1 /* /////////////////////////////////////////////////////////////////////// 2 // 3 // INTEL CORPORATION PROPRIETARY INFORMATION 4 // This software is supplied under the terms of a license agreement or 5 // nondisclosure agreement with Intel Corporation and may not be copied 6 // or disclosed except in accordance with the terms of that agreement. 7 // Copyright (c) 2008 Intel Corporation. All Rights Reserved. 8 // 9 // Description: Parses VC-1 bitstreams. 10 // 11 */ 12 13 #include "vc1parse.h" 14 15 #ifdef VBP 16 #include "viddec_pm.h" 17 #endif 18 19 /*----------------------------------------------------------------------------*/ 20 21 22 /* put one bit into a buffer 23 * used for bitplane decoding, each bit correspond to a MB 24 * HW requires row to start at DW (32 bits) boundary 25 * input: value - bit value 26 * mbx - image width in MB 27 * mby - image height in MB 28 * x - x location (column) of MB in MB unit 29 * y - y location (row) of MB in MB unit 30 * output: outp - buffer to fill 31 */ 32 //#define put_bit(value,x,y,mbx,mby,invert,outp) 33 static inline void put_bit( uint32_t value, int x, int y, int mbx, int mby, uint8_t invert, uint32_t* outp) 34 { 35 int bit; 36 uint32_t *out; 37 38 bit = mby; 39 40 value ^= invert; 41 if (!value) return; /* assume buffer is initialized with zeros */ 42 43 out = outp; 44 /* go to corresponding row location in DW unit */ 45 out += (( mbx + 31 ) >> 5) * y; 46 out += x >> 5; /* go to corresponding column location in DW unit */ 47 bit = x & 0x1f; /* compute remaining bits */ 48 *out |= 1 << bit; /* put bit */ 49 } 50 51 /* if b is the bit at location (x,y) 52 * b = b^invert 53 * used for bitplane decoding, each bit correspond to a MB 54 * HW requires row to start at DW (32 bits) boundary 55 * input: value - bit value 56 * x - x location (column) of MB in MB unit 57 * y - y location (row) of MB in MB unit 58 * mbx - image width in MB 59 * output: outp - buffer to fill 60 * returns bit value 61 */ 62 static inline int xor_bit( int x, int y, int mbx, uint32_t invert, uint32_t* outp) 63 { 64 int bit; 65 uint32_t *out; 66 uint8_t value; 67 //if (invert == 0) return; /* do nothing if XOR with 0 */ 68 69 out = outp; 70 out += (( mbx + 31 ) >> 5) * y; /* go to corresponding row location in DW unit */ 71 out += x >> 5; /* go to corresponding row location in DW unit */ 72 bit = x & 0x1f; /* compute remaining bits */ 73 74 if (invert == 1) 75 *out ^= (1 << bit); /* put XOR bit */ 76 value = (*out & (1 << bit)) >> bit; /* return bit value */ 77 78 return(value); 79 80 } 81 82 /* get bit at location (x,y) 83 * used for bitplane decoding, each bit correspond to a MB 84 * HW requires row to start at DW (32 bits) boundary 85 * input: value - bit value 86 * x - x location (column) of MB in MB unit 87 * y - y location (row) of MB in MB unit 88 * mbx - image width in MB 89 * outp - bit buffer in dwords 90 * returns bit value 91 */ 92 static inline int get_bit( int x, int