILE_OUTPUT
, i
, TGSI_FILE_INPUT
, i
);
319 ti
+= tgsi_build_full_instruction(&inst
, &tokens
[ti
], header
, max_tokens
- ti
);
322 /* add o4, i0, i4 ; Translate vertex pos by motion vec to form ref macroblock texcoords */
323 inst
= vl_inst3(TGSI_OPCODE_ADD
, TGSI_FILE_OUTPUT
, 4, TGSI_FILE_INPUT
, 0, TGSI_FILE_INPUT
, 4);
324 ti
+= tgsi_build_full_instruction(&inst
, &tokens
[ti
], header
, max_tokens
- ti
);
328 ti
+= tgsi_build_full_instruction(&inst
, &tokens
[ti
], header
, max_tokens
- ti
);
330 assert(ti
<= max_tokens
);
333 r
->p_vs
[0] = r
->pipe
->create_vs_state(r
->pipe
, &vs
);
338 create_field_pred_vert_shader(struct vl_mpeg12_mc_renderer
*r
)
344 create_frame_pred_frag_shader(struct vl_mpeg12_mc_renderer
*r
)
346 const unsigned max_tokens
= 100;
348 struct pipe_shader_state fs
;
349 struct tgsi_token
*tokens
;
350 struct tgsi_header
*header
;
352 struct tgsi_full_declaration decl
;
353 struct tgsi_full_instruction inst
;
361 tokens
= (struct tgsi_token
*) malloc(max_tokens
* sizeof(struct tgsi_token
));
362 header
= (struct tgsi_header
*) &tokens
[0];
363 *header
= tgsi_build_header();
364 *(struct tgsi_processor
*) &tokens
[1] = tgsi_build_processor(TGSI_PROCESSOR_FRAGMENT
, header
);
369 * decl i0 ; Luma texcoords
370 * decl i1 ; Chroma Cb texcoords
371 * decl i2 ; Chroma Cr texcoords
372 * decl i3 ; Ref macroblock texcoords
374 for (i
= 0; i
< 4; ++i
) {
375 decl
= vl_decl_interpolated_input(TGSI_SEMANTIC_GENERIC
, i
+ 1, i
, i
, TGSI_INTERPOLATE_LINEAR
);
376 ti
+= tgsi_build_full_declaration(&decl
, &tokens
[ti
], header
, max_tokens
- ti
);
379 /* decl c0 ; Scaling factor, rescales 16-bit snorm to 9-bit snorm */
380 decl
= vl_decl_constants(TGSI_SEMANTIC_GENERIC
, 0, 0, 0);
381 ti
+= tgsi_build_full_declaration(&decl
, &tokens
[ti
], header
, max_tokens
- ti
);
383 /* decl o0 ; Fragment color */
384 decl
= vl_decl_output(TGSI_SEMANTIC_COLOR
, 0, 0, 0);
385 ti
+= tgsi_build_full_declaration(&decl
, &tokens
[ti
], header
, max_tokens
- ti
);
388 decl
= vl_decl_temps(0, 1);
389 ti
+= tgsi_build_full_declaration(&decl
, &tokens
[ti
], header
, max_tokens
- ti
);
392 * decl s0 ; Sampler for luma texture
393 * decl s1 ; Sampler for chroma Cb texture
394 * decl s2 ; Sampler for chroma Cr texture
395 * decl s3 ; Sampler for ref surface texture
397 for (i
= 0; i
< 4; ++i
) {
398 decl
= vl_decl_samplers(i
, i
);
399 ti
+= tgsi_build_full_declaration(&decl
, &tokens
[ti
], header
, max_tokens
- ti
);
403 * tex2d t1, i0, s0 ; Read texel from luma texture
404 * mov t0.x, t1.x ; Move luma sample into .x component
405 * tex2d t1, i1, s1 ; Read texel from chroma Cb texture
406 * mov t0.y, t1.x ; Move Cb sample into .y component
407 * tex2d t1, i2, s2 ; Read texel from chroma Cr texture
408 * mov t0.z, t1.x ; Move Cr sample into .z component
410 for (i
= 0; i
< 3; ++i
) {
411 inst
= vl_tex(TGSI_TEXTURE_2D
, TGSI_FILE_TEMPORARY
, 1, TGSI_FILE_INPUT
, i
, TGSI_FILE_SAMPLER
, i
);
412 ti
+= tgsi_build_full_instruction(&inst
, &tokens
[ti
], header
, max_tokens
- ti
);
414 inst
= vl_inst2(TGSI_OPCODE_MOV
, TGSI_FILE_TEMPORARY
, 0, TGSI_FILE_TEMPORARY
, 1);
415 inst
.Src
[0].Register
.SwizzleX
= TGSI_SWIZZLE_X
;
416 inst
.Src
[0].Register
.SwizzleY
= TGSI_SWIZZLE_X
;
417 inst
.Src
[0].Register
.SwizzleZ
= TGSI_SWIZZLE_X
;
418 inst
.Dst
[0].Register
.WriteMask
= TGSI_WRITEMASK_X
<< i
;
419 ti
+= tgsi_build_full_instruction(&inst
, &tokens
[ti
], header
, max_tokens
- ti
);
422 /* mul t0, t0, c0 ; Rescale texel to correct range */
423 inst
= vl_inst3(TGSI_OPCODE_MUL
, TGSI_FILE_TEMPORARY
, 0, TGSI_FILE_TEMPORARY
, 0, TGSI_FILE_CONSTANT
, 0);
424 ti
+= tgsi_build_full_instruction(&inst
, &tokens
[ti
], header
, max_tokens
- ti
);
426 /* tex2d t1, i3, s3 ; Read texel from ref macroblock */
427 inst
= vl_tex(TGSI_TEXTURE_2D
, TGSI_FILE_TEMPORARY
, 1, TGSI_FILE_INPUT
, 3, TGSI_FILE_SAMPLER
, 3);
428 ti
+= tgsi_build_full_instruction(&inst
, &tokens
[ti
], header
, max_tokens
- ti
);
430 /* add o0, t0, t1 ; Add ref and differential to form final output */
431 inst
= vl_inst3(TGSI_OPCODE_ADD
, TGSI_FILE_OUTPUT
, 0, TGSI_FILE_TEMPORARY
, 0, TGSI_FILE_TEMPORARY
, 1);
432 ti
+= tgsi_build_full_instruction(&inst
, &tokens
[ti
], header
, max_tokens
- ti
);
436 ti
+= tgsi_build_full_instruction(&inst
, &tokens
[ti
], header
, max_tokens
- ti
);
438 assert(ti
<= max_tokens
);
441 r
->p_fs
[0] = r
->pipe
->create_fs_state(r
->pipe
, &fs
);
446 create_field_pred_frag_shader(struct vl_mpeg12_mc_renderer
*r
)
452 create_frame_bi_pred_vert_shader(struct vl_mpeg12_mc_renderer
*r
)
454 const unsigned max_tokens
= 100;
456 struct pipe_shader_state vs
;
457 struct tgsi_token
*tokens
;
458 struct tgsi_header
*header
;
460 struct tgsi_full_declaration decl
;
461 struct tgsi_full_instruction inst
;
469 tokens
= (struct tgsi_token
*) malloc(max_tokens
* sizeof(struct tgsi_token
));
470 header
= (struct tgsi_header
*) &tokens
[0];
471 *header
= tgsi_build_header();
472 *(struct tgsi_processor
*) &tokens
[1] = tgsi_build_processor(TGSI_PROCESSOR_VERTEX
, header
);
477 * decl i0 ; Vertex pos
478 * decl i1 ; Luma texcoords
479 * decl i2 ; Chroma Cb texcoords
480 * decl i3 ; Chroma Cr texcoords
481 * decl i4 ; First ref macroblock top field texcoords
482 * decl i5 ; First ref macroblock bottom field texcoords (unused, packed in the same stream)
483 * decl i6 ; Second ref macroblock top field texcoords
484 * decl i7 ; Second ref macroblock bottom field texcoords (unused, packed in the same stream)
486 for (i
= 0; i
< 8; i
++) {
487 decl
= vl_decl_input(i
== 0 ? TGSI_SEMANTIC_POSITION
: TGSI_SEMANTIC_GENERIC
, i
, i
, i
);
488 ti
+= tgsi_build_full_declaration(&decl
, &tokens
[ti
], header
, max_tokens
- ti
);
492 * decl o0 ; Vertex pos
493 * decl o1 ; Luma texcoords
494 * decl o2 ; Chroma Cb texcoords
495 * decl o3 ; Chroma Cr texcoords
496 * decl o4 ; First ref macroblock texcoords
497 * decl o5 ; Second ref macroblock texcoords
499 for (i
= 0; i
< 6; i
++) {
500 decl
= vl_decl_output(i
== 0 ? TGSI_SEMANTIC_POSITION
: TGSI_SEMANTIC_GENERIC
, i
, i
, i
);
501 ti
+= tgsi_build_full_declaration(&decl
, &tokens
[ti
], header
, max_tokens
- ti
);
505 * mov o0, i0 ; Move input vertex pos to output
506 * mov o1, i1 ; Move input luma texcoords to output
507 * mov o2, i2 ; Move input chroma Cb texcoords to output
508 * mov o3, i3 ; Move input chroma Cr texcoords to output
