vl_mpeg12_decoder.c revision adb7f1351e4c231184a6355573c01c7780135342
1/************************************************************************** 2 * 3 * Copyright 2009 Younes Manton. 4 * All Rights Reserved. 5 * 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: 13 * 14 * The above copyright notice and this permission notice (including the 15 * next paragraph) shall be included in all copies or substantial portions 16 * of the Software. 17 * 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. 25 * 26 **************************************************************************/ 27 28#include <math.h> 29#include <assert.h> 30 31#include "util/u_memory.h" 32#include "util/u_rect.h" 33#include "util/u_sampler.h" 34#include "util/u_video.h" 35 36#include "vl_mpeg12_decoder.h" 37#include "vl_defines.h" 38 39#define SCALE_FACTOR_SNORM (32768.0f / 256.0f) 40#define SCALE_FACTOR_SSCALED (1.0f / 256.0f) 41 42struct format_config { 43 enum pipe_format zscan_source_format; 44 enum pipe_format idct_source_format; 45 enum pipe_format mc_source_format; 46 47 float idct_scale; 48 float mc_scale; 49}; 50 51static const struct format_config bitstream_format_config[] = { 52// { PIPE_FORMAT_R16_SSCALED, PIPE_FORMAT_R16G16B16A16_SSCALED, PIPE_FORMAT_R16G16B16A16_FLOAT, 1.0f, SCALE_FACTOR_SSCALED }, 53// { PIPE_FORMAT_R16_SSCALED, PIPE_FORMAT_R16G16B16A16_SSCALED, PIPE_FORMAT_R16G16B16A16_SSCALED, 1.0f, SCALE_FACTOR_SSCALED }, 54 { PIPE_FORMAT_R16_SNORM, PIPE_FORMAT_R16G16B16A16_SNORM, PIPE_FORMAT_R16G16B16A16_FLOAT, 1.0f, SCALE_FACTOR_SNORM }, 55 { PIPE_FORMAT_R16_SNORM, PIPE_FORMAT_R16G16B16A16_SNORM, PIPE_FORMAT_R16G16B16A16_SNORM, 1.0f, SCALE_FACTOR_SNORM } 56}; 57 58static const unsigned num_bitstream_format_configs = 59 sizeof(bitstream_format_config) / sizeof(struct format_config); 60 61static const struct format_config idct_format_config[] = { 62// { PIPE_FORMAT_R16_SSCALED, PIPE_FORMAT_R16G16B16A16_SSCALED, PIPE_FORMAT_R16G16B16A16_FLOAT, 1.0f, SCALE_FACTOR_SSCALED }, 63// { PIPE_FORMAT_R16_SSCALED, PIPE_FORMAT_R16G16B16A16_SSCALED, PIPE_FORMAT_R16G16B16A16_SSCALED, 1.0f, SCALE_FACTOR_SSCALED }, 64 { PIPE_FORMAT_R16_SNORM, PIPE_FORMAT_R16G16B16A16_SNORM, PIPE_FORMAT_R16G16B16A16_FLOAT, 1.0f, SCALE_FACTOR_SNORM }, 65 { PIPE_FORMAT_R16_SNORM, PIPE_FORMAT_R16G16B16A16_SNORM, PIPE_FORMAT_R16G16B16A16_SNORM, 1.0f, SCALE_FACTOR_SNORM } 66}; 67 68static const unsigned num_idct_format_configs = 69 sizeof(idct_format_config) / sizeof(struct format_config); 70 71static const struct format_config mc_format_config[] = { 72 //{ PIPE_FORMAT_R16_SSCALED, PIPE_FORMAT_NONE, PIPE_FORMAT_R16_SSCALED, 0.0f, SCALE_FACTOR_SSCALED }, 73 { PIPE_FORMAT_R16_SNORM, PIPE_FORMAT_NONE, PIPE_FORMAT_R16_SNORM, 0.0f, SCALE_FACTOR_SNORM } 74}; 75 76static const unsigned num_mc_format_configs = 77 sizeof(mc_format_config) / sizeof(struct format_config); 78 79static const unsigned const_empty_block_mask_420[3][2][2] = { 80 { { 0x20, 0x10 }, { 0x08, 0x04 } }, 81 { { 0x02, 0x02 }, { 0x02, 0x02 } }, 82 { { 0x01, 0x01 }, { 0x01, 0x01 } } 83}; 84 85static bool 86init_zscan_buffer(struct vl_mpeg12_decoder *dec, struct vl_mpeg12_buffer *buffer) 87{ 88 struct pipe_resource *res, res_tmpl; 89 struct pipe_sampler_view sv_tmpl; 90 struct pipe_surface **destination; 91 92 unsigned i; 93 94 assert(dec && buffer); 95 96 memset(&res_tmpl, 0, sizeof(res_tmpl)); 97 res_tmpl.target = PIPE_TEXTURE_2D; 98 res_tmpl.format = dec->zscan_source_format; 99 res_tmpl.width0 = dec->blocks_per_line * BLOCK_WIDTH * BLOCK_HEIGHT; 100 res_tmpl.height0 = align(dec->num_blocks, dec->blocks_per_line) / dec->blocks_per_line; 101 res_tmpl.depth0 = 1; 102 res_tmpl.array_size = 1; 103 res_tmpl.usage = PIPE_USAGE_STREAM; 104 res_tmpl.bind = PIPE_BIND_SAMPLER_VIEW; 105 106 res = dec->base.context->screen->resource_create(dec->base.context->screen, &res_tmpl); 107 if (!res) 108 goto error_source; 109 110 111 memset(&sv_tmpl, 0, sizeof(sv_tmpl)); 112 u_sampler_view_default_template(&sv_tmpl, res, res->format); 113 sv_tmpl.swizzle_r = sv_tmpl.swizzle_g = sv_tmpl.swizzle_b = sv_tmpl.swizzle_a = PIPE_SWIZZLE_RED; 114 buffer->zscan_source = dec->base.context->create_sampler_view(dec->base.context, res, &sv_tmpl); 115 pipe_resource_reference(&res, NULL); 116 if (!buffer->zscan_source) 117 goto error_sampler; 118 119 if (dec->base.entrypoint <= PIPE_VIDEO_ENTRYPOINT_IDCT) 120 destination = dec->idct_source->get_surfaces(dec->idct_source); 121 else 122 destination = dec->mc_source->get_surfaces(dec->mc_source); 123 124 if (!destination) 125 goto error_surface; 126 127 for (i = 0; i < VL_MAX_PLANES; ++i) 