y, int mbx, uint32_t* outp) 93 { 94 int bit; 95 uint32_t *out; 96 uint8_t value; 97 98 out = outp; 99 out += (( mbx + 31 ) >> 5) * y; /* go to corresponding row location in DW unit */ 100 out += x >> 5; /* go to corresponding row location in DW unit */ 101 bit = x & 0x1f; /* compute remaining bits */ 102 value = (*out & (1 << bit)) >> bit; /* return bit value */ 103 104 return(value); 105 106 } 107 108 static void vc1_InverseDiff(vc1_Bitplane *pBitplane, int32_t widthMB, int32_t heightMB) 109 { 110 int32_t i, j, previousBit=0, temp; 111 112 for (i = 0; i < heightMB; i++) 113 { 114 for (j = 0; j < widthMB; j++) 115 { 116 if ((i == 0 && j == 0)) 117 { 118 previousBit=xor_bit(j, i, widthMB, pBitplane->invert, 119 pBitplane->databits); 120 } 121 else if (j == 0) /* XOR with TOP */ 122 { 123 previousBit = get_bit(0, i-1, widthMB, pBitplane->databits); 124 temp=xor_bit(j, i, widthMB, previousBit, 125 pBitplane->databits); 126 previousBit = temp; 127 } 128 //TODO isSameAsTop can be optimized 129 else if (((i > 0) && (previousBit != 130 get_bit(j, i-1, widthMB, pBitplane->databits)))) 131 { 132 temp=xor_bit(j, i, widthMB, pBitplane->invert, 133 pBitplane->databits); 134 previousBit = temp; 135 } 136 else 137 { 138 temp=xor_bit(j, i, widthMB, previousBit, 139 pBitplane->databits); 140 previousBit = temp; 141 } 142 } 143 } 144 } 145 146 147 /*----------------------------------------------------------------------------*/ 148 /* implement normal 2 mode bitplane decoding, SMPTE 412M 8.7.3.2 149 * width, height are in MB unit. 150 */ 151 static void vc1_Norm2ModeDecode(void* ctxt, vc1_Bitplane *pBitplane, 152 int32_t width, int32_t height) 153 { 154 int32_t i; 155 int32_t tmp_databits = 0; 156 157 int32_t row[2], col[2]; 158 int8_t tmp=0; 159 160 /* disable pBitplane->invert in the Norm2 decode stage of 161 VC1_BITPLANE_DIFF2_MODE */ 162 if (pBitplane->imode == VC1_BITPLANE_DIFF2_MODE) 163 { 164 tmp = pBitplane->invert; 165 pBitplane->invert=0; 166 } 167 168 // By default, initialize the values for the even case 169 col[0] = 0; /* i%width; */ 170 row[0] = 0; /* i/width; */ 171 col[1] = 1; /* (i+1)%width; */ 172 row[1] = 0; /* (i+1)/width; */ 173 174 // If width*height is odd, the first bit is the value of the bitplane 175 // for the first macroblock 176 if ((width*height) & 1) /* first bit if size is odd */ 177 { 178 VC1_GET_BITS(1, tmp_databits); 179 put_bit(tmp_databits, 0, 0, width, height, pBitplane->invert, 180 pBitplane->databits); 181 182 // Modify initialization for odd sizes 183 col[0] = 1; /* i%width; */ 184 col[1] = 2; /* (i+1)%width; */ 185 186 // Consider special case where width is 1 187 if(width == 1) 188 { 189 col[0] = 0; /* i%width; */ 190 row[0] = 1; /* i/width; */ 191 col[1] = 0; /* (i+1)%width; */ 192 row[1] = 2; /* (i+1)/width; */ 193 } 194 } 195 196 /* decode every pair of bits in natural scan order */ 197 for (i = (width*height) & 1; i < (width*height/2)*2; i += 2) 198 { 199 int32_t tmp = 