510 for (i
= 0; i
< 4; ++i
) {
511 inst
= vl_inst2(TGSI_OPCODE_MOV
, TGSI_FILE_OUTPUT
, i
, TGSI_FILE_INPUT
, i
);
512 ti
+= tgsi_build_full_instruction(&inst
, &tokens
[ti
], header
, max_tokens
- ti
);
516 * add o4, i0, i4 ; Translate vertex pos by motion vec to form first ref macroblock texcoords
517 * add o5, i0, i6 ; Translate vertex pos by motion vec to form second ref macroblock texcoords
519 for (i
= 0; i
< 2; ++i
) {
520 inst
= vl_inst3(TGSI_OPCODE_ADD
, TGSI_FILE_OUTPUT
, i
+ 4, TGSI_FILE_INPUT
, 0, TGSI_FILE_INPUT
, (i
+ 2) * 2);
521 ti
+= tgsi_build_full_instruction(&inst
, &tokens
[ti
], header
, max_tokens
- ti
);
526 ti
+= tgsi_build_full_instruction(&inst
, &tokens
[ti
], header
, max_tokens
- ti
);
528 assert(ti
<= max_tokens
);
531 r
->b_vs
[0] = r
->pipe
->create_vs_state(r
->pipe
, &vs
);
536 create_field_bi_pred_vert_shader(struct vl_mpeg12_mc_renderer
*r
)
542 create_frame_bi_pred_frag_shader(struct vl_mpeg12_mc_renderer
*r
)
544 const unsigned max_tokens
= 100;
546 struct pipe_shader_state fs
;
547 struct tgsi_token
*tokens
;
548 struct tgsi_header
*header
;
550 struct tgsi_full_declaration decl
;
551 struct tgsi_full_instruction inst
;
559 tokens
= (struct tgsi_token
*) malloc(max_tokens
* sizeof(struct tgsi_token
));
560 header
= (struct tgsi_header
*) &tokens
[0];
561 *header
= tgsi_build_header();
562 *(struct tgsi_processor
*) &tokens
[1] = tgsi_build_processor(TGSI_PROCESSOR_FRAGMENT
, header
);
567 * decl i0 ; Luma texcoords
568 * decl i1 ; Chroma Cb texcoords
569 * decl i2 ; Chroma Cr texcoords
570 * decl i3 ; First ref macroblock texcoords
571 * decl i4 ; Second ref macroblock texcoords
573 for (i
= 0; i
< 5; ++i
) {
574 decl
= vl_decl_interpolated_input(TGSI_SEMANTIC_GENERIC
, i
+ 1, i
, i
, TGSI_INTERPOLATE_LINEAR
);
575 ti
+= tgsi_build_full_declaration(&decl
, &tokens
[ti
], header
, max_tokens
- ti
);
579 * decl c0 ; Scaling factor, rescales 16-bit snorm to 9-bit snorm
580 * decl c1 ; Constant 1/2 in .x channel to use as weight to blend past and future texels
582 decl
= vl_decl_constants(TGSI_SEMANTIC_GENERIC
, 0, 0, 1);
583 ti
+= tgsi_build_full_declaration(&decl
, &tokens
[ti
], header
, max_tokens
- ti
);
585 /* decl o0 ; Fragment color */
586 decl
= vl_decl_output(TGSI_SEMANTIC_COLOR
, 0, 0, 0);
587 ti
+= tgsi_build_full_declaration(&decl
, &tokens
[ti
], header
, max_tokens
- ti
);
590 decl
= vl_decl_temps(0, 2);
591 ti
+= tgsi_build_full_declaration(&decl
, &tokens
[ti
], header
, max_tokens
- ti
);
594 * decl s0 ; Sampler for luma texture
595 * decl s1 ; Sampler for chroma Cb texture
596 * decl s2 ; Sampler for chroma Cr texture
597 * decl s3 ; Sampler for first ref surface texture
598 * decl s4 ; Sampler for second ref surface texture
600 for (i
= 0; i
< 5; ++i
) {
601 decl
= vl_decl_samplers(i
, i
);
602 ti
+= tgsi_build_full_declaration(&decl
, &tokens
[ti
], header
, max_tokens
- ti
);
606 * tex2d t1, i0, s0 ; Read texel from luma texture
607 * mov t0.x, t1.x ; Move luma sample into .x component
608 * tex2d t1, i1, s1 ; Read texel from chroma Cb texture
609 * mov t0.y, t1.x ; Move Cb sample into .y component
610 * tex2d t1, i2, s2 ; Read texel from chroma Cr texture
611 * mov t0.z, t1.x ; Move Cr sample into .z component
613 for (i
= 0; i
< 3; ++i
) {
614 inst
= vl_tex(TGSI_TEXTURE_2D
, TGSI_FILE_TEMPORARY
, 1, TGSI_FILE_INPUT
, i
, TGSI_FILE_SAMPLER
, i
);
615 ti
+= tgsi_build_full_instruction(&inst
, &tokens
[ti
], header
, max_tokens
- ti
);
617 inst
= vl_inst2(TGSI_OPCODE_MOV
, TGSI_FILE_TEMPORARY
, 0, TGSI_FILE_TEMPORARY
, 1);
618 inst
.Src
[0].Register
.SwizzleX
= TGSI_SWIZZLE_X
;
619 inst
.Src
[0].Register
.SwizzleY
= TGSI_SWIZZLE_X
;
620 inst
.Src
[0].Register
.SwizzleZ
= TGSI_SWIZZLE_X
;
621 inst
.Dst
[0].Register
.WriteMask
= TGSI_WRITEMASK_X
<< i
;
622 ti
+= tgsi_build_full_instruction(&inst
, &tokens
[ti
], header
, max_tokens
- ti
);
625 /* mul t0, t0, c0 ; Rescale texel to correct range */
626 inst
= vl_inst3(TGSI_OPCODE_MUL
, TGSI_FILE_TEMPORARY
, 0, TGSI_FILE_TEMPORARY
, 0, TGSI_FILE_CONSTANT
, 0);
627 ti
+= tgsi_build_full_instruction(&inst
, &tokens
[ti
], header
, max_tokens
- ti
);
630 * tex2d t1, i3, s3 ; Read texel from first ref macroblock
631 * tex2d t2, i4, s4 ; Read texel from second ref macroblock
633 for (i
= 0; i
< 2; ++i
) {
634 inst
= vl_tex(TGSI_TEXTURE_2D
, TGSI_FILE_TEMPORARY
, i
+ 1, TGSI_FILE_INPUT
, i
+ 3, TGSI_FILE_SAMPLER
, i
+ 3);
635 ti
+= tgsi_build_full_instruction(&inst
, &tokens
[ti
], header
, max_tokens
- ti
);
638 /* lerp t1, c1.x, t1, t2 ; Blend past and future texels */
639 inst
= vl_inst4(TGSI_OPCODE_LRP
, TGSI_FILE_TEMPORARY
, 1, TGSI_FILE_CONSTANT
, 1, TGSI_FILE_TEMPORARY
, 1, TGSI_FILE_TEMPORARY
, 2);
640 inst
.Src
[0].Register
.SwizzleX
= TGSI_SWIZZLE_X
;
641 inst
.Src
[0].Register
.SwizzleY
= TGSI_SWIZZLE_X
;
642 inst
.Src
[0].Register
.SwizzleZ
= TGSI_SWIZZLE_X
;
643 inst
.Src
[0].Register
.SwizzleW
= TGSI_SWIZZLE_X
;
644 ti
+= tgsi_build_full_instruction(&inst
, &tokens
[ti
], header
, max_tokens
- ti
);
646 /* add o0, t0, t1 ; Add past/future ref and differential to form final output */
647 inst
= vl_inst3(TGSI_OPCODE_ADD
, TGSI_FILE_OUTPUT
, 0, TGSI_FILE_TEMPORARY
, 0, TGSI_FILE_TEMPORARY
, 1);
648 ti
+= tgsi_build_full_instruction(&inst
, &tokens
[ti
], header
, max_tokens
- ti
);
652 ti
+= tgsi_build_full_instruction(&inst
, &tokens
[ti
], header
, max_tokens
- ti
);
654 assert(ti
<= max_tokens
);
657 r
->b_fs
[0] = r
->pipe
->create_fs_state(r
->pipe
, &fs
);
662 create_field_bi_pred_frag_shader(struct vl_mpeg12_mc_renderer
*r
)
668 xfer_buffers_map(struct vl_mpeg12_mc_renderer
*r
)
674 for (i
= 0; i
< 3; ++i
) {
675 r
->tex_transfer
[i
] = r
->pipe
->screen
->get_tex_transfer
677 r
->pipe
->screen
, r
->textures
.all
[i
],
678 0, 0, 0, PIPE_TRANSFER_WRITE
, 0, 0,
679 r
->textures
.all
[i
]->width0
, r
->textures
.all
[i
]->height0
682 r
->texels
[i
] = r
->pipe
->screen
->transfer_map(r
->pipe
->screen
, r
->tex_transfer
[i
]);
687 xfer_buffers_unmap(struct vl_mpeg12_mc_renderer
*r
)
693 for (i
= 0; i
< 3; ++i
) {
694 r
->pipe
->screen
->transfer_unmap(r
->pipe
->screen
, r
->tex_transfer
[i
]);
695 r
->pipe
->screen
->tex_transfer_destroy(r
->tex_transfer
[i
]);
700 init_pipe_state(struct vl_mpeg12_mc_renderer
*r
)
702 struct pipe_sampler_state sampler
;
708 r
->viewport
.scale
[0] = r
->pot_buffers
?