128 if (!vl_zscan_init_buffer(i == 0 ? &dec->zscan_y : &dec->zscan_c, 129 &buffer->zscan[i], buffer->zscan_source, destination[i])) 130 goto error_plane; 131 132 return true; 133 134error_plane: 135 for (; i > 0; --i) 136 vl_zscan_cleanup_buffer(&buffer->zscan[i - 1]); 137 138error_surface: 139error_sampler: 140 pipe_sampler_view_reference(&buffer->zscan_source, NULL); 141 142error_source: 143 return false; 144} 145 146static void 147cleanup_zscan_buffer(struct vl_mpeg12_buffer *buffer) 148{ 149 unsigned i; 150 151 assert(buffer); 152 153 for (i = 0; i < VL_MAX_PLANES; ++i) 154 vl_zscan_cleanup_buffer(&buffer->zscan[i]); 155 156 pipe_sampler_view_reference(&buffer->zscan_source, NULL); 157} 158 159static bool 160init_idct_buffer(struct vl_mpeg12_decoder *dec, struct vl_mpeg12_buffer *buffer) 161{ 162 struct pipe_sampler_view **idct_source_sv, **mc_source_sv; 163 164 unsigned i; 165 166 assert(dec && buffer); 167 168 idct_source_sv = dec->idct_source->get_sampler_view_planes(dec->idct_source); 169 if (!idct_source_sv) 170 goto error_source_sv; 171 172 mc_source_sv = dec->mc_source->get_sampler_view_planes(dec->mc_source); 173 if (!mc_source_sv) 174 goto error_mc_source_sv; 175 176 for (i = 0; i < 3; ++i) 177 if (!vl_idct_init_buffer(i == 0 ? &dec->idct_y : &dec->idct_c, 178 &buffer->idct[i], idct_source_sv[i], 179 mc_source_sv[i])) 180 goto error_plane; 181 182 return true; 183 184error_plane: 185 for (; i > 0; --i) 186 vl_idct_cleanup_buffer(&buffer->idct[i - 1]); 187 188error_mc_source_sv: 189error_source_sv: 190 return false; 191} 192 193static void 194cleanup_idct_buffer(struct vl_mpeg12_buffer *buf) 195{ 196 unsigned i; 197 198 assert(buf); 199 200 for (i = 0; i < 3; ++i) 201 vl_idct_cleanup_buffer(&buf->idct[0]); 202} 203 204static bool 205init_mc_buffer(struct vl_mpeg12_decoder *dec, struct vl_mpeg12_buffer *buf) 206{ 207 assert(dec && buf); 208 209 if(!vl_mc_init_buffer(&dec->mc_y, &buf->mc[0])) 210 goto error_mc_y; 211 212 if(!vl_mc_init_buffer(&dec->mc_c, &buf->mc[1])) 213 goto error_mc_cb; 214 215 if(!vl_mc_init_buffer(&dec->mc_c, &buf->mc[2])) 216 goto error_mc_cr; 217 218 return true; 219 220error_mc_cr: 221 vl_mc_cleanup_buffer(&buf->mc[1]); 222 223error_mc_cb: 224 vl_mc_cleanup_buffer(&buf->mc[0]); 225 226error_mc_y: 227 return false; 228} 229 230static void 231cleanup_mc_buffer(struct vl_mpeg12_buffer *buf) 232{ 233 unsigned i; 234 235 assert(buf); 236 237 for (i = 0; i < VL_MAX_PLANES; ++i) 238 vl_mc_cleanup_buffer(&buf->mc[i]); 239} 240 241static INLINE void 242MacroBlockTypeToPipeWeights(const struct pipe_mpeg12_macroblock *mb, unsigned weights[2]) 243{ 244 assert(mb); 245 246 switch (mb->macroblock_type & (PIPE_MPEG12_MB_TYPE_MOTION_FORWARD | PIPE_MPEG12_MB_TYPE_MOTION_BACKWARD)) { 247 case PIPE_MPEG12_MB_TYPE_MOTION_FORWARD: 248 weights[0] = PIPE_VIDEO_MV_WEIGHT_MAX; 249 weights[1] = PIPE_VIDEO_MV_WEIGHT_MIN; 250 break; 251 252 case (PIPE_MPEG12_MB_TYPE_MOTION_FORWARD | PIPE_MPEG12_MB_TYPE_MOTION_BACKWARD): 253 weights[0] = PIPE_VIDEO_MV_WEIGHT_HALF; 254 weights[1] = PIPE_VIDEO_MV_WEIGHT_HALF; 255 break; 256 257 case PIPE_MPEG12_MB_TYPE_MOTION_BACKWARD: 258 weights[0] = PIPE_VIDEO_MV_WEIGHT_MIN; 259 weights[1] = PIPE_VIDEO_MV_WEIGHT_MAX; 260 break; 261 262 default: 263 if (mb->macroblock_type & PIPE_MPEG12_MB_TYPE_PATTERN) { 264 /* patern without a motion vector, just copy the old frame content */ 265 weights[0] = PIPE_VIDEO_MV_WEIGHT_MAX; 266 weights[1] = PIPE_VIDEO_MV_WEIGHT_MIN; 267 } else { 268 weights[0] = PIPE_VIDEO_MV_WEIGHT_MIN; 269 weights[1] = PIPE_VIDEO_MV_WEIGHT_MIN; 270 } 271 break; 272 } 273} 274 275static INLINE struct vl_motionvector 276MotionVectorToPipe(const struct pipe_mpeg12_macroblock *mb, unsigned vector, 277 unsigned field_select_mask, unsigned weight) 278{ 279 struct vl_motionvector mv; 280 281 assert(mb); 282 283 if (mb->macroblock_type & (PIPE_MPEG12_MB_TYPE_MOTION_FORWARD | PIPE_MPEG12_MB_TYPE_MOTION_BACKWARD)) { 284 switch (mb->macroblock_modes.bits.frame_motion_type) { 285 case PIPE_MPEG12_MO_TYPE_FRAME: 286 mv.top.x = mb->PMV[0][vector][0]; 287 mv.top.y = mb->PMV[0][vector][1]; 288 mv.top.field_select = PIPE_VIDEO_FRAME; 289 mv.top.weight = weight; 290 291 mv.bottom.x = mb->PMV[0][vector][0]; 292 mv.bottom.y = mb->PMV[0][vector][1]; 293 mv.bottom.weight = weight; 294 mv.bottom.field_select = PIPE_VIDEO_FRAME; 295 break; 296 297 case PIPE_MPEG12_MO_TYPE_FIELD: 298 mv.top.x = mb->PMV[0][vector][0]; 299 mv.top.y = mb->PMV[0][vector][1]; 300 mv.top.field_select = (mb->motion_vertical_field_select & field_select_mask) ? 