0; 200 201 //col[0]=i%width; 202 //row[0]=i/width; 203 //col[1]=(i+1)%width; 204 //row[1]=(i+1)/width; 205 206 VC1_GET_BITS(1, tmp); 207 if (tmp == 0) 208 { 209 put_bit(0, col[0],row[0], width, height, pBitplane->invert, 210 pBitplane->databits); 211 put_bit(0, col[1],row[1], width, height, pBitplane->invert, 212 pBitplane->databits); 213 } 214 else 215 { 216 VC1_GET_BITS(1, tmp); 217 if (tmp == 1) 218 { 219 put_bit(1, col[0],row[0], width, height, pBitplane->invert, 220 pBitplane->databits); 221 put_bit(1, col[1],row[1], width, height, pBitplane->invert, 222 pBitplane->databits); 223 } 224 else 225 { 226 VC1_GET_BITS(1, tmp); 227 if (tmp == 0) 228 { 229 put_bit(1, col[0],row[0], width, height, pBitplane->invert, 230 pBitplane->databits); 231 put_bit(0, col[1],row[1], width, height, pBitplane->invert, 232 pBitplane->databits); 233 } 234 else 235 { 236 put_bit(0, col[0],row[0], width, height, pBitplane->invert, 237 pBitplane->databits); 238 put_bit(1, col[1],row[1], width, height, pBitplane->invert, 239 pBitplane->databits); 240 } 241 } 242 } 243 244 // Consider special case where width is 1 245 if(width == 1) 246 { 247 row[0] += 2; 248 row[1] += 2; 249 } 250 else 251 { 252 col[0] += 2; /* i%width; */ 253 if ( col[0] >= width ) 254 { 255 // For odd sizes, col[0] can alternatively start at 0 and 1 256 col[0] -= width; 257 row[0]++; 258 } 259 260 col[1] += 2; /* (i+1)%width; */ 261 if ( col[1] >= width ) 262 { 263 // For odd sizes, col[1] can alternatively start at 0 and 1 264 col[1] -= width; 265 row[1]++; 266 } 267 } 268 } 269 270 /* restore value */ 271 pBitplane->invert=tmp; 272 } 273 274 /*----------------------------------------------------------------------------*/ 275 /* compute Normal-6 mode bitplane decoding 276 * algorithm is described in SMPTE 421M 8.7.3.4 277 * width, height are in MB unit. 278 */ 279 static void vc1_Norm6ModeDecode(void* ctxt, vc1_Bitplane *pBitplane, 280 int32_t width, int32_t height) 281 { 282 vc1_Status status; 283 int32_t i, j, k; 284 int32_t ResidualX = 0; 285 int32_t ResidualY = 0; 286 uint8_t _2x3tiled = (((width%3)!=0)&&((height%3)==0)); 287 288 int32_t row, col; 289 int8_t tmp=0; 290 291 /* disable pBitplane->invert in the Norm2 decode stage of 292 VC1_BITPLANE_DIFF2_MODE */ 293 if (pBitplane->imode == VC1_BITPLANE_DIFF6_MODE) 294 { 295 tmp = pBitplane->invert; 296 pBitplane->invert=0; 297 } 298 299 if (_2x3tiled) 300 { 301 int32_t sizeW = width/2; 302 int32_t sizeH = height/3; 303 304 for (i = 0; i < sizeH; i++) 305 { 306 row = 3*i; /* compute row location for tile */ 307 308 for (j = 0; j < sizeW; j++) 309 { 310 col = 2*j + (width & 1); /* compute column location for tile */ 311 312 /* get k=sum(bi2^i) were i is the ith bit of the tile */ 313 status = vc1_DecodeHuffmanOne(ctxt, &k, VC1_BITPLANE_K_TBL); 314 VC1_ASSERT(status == VC1_STATUS_OK); 315 316 /* put bits in tile */ 317 put_bit(k&1, col, row, width, height, pBitplane->invert, 318 pBitplane->databits); 