709 util_next_power_of_two(r
->picture_width
) : r
->picture_width
;
710 r
->viewport
.scale
[1] = r
->pot_buffers
?
711 util_next_power_of_two(r
->picture_height
) : r
->picture_height
;
712 r
->viewport
.scale
[2] = 1;
713 r
->viewport
.scale
[3] = 1;
714 r
->viewport
.translate
[0] = 0;
715 r
->viewport
.translate
[1] = 0;
716 r
->viewport
.translate
[2] = 0;
717 r
->viewport
.translate
[3] = 0;
719 r
->scissor
.maxx
= r
->pot_buffers
?
720 util_next_power_of_two(r
->picture_width
) : r
->picture_width
;
721 r
->scissor
.maxy
= r
->pot_buffers
?
722 util_next_power_of_two(r
->picture_height
) : r
->picture_height
;
724 r
->fb_state
.width
= r
->pot_buffers
?
725 util_next_power_of_two(r
->picture_width
) : r
->picture_width
;
726 r
->fb_state
.height
= r
->pot_buffers
?
727 util_next_power_of_two(r
->picture_height
) : r
->picture_height
;
728 r
->fb_state
.nr_cbufs
= 1;
729 r
->fb_state
.zsbuf
= NULL
;
732 filters
[0] = PIPE_TEX_FILTER_NEAREST
;
734 if (r
->chroma_format
== PIPE_VIDEO_CHROMA_FORMAT_444
||
735 r
->eb_handling
== VL_MPEG12_MC_RENDERER_EMPTY_BLOCK_XFER_ONE
) {
736 filters
[1] = PIPE_TEX_FILTER_NEAREST
;
737 filters
[2] = PIPE_TEX_FILTER_NEAREST
;
740 filters
[1] = PIPE_TEX_FILTER_LINEAR
;
741 filters
[2] = PIPE_TEX_FILTER_LINEAR
;
743 /* Fwd, bkwd ref filters */
744 filters
[3] = PIPE_TEX_FILTER_LINEAR
;
745 filters
[4] = PIPE_TEX_FILTER_LINEAR
;
747 for (i
= 0; i
< 5; ++i
) {
748 sampler
.wrap_s
= PIPE_TEX_WRAP_CLAMP_TO_EDGE
;
749 sampler
.wrap_t
= PIPE_TEX_WRAP_CLAMP_TO_EDGE
;
750 sampler
.wrap_r
= PIPE_TEX_WRAP_CLAMP_TO_EDGE
;
751 sampler
.min_img_filter
= filters
[i
];
752 sampler
.min_mip_filter
= PIPE_TEX_MIPFILTER_NONE
;
753 sampler
.mag_img_filter
= filters
[i
];
754 sampler
.compare_mode
= PIPE_TEX_COMPARE_NONE
;
755 sampler
.compare_func
= PIPE_FUNC_ALWAYS
;
756 sampler
.normalized_coords
= 1;
757 /*sampler.prefilter = ; */
758 /*sampler.shadow_ambient = ; */
759 /*sampler.lod_bias = ; */
761 /*sampler.max_lod = ; */
762 /*sampler.border_color[i] = ; */
763 /*sampler.max_anisotropy = ; */
764 r
->samplers
.all
[i
] = r
->pipe
->create_sampler_state(r
->pipe
, &sampler
);
771 cleanup_pipe_state(struct vl_mpeg12_mc_renderer
*r
)
777 for (i
= 0; i
< 5; ++i
)
778 r
->pipe
->delete_sampler_state(r
->pipe
, r
->samplers
.all
[i
]);
782 init_shaders(struct vl_mpeg12_mc_renderer
*r
)
786 create_intra_vert_shader(r
);
787 create_intra_frag_shader(r
);
788 create_frame_pred_vert_shader(r
);
789 create_frame_pred_frag_shader(r
);
790 create_frame_bi_pred_vert_shader(r
);
791 create_frame_bi_pred_frag_shader(r
);
797 cleanup_shaders(struct vl_mpeg12_mc_renderer
*r
)
801 r
->pipe
->delete_vs_state(r
->pipe
, r
->i_vs
);
802 r
->pipe
->delete_fs_state(r
->pipe
, r
->i_fs
);
803 r
->pipe
->delete_vs_state(r
->pipe
, r
->p_vs
[0]);
804 r
->pipe
->delete_fs_state(r
->pipe
, r
->p_fs
[0]);
805 r
->pipe
->delete_vs_state(r
->pipe
, r
->b_vs
[0]);
806 r
->pipe
->delete_fs_state(r
->pipe
, r
->b_fs
[0]);
810 init_buffers(struct vl_mpeg12_mc_renderer
*r
)
812 struct pipe_texture
template;
815 align(r
->picture_width
, MACROBLOCK_WIDTH
) / MACROBLOCK_WIDTH
;
817 align(r
->picture_height
, MACROBLOCK_HEIGHT
) / MACROBLOCK_HEIGHT
;
823 r
->macroblocks_per_batch
=
824 mbw
* (r
->bufmode
== VL_MPEG12_MC_RENDERER_BUFFER_PICTURE
? mbh
: 1);
825 r
->num_macroblocks
= 0;
826 r
->macroblock_buf
= MALLOC(r
->macroblocks_per_batch
* sizeof(struct pipe_mpeg12_macroblock
));
828 memset(&template, 0, sizeof(struct pipe_texture
));
829 template.target
= PIPE_TEXTURE_2D
;
830 /* TODO: Accomodate HW that can't do this and also for cases when this isn't precise enough */
831 template.format
= PIPE_FORMAT_R16_SNORM
;
832 template.last_level
= 0;
833 template.width0
= r
->pot_buffers
?
834 util_next_power_of_two(r
->picture_width
) : r
->picture_width
;
835 template.height0
= r
->pot_buffers
?
836 util_next_power_of_two(r
->picture_height
) : r
->picture_height
;
838 util_format_get_block(template.format
, &template.block
);
839 template.tex_usage
= PIPE_TEXTURE_USAGE_SAMPLER
| PIPE_TEXTURE_USAGE_DYNAMIC
;
841 r
->textures
.individual
.y
= r
->pipe
->screen
->texture_create(r
->pipe
->screen
, &template);
843 if (r
->chroma_format
== PIPE_VIDEO_CHROMA_FORMAT_420
) {
844 template.width0
= r
->pot_buffers
?
845 util_next_power_of_two(r
->picture_width
/ 2) :
846 r
->picture_width
/ 2;
847 template.height0
= r
->pot_buffers
?
848 util_next_power_of_two(r
->picture_height
/ 2) :
849 r
->picture_height
/ 2;
851 else if (r
->chroma_format
== PIPE_VIDEO_CHROMA_FORMAT_422
)
852 template.height0
= r
->pot_buffers
?