301 PIPE_VIDEO_BOTTOM_FIELD : PIPE_VIDEO_TOP_FIELD; 302 mv.top.weight = weight; 303 304 mv.bottom.x = mb->PMV[1][vector][0]; 305 mv.bottom.y = mb->PMV[1][vector][1]; 306 mv.bottom.field_select = (mb->motion_vertical_field_select & (field_select_mask << 2)) ? 307 PIPE_VIDEO_BOTTOM_FIELD : PIPE_VIDEO_TOP_FIELD; 308 mv.bottom.weight = weight; 309 break; 310 311 default: // TODO: Support DUALPRIME and 16x8 312 break; 313 } 314 } else { 315 mv.top.x = mv.top.y = 0; 316 mv.top.field_select = PIPE_VIDEO_FRAME; 317 mv.top.weight = weight; 318 319 mv.bottom.x = mv.bottom.y = 0; 320 mv.bottom.field_select = PIPE_VIDEO_FRAME; 321 mv.bottom.weight = weight; 322 } 323 return mv; 324} 325 326static INLINE void 327UploadYcbcrBlocks(struct vl_mpeg12_decoder *dec, 328 struct vl_mpeg12_buffer *buf, 329 const struct pipe_mpeg12_macroblock *mb) 330{ 331 unsigned intra; 332 unsigned tb, x, y, num_blocks = 0; 333 334 assert(dec && buf); 335 assert(mb); 336 337 if (!mb->coded_block_pattern) 338 return; 339 340 intra = mb->macroblock_type & PIPE_MPEG12_MB_TYPE_INTRA ? 1 : 0; 341 342 for (y = 0; y < 2; ++y) { 343 for (x = 0; x < 2; ++x) { 344 if (mb->coded_block_pattern & const_empty_block_mask_420[0][y][x]) { 345 346 struct vl_ycbcr_block *stream = buf->ycbcr_stream[0]; 347 stream->x = mb->x * 2 + x; 348 stream->y = mb->y * 2 + y; 349 stream->intra = intra; 350 stream->coding = mb->macroblock_modes.bits.dct_type; 351 stream->block_num = buf->block_num++; 352 353 buf->num_ycbcr_blocks[0]++; 354 buf->ycbcr_stream[0]++; 355 356 num_blocks++; 357 } 358 } 359 } 360 361 /* TODO: Implement 422, 444 */ 362 //assert(ctx->base.chroma_format == PIPE_VIDEO_CHROMA_FORMAT_420); 363 364 for (tb = 1; tb < 3; ++tb) { 365 if (mb->coded_block_pattern & const_empty_block_mask_420[tb][0][0]) { 366 367 struct vl_ycbcr_block *stream = buf->ycbcr_stream[tb]; 368 stream->x = mb->x; 369 stream->y = mb->y; 370 stream->intra = intra; 371 stream->coding = 0; 372 stream->block_num = buf->block_num++; 373 374 buf->num_ycbcr_blocks[tb]++; 375 buf->ycbcr_stream[tb]++; 376 377 num_blocks++; 378 } 379 } 380 381 memcpy(buf->texels, mb->blocks, 64 * sizeof(short) * num_blocks); 382 buf->texels += 64 * num_blocks; 383} 384 385static void 386vl_mpeg12_destroy(struct pipe_video_decoder *decoder) 387{ 388 struct vl_mpeg12_decoder *dec = (struct vl_mpeg12_decoder*)decoder; 389 390 assert(decoder); 391 392 /* Asserted in softpipe_delete_fs_state() for some reason */ 393 dec->base.context->bind_vs_state(dec->base.context, NULL); 394 dec->base.context->bind_fs_state(dec->base.context, NULL); 395 396 dec->base.context->delete_depth_stencil_alpha_state(dec->base.context, dec->dsa); 397 dec->base.context->delete_sampler_state(dec->base.context, dec->sampler_ycbcr); 398 399 vl_mc_cleanup(&dec->mc_y); 400 vl_mc_cleanup(&dec->mc_c); 401 dec->mc_source->destroy(dec->mc_source); 402 403 if (dec->base.entrypoint <= PIPE_VIDEO_ENTRYPOINT_IDCT) { 404 vl_idct_cleanup(&dec->idct_y); 405 vl_idct_cleanup(&dec->idct_c); 406 dec->idct_source->destroy(dec->idct_source); 407 } 408 409 vl_zscan_cleanup(&dec->zscan_y); 410 vl_zscan_cleanup(&dec->zscan_c); 411 412 dec->base.context->delete_vertex_elements_state(dec->base.context, dec->ves_ycbcr); 413 dec->base.context->delete_vertex_elements_state(dec->base.context, dec->ves_mv); 414 415 pipe_resource_reference(&dec->quads.buffer, NULL); 416 pipe_resource_reference(&dec->pos.buffer, NULL); 417 418 pipe_sampler_view_reference(&dec->zscan_linear, NULL); 419 pipe_sampler_view_reference(&dec->zscan_normal, NULL); 420 pipe_sampler_view_reference(&dec->zscan_alternate, NULL); 421 422 FREE(dec); 423} 424 425static void * 426vl_mpeg12_create_buffer(struct pipe_video_decoder *decoder) 427{ 428 struct vl_mpeg12_decoder *dec = (struct vl_mpeg12_decoder*)decoder; 429 struct vl_mpeg12_buffer *buffer; 430 431 assert(dec); 432 433 buffer = CALLOC_STRUCT(vl_mpeg12_buffer); 434 if (buffer == NULL) 435 return NULL; 436 437 if (!vl_vb_init(&buffer->vertex_stream, dec->base.context, 438 dec->base.width / MACROBLOCK_WIDTH, 439 dec->base.height / MACROBLOCK_HEIGHT)) 440 goto error_vertex_buffer; 441 442 if (!init_mc_buffer(dec, buffer)) 443 goto error_mc; 444 445 if (dec->base.entrypoint <= PIPE_VIDEO_ENTRYPOINT_IDCT) 446 if (!init_idct_buffer(dec, buffer)) 447 goto error_idct; 448 449 if (!init_zscan_buffer(dec, buffer)) 450 goto error_zscan; 451 452 if (dec->base.entrypoint == PIPE_VIDEO_ENTRYPOINT_BITSTREAM) 453 vl_mpg12_bs_init(&buffer->bs, decoder); 454 455 return buffer; 456 457error_zscan: 458 if (dec->base.entrypoint <= PIPE_VIDEO_ENTRYPOINT_IDCT) 459 cleanup_idct_buffer(buffer); 460 461error_idct: 462 