319 put_bit(((k&2)>>1), col+1, row, width, height, 320 pBitplane->invert,pBitplane->databits); 321 322 put_bit(((k&4)>>2), col, row+1, width, height, 323 pBitplane->invert,pBitplane->databits); 324 put_bit(((k&8)>>3), col+1, row+1, width, height, 325 pBitplane->invert,pBitplane->databits); 326 327 put_bit(((k&16)>>4), col, row+2, width, height, 328 pBitplane->invert,pBitplane->databits); 329 put_bit(((k&32)>>5), col+1, row+2, width, 330 height,pBitplane->invert, pBitplane->databits); 331 } 332 } 333 ResidualX = width & 1; 334 ResidualY = 0; 335 } 336 else /* 3x2 tile */ 337 { 338 int32_t sizeW = width/3; 339 int32_t sizeH = height/2; 340 341 for (i = 0; i < sizeH; i++) 342 { 343 row = 2*i + (height&1) ; /* compute row location for tile */ 344 345 for (j = 0; j < sizeW; j++) 346 { 347 col = 3*j + (width%3); /* compute column location for tile */ 348 349 /* get k=sum(bi2^i) were i is the ith bit of the tile */ 350 status = vc1_DecodeHuffmanOne(ctxt, &k, VC1_BITPLANE_K_TBL); 351 VC1_ASSERT(status == VC1_STATUS_OK); 352 353 put_bit(k&1, col, row, width, height,pBitplane->invert, 354 pBitplane->databits); 355 put_bit((k&2)>>1, col+1, row, width, height, pBitplane->invert, 356 pBitplane->databits); 357 put_bit((k&4)>>2, col+2, row, width, height, pBitplane->invert, 358 pBitplane->databits); 359 360 put_bit((k&8)>>3, col, row+1, width, height,pBitplane->invert, 361 pBitplane->databits); 362 put_bit((k&16)>>4, col+1, row+1, width, 363 height,pBitplane->invert, pBitplane->databits); 364 put_bit((k&32)>>5, col+2, row+1, width, 365 height,pBitplane->invert, pBitplane->databits); 366 } 367 } 368 ResidualX = width % 3; 369 ResidualY = height & 1; 370 } 371 372 #ifndef VBP 373 for (i = 0; i < ResidualX; i++) 374 { 375 int32_t ColSkip; 376 VC1_GET_BITS(1, ColSkip); 377 378 if (1 == ColSkip) 379 { 380 for(j = 0; j < height; j++) 381 { 382 int32_t Value = 0; 383 VC1_GET_BITS(1, Value); 384 put_bit(Value, i, j, width, height,pBitplane->invert, 385 pBitplane->databits); 386 } 387 } 388 } 389 390 for (j = 0; j < ResidualY; j++) 391 { 392 int32_t RowSkip; 393 VC1_GET_BITS(1, RowSkip); 394 if (1 == RowSkip) 395 { 396 for (i = ResidualX; i < width; i++) 397 { 398 int32_t Value = 0; 399 VC1_GET_BITS(1, Value); 400 put_bit(Value, i, j, width, height,pBitplane->invert, 401 pBitplane->databits); 402 } 403 } 404 } 405 #else 406 int32_t Value = 0; 407 for (i = 0; i < ResidualX; i++) 408 { 409 int32_t ColSkip; 410 VC1_GET_BITS(1, ColSkip); 411 Value = 0; 412 for(j = 0; j < height; j++) 413 { 414 if (1 == ColSkip) 415 { 416 VC1_GET_BITS(1, Value); 417 } 418 put_bit(Value, i, j, width, height,pBitplane->invert, 419 pBitplane->databits); 420 } 421 } 422 423 for (j = 0; j < ResidualY; j++) 424 { 425 int32_t RowSkip; 426 VC1_GET_BITS(1, RowSkip); 427 Value = 0; 428 for (i = ResidualX; i < width; i++) 429 { 430 if (1 == RowSkip) 431 { 432 VC1_GET_BITS(1, Value); 433 } 434 put_bit(Value, i, j, width, height,pBitplane->invert, 435 