853 util_next_power_of_two(r
->picture_height
/ 2) :
854 r
->picture_height
/ 2;
856 r
->textures
.individual
.cb
=
857 r
->pipe
->screen
->texture_create(r
->pipe
->screen
, &template);
858 r
->textures
.individual
.cr
=
859 r
->pipe
->screen
->texture_create(r
->pipe
->screen
, &template);
861 r
->vertex_bufs
.individual
.ycbcr
.stride
= sizeof(struct vertex2f
) * 4;
862 r
->vertex_bufs
.individual
.ycbcr
.max_index
= 24 * r
->macroblocks_per_batch
- 1;
863 r
->vertex_bufs
.individual
.ycbcr
.buffer_offset
= 0;
864 r
->vertex_bufs
.individual
.ycbcr
.buffer
= pipe_buffer_create
867 DEFAULT_BUF_ALIGNMENT
,
868 PIPE_BUFFER_USAGE_VERTEX
| PIPE_BUFFER_USAGE_DISCARD
,
869 sizeof(struct vertex2f
) * 4 * 24 * r
->macroblocks_per_batch
872 for (i
= 1; i
< 3; ++i
) {
873 r
->vertex_bufs
.all
[i
].stride
= sizeof(struct vertex2f
) * 2;
874 r
->vertex_bufs
.all
[i
].max_index
= 24 * r
->macroblocks_per_batch
- 1;
875 r
->vertex_bufs
.all
[i
].buffer_offset
= 0;
876 r
->vertex_bufs
.all
[i
].buffer
= pipe_buffer_create
879 DEFAULT_BUF_ALIGNMENT
,
880 PIPE_BUFFER_USAGE_VERTEX
| PIPE_BUFFER_USAGE_DISCARD
,
881 sizeof(struct vertex2f
) * 2 * 24 * r
->macroblocks_per_batch
885 /* Position element */
886 r
->vertex_elems
[0].src_offset
= 0;
887 r
->vertex_elems
[0].vertex_buffer_index
= 0;
888 r
->vertex_elems
[0].nr_components
= 2;
889 r
->vertex_elems
[0].src_format
= PIPE_FORMAT_R32G32_FLOAT
;
891 /* Luma, texcoord element */
892 r
->vertex_elems
[1].src_offset
= sizeof(struct vertex2f
);
893 r
->vertex_elems
[1].vertex_buffer_index
= 0;
894 r
->vertex_elems
[1].nr_components
= 2;
895 r
->vertex_elems
[1].src_format
= PIPE_FORMAT_R32G32_FLOAT
;
897 /* Chroma Cr texcoord element */
898 r
->vertex_elems
[2].src_offset
= sizeof(struct vertex2f
) * 2;
899 r
->vertex_elems
[2].vertex_buffer_index
= 0;
900 r
->vertex_elems
[2].nr_components
= 2;
901 r
->vertex_elems
[2].src_format
= PIPE_FORMAT_R32G32_FLOAT
;
903 /* Chroma Cb texcoord element */
904 r
->vertex_elems
[3].src_offset
= sizeof(struct vertex2f
) * 3;
905 r
->vertex_elems
[3].vertex_buffer_index
= 0;
906 r
->vertex_elems
[3].nr_components
= 2;
907 r
->vertex_elems
[3].src_format
= PIPE_FORMAT_R32G32_FLOAT
;
909 /* First ref surface top field texcoord element */
910 r
->vertex_elems
[4].src_offset
= 0;
911 r
->vertex_elems
[4].vertex_buffer_index
= 1;
912 r
->vertex_elems
[4].nr_components
= 2;
913 r
->vertex_elems
[4].src_format
= PIPE_FORMAT_R32G32_FLOAT
;
915 /* First ref surface bottom field texcoord element */
916 r
->vertex_elems
[5].src_offset
= sizeof(struct vertex2f
);
917 r
->vertex_elems
[5].vertex_buffer_index
= 1;
918 r
->vertex_elems
[5].nr_components
= 2;
919 r
->vertex_elems
[5].src_format
= PIPE_FORMAT_R32G32_FLOAT
;
921 /* Second ref surface top field texcoord element */
922 r
->vertex_elems
[6].src_offset
= 0;
923 r
->vertex_elems
[6].vertex_buffer_index
= 2;
924 r
->vertex_elems
[6].nr_components
= 2;
925 r
->vertex_elems
[6].src_format
= PIPE_FORMAT_R32G32_FLOAT
;
927 /* Second ref surface bottom field texcoord element */
928 r
->vertex_elems
[7].src_offset
= sizeof(struct vertex2f
);
929 r
->vertex_elems
[7].vertex_buffer_index
= 2;
930 r
->vertex_elems
[7].nr_components
= 2;
931 r
->vertex_elems
[7].src_format
= PIPE_FORMAT_R32G32_FLOAT
;
933 r
->vs_const_buf
.buffer
= pipe_buffer_create
936 DEFAULT_BUF_ALIGNMENT
,
937 PIPE_BUFFER_USAGE_CONSTANT
| PIPE_BUFFER_USAGE_DISCARD
,
938 sizeof(struct vertex_shader_consts
)
941 r
->fs_const_buf
.buffer
= pipe_buffer_create
944 DEFAULT_BUF_ALIGNMENT
,
945 PIPE_BUFFER_USAGE_CONSTANT
, sizeof(struct fragment_shader_consts
)
950 pipe_buffer_map(r
->pipe
->screen
, r
->fs_const_buf
.buffer
, PIPE_BUFFER_USAGE_CPU_WRITE
),
951 &fs_consts
, sizeof(struct fragment_shader_consts
)
954 pipe_buffer_unmap(r
->pipe
->screen
, r
->fs_const_buf
.buffer
);
960 cleanup_buffers(struct vl_mpeg12_mc_renderer
*r
)
966 pipe_buffer_reference(&r
->vs_const_buf
.buffer
, NULL
);
967 pipe_buffer_reference(&r
->fs_const_buf
.buffer
, NULL
);
969 for (i
= 0; i
< 3; ++i
)
970 pipe_buffer_reference(&r
->vertex_bufs
.all
[i
].buffer
, NULL
);
972 for (i
= 0; i
< 3; ++i
)
973 pipe_texture_reference(&r
->textures
.all
[i
], NULL
);
975 FREE(r
->macroblock_buf
);
978 static enum MACROBLOCK_TYPE
979 get_macroblock_type(struct pipe_mpeg12_macroblock
*mb
)
983 switch (mb
->mb_type
) {
984 case PIPE_MPEG12_MACROBLOCK_TYPE_INTRA
:
985 return MACROBLOCK_TYPE_INTRA
;
986 case PIPE_MPEG12_MACROBLOCK_TYPE_FWD
:
987 return mb
->mo_type
== PIPE_MPEG12_MOTION_TYPE_FRAME
?
988 MACROBLOCK_TYPE_FWD_FRAME_PRED
: MACROBLOCK_TYPE_FWD_FIELD_PRED
;
989 case PIPE_MPEG12_MACROBLOCK_TYPE_BKWD
:
990 return mb
->mo_type
== PIPE_MPEG12_MOTION_TYPE_FRAME
?
991 MACROBLOCK_TYPE_BKWD_FRAME_PRED
: MACROBLOCK_TYPE_BKWD_FIELD_PRED
;
992 case PIPE_MPEG12_MACROBLOCK_TYPE_BI
:
993 return mb
->mo_type
== PIPE_MPEG12_MOTION_TYPE_FRAME
?
