1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714 715 716 717 718 719 720 721 722 723 724 725 726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745
|
/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
/* Intel Indeo 5 decompressor, derived from ffmpeg.
*
* Original copyright note: * Intel Indeo 5 (IV51, IV52, etc.) video decoder for ffmpeg
* written, produced, and directed by Alan Smithee
*/
#include "common/memstream.h"
#include "common/textconsole.h"
#include "graphics/yuv_to_rgb.h"
#include "image/codecs/indeo5.h"
#include "image/codecs/indeo/indeo_dsp.h"
#include "image/codecs/indeo/mem.h"
namespace Image {
/**
* Indeo5 frame types.
*/
enum {
FRAMETYPE_INTRA = 0,
FRAMETYPE_INTER = 1, ///< non-droppable P-frame
FRAMETYPE_INTER_SCAL = 2, ///< droppable P-frame used in the scalability mode
FRAMETYPE_INTER_NOREF = 3, ///< droppable P-frame
FRAMETYPE_NULL = 4 ///< empty frame with no data
};
#define IVI5_PIC_SIZE_ESC 15
Indeo5Decoder::Indeo5Decoder(uint16 width, uint16 height, uint bitsPerPixel) :
IndeoDecoderBase(width, height, bitsPerPixel) {
_ctx._isIndeo4 = false;
_ctx._refBuf = 1;
_ctx._bRefBuf = 3;
_ctx._pFrame = new AVFrame();
}
bool Indeo5Decoder::isIndeo5(Common::SeekableReadStream &stream) {
// Less than 16 bytes? This can't be right
if (stream.size() < 16)
return false;
// Read in the start of the data
byte buffer[16];
stream.read(buffer, 16);
stream.seek(-16, SEEK_CUR);
// Validate the first 5-bit word has the correct identifier
Indeo::GetBits gb(buffer, 16 * 8);
bool isIndeo5 = gb.getBits(5) == 0x1F;
return isIndeo5;
}
const Graphics::Surface *Indeo5Decoder::decodeFrame(Common::SeekableReadStream &stream) {
// Not Indeo 5? Fail
if (!isIndeo5(stream))
return nullptr;
// Set up the frame data buffer
byte *frameData = new byte[stream.size()];
stream.read(frameData, stream.size());
_ctx._frameData = frameData;
_ctx._frameSize = stream.size();
// Set up the GetBits instance for reading the data
_ctx._gb = new GetBits(_ctx._frameData, _ctx._frameSize);
// Decode the frame
int err = decodeIndeoFrame();
// Free the bit reader and frame buffer
delete _ctx._gb;
_ctx._gb = nullptr;
delete[] frameData;
_ctx._frameData = nullptr;
_ctx._frameSize = 0;
return (err < 0) ? nullptr : &_surface;
}
int Indeo5Decoder::decodePictureHeader() {
IVIPicConfig picConf;
int ret;
if (_ctx._gb->getBits(5) != 0x1F) {
warning("Invalid picture start code!");
return -1;
}
_ctx._prevFrameType = _ctx._frameType;
_ctx._frameType = _ctx._gb->getBits(3);
if (_ctx._frameType >= 5) {
warning("Invalid frame type: %d", _ctx._frameType);
return -1;
}
_ctx._frameNum = _ctx._gb->getBits(8);
if (_ctx._frameType == FRAMETYPE_INTRA) {
if ((ret = decode_gop_header()) < 0) {
warning("Invalid GOP header, skipping frames.");
_ctx._gopInvalid = true;
return ret;
}
_ctx._gopInvalid = false;
}
if (_ctx._frameType == FRAMETYPE_INTER_SCAL && !_ctx._isScalable) {
warning("Scalable inter frame in non scalable stream");
_ctx._frameType = FRAMETYPE_INTER;
return -1;
}
if (_ctx._frameType != FRAMETYPE_NULL) {
_ctx._frameFlags = _ctx._gb->getBits(8);
_ctx._picHdrSize = (_ctx._frameFlags & 1) ? _ctx._gb->getBits(24) : 0;
_ctx._checksum = (_ctx._frameFlags & 0x10) ? _ctx._gb->getBits(16) : 0;
// skip unknown extension if any
if (_ctx._frameFlags & 0x20)
skip_hdr_extension(); // XXX: untested
// decode macroblock huffman codebook
ret = _ctx._mbVlc.decodeHuffDesc(&_ctx, _ctx._frameFlags & 0x40,
IVI_MB_HUFF);
if (ret < 0)
return ret;
_ctx._gb->skip(3); // FIXME: unknown meaning!