pBitplane->databits); 436 } 437 } 438 #endif 439 440 /* restore value */ 441 pBitplane->invert=tmp; 442 443 } 444 445 /*----------------------------------------------------------------------------*/ 446 /* initialize bitplane to array of zeros 447 * each row begins with a dword 448 * input: 449 * width: widh in MB unit 450 * height: height in MB unit 451 * returns even bitplane size in dwords 452 */ 453 int initBitplane(vc1_Bitplane *pBitplane,uint32_t width, uint32_t height) 454 { 455 int i; 456 int numDword = 0; 457 458 numDword = ((width + 31)>>5) * height; 459 numDword += numDword & 1; /* add 1 in case numDword is odd */ 460 461 for (i=0;i<numDword;i++) pBitplane->databits[i] = 0; 462 return(numDword); 463 } 464 465 /*----------------------------------------------------------------------------*/ 466 /* modified IPP code for bitplane decoding 467 * width: width in MB unit 468 * height: height in MB unit 469 */ 470 vc1_Status vc1_DecodeBitplane(void* ctxt, vc1_Info *pInfo, 471 uint32_t width, uint32_t height, vc1_bpp_type_t bpnum) 472 { 473 uint32_t i, j; 474 uint32_t tempValue; 475 vc1_Status status = VC1_STATUS_OK; 476 uint32_t biplaneSz; /* bitplane sz in dwords */ 477 vc1_Bitplane bp; 478 vc1_Bitplane *bpp = &bp; 479 480 // By default, set imode to raw 481 pInfo->metadata.bp_raw[bpnum - VIDDEC_WORKLOAD_VC1_BITPLANE0] = true; 482 483 // bitplane data would be temporarily stored in the vc1 context 484 bpp->databits = pInfo->bitplane; 485 486 /* init bitplane to zero, function retunr bitplane buffer size in dword */ 487 biplaneSz = initBitplane(bpp, width, height); 488 489 VC1_GET_BITS(1, tempValue); 490 bpp->invert = (uint8_t) tempValue; 491 492 if ((status = vc1_DecodeHuffmanOne(ctxt, &bpp->imode, 493 VC1_BITPLANE_IMODE_TBL)) != VC1_STATUS_OK) 494 { 495 return status; 496 } 497 498 // If the imode is VC1_BITPLANE_RAW_MODE: bitplane information is in the MB layer 499 // there is no need to parse for bitplane information in the picture layer 500 // Only bits need to be appropriately set in the block control register 501 // In all other modes, bitplane information follows and needs to be parsed and sent to the decoder 502 503 if (bpp->imode == VC1_BITPLANE_NORM2_MODE) 504 { 505 vc1_Norm2ModeDecode(ctxt, bpp, width, height); 506 } 507 else if (bpp->imode == VC1_BITPLANE_DIFF2_MODE) 508 { 509 vc1_Norm2ModeDecode(ctxt, bpp, width, height); 510 vc1_InverseDiff(bpp, width, height); 511 } 512 else if (bpp->imode == VC1_BITPLANE_NORM6_MODE) 513 { 514 vc1_Norm6ModeDecode(ctxt, bpp, width, height); 515 516 } 517 else if (bpp->imode == VC1_BITPLANE_DIFF6_MODE) 518 { 519 vc1_Norm6ModeDecode(ctxt, bpp, width, height); 520 vc1_InverseDiff(bpp, width, height); 521 } 522 else if (bpp->imode == VC1_BITPLANE_ROWSKIP_MODE) 523 { 524 525 for (i = 0; i < height; i++) 526 { 527 VC1_GET_BITS(1, tempValue); 528 /* if tempValue==0, put row of zeros Dwords*/ 529 if (tempValue == 1) 530 { 531 for (j = 0; j < width; j++) 532 { 