994 MACROBLOCK_TYPE_BI_FRAME_PRED
: MACROBLOCK_TYPE_BI_FIELD_PRED
;
1003 /* XXX: One of these days this will have to be killed with fire */
1004 #define SET_BLOCK(vb, cbp, mbx, mby, unitx, unity, ofsx, ofsy, hx, hy, lm, cbm, crm, use_zb, zb) \
1006 (vb)[0].pos.x = (mbx) * (unitx) + (ofsx); (vb)[0].pos.y = (mby) * (unity) + (ofsy); \
1007 (vb)[1].pos.x = (mbx) * (unitx) + (ofsx); (vb)[1].pos.y = (mby) * (unity) + (ofsy) + (hy); \
1008 (vb)[2].pos.x = (mbx) * (unitx) + (ofsx) + (hx); (vb)[2].pos.y = (mby) * (unity) + (ofsy); \
1009 (vb)[3].pos.x = (mbx) * (unitx) + (ofsx) + (hx); (vb)[3].pos.y = (mby) * (unity) + (ofsy); \
1010 (vb)[4].pos.x = (mbx) * (unitx) + (ofsx); (vb)[4].pos.y = (mby) * (unity) + (ofsy) + (hy); \
1011 (vb)[5].pos.x = (mbx) * (unitx) + (ofsx) + (hx); (vb)[5].pos.y = (mby) * (unity) + (ofsy) + (hy); \
1013 if (!use_zb || (cbp) & (lm)) \
1015 (vb)[0].luma_tc.x = (mbx) * (unitx) + (ofsx); (vb)[0].luma_tc.y = (mby) * (unity) + (ofsy); \
1016 (vb)[1].luma_tc.x = (mbx) * (unitx) + (ofsx); (vb)[1].luma_tc.y = (mby) * (unity) + (ofsy) + (hy); \
1017 (vb)[2].luma_tc.x = (mbx) * (unitx) + (ofsx) + (hx); (vb)[2].luma_tc.y = (mby) * (unity) + (ofsy); \
1018 (vb)[3].luma_tc.x = (mbx) * (unitx) + (ofsx) + (hx); (vb)[3].luma_tc.y = (mby) * (unity) + (ofsy); \
1019 (vb)[4].luma_tc.x = (mbx) * (unitx) + (ofsx); (vb)[4].luma_tc.y = (mby) * (unity) + (ofsy) + (hy); \
1020 (vb)[5].luma_tc.x = (mbx) * (unitx) + (ofsx) + (hx); (vb)[5].luma_tc.y = (mby) * (unity) + (ofsy) + (hy); \
1024 (vb)[0].luma_tc.x = (zb)[0].x; (vb)[0].luma_tc.y = (zb)[0].y; \
1025 (vb)[1].luma_tc.x = (zb)[0].x; (vb)[1].luma_tc.y = (zb)[0].y + (hy); \
1026 (vb)[2].luma_tc.x = (zb)[0].x + (hx); (vb)[2].luma_tc.y = (zb)[0].y; \
1027 (vb)[3].luma_tc.x = (zb)[0].x + (hx); (vb)[3].luma_tc.y = (zb)[0].y; \
1028 (vb)[4].luma_tc.x = (zb)[0].x; (vb)[4].luma_tc.y = (zb)[0].y + (hy); \
1029 (vb)[5].luma_tc.x = (zb)[0].x + (hx); (vb)[5].luma_tc.y = (zb)[0].y + (hy); \
1032 if (!use_zb || (cbp) & (cbm)) \
1034 (vb)[0].cb_tc.x = (mbx) * (unitx) + (ofsx); (vb)[0].cb_tc.y = (mby) * (unity) + (ofsy); \
1035 (vb)[1].cb_tc.x = (mbx) * (unitx) + (ofsx); (vb)[1].cb_tc.y = (mby) * (unity) + (ofsy) + (hy); \
1036 (vb)[2].cb_tc.x = (mbx) * (unitx) + (ofsx) + (hx); (vb)[2].cb_tc.y = (mby) * (unity) + (ofsy); \
1037 (vb)[3].cb_tc.x = (mbx) * (unitx) + (ofsx) + (hx); (vb)[3].cb_tc.y = (mby) * (unity) + (ofsy); \
1038 (vb)[4].cb_tc.x = (mbx) * (unitx) + (ofsx); (vb)[4].cb_tc.y = (mby) * (unity) + (ofsy) + (hy); \
1039 (vb)[5].cb_tc.x = (mbx) * (unitx) + (ofsx) + (hx); (vb)[5].cb_tc.y = (mby) * (unity) + (ofsy) + (hy); \
1043 (vb)[0].cb_tc.x = (zb)[1].x; (vb)[0].cb_tc.y = (zb)[1].y; \
1044 (vb)[1].cb_tc.x = (zb)[1].x; (vb)[1].cb_tc.y = (zb)[1].y + (hy); \
1045 (vb)[2].cb_tc.x = (zb)[1].x + (hx); (vb)[2].cb_tc.y = (zb)[1].y; \
1046 (vb)[3].cb_tc.x = (zb)[1].x + (hx); (vb)[3].cb_tc.y = (zb)[1].y; \
1047 (vb)[4].cb_tc.x = (zb)[1].x; (vb)[4].cb_tc.y = (zb)[1].y + (hy); \
1048 (vb)[5].cb_tc.x = (zb)[1].x + (hx); (vb)[5].cb_tc.y = (zb)[1].y + (hy); \
1051 if (!use_zb || (cbp) & (crm)) \
1053 (vb)[0].cr_tc.x = (mbx) * (unitx) + (ofsx); (vb)[0].cr_tc.y = (mby) * (unity) + (ofsy); \
1054 (vb)[1].cr_tc.x = (mbx) * (unitx) + (ofsx); (vb)[1].cr_tc.y = (mby) * (unity) + (ofsy) + (hy); \
1055 (vb)[2].cr_tc.x = (mbx) * (unitx) + (ofsx) + (hx); (vb)[2].cr_tc.y = (mby) * (unity) + (ofsy); \
1056 (vb)[3].cr_tc.x = (mbx) * (unitx) + (ofsx) + (hx); (vb)[3].cr_tc.y = (mby) * (unity) + (ofsy); \
1057 (vb)[4].cr_tc.x = (mbx) * (unitx) + (ofsx); (vb)[4].cr_tc.y = (mby) * (unity) + (ofsy) + (hy); \
1058 (vb)[5].cr_tc.x = (mbx) * (unitx) + (ofsx) + (hx); (vb)[5].cr_tc.y = (mby) * (unity) + (ofsy) + (hy); \
1062 (vb)[0].cr_tc.x = (zb)[2].x; (vb)[0].cr_tc.y = (zb)[2].y; \
1063 (vb)[1].cr_tc.x = (zb)[2].x; (vb)[1].cr_tc.y = (zb)[2].y + (hy); \
1064 (vb)[2].cr_tc.x = (zb)[2].x + (hx); (vb)[2].cr_tc.y = (zb)[2].y; \
1065 (vb)[3].cr_tc.x = (zb)[2].x + (hx); (vb)[3].cr_tc.y = (zb)[2].y; \
1066 (vb)[4].cr_tc.x = (zb)[2].x; (vb)[4].cr_tc.y = (zb)[2].y + (hy); \
1067 (vb)[5].cr_tc.x = (zb)[2].x + (hx); (vb)[5].cr_tc.y = (zb)[2].y + (hy); \
1072 gen_macroblock_verts(struct vl_mpeg12_mc_renderer
*r
,
1073 struct pipe_mpeg12_macroblock
*mb
, unsigned pos
,
1074 struct vert_stream_0
*ycbcr_vb
, struct vertex2f
**ref_vb
)
1076 struct vertex2f mo_vec
[2];
1083 assert(pos
< r
->macroblocks_per_batch
);
1085 switch (mb
->mb_type
) {
1086 case PIPE_MPEG12_MACROBLOCK_TYPE_BI
:
1088 struct vertex2f
*vb
;
1090 assert(ref_vb
&& ref_vb
[1]);
1092 vb
= ref_vb
[1] + pos
* 2 * 24;
1094 mo_vec
[0].x
= mb
->pmv
[0][1][0] * 0.5f
* r
->surface_tex_inv_size
.x
;
1095 mo_vec
[0].y
= mb
->pmv
[0][1][1] * 0.5f
* r
->surface_tex_inv_size
.y
;
1097 if (mb
->mo_type
== PIPE_MPEG12_MOTION_TYPE_FRAME
) {
1098 for (i
= 0; i
< 24 * 2; i
+= 2) {
1099 vb
[i
].x
= mo_vec
[0].x
;
1100 vb
[i
].y
= mo_vec
[0].y
;
1104 mo_vec
[1].x
= mb
->pmv
[1][1][0] * 0.5f
* r
->surface_tex_inv_size
.x
;
1105 mo_vec
[1].y
= mb
->pmv
[1][1][1] * 0.5f
* r
->surface_tex_inv_size
.y
;
1107 for (i
= 0; i
< 24 * 2; i
+= 2) {
1108 vb
[i
].x
= mo_vec
[0].x
;
1109 vb
[i
].y
= mo_vec
[0].y
;
1110 vb
[i
+ 1].x
= mo_vec
[1].x
;
1111 vb
[i
+ 1].y
= mo_vec
[1].y
;
1117 case PIPE_MPEG12_MACROBLOCK_TYPE_FWD
:
1118 case PIPE_MPEG12_MACROBLOCK_TYPE_BKWD
:
1120 struct vertex2f
*vb
;
1122 assert(ref_vb
&& ref_vb
[0]);
1124 vb
= ref_vb
[0] + pos
* 2 * 24;
1126 if (mb
->mb_type
== PIPE_MPEG12_MACROBLOCK_TYPE_BKWD
) {
1127 mo_vec
[0].x
= mb
->pmv
[0][1][0] * 0.5f
* r
->surface_tex_inv_size
.x
;
1128 mo_vec
[0].y
= mb
->pmv
[0][1][1] * 0.5f
* r