}
_ctx._gb->align();
return 0;
}
void Indeo5Decoder::switchBuffers() {
switch (_ctx._prevFrameType) {
case FRAMETYPE_INTRA:
case FRAMETYPE_INTER:
_ctx._bufSwitch ^= 1;
_ctx._dstBuf = _ctx._bufSwitch;
_ctx._refBuf = _ctx._bufSwitch ^ 1;
break;
case FRAMETYPE_INTER_SCAL:
if (!_ctx._interScal) {
_ctx._ref2Buf = 2;
_ctx._interScal = 1;
}
SWAP(_ctx._dstBuf, _ctx._ref2Buf);
_ctx._refBuf = _ctx._ref2Buf;
break;
case FRAMETYPE_INTER_NOREF:
break;
}
switch (_ctx._frameType) {
case FRAMETYPE_INTRA:
_ctx._bufSwitch = 0;
// FALLTHROUGH
case FRAMETYPE_INTER:
_ctx._interScal = 0;
_ctx._dstBuf = _ctx._bufSwitch;
_ctx._refBuf = _ctx._bufSwitch ^ 1;
break;
case FRAMETYPE_INTER_SCAL:
case FRAMETYPE_INTER_NOREF:
case FRAMETYPE_NULL:
break;
}
}
bool Indeo5Decoder::isNonNullFrame() const {
return _ctx._frameType != FRAMETYPE_NULL;
}
int Indeo5Decoder::decodeBandHeader(IVIBandDesc *band) {
int i, ret;
uint8 bandFlags;
bandFlags = _ctx._gb->getBits(8);
if (bandFlags & 1) {
band->_isEmpty = true;
return 0;
}
band->_dataSize = (_ctx._frameFlags & 0x80) ? _ctx._gb->getBits(24) : 0;
band->_inheritMv = (bandFlags & 2) != 0;
band->_inheritQDelta = (bandFlags & 8) != 0;
band->_qdeltaPresent = (bandFlags & 4) != 0;
if (!band->_qdeltaPresent)
band->_inheritQDelta = 1;
// decode rvmap probability corrections if any
band->_numCorr = 0; // there are no corrections
if (bandFlags & 0x10) {
band->_numCorr = _ctx._gb->getBits(8); // get number of correction pairs
if (band->_numCorr > 61) {
warning("Too many corrections: %d", band->_numCorr);
return -1;
}
// read correction pairs
for (i = 0; i < band->_numCorr * 2; i++)
band->_corr[i] = _ctx._gb->getBits(8);
}
// select appropriate rvmap table for this band
band->_rvmapSel = (bandFlags & 0x40) ? _ctx._gb->getBits(3) : 8;
// decode block huffman codebook
ret = band->_blkVlc.decodeHuffDesc(&_ctx, bandFlags & 0x80, IVI_BLK_HUFF);
if (ret < 0)
return ret;
band->_checksumPresent = _ctx._gb->getBit();
if (band->_checksumPresent)
band->_checksum = _ctx._gb->getBits(16);
band->_globQuant = _ctx._gb->getBits(5);
// skip unknown extension if any
if (bandFlags & 0x20) { // XXX: untested
_ctx._gb->align();
skip_hdr_extension();
}
_ctx._gb->align();
return 0;
}
int Indeo5Decoder::decodeMbInfo(IVIBandDesc *band, IVITile *tile) {
int x, y, mvX, mvY, mvDelta, offs, mbOffset, mvScale, blksPerMb, s;
IVIMbInfo *mb, *refMb;
int rowOffset = band->_mbSize * band->_pitch;
mb = tile->_mbs;
refMb = tile->_refMbs;
offs = tile->_yPos * band->_pitch + tile->_xPos;
if (!refMb &&
((band->_qdeltaPresent && band->_inheritQDelta) || band->_inheritMv))
return -1;
if (tile->_numMBs != IVI_MBs_PER_TILE(tile->_width, tile->_height, band->_mbSize)) {
warning("Allocated tile size %d mismatches parameters %d",
tile->_numMBs, IVI_MBs_PER_TILE(tile->_width, tile->_height, band->_mbSize));
return -1;
}
// scale factor for motion vectors
mvScale = (_ctx._planes[0]._bands[0]._mbSize >> 3) - (band->_mbSize >> 3);
mvX = mvY = 0;
for (y = tile->_yPos; y < (tile->_yPos + tile->_height); y += band->_mbSize) {
mbOffset = offs;
for (x = tile->_xPos; x < (tile->_xPos + tile->_width); x += band->_mbSize) {
mb->_xPos = x;
mb->_yPos = y;
mb->_bufOffs = mbOffset;
if (_ctx._gb->getBit()) {
if (_ctx._frameType == FRAMETYPE_INTRA) {