533 VC1_GET_BITS(1, tempValue); 534 put_bit( tempValue, j, i, width, height, bpp->invert, 535 bpp->databits); 536 } 537 } 538 else if (bpp->invert) { //TO TEST 539 for (j = 0; j < width; j++) { 540 put_bit( 0, j, i, width, height, bpp->invert, 541 bpp->databits); 542 } 543 } 544 } 545 546 } 547 else if (bpp->imode == VC1_BITPLANE_COLSKIP_MODE) 548 { 549 for (i = 0; i < width; i++) 550 { 551 VC1_GET_BITS(1, tempValue); 552 /* if tempValue==0, and invert == 0, fill column with zeros */ 553 if (tempValue == 1) 554 { 555 for (j = 0; j < height; j++) 556 { 557 VC1_GET_BITS(1, tempValue); 558 put_bit( tempValue, i, j, width, height, bpp->invert, 559 bpp->databits); 560 } 561 } 562 else if (bpp->invert) { // fill column with ones 563 for (j = 0; j < height; j++) { 564 put_bit( 0, i, j, width, height, bpp->invert, 565 bpp->databits); 566 } 567 }//end for else 568 } 569 } 570 571 if(bpp->imode != VC1_BITPLANE_RAW_MODE) 572 { 573 uint32_t* pl; 574 int sizeinbytes,nitems,i; 575 viddec_workload_item_t wi; 576 uint32_t *bit_dw; 577 578 pInfo->metadata.bp_raw[bpnum - VIDDEC_WORKLOAD_VC1_BITPLANE0] = false; 579 580 sizeinbytes = ((( width + 31 ) / 32)) * (height) * 4; 581 582 pl = bpp->databits; 583 bit_dw = bpp->databits; 584 585 // How many payloads must be generated 586 nitems = (sizeinbytes + (sizeof(wi.data.data_payload) - 1)) / 587 sizeof(wi.data.data_payload); 588 589 // Dump DMEM to an array of workitems 590 for( i = 0; i < nitems; i++ ) 591 { 592 wi.vwi_type = bpnum; 593 wi.data.data_offset = (char *)pl - (char *)bit_dw; // offset within struct 594 wi.data.data_payload[0] = pl[0]; 595 wi.data.data_payload[1] = pl[1]; 596 pl += 2; 597 598 viddec_pm_append_workitem( ctxt, &wi ); 599 } 600 } 601 602 #ifdef VBP 603 { 604 viddec_pm_cxt_t *cxt = (viddec_pm_cxt_t *)ctxt; 605 vc1_viddec_parser_t *parser = (vc1_viddec_parser_t *)(cxt->codec_data); 606 607 if (biplaneSz > 4096) 608 { 609 /* bigger than we got, so let's bail with a non meaningful error. */ 610 return VC1_STATUS_ERROR; 611 } 612 613 /* At this point bp contains the information we need for the bit-plane */ 614 /* bpnum is the enumeration that tells us which bitplane this is for. */ 615 /* pInfo->picLayerHeader.ACPRED is one of the bitplanes I need to fill.*/ 616 switch (bpnum) 617 { 618 case VIDDEC_WORKLOAD_VC1_BITPLANE0: 619 if (pInfo->picLayerHeader.PTYPE == VC1_B_FRAME) 620 { 621 if(bp.imode != VC1_BITPLANE_RAW_MODE) 622 { 623 pInfo->picLayerHeader.FORWARDMB.invert = bp.invert; 624 pInfo->picLayerHeader.FORWARDMB.imode = bp.imode; 625 for (i = 0; i < biplaneSz; i++) 626 { 627 parser->bp_forwardmb[i] = bp.databits[i]; 628 } 629 pInfo->picLayerHeader.FORWARDMB.databits = parser->bp_forwardmb; 630 } 631 else 632 { 633 pInfo->picLayerHeader.raw_FORWARDMB = 1; 634 } 635 } 636 if ( (pInfo->picLayerHeader.PTYPE == VC1_I_FRAME) 637 || (pInfo->picLayerHeader.PTYPE == VC1_BI_FRAME) ) 638 { 639 if(bp.imode != VC1_BITPLANE_RAW_MODE) 640 { 641 