->surface_tex_inv_size
.y
;
1130 if (mb
->mo_type
== PIPE_MPEG12_MOTION_TYPE_FIELD
) {
1131 mo_vec
[1].x
= mb
->pmv
[1][1][0] * 0.5f
* r
->surface_tex_inv_size
.x
;
1132 mo_vec
[1].y
= mb
->pmv
[1][1][1] * 0.5f
* r
->surface_tex_inv_size
.y
;
1136 mo_vec
[0].x
= mb
->pmv
[0][0][0] * 0.5f
* r
->surface_tex_inv_size
.x
;
1137 mo_vec
[0].y
= mb
->pmv
[0][0][1] * 0.5f
* r
->surface_tex_inv_size
.y
;
1139 if (mb
->mo_type
== PIPE_MPEG12_MOTION_TYPE_FIELD
) {
1140 mo_vec
[1].x
= mb
->pmv
[1][0][0] * 0.5f
* r
->surface_tex_inv_size
.x
;
1141 mo_vec
[1].y
= mb
->pmv
[1][0][1] * 0.5f
* r
->surface_tex_inv_size
.y
;
1145 if (mb
->mb_type
== PIPE_MPEG12_MOTION_TYPE_FRAME
) {
1146 for (i
= 0; i
< 24 * 2; i
+= 2) {
1147 vb
[i
].x
= mo_vec
[0].x
;
1148 vb
[i
].y
= mo_vec
[0].y
;
1152 for (i
= 0; i
< 24 * 2; i
+= 2) {
1153 vb
[i
].x
= mo_vec
[0].x
;
1154 vb
[i
].y
= mo_vec
[0].y
;
1155 vb
[i
+ 1].x
= mo_vec
[1].x
;
1156 vb
[i
+ 1].y
= mo_vec
[1].y
;
1162 case PIPE_MPEG12_MACROBLOCK_TYPE_INTRA
:
1164 const struct vertex2f unit
=
1166 r
->surface_tex_inv_size
.x
* MACROBLOCK_WIDTH
,
1167 r
->surface_tex_inv_size
.y
* MACROBLOCK_HEIGHT
1169 const struct vertex2f half
=
1171 r
->surface_tex_inv_size
.x
* (MACROBLOCK_WIDTH
/ 2),
1172 r
->surface_tex_inv_size
.y
* (MACROBLOCK_HEIGHT
/ 2)
1174 const bool use_zb
= r
->eb_handling
== VL_MPEG12_MC_RENDERER_EMPTY_BLOCK_XFER_ONE
;
1176 struct vert_stream_0
*vb
= ycbcr_vb
+ pos
* 24;
1178 SET_BLOCK(vb
, mb
->cbp
, mb
->mbx
, mb
->mby
,
1179 unit
.x
, unit
.y
, 0, 0, half
.x
, half
.y
,
1180 32, 2, 1, use_zb
, r
->zero_block
);
1182 SET_BLOCK(vb
+ 6, mb
->cbp
, mb
->mbx
, mb
->mby
,
1183 unit
.x
, unit
.y
, half
.x
, 0, half
.x
, half
.y
,
1184 16, 2, 1, use_zb
, r
->zero_block
);
1186 SET_BLOCK(vb
+ 12, mb
->cbp
, mb
->mbx
, mb
->mby
,
1187 unit
.x
, unit
.y
, 0, half
.y
, half
.x
, half
.y
,
1188 8, 2, 1, use_zb
, r
->zero_block
);
1190 SET_BLOCK(vb
+ 18, mb
->cbp
, mb
->mbx
, mb
->mby
,
1191 unit
.x
, unit
.y
, half
.x
, half
.y
, half
.x
, half
.y
,
1192 4, 2, 1, use_zb
, r
->zero_block
);
1202 gen_macroblock_stream(struct vl_mpeg12_mc_renderer
*r
,
1203 unsigned *num_macroblocks
)
1205 unsigned offset
[NUM_MACROBLOCK_TYPES
];
1206 struct vert_stream_0
*ycbcr_vb
;
1207 struct vertex2f
*ref_vb
[2];
1211 assert(num_macroblocks
);
1213 for (i
= 0; i
< r
->num_macroblocks
; ++i
) {
1214 enum MACROBLOCK_TYPE mb_type
= get_macroblock_type(&r
->macroblock_buf
[i
]);
1215 ++num_macroblocks
[mb_type
];
1220 for (i
= 1; i
< NUM_MACROBLOCK_TYPES
; ++i
)
1221 offset
[i
] = offset
[i
- 1] + num_macroblocks
[i
- 1];
1223 ycbcr_vb
= (struct vert_stream_0
*)pipe_buffer_map
1226 r
->vertex_bufs
.individual
.ycbcr
.buffer
,
1227 PIPE_BUFFER_USAGE_CPU_WRITE
| PIPE_BUFFER_USAGE_DISCARD
1230 for (i
= 0; i
< 2; ++i
)
1231 ref_vb
[i
] = (struct vertex2f
*)pipe_buffer_map
1234 r
->vertex_bufs
.individual
.ref
[i
].buffer
,
1235 PIPE_BUFFER_USAGE_CPU_WRITE
| PIPE_BUFFER_USAGE_DISCARD
1238 for (i
= 0; i
< r
->num_macroblocks
; ++i
) {
1239 enum MACROBLOCK_TYPE mb_type
= get_macroblock_type(&r
->macroblock_buf
[i
]);
1241 gen_macroblock_verts(r
, &r
->macroblock_buf
[i
], offset
[mb_type
],
1247 pipe_buffer_unmap(r
->pipe
->screen
, r
->vertex_bufs
.individual
.ycbcr
.buffer
);
1248 for (i
= 0; i
< 2; ++i
)
1249 pipe_buffer_unmap(r
->pipe
->screen
, r
->vertex_bufs
.individual
.ref
[i
].buffer
);
1253 flush(struct vl_mpeg12_mc_renderer
*r
)
1255 unsigned num_macroblocks
[NUM_MACROBLOCK_TYPES
] = { 0 };
1256 unsigned vb_start
= 0;
1257 struct vertex_shader_consts
*vs_consts
;
1261 assert(r
->num_macroblocks
== r
->macroblocks_per_batch
);
1263 gen_macroblock_stream(r
, num_macroblocks
);
1265 r
->fb_state
.cbufs
[0] = r
->pipe
->screen
->get_tex_surface
1267 r
->pipe
->screen
, r
->surface
,
1268 0, 0, 0, PIPE_BUFFER_USAGE_GPU_WRITE
1271 r
->pipe
->set_framebuffer_state(r
->pipe
, &r
->fb_state
);
1272 r
->pipe
->set_viewport_state(r
->pipe
, &r
->viewport
);
1273 r
->pipe
->set_scissor_state(r
->pipe
, &r
->scissor
);
1275 vs_consts
= pipe_buffer_map
1277 r
->pipe
->screen
, r
->vs_const_buf
.buffer
,
1278 PIPE_BUFFER_USAGE_CPU_WRITE
| PIPE_BUFFER_USAGE_DISCARD
1281 vs_consts
->denorm
.x
= r
->surface
->width0
;
1282 vs_consts
->denorm
.y
= r
->surface
->height0
;
1284 pipe_buffer_unmap(r
->pipe
->screen
, r
->vs_const_buf
.buffer
);
1286 r
->pipe
->set_constant_buffer(r
->pipe
, PIPE_SHADER_VERTEX
, 0,
1288 r
->pipe
->set_constant_buffer(r
->pipe
, PIPE_SHADER_FRAGMENT
, 0,
1291 if (num_macroblocks
[MACROBLOCK_TYPE_INTRA
] > 0) {
1292 r
->pipe
->set_vertex_buffers(r
->pipe
, 1, r
->vertex_bufs
.all
);
1293 r
->pipe
->set_vertex_elements(r
->pipe
, 4, r
->vertex_elems
);
1294 r
->pipe
->set_fragment_sampler_textures(r
->pipe
, 3, r
->textures
.all
);
1295 r
->pipe
->bind_fragment_sampler_states(r
->pipe
, 3, r
->samplers
.all
);
1296 r
->pipe
->bind_vs_state(r
->pipe
, r
->i_vs
);
1297 r
->pipe
->bind_fs_state(r
->pipe
, r
->i_fs
);
1299 r
->pipe
->draw_arrays(r
->pipe
, PIPE_PRIM_TRIANGLES
, vb_start
,
1300 num_macroblocks
[MACROBLOCK_TYPE_INTRA
] * 24);
1301 vb_start
+= num_macroblocks
[MACROBLOCK_TYPE_INTRA
] * 24;
1304 if (num_macroblocks
[MACROBLOCK_TYPE_FWD_FRAME_PRED
] > 0) {
1305 r
->pipe
->set_vertex_buffers(r
->pipe
, 2, r
->vertex_bufs
.all
);
1306 r
->pipe
->set_vertex_elements(r
->pipe
, 6, r
->vertex_elems
);
1307 r
->textures
.individual
.ref
[0] = r
->past
;
1308 r
->pipe
->set_fragment_sampler_textures(r
->pipe
, 4, r
->textures
.all
);
1309 r
->pipe
->bind_fragment_sampler_states(r
->pipe
, 4, r
->samplers
.all
);
1310 r
->pipe
->bind_vs_state(r
->pipe
, r