cleanup_mc_buffer(buffer); 463 464error_mc: 465 vl_vb_cleanup(&buffer->vertex_stream); 466 467error_vertex_buffer: 468 FREE(buffer); 469 return NULL; 470} 471 472static void 473vl_mpeg12_destroy_buffer(struct pipe_video_decoder *decoder, void *buffer) 474{ 475 struct vl_mpeg12_decoder *dec = (struct vl_mpeg12_decoder*)decoder; 476 struct vl_mpeg12_buffer *buf = buffer; 477 478 assert(dec && buf); 479 480 cleanup_zscan_buffer(buf); 481 482 if (dec->base.entrypoint <= PIPE_VIDEO_ENTRYPOINT_IDCT) 483 cleanup_idct_buffer(buf); 484 485 cleanup_mc_buffer(buf); 486 487 vl_vb_cleanup(&buf->vertex_stream); 488 489 FREE(buf); 490} 491 492static void 493vl_mpeg12_set_decode_buffer(struct pipe_video_decoder *decoder, void *buffer) 494{ 495 struct vl_mpeg12_decoder *dec = (struct vl_mpeg12_decoder *)decoder; 496 497 assert(dec && buffer); 498 499 dec->current_buffer = buffer; 500} 501 502static void 503vl_mpeg12_set_picture_parameters(struct pipe_video_decoder *decoder, 504 struct pipe_picture_desc *picture) 505{ 506 struct vl_mpeg12_decoder *dec = (struct vl_mpeg12_decoder *)decoder; 507 struct pipe_mpeg12_picture_desc *pic = (struct pipe_mpeg12_picture_desc *)picture; 508 509 assert(dec && pic); 510 511 dec->picture_desc = *pic; 512} 513 514static void 515vl_mpeg12_set_quant_matrix(struct pipe_video_decoder *decoder, 516 const struct pipe_quant_matrix *matrix) 517{ 518 struct vl_mpeg12_decoder *dec = (struct vl_mpeg12_decoder *)decoder; 519 const struct pipe_mpeg12_quant_matrix *m = (const struct pipe_mpeg12_quant_matrix *)matrix; 520 521 assert(dec); 522 assert(matrix->codec == PIPE_VIDEO_CODEC_MPEG12); 523 524 memcpy(dec->intra_matrix, m->intra_matrix, 64); 525 memcpy(dec->non_intra_matrix, m->non_intra_matrix, 64); 526} 527 528static void 529vl_mpeg12_set_decode_target(struct pipe_video_decoder *decoder, 530 struct pipe_video_buffer *target) 531{ 532 struct vl_mpeg12_decoder *dec = (struct vl_mpeg12_decoder *)decoder; 533 struct pipe_surface **surfaces; 534 unsigned i; 535 536 assert(dec); 537 538 surfaces = target->get_surfaces(target); 539 for (i = 0; i < VL_MAX_PLANES; ++i) 540 pipe_surface_reference(&dec->target_surfaces[i], surfaces[i]); 541} 542 543static void 544vl_mpeg12_set_reference_frames(struct pipe_video_decoder *decoder, 545 struct pipe_video_buffer **ref_frames, 546 unsigned num_ref_frames) 547{ 548 struct vl_mpeg12_decoder *dec = (struct vl_mpeg12_decoder *)decoder; 549 struct pipe_sampler_view **sv; 550 unsigned i,j; 551 552 assert(dec); 553 assert(num_ref_frames <= VL_MAX_REF_FRAMES); 554 555 for (i = 0; i < num_ref_frames; ++i) { 556 sv = ref_frames[i]->get_sampler_view_planes(ref_frames[i]); 557 for (j = 0; j < VL_MAX_PLANES; ++j) 558 pipe_sampler_view_reference(&dec->ref_frames[i][j], sv[j]); 559 } 560 561 for (; i < VL_MAX_REF_FRAMES; ++i) 562 for (j = 0; j < VL_MAX_PLANES; ++j) 563 pipe_sampler_view_reference(&dec->ref_frames[i][j], NULL); 564} 565 566static void 567vl_mpeg12_begin_frame(struct pipe_video_decoder *decoder) 568{ 569 struct vl_mpeg12_decoder *dec = (struct vl_mpeg12_decoder *)decoder; 570 struct vl_mpeg12_buffer *buf; 571 572 struct pipe_resource *tex; 573 struct pipe_box rect = { 0, 0, 0, 1, 1, 1 }; 574 575 unsigned i; 576 577 assert(dec); 578 579 buf = dec->current_buffer; 580 assert(buf); 581 582 if (dec->base.entrypoint == PIPE_VIDEO_ENTRYPOINT_BITSTREAM) 583 dec->intra_matrix[0] = 1 << (7 - dec->picture_desc.intra_dc_precision); 584 585 for (i = 0; i < VL_MAX_PLANES; ++i) { 586 vl_zscan_upload_quant(&buf->zscan[i], dec->intra_matrix, true); 587 vl_zscan_upload_quant(&buf->zscan[i], dec->non_intra_matrix, false); 588 } 589 590 vl_vb_map(&buf->vertex_stream, dec->base.context); 591 592 tex = buf->zscan_source->texture; 593 rect.width = tex->width0; 594 rect.height = tex->height0; 595 596 buf->tex_transfer = dec->base.context->get_transfer 597 ( 598 dec->base.context, tex, 599 0, PIPE_TRANSFER_WRITE | PIPE_TRANSFER_DISCARD, 600 &rect 601 ); 602 603 buf->block_num = 0; 604 buf->texels = dec->base.context->transfer_map(dec->base.context, buf->tex_transfer); 605 606 for (i = 0; i < VL_MAX_PLANES; ++i) { 607 buf->ycbcr_stream[i] = vl_vb_get_ycbcr_stream(&buf->vertex_stream, i); 608 buf->num_ycbcr_blocks[i] = 0; 609 } 610 611 for (i = 0; i < VL_MAX_REF_FRAMES; ++i) 612 buf->mv_stream[i] = vl_vb_get_mv_stream(&buf->vertex_stream, i); 613 614 if (dec->base.entrypoint == PIPE_VIDEO_ENTRYPOINT_BITSTREAM) { 615 vl_mpg12_bs_set_picture_desc(&buf->bs, &dec->picture_desc); 616 617 } else { 618 619 for (i = 0; i < VL_MAX_PLANES; ++i) 620 vl_zscan_set_layout(&buf->zscan[i], dec->zscan_linear); 621 } 622} 623 