pInfo->picLayerHeader.ACPRED.invert = bp.invert; 642 pInfo->picLayerHeader.ACPRED.imode = bp.imode; 643 for (i = 0; i < biplaneSz; i++) 644 { 645 parser->bp_acpred[i] = bp.databits[i]; 646 } 647 pInfo->picLayerHeader.ACPRED.databits = parser->bp_acpred; 648 } 649 else 650 { 651 pInfo->picLayerHeader.raw_ACPRED = 1; 652 } 653 } 654 if (pInfo->picLayerHeader.PTYPE == VC1_P_FRAME) 655 { 656 if(bp.imode != VC1_BITPLANE_RAW_MODE) 657 { 658 pInfo->picLayerHeader.MVTYPEMB.invert = bp.invert; 659 pInfo->picLayerHeader.MVTYPEMB.imode = bp.imode; 660 for (i = 0; i < biplaneSz; i++) 661 { 662 parser->bp_mvtypemb[i] = bp.databits[i]; 663 } 664 pInfo->picLayerHeader.MVTYPEMB.databits = parser->bp_mvtypemb; 665 } 666 else 667 { 668 pInfo->picLayerHeader.raw_MVTYPEMB = 1; 669 } 670 } 671 break; 672 case VIDDEC_WORKLOAD_VC1_BITPLANE1: 673 if ( (pInfo->picLayerHeader.PTYPE == VC1_I_FRAME) 674 || (pInfo->picLayerHeader.PTYPE == VC1_BI_FRAME) ) 675 { 676 if(bp.imode != VC1_BITPLANE_RAW_MODE) 677 { 678 pInfo->picLayerHeader.OVERFLAGS.invert = bp.invert; 679 pInfo->picLayerHeader.OVERFLAGS.imode = bp.imode; 680 for (i = 0; i < biplaneSz; i++) 681 { 682 parser->bp_overflags[i] = bp.databits[i]; 683 } 684 pInfo->picLayerHeader.OVERFLAGS.databits = parser->bp_overflags; 685 } 686 else 687 { 688 pInfo->picLayerHeader.raw_OVERFLAGS = 1; 689 } 690 } 691 if ( (pInfo->picLayerHeader.PTYPE == VC1_P_FRAME) 692 || (pInfo->picLayerHeader.PTYPE == VC1_B_FRAME) ) 693 { 694 if(bp.imode != VC1_BITPLANE_RAW_MODE) 695 { 696 pInfo->picLayerHeader.SKIPMB.invert = bp.invert; 697 pInfo->picLayerHeader.SKIPMB.imode = bp.imode; 698 for (i = 0; i < biplaneSz; i++) 699 { 700 parser->bp_skipmb[i] = bp.databits[i]; 701 } 702 pInfo->picLayerHeader.SKIPMB.databits = parser->bp_skipmb; 703 } 704 else 705 { 706 pInfo->picLayerHeader.raw_SKIPMB = 1; 707 } 708 } 709 break; 710 case VIDDEC_WORKLOAD_VC1_BITPLANE2: 711 if ( (pInfo->picLayerHeader.PTYPE == VC1_P_FRAME) 712 || (pInfo->picLayerHeader.PTYPE == VC1_B_FRAME) ) 713 { 714 if(bp.imode != VC1_BITPLANE_RAW_MODE) 715 { 716 pInfo->picLayerHeader.DIRECTMB.invert = bp.invert; 717 pInfo->picLayerHeader.DIRECTMB.imode = bp.imode; 718 for (i = 0; i < biplaneSz; i++) 719 { 720 parser->bp_directmb[i] = bp.databits[i]; 721 } 722 pInfo->picLayerHeader.DIRECTMB.databits = parser->bp_directmb; 723 } 724 else 725 { 726 pInfo->picLayerHeader.raw_DIRECTMB = 1; 727 } 728 } 729 if ( (pInfo->picLayerHeader.PTYPE == VC1_I_FRAME) 730 || (pInfo->picLayerHeader.PTYPE == VC1_BI_FRAME) ) 731 { 732 if(bp.imode != VC1_BITPLANE_RAW_MODE) 733 { 734 pInfo->picLayerHeader.FIELDTX.invert = bp.invert; 735 pInfo->picLayerHeader.FIELDTX.imode = bp.imode; 736 for (i = 0; i < biplaneSz; i++) 737 { 738 parser->bp_fieldtx[i] = bp.databits[i]; 739 } 740 pInfo->picLayerHeader.FIELDTX.databits = parser->bp_fieldtx; 741 } 742 else 743 { 744 pInfo->picLayerHeader.raw_FIELDTX = 1; 745 } 746 } 747 break; 748 } 749 } 750 #endif 751 752 return status; 753 } 754