->p_vs
[0]);
1311 r
->pipe
->bind_fs_state(r
->pipe
, r
->p_fs
[0]);
1313 r
->pipe
->draw_arrays(r
->pipe
, PIPE_PRIM_TRIANGLES
, vb_start
,
1314 num_macroblocks
[MACROBLOCK_TYPE_FWD_FRAME_PRED
] * 24);
1315 vb_start
+= num_macroblocks
[MACROBLOCK_TYPE_FWD_FRAME_PRED
] * 24;
1318 if (false /*num_macroblocks[MACROBLOCK_TYPE_FWD_FIELD_PRED] > 0 */ ) {
1319 r
->pipe
->set_vertex_buffers(r
->pipe
, 2, r
->vertex_bufs
.all
);
1320 r
->pipe
->set_vertex_elements(r
->pipe
, 6, r
->vertex_elems
);
1321 r
->textures
.individual
.ref
[0] = r
->past
;
1322 r
->pipe
->set_fragment_sampler_textures(r
->pipe
, 4, r
->textures
.all
);
1323 r
->pipe
->bind_fragment_sampler_states(r
->pipe
, 4, r
->samplers
.all
);
1324 r
->pipe
->bind_vs_state(r
->pipe
, r
->p_vs
[1]);
1325 r
->pipe
->bind_fs_state(r
->pipe
, r
->p_fs
[1]);
1327 r
->pipe
->draw_arrays(r
->pipe
, PIPE_PRIM_TRIANGLES
, vb_start
,
1328 num_macroblocks
[MACROBLOCK_TYPE_FWD_FIELD_PRED
] * 24);
1329 vb_start
+= num_macroblocks
[MACROBLOCK_TYPE_FWD_FIELD_PRED
] * 24;
1332 if (num_macroblocks
[MACROBLOCK_TYPE_BKWD_FRAME_PRED
] > 0) {
1333 r
->pipe
->set_vertex_buffers(r
->pipe
, 2, r
->vertex_bufs
.all
);
1334 r
->pipe
->set_vertex_elements(r
->pipe
, 6, r
->vertex_elems
);
1335 r
->textures
.individual
.ref
[0] = r
->future
;
1336 r
->pipe
->set_fragment_sampler_textures(r
->pipe
, 4, r
->textures
.all
);
1337 r
->pipe
->bind_fragment_sampler_states(r
->pipe
, 4, r
->samplers
.all
);
1338 r
->pipe
->bind_vs_state(r
->pipe
, r
->p_vs
[0]);
1339 r
->pipe
->bind_fs_state(r
->pipe
, r
->p_fs
[0]);
1341 r
->pipe
->draw_arrays(r
->pipe
, PIPE_PRIM_TRIANGLES
, vb_start
,
1342 num_macroblocks
[MACROBLOCK_TYPE_BKWD_FRAME_PRED
] * 24);
1343 vb_start
+= num_macroblocks
[MACROBLOCK_TYPE_BKWD_FRAME_PRED
] * 24;
1346 if (false /*num_macroblocks[MACROBLOCK_TYPE_BKWD_FIELD_PRED] > 0 */ ) {
1347 r
->pipe
->set_vertex_buffers(r
->pipe
, 2, r
->vertex_bufs
.all
);
1348 r
->pipe
->set_vertex_elements(r
->pipe
, 6, r
->vertex_elems
);
1349 r
->textures
.individual
.ref
[0] = r
->future
;
1350 r
->pipe
->set_fragment_sampler_textures(r
->pipe
, 4, r
->textures
.all
);
1351 r
->pipe
->bind_fragment_sampler_states(r
->pipe
, 4, r
->samplers
.all
);
1352 r
->pipe
->bind_vs_state(r
->pipe
, r
->p_vs
[1]);
1353 r
->pipe
->bind_fs_state(r
->pipe
, r
->p_fs
[1]);
1355 r
->pipe
->draw_arrays(r
->pipe
, PIPE_PRIM_TRIANGLES
, vb_start
,
1356 num_macroblocks
[MACROBLOCK_TYPE_BKWD_FIELD_PRED
] * 24);
1357 vb_start
+= num_macroblocks
[MACROBLOCK_TYPE_BKWD_FIELD_PRED
] * 24;
1360 if (num_macroblocks
[MACROBLOCK_TYPE_BI_FRAME_PRED
] > 0) {
1361 r
->pipe
->set_vertex_buffers(r
->pipe
, 3, r
->vertex_bufs
.all
);
1362 r
->pipe
->set_vertex_elements(r
->pipe
, 8, r
->vertex_elems
);
1363 r
->textures
.individual
.ref
[0] = r
->past
;
1364 r
->textures
.individual
.ref
[1] = r
->future
;
1365 r
->pipe
->set_fragment_sampler_textures(r
->pipe
, 5, r
->textures
.all
);
1366 r
->pipe
->bind_fragment_sampler_states(r
->pipe
, 5, r
->samplers
.all
);
1367 r
->pipe
->bind_vs_state(r
->pipe
, r
->b_vs
[0]);
1368 r
->pipe
->bind_fs_state(r
->pipe
, r
->b_fs
[0]);
1370 r
->pipe
->draw_arrays(r
->pipe
, PIPE_PRIM_TRIANGLES
, vb_start
,
1371 num_macroblocks
[MACROBLOCK_TYPE_BI_FRAME_PRED
] * 24);
1372 vb_start
+= num_macroblocks
[MACROBLOCK_TYPE_BI_FRAME_PRED
] * 24;
1375 if (false /*num_macroblocks[MACROBLOCK_TYPE_BI_FIELD_PRED] > 0 */ ) {
1376 r
->pipe
->set_vertex_buffers(r
->pipe
, 3, r
->vertex_bufs
.all
);
1377 r
->pipe
->set_vertex_elements(r
->pipe
, 8, r
->vertex_elems
);
1378 r
->textures
.individual
.ref
[0] = r
->past
;
1379 r
->textures
.individual
.ref
[1] = r
->future
;
1380 r
->pipe
->set_fragment_sampler_textures(r
->pipe
, 5, r
->textures
.all
);
1381 r
->pipe
->bind_fragment_sampler_states(r
->pipe
, 5, r
->samplers
.all
);
1382 r
->pipe
->bind_vs_state(r
->pipe
, r
->b_vs
[1]);
1383 r
->pipe
->bind_fs_state(r
->pipe
, r
->b_fs
[1]);
1385 r
->pipe
->draw_arrays(r
->pipe
, PIPE_PRIM_TRIANGLES
, vb_start
,
1386 num_macroblocks
[MACROBLOCK_TYPE_BI_FIELD_PRED
] * 24);
1387 vb_start
+= num_macroblocks
[MACROBLOCK_TYPE_BI_FIELD_PRED
] * 24;
1390 r
->pipe
->flush(r
->pipe
, PIPE_FLUSH_RENDER_CACHE
, r
->fence
);
1391 pipe_surface_reference(&r
->fb_state
.cbufs
[0], NULL
);
1393 if (r
->eb_handling
== VL_MPEG12_MC_RENDERER_EMPTY_BLOCK_XFER_ONE
)
1394 for (i
= 0; i
< 3; ++i
)
1395 r
->zero_block
[i
].x
= ZERO_BLOCK_NIL
;
1397 r
->num_macroblocks
= 0;
1401 grab_frame_coded_block(short *src
, short *dst
, unsigned dst_pitch
)
1408 for (y
= 0; y
< BLOCK_HEIGHT
; ++y
)
1409 memcpy(dst
+ y
* dst_pitch
, src
+ y
* BLOCK_WIDTH
, BLOCK_WIDTH
* 2);
1413 grab_field_coded_block(short *src
, short *dst
, unsigned dst_pitch
)
1420 for (y
= 0; y
< BLOCK_HEIGHT
; ++y
)
1421 memcpy(dst
+ y
* dst_pitch
* 2, src
+ y
* BLOCK_WIDTH
, BLOCK_WIDTH
* 2);
1425 fill_zero_block(short *dst
, unsigned dst_pitch
)
1431 for (y
= 0; y
< BLOCK_HEIGHT
; ++y
)
1432 memset(dst
+ y
* dst_pitch
, 0, BLOCK_WIDTH
* 2);
1436 grab_blocks(struct vl_mpeg12_mc_renderer
*r
, unsigned mbx
, unsigned mby
,
1437 enum pipe_mpeg12_dct_type dct_type
, unsigned cbp
, short *blocks
)
1441 unsigned tb
= 0, sb
= 0;
1442 unsigned mbpx
= mbx
* MACROBLOCK_WIDTH
, mbpy
= mby
* MACROBLOCK_HEIGHT
;
1448 tex_pitch
= r
->tex_transfer
[0]->stride
/ r
->tex_transfer
[0]->block
.size
;
1449 texels
= r
->texels
[0] + mbpy
* tex_pitch
+ mbpx
;
1451 for (y
= 0; y
< 2; ++y
) {
1452 for (x
= 0; x
< 2; ++x
, ++tb
) {
1453 if ((cbp
>> (5 - tb
)) & 1) {
1454 if (dct_type
== PIPE_MPEG12_DCT_TYPE_FRAME
) {
1455 grab_frame_coded_block(blocks
+ sb