624static void 625vl_mpeg12_decode_macroblock(struct pipe_video_decoder *decoder, 626 const struct pipe_macroblock *macroblocks, 627 unsigned num_macroblocks) 628{ 629 struct vl_mpeg12_decoder *dec = (struct vl_mpeg12_decoder *)decoder; 630 const struct pipe_mpeg12_macroblock *mb = (const struct pipe_mpeg12_macroblock *)macroblocks; 631 struct vl_mpeg12_buffer *buf; 632 633 unsigned i, j, mv_weights[2]; 634 635 assert(dec && dec->current_buffer); 636 assert(macroblocks && macroblocks->codec == PIPE_VIDEO_CODEC_MPEG12); 637 638 buf = dec->current_buffer; 639 assert(buf); 640 641 for (; num_macroblocks > 0; --num_macroblocks) { 642 unsigned mb_addr = mb->y * dec->width_in_macroblocks + mb->x; 643 644 if (mb->macroblock_type & (PIPE_MPEG12_MB_TYPE_PATTERN | PIPE_MPEG12_MB_TYPE_INTRA)) 645 UploadYcbcrBlocks(dec, buf, mb); 646 647 MacroBlockTypeToPipeWeights(mb, mv_weights); 648 649 for (i = 0; i < 2; ++i) { 650 if (!dec->ref_frames[i][0]) continue; 651 652 buf->mv_stream[i][mb_addr] = MotionVectorToPipe 653 ( 654 mb, i, 655 i ? PIPE_MPEG12_FS_FIRST_BACKWARD : PIPE_MPEG12_FS_FIRST_FORWARD, 656 mv_weights[i] 657 ); 658 } 659 660 /* see section 7.6.6 of the spec */ 661 if (mb->num_skipped_macroblocks > 0) { 662 struct vl_motionvector skipped_mv[2]; 663 664 if (dec->ref_frames[0][0] && !dec->ref_frames[1][0]) { 665 skipped_mv[0].top.x = skipped_mv[0].top.y = 0; 666 skipped_mv[0].top.weight = PIPE_VIDEO_MV_WEIGHT_MAX; 667 } else { 668 skipped_mv[0] = buf->mv_stream[0][mb_addr]; 669 skipped_mv[1] = buf->mv_stream[1][mb_addr]; 670 } 671 skipped_mv[0].top.field_select = PIPE_VIDEO_FRAME; 672 skipped_mv[1].top.field_select = PIPE_VIDEO_FRAME; 673 674 skipped_mv[0].bottom = skipped_mv[0].top; 675 skipped_mv[1].bottom = skipped_mv[1].top; 676 677 ++mb_addr; 678 for (i = 0; i < mb->num_skipped_macroblocks; ++i, ++mb_addr) { 679 for (j = 0; j < 2; ++j) { 680 if (!dec->ref_frames[j][0]) continue; 681 buf->mv_stream[j][mb_addr] = skipped_mv[j]; 682 683 } 684 } 685 } 686 687 ++mb; 688 } 689} 690 691static void 692vl_mpeg12_decode_bitstream(struct pipe_video_decoder *decoder, 693 unsigned num_bytes, const void *data) 694{ 695 struct vl_mpeg12_decoder *dec = (struct vl_mpeg12_decoder *)decoder; 696 struct vl_mpeg12_buffer *buf; 697 698 unsigned i; 699 700 assert(dec && dec->current_buffer); 701 702 buf = dec->current_buffer; 703 assert(buf); 704 705 for (i = 0; i < VL_MAX_PLANES; ++i) 706 vl_zscan_set_layout(&buf->zscan[i], dec->picture_desc.alternate_scan ? 707 dec->zscan_alternate : dec->zscan_normal); 708 709 vl_mpg12_bs_decode(&buf->bs, num_bytes, data); 710} 711 712static void 713vl_mpeg12_end_frame(struct pipe_video_decoder *decoder) 714{ 715 struct vl_mpeg12_decoder *dec = (struct vl_mpeg12_decoder *)decoder; 716 struct pipe_sampler_view **mc_source_sv; 717 struct pipe_vertex_buffer vb[3]; 718 struct vl_mpeg12_buffer *buf; 719 720 unsigned i, j, component; 721 unsigned nr_components; 722 723 assert(dec && dec->current_buffer); 724 725 buf = dec->current_buffer; 726 727 vl_vb_unmap(&buf->vertex_stream, dec->base.context); 728 729 dec->base.context->transfer_unmap(dec->base.context, buf->tex_transfer); 730 dec->base.context->transfer_destroy(dec->base.context, buf->tex_transfer); 731 732 vb[0] = dec->quads; 733 vb[1] = dec->pos; 734 735 dec->base.context->bind_vertex_elements_state(dec->base.context, dec->ves_mv); 736 for (i = 0; i < VL_MAX_PLANES; ++i) { 737 if (!dec->target_surfaces[i]) continue; 738 739 vl_mc_set_surface(&buf->mc[i], dec->target_surfaces[i]); 740 741 for (j = 0; j < VL_MAX_REF_FRAMES; ++j) { 742 if (!dec->ref_frames[j][i]) continue; 743 744 vb[2] = vl_vb_get_mv(&buf->vertex_stream, j);; 745 dec->base.context->set_vertex_buffers(dec->base.context, 3, vb); 746 747 vl_mc_render_ref(&buf->mc[i], dec->ref_frames[j][i]); 748 } 749 } 750 751 dec->base.context->bind_vertex_elements_state(dec->base.context, dec->ves_ycbcr); 752 for (i = 0; i < VL_MAX_PLANES; ++i) { 753 if (!buf->num_ycbcr_blocks[i]) continue; 754 755 vb[1] = vl_vb_get_ycbcr(&buf->vertex_stream, i); 756 dec->base.context->set_vertex_buffers(dec->base.context, 2, vb); 757 758 vl_zscan_render(&buf->zscan[i] , buf->num_ycbcr_blocks[i]); 759 760 if (dec->base.entrypoint <= PIPE_VIDEO_ENTRYPOINT_IDCT) 761 vl_idct_flush(&buf->idct[i], buf->num_ycbcr_blocks[i]); 762 } 763 764 mc_source_sv = dec->mc_source->get_sampler_view_planes(dec->mc_source); 765 for (i = 0, component = 0; i < VL_MAX_PLANES; ++i) { 766 if (!dec->target_surfaces[i]) continue; 767 768 nr_components = util_format_get_nr_components(dec->target_surfaces[i]->texture->format); 769 for (j = 0; j < nr_components; ++j, ++component) { 770 if (!buf->num_ycbcr_blocks[i]) continue; 771 772 vb[1] = vl_vb_get_ycbcr(&buf->vertex_stream, component); 773 dec->base.context->set_vertex_buffers(dec->base.context, 2, vb); 774 775 if (dec->base.entrypoint <= PIPE_VIDEO_ENTRYPOINT_IDCT) 776 vl_idct_prepare_stage2(&buf->idct[component]); 777 else { 778 dec->base.context->set_fragment_sampler_views(dec->base.context, 1, &mc_source_sv[component]); 779 dec->base.context->bind_fragment_sampler_states(dec->base.context, 1, &dec->sampler_ycbcr); 780 } 781 vl_mc_render_ycbcr(&buf->mc[i], j, buf->num_ycbcr_blocks[component]); 782 } 783 } 784} 785 786static void 787vl_mpeg12_flush(struct pipe_video_decoder *decoder) 788{ 789 assert(decoder); 790 791 //Noop, for shaders it is much faster to flush everything in end_frame 792} 793 794static bool 795init_pipe_state(struct vl_mpeg12_decoder *dec) 796{ 797 struct pipe_depth_stencil_alpha_state dsa; 798 struct pipe_sampler_state sampler; 799 unsigned i; 800 801 assert(dec); 802 803 memset(&dsa, 0, sizeof dsa); 804 dsa.depth.enabled = 0; 805 dsa.depth.writemask = 0; 806 dsa.depth.func = PIPE_FUNC_ALWAYS; 807 for (i = 0; i < 2; ++i) { 808 dsa.stencil[i].enabled = 0; 809 dsa.stencil[i].func = PIPE_FUNC_ALWAYS; 810 dsa.stencil[i].fail_op = PIPE_STENCIL_OP_KEEP; 811 dsa.stencil[i].zpass_op = PIPE_STENCIL_OP_KEEP; 812 dsa.stencil[i].zfail_op = PIPE_STENCIL_OP_KEEP; 813 dsa.stencil[i].valuemask = 0; 814 dsa.stencil[i].writemask = 0; 815 } 816 dsa.alpha.enabled = 0; 817 dsa.alpha.func = PIPE_FUNC_ALWAYS; 818 dsa.alpha.ref_value = 0; 819 dec->dsa = dec->base.context->create_depth_stencil_alpha_state(dec->base.context, &dsa); 820 dec->base.context->bind_depth_stencil_alpha_state(dec->base.context, dec->dsa); 821 822 memset(&sampler, 0, sizeof(sampler)); 823 sampler.wrap_s = PIPE_TEX_WRAP_CLAMP_TO_EDGE; 824 sampler.wrap_t = PIPE_TEX_WRAP_CLAMP_TO_EDGE; 825 sampler.wrap_r = PIPE_TEX_WRAP_CLAMP_TO_BORDER; 826 sampler.min_img_filter = PIPE_TEX_FILTER_NEAREST; 827 sampler.min_mip_filter = PIPE_TEX_MIPFILTER_NONE; 828 sampler.mag_img_filter = PIPE_TEX_FILTER_NEAREST; 829 sampler.compare_mode = PIPE_TEX_COMPARE_NONE; 830 sampler.compare_func = PIPE_FUNC_ALWAYS; 831 sampler.normalized_coords = 1; 832 dec->sampler_ycbcr = dec->base.context->create_sampler_state(dec->base.context, &sampler); 833 if (!dec->sampler_ycbcr) 834 return false; 835 836 return true; 837} 838 839static const struct format_config* 840find_format_config(struct vl_mpeg12_decoder *dec, const struct format_config configs[], unsigned num_configs) 841{ 842 struct pipe_screen *screen; 843 unsigned i; 844 845 assert(dec); 846 847 screen = dec->base.context->screen; 848 849 for (i = 0; i < num_configs; ++i) { 850 if (!screen->is_format_supported(screen, configs[i].zscan_source_format, PIPE_TEXTURE_2D, 851 1, PIPE_BIND_SAMPLER_VIEW)) 852 continue; 853 854 if (configs[i].idct_source_format != PIPE_FORMAT_NONE) { 855 if (!screen->is_format_supported(screen, configs[i].idct_source_format, PIPE_TEXTURE_2D, 856 1, PIPE_BIND_SAMPLER_VIEW | PIPE_BIND_RENDER_TARGET)) 857 continue; 858 859 if (!screen->is_format_supported(screen, configs[i].mc_source_format, PIPE_TEXTURE_3D, 860 1, PIPE_BIND_SAMPLER_VIEW | PIPE_BIND_RENDER_TARGET)) 861 continue; 862 } else { 863 if (!screen->is_format_supported(screen, configs[i].mc_source_format, PIPE_TEXTURE_2D, 864 1, PIPE_BIND_SAMPLER_VIEW | PIPE_BIND_RENDER_TARGET)) 865 continue; 866 } 867 return &configs[i]; 868 } 869 870 return NULL; 871} 872 873static bool 874init_zscan(struct vl_mpeg12_decoder *dec, const struct format_config* format_config) 875{ 876 unsigned num_channels; 877 878 assert(dec); 879 880 dec->zscan_source_format = format_config->zscan_source_format; 881 dec->zscan_linear = vl_zscan_layout(dec->base.context, vl_zscan_linear, dec->blocks_per_line); 882 dec->zscan_normal = vl_zscan_layout(dec->base.context, vl_zscan_normal, dec->blocks_per_line); 883 dec->zscan_alternate = vl_zscan_layout(dec->base.context, vl_zscan_alternate, dec->blocks_per_line); 884 885 num_channels = dec->base.entrypoint <= PIPE_VIDEO_ENTRYPOINT_IDCT ? 