* BLOCK_WIDTH
* BLOCK_HEIGHT
,
1456 texels
+ y
* tex_pitch
* BLOCK_WIDTH
+
1457 x
* BLOCK_WIDTH
, tex_pitch
);
1460 grab_field_coded_block(blocks
+ sb
* BLOCK_WIDTH
* BLOCK_HEIGHT
,
1461 texels
+ y
* tex_pitch
+ x
* BLOCK_WIDTH
,
1467 else if (r
->eb_handling
!= VL_MPEG12_MC_RENDERER_EMPTY_BLOCK_XFER_NONE
) {
1468 if (r
->eb_handling
== VL_MPEG12_MC_RENDERER_EMPTY_BLOCK_XFER_ALL
||
1469 ZERO_BLOCK_IS_NIL(r
->zero_block
[0])) {
1470 fill_zero_block(texels
+ y
* tex_pitch
* BLOCK_WIDTH
+ x
* BLOCK_WIDTH
, tex_pitch
);
1471 if (r
->eb_handling
== VL_MPEG12_MC_RENDERER_EMPTY_BLOCK_XFER_ONE
) {
1472 r
->zero_block
[0].x
= (mbpx
+ x
* 8) * r
->surface_tex_inv_size
.x
;
1473 r
->zero_block
[0].y
= (mbpy
+ y
* 8) * r
->surface_tex_inv_size
.y
;
1480 /* TODO: Implement 422, 444 */
1481 assert(r
->chroma_format
== PIPE_VIDEO_CHROMA_FORMAT_420
);
1486 for (tb
= 0; tb
< 2; ++tb
) {
1487 tex_pitch
= r
->tex_transfer
[tb
+ 1]->stride
/ r
->tex_transfer
[tb
+ 1]->block
.size
;
1488 texels
= r
->texels
[tb
+ 1] + mbpy
* tex_pitch
+ mbpx
;
1490 if ((cbp
>> (1 - tb
)) & 1) {
1491 grab_frame_coded_block(blocks
+ sb
* BLOCK_WIDTH
* BLOCK_HEIGHT
, texels
, tex_pitch
);
1494 else if (r
->eb_handling
!= VL_MPEG12_MC_RENDERER_EMPTY_BLOCK_XFER_NONE
) {
1495 if (r
->eb_handling
== VL_MPEG12_MC_RENDERER_EMPTY_BLOCK_XFER_ALL
||
1496 ZERO_BLOCK_IS_NIL(r
->zero_block
[tb
+ 1])) {
1497 fill_zero_block(texels
, tex_pitch
);
1498 if (r
->eb_handling
== VL_MPEG12_MC_RENDERER_EMPTY_BLOCK_XFER_ONE
) {
1499 r
->zero_block
[tb
+ 1].x
= (mbpx
<< 1) * r
->surface_tex_inv_size
.x
;
1500 r
->zero_block
[tb
+ 1].y
= (mbpy
<< 1) * r
->surface_tex_inv_size
.y
;
1508 grab_macroblock(struct vl_mpeg12_mc_renderer
*r
,
1509 struct pipe_mpeg12_macroblock
*mb
)
1513 assert(r
->num_macroblocks
< r
->macroblocks_per_batch
);
1515 memcpy(&r
->macroblock_buf
[r
->num_macroblocks
], mb
,
1516 sizeof(struct pipe_mpeg12_macroblock
));
1518 grab_blocks(r
, mb
->mbx
, mb
->mby
, mb
->dct_type
, mb
->cbp
, mb
->blocks
);
1520 ++r
->num_macroblocks
;
1524 vl_mpeg12_mc_renderer_init(struct vl_mpeg12_mc_renderer
*renderer
,
1525 struct pipe_context
*pipe
,
1526 unsigned picture_width
,
1527 unsigned picture_height
,
1528 enum pipe_video_chroma_format chroma_format
,
1529 enum VL_MPEG12_MC_RENDERER_BUFFER_MODE bufmode
,
1530 enum VL_MPEG12_MC_RENDERER_EMPTY_BLOCK eb_handling
,
1537 /* TODO: Implement other policies */
1538 assert(bufmode
== VL_MPEG12_MC_RENDERER_BUFFER_PICTURE
);
1539 /* TODO: Implement this */
1540 /* XXX: XFER_ALL sampling issue at block edges when using bilinear filtering */
1541 assert(eb_handling
!= VL_MPEG12_MC_RENDERER_EMPTY_BLOCK_XFER_NONE
);
1542 /* TODO: Non-pot buffers untested, probably doesn't work without changes to texcoord generation, vert shader, etc */
1543 assert(pot_buffers
);
1545 memset(renderer
, 0, sizeof(struct vl_mpeg12_mc_renderer
));
1547 renderer
->pipe
= pipe
;
1548 renderer
->picture_width
= picture_width
;
1549 renderer
->picture_height
= picture_height
;
1550 renderer
->chroma_format
= chroma_format
;
1551 renderer
->bufmode
= bufmode
;
1552 renderer
->eb_handling
= eb_handling
;
1553 renderer
->pot_buffers
= pot_buffers
;
1555 if (!init_pipe_state(renderer
))
1557 if (!init_shaders(renderer
)) {
1558 cleanup_pipe_state(renderer
);
1561 if (!init_buffers(renderer
)) {
1562 cleanup_shaders(renderer
);
1563 cleanup_pipe_state(renderer
);
1567 renderer
->surface
= NULL
;
1568 renderer
->past
= NULL
;
1569 renderer
->future
= NULL
;
1570 for (i
= 0; i
< 3; ++i
)
1571 renderer
->zero_block
[i
].x
= ZERO_BLOCK_NIL
;
1572 renderer
->num_macroblocks
= 0;
1574 xfer_buffers_map(renderer
);
1580 vl_mpeg12_mc_renderer_cleanup(struct vl_mpeg12_mc_renderer
*renderer
)
1584 xfer_buffers_unmap(renderer
);
1586 cleanup_pipe_state(renderer
);
1587 cleanup_shaders(renderer
);
1588 cleanup_buffers(renderer
);
1592 vl_mpeg12_mc_renderer_render_macroblocks(struct vl_mpeg12_mc_renderer
1594 struct pipe_texture
*surface
,
1595 struct pipe_texture
*past
,
1596 struct pipe_texture
*future
,
1597 unsigned num_macroblocks
,
1598 struct pipe_mpeg12_macroblock
1599 *mpeg12_macroblocks
,
1600 struct pipe_fence_handle
**fence
)
1602 bool new_surface
= false;
1606 assert(num_macroblocks
);
1607 assert(mpeg12_macroblocks
);
1609 if (renderer
->surface
) {
1610 if (surface
!= renderer
->surface
) {
1611 if (renderer
->num_macroblocks
> 0) {
1612 xfer_buffers_unmap(renderer
);
1619 /* If the surface we're rendering hasn't changed the ref frames shouldn't change. */
1620 assert(surface
!= renderer
->surface
|| renderer
->past
== past
);
1621 assert(surface
!= renderer
->surface
|| renderer
->future
== future
);
1627 renderer
->surface
= surface
;
1628 renderer
->past
= past
;
1629 renderer
->future
= future
;
1630 renderer
->fence
= fence
;
1631 renderer
->surface_tex_inv_size
.x
= 1.0f
/ surface
->width0
;
1632 renderer
->surface_tex_inv_size
.y
= 1.0f
/ surface
->height0
;
1635 while (num_macroblocks
) {
1636 unsigned left_in_batch
= renderer
->macroblocks_per_batch
- renderer
->num_macroblocks
;
1637 unsigned num_to_submit
= MIN2(num_macroblocks
, left_in_batch
);
1640 for (i
= 0; i
< num_to_submit
; ++i
) {
1641 assert(mpeg12_macroblocks
[i
].base
.codec
== PIPE_VIDEO_CODEC_MPEG12
);
1642 grab_macroblock(renderer
, &mpeg12_macroblocks
[i
]);
1645 num_macroblocks
-= num_to_submit
;
1647 if (renderer
->num_macroblocks
== renderer
->macroblocks_per_batch
) {
1648 xfer_buffers_unmap(renderer
);
1650 xfer_buffers_map(renderer
);
1651 /* Next time we get this surface it may have new ref frames */
1652 renderer
->surface
= NULL
;