4 : 1; 886 887 if (!vl_zscan_init(&dec->zscan_y, dec->base.context, dec->base.width, dec->base.height, 888 dec->blocks_per_line, dec->num_blocks, num_channels)) 889 return false; 890 891 if (!vl_zscan_init(&dec->zscan_c, dec->base.context, dec->chroma_width, dec->chroma_height, 892 dec->blocks_per_line, dec->num_blocks, num_channels)) 893 return false; 894 895 return true; 896} 897 898static bool 899init_idct(struct vl_mpeg12_decoder *dec, const struct format_config* format_config) 900{ 901 unsigned nr_of_idct_render_targets, max_inst; 902 enum pipe_format formats[3]; 903 904 struct pipe_sampler_view *matrix = NULL; 905 906 nr_of_idct_render_targets = dec->base.context->screen->get_param 907 ( 908 dec->base.context->screen, PIPE_CAP_MAX_RENDER_TARGETS 909 ); 910 911 max_inst = dec->base.context->screen->get_shader_param 912 ( 913 dec->base.context->screen, PIPE_SHADER_FRAGMENT, PIPE_SHADER_CAP_MAX_INSTRUCTIONS 914 ); 915 916 // Just assume we need 32 inst per render target, not 100% true, but should work in most cases 917 if (nr_of_idct_render_targets >= 4 && max_inst >= 32*4) 918 // more than 4 render targets usually doesn't makes any seens 919 nr_of_idct_render_targets = 4; 920 else 921 nr_of_idct_render_targets = 1; 922 923 formats[0] = formats[1] = formats[2] = format_config->idct_source_format; 924 dec->idct_source = vl_video_buffer_create_ex 925 ( 926 dec->base.context, dec->base.width / 4, dec->base.height, 1, 927 dec->base.chroma_format, formats, PIPE_USAGE_STATIC 928 ); 929 930 if (!dec->idct_source) 931 goto error_idct_source; 932 933 formats[0] = formats[1] = formats[2] = format_config->mc_source_format; 934 dec->mc_source = vl_video_buffer_create_ex 935 ( 936 dec->base.context, dec->base.width / nr_of_idct_render_targets, 937 dec->base.height / 4, nr_of_idct_render_targets, 938 dec->base.chroma_format, formats, PIPE_USAGE_STATIC 939 ); 940 941 if (!dec->mc_source) 942 goto error_mc_source; 943 944 if (!(matrix = vl_idct_upload_matrix(dec->base.context, format_config->idct_scale))) 945 goto error_matrix; 946 947 if (!vl_idct_init(&dec->idct_y, dec->base.context, dec->base.width, dec->base.height, 948 nr_of_idct_render_targets, matrix, matrix)) 949 goto error_y; 950 951 if(!vl_idct_init(&dec->idct_c, dec->base.context, dec->chroma_width, dec->chroma_height, 952 nr_of_idct_render_targets, matrix, matrix)) 953 goto error_c; 954 955 pipe_sampler_view_reference(&matrix, NULL); 956 957 return true; 958 959error_c: 960 vl_idct_cleanup(&dec->idct_y); 961 962error_y: 963 pipe_sampler_view_reference(&matrix, NULL); 964 965error_matrix: 966 dec->mc_source->destroy(dec->mc_source); 967 968error_mc_source: 969 dec->idct_source->destroy(dec->idct_source); 970 971error_idct_source: 972 return false; 973} 974 975static bool 976init_mc_source_widthout_idct(struct vl_mpeg12_decoder *dec, const struct format_config* format_config) 977{ 978 enum pipe_format formats[3]; 979 980 formats[0] = formats[1] = formats[2] = format_config->mc_source_format; 981 dec->mc_source = vl_video_buffer_create_ex 982 ( 983 dec->base.context, dec->base.width, dec->base.height, 1, 984 dec->base.chroma_format, formats, PIPE_USAGE_STATIC 985 ); 986 987 return dec->mc_source != NULL; 988} 989 990static void 991mc_vert_shader_callback(void *priv, struct vl_mc *mc, 992 struct ureg_program *shader, 993 unsigned first_output, 994 struct ureg_dst tex) 995{ 996 struct vl_mpeg12_decoder *dec = priv; 997 struct ureg_dst o_vtex; 998 999 assert(priv && mc); 1000 assert(shader); 1001 1002 if (dec->base.entrypoint <= PIPE_VIDEO_ENTRYPOINT_IDCT) { 1003 struct vl_idct *idct = mc == &dec->mc_y ? &dec->idct_y : &dec->idct_c; 1004 vl_idct_stage2_vert_shader(idct, shader, first_output, tex); 1005 } else { 1006 o_vtex = ureg_DECL_output(shader, TGSI_SEMANTIC_GENERIC, first_output); 1007 ureg_MOV(shader, ureg_writemask(o_vtex, TGSI_WRITEMASK_XY), ureg_src(tex)); 1008 } 1009} 1010 1011static void 1012mc_frag_shader_callback(void *priv, struct vl_mc *mc, 1013 struct ureg_program *shader, 1014 unsigned first_input, 1015 struct ureg_dst dst) 1016{ 1017 struct vl_mpeg12_decoder *dec = priv; 1018 struct ureg_src src, sampler; 1019 1020 assert(priv && mc); 1021 assert(shader); 1022 1023 if (dec->base.entrypoint <= PIPE_VIDEO_ENTRYPOINT_IDCT) { 1024 struct vl_idct *idct = mc == &dec->mc_y ? &dec->idct_y : &dec->idct_c; 1025 vl_idct_stage2_frag_shader(idct, shader, first_input, dst); 1026 } else { 1027 src = ureg_DECL_fs_input(shader, TGSI_SEMANTIC_GENERIC, first_input, TGSI_INTERPOLATE_LINEAR); 1028 sampler = ureg_DECL_sampler(shader, 0); 1029 ureg_TEX(shader, dst, TGSI_TEXTURE_2D, src, sampler); 1030 } 1031} 1032 1033struct pipe_video_decoder * 1034vl_create_mpeg12_decoder(struct pipe_context *context, 1035 enum pipe_video_profile profile, 1036 enum pipe_video_entrypoint entrypoint, 1037 enum pipe_video_chroma_format chroma_format, 1038 unsigned width, unsigned height, unsigned max_references) 1039{ 1040 const unsigned block_size_pixels = BLOCK_WIDTH * BLOCK_HEIGHT; 1041 const struct format_config *format_config; 1042 struct vl_mpeg12_decoder *dec; 1043 1044 assert(u_reduce_video_profile(profile) == PIPE_VIDEO_CODEC_MPEG12); 1045 1046 dec = CALLOC_STRUCT(vl_mpeg12_decoder); 1047 1048 if (!dec) 1049 return NULL; 1050 1051 dec->base.context = context; 1052 dec->base.profile = profile; 1053 dec->base.entrypoint = entrypoint; 1054 dec->base.chroma_format = chroma_format; 1055 dec->base.width = width; 1056 dec->base.height = height; 1057 dec->base.max_references = max_references; 1058 1059 dec->base.destroy = vl_mpeg12_destroy; 1060 dec->base.create_buffer = vl_mpeg12_create_buffer; 1061 dec->base.destroy_buffer = vl_mpeg12_destroy_buffer; 1062 dec->base.set_decode_buffer = vl_mpeg12_set_decode_buffer; 1063 dec->base.set_picture_parameters = vl_mpeg12_set_picture_parameters; 1064 dec->base.set_quant_matrix = vl_mpeg12_set_quant_matrix; 1065 dec->base.set_decode_target = vl_mpeg12_set_decode_target; 1066 dec->base.set_reference_frames = vl_mpeg12_set_reference_frames; 1067 dec->base.begin_frame = vl_mpeg12_begin_frame; 1068 dec->base.decode_macroblock = vl_mpeg12_decode_macroblock; 1069 dec->base.decode_bitstream = vl_mpeg12_decode_bitstream; 1070 dec->base.end_frame = vl_mpeg12_end_frame; 1071 dec->base.flush = vl_mpeg12_flush; 1072 1073 dec->blocks_per_line = MAX2(util_next_power_of_two(dec->base.width) / block_size_pixels, 4); 1074 dec->num_blocks = (dec->base.width * dec->base.height) / block_size_pixels; 1075 dec->width_in_macroblocks = align(dec->base.width, MACROBLOCK_WIDTH) / MACROBLOCK_WIDTH; 1076 1077 /* TODO: Implement 422, 444 */ 1078 assert(dec->base.chroma_format == PIPE_VIDEO_CHROMA_FORMAT_420); 1079 1080 if (dec->base.chroma_format == PIPE_VIDEO_CHROMA_FORMAT_420) { 1081 dec->chroma_width = dec->base.width / 2; 1082 dec->chroma_height = dec->base.height / 2; 1083 dec->num_blocks = dec->num_blocks * 2; 1084 } else if (dec->base.chroma_format == PIPE_VIDEO_CHROMA_FORMAT_422) { 1085 dec->chroma_width = dec->base.width; 1086 dec->chroma_height = dec->base.height / 2; 1087 dec->num_blocks = dec->num_blocks * 2 + dec->num_blocks; 1088 } else { 1089 dec->chroma_width = dec->base.width; 1090 dec->chroma_height = dec->base.height; 1091 dec->num_blocks = dec->num_blocks * 3; 1092 } 1093 1094 dec->quads = vl_vb_upload_quads(dec->base.context); 1095 dec->pos = vl_vb_upload_pos( 1096 dec->base.context, 1097 dec->base.width / MACROBLOCK_WIDTH, 1098 dec->base.height / MACROBLOCK_HEIGHT 1099 ); 1100 1101 dec->ves_ycbcr = vl_vb_get_ves_ycbcr(dec->base.context); 1102 dec->ves_mv = vl_vb_get_ves_mv(dec->base.context); 1103 1104 switch (entrypoint) { 1105 case PIPE_VIDEO_ENTRYPOINT_BITSTREAM: 1106 format_config = find_format_config(dec, bitstream_format_config, num_bitstream_format_configs); 1107 break; 1108 1109 case PIPE_VIDEO_ENTRYPOINT_IDCT: 1110 format_config = find_format_config(dec, idct_format_config, num_idct_format_configs); 1111 break; 1112 1113 case PIPE_VIDEO_ENTRYPOINT_MC: 1114 format_config = find_format_config(dec, mc_format_config, num_mc_format_configs); 1115 break; 1116 1117 default: 1118 assert(0); 1119 FREE(dec); 1120 return NULL; 1121 } 1122 1123 if (!format_config) { 1124 FREE(dec); 1125 return NULL; 1126 } 1127 1128 if (!init_zscan(dec, format_config)) 1129 goto error_zscan; 1130 1131 if (entrypoint <= PIPE_VIDEO_ENTRYPOINT_IDCT) { 1132 if (!init_idct(dec, format_config)) 1133 goto error_sources; 1134 } else { 1135 if (!init_mc_source_widthout_idct(dec, format_config)) 1136 goto error_sources; 1137 } 1138 1139 if (!vl_mc_init(&dec->mc_y, dec->base.context, dec->base.width, dec->base.height, 1140 MACROBLOCK_HEIGHT, format_config->mc_scale, 1141 mc_vert_shader_callback, mc_frag_shader_callback, dec)) 1142 goto error_mc_y; 1143 1144 // TODO 1145 if (!vl_mc_init(&dec->mc_c, dec->base.context, dec->base.width, dec->base.height, 1146 BLOCK_HEIGHT, format_config->mc_scale, 1147 mc_vert_shader_callback, mc_frag_shader_callback, dec)) 1148 goto error_mc_c; 1149 1150 if (!init_pipe_state(dec)) 1151 goto error_pipe_state; 1152 1153 memset(dec->intra_matrix, 0x10, 64); 1154 memset(dec->non_intra_matrix, 0x10, 64); 1155 1156 return &dec->base; 1157 1158error_pipe_state: 1159 vl_mc_cleanup(&dec->mc_c); 1160 1161error_mc_c: 1162 vl_mc_cleanup(&dec->mc_y); 1163 1164error_mc_y: 1165 if (entrypoint <= PIPE_VIDEO_ENTRYPOINT_IDCT) { 1166 vl_idct_cleanup(&dec->idct_y); 1167 vl_idct_cleanup(&dec->idct_c); 1168 dec->idct_source->destroy(dec->idct_source); 1169 } 1170 dec->mc_source->destroy(dec->mc_source); 1171 1172error_sources: 1173 vl_zscan_cleanup(&dec->zscan_y); 1174 vl_zscan_cleanup(&dec->zscan_c); 1175 1176error_zscan: 1177 FREE(dec); 1178 return NULL; 1179} 1180