warning("Empty macroblock in an INTRA picture!");
return -1;
}
mb->_type = 1; // empty macroblocks are always INTER
mb->_cbp = 0; // all blocks are empty
mb->_qDelta = 0;
if (!band->_plane && !band->_bandNum && (_ctx._frameFlags & 8)) {
mb->_qDelta = _ctx._gb->getVLC2<1>(_ctx._mbVlc._tab->_table, IVI_VLC_BITS);
mb->_qDelta = IVI_TOSIGNED(mb->_qDelta);
}
mb->_mvX = mb->_mvY = 0; // no motion vector coded
if (band->_inheritMv && refMb) {
// motion vector inheritance
if (mvScale) {
mb->_mvX = scaleMV(refMb->_mvX, mvScale);
mb->_mvY = scaleMV(refMb->_mvY, mvScale);
} else {
mb->_mvX = refMb->_mvX;
mb->_mvY = refMb->_mvY;
}
}
} else {
if (band->_inheritMv && refMb) {
mb->_type = refMb->_type; // copy mb_type from corresponding reference mb
} else if (_ctx._frameType == FRAMETYPE_INTRA) {
mb->_type = 0; // mb_type is always INTRA for intra-frames
} else {
mb->_type = _ctx._gb->getBit();
}
blksPerMb = band->_mbSize != band->_blkSize ? 4 : 1;
mb->_cbp = _ctx._gb->getBits(blksPerMb);
mb->_qDelta = 0;
if (band->_qdeltaPresent) {
if (band->_inheritQDelta) {
if (refMb) mb->_qDelta = refMb->_qDelta;
} else if (mb->_cbp || (!band->_plane && !band->_bandNum &&
(_ctx._frameFlags & 8))) {
mb->_qDelta = _ctx._gb->getVLC2<1>(_ctx._mbVlc._tab->_table, IVI_VLC_BITS);
mb->_qDelta = IVI_TOSIGNED(mb->_qDelta);
}
}
if (!mb->_type) {
mb->_mvX = mb->_mvY = 0; // there is no motion vector in intra-macroblocks
} else {
if (band->_inheritMv && refMb) {
// motion vector inheritance
if (mvScale) {
mb->_mvX = scaleMV(refMb->_mvX, mvScale);
mb->_mvY = scaleMV(refMb->_mvY, mvScale);
} else {
mb->_mvX = refMb->_mvX;
mb->_mvY = refMb->_mvY;
}
} else {
// decode motion vector deltas
mvDelta = _ctx._gb->getVLC2<1>(_ctx._mbVlc._tab->_table, IVI_VLC_BITS);
mvY += IVI_TOSIGNED(mvDelta);
mvDelta = _ctx._gb->getVLC2<1>(_ctx._mbVlc._tab->_table, IVI_VLC_BITS);
mvX += IVI_TOSIGNED(mvDelta);
mb->_mvX = mvX;
mb->_mvY = mvY;
}
}
}
s = band->_isHalfpel;
if (mb->_type)
if (x + (mb->_mvX >> s) + (y + (mb->_mvY >> s)) * band->_pitch < 0 ||
x + ((mb->_mvX + s) >> s) + band->_mbSize - 1
+ (y + band->_mbSize - 1 + ((mb->_mvY + s) >> s)) * band->_pitch > band->_bufSize - 1) {
warning("motion vector %d %d outside reference", x*s + mb->_mvX, y * s + mb->_mvY);
return -1;
}
mb++;
if (refMb)
refMb++;
mbOffset += band->_mbSize;
}
offs += rowOffset;
}
_ctx._gb->align();
return 0;
}
int Indeo5Decoder::decode_gop_header() {
int result, i, p, tileSize, picSizeIndx, mbSize, blkSize, isScalable;
int quantMat;
bool blkSizeChanged = false;
IVIBandDesc *band, *band1, *band2;
IVIPicConfig picConf;
_ctx._gopFlags = _ctx._gb->getBits(8);
_ctx._gopHdrSize = (_ctx._gopFlags & 1) ? _ctx._gb->getBits(16) : 0;
if (_ctx._gopFlags & IVI5_IS_PROTECTED)
_ctx._lockWord = _ctx._gb->getBits(32);
tileSize = (_ctx._gopFlags & 0x40) ? 64 << _ctx._gb->getBits(2) : 0;
if (tileSize > 256) {
warning("Invalid tile size: %d", tileSize);
return -1;
}
// decode number of wavelet bands
// num_levels * 3 + 1
picConf._lumaBands = _ctx._gb->getBits(2) * 3 + 1;
picConf._chromaBands = _ctx._gb->getBit() * 3 + 1;
isScalable = picConf._lumaBands != 1 || picConf._chromaBands != 1;
if (isScalable && (picConf._lumaBands != 4 || picConf._chromaBands != 1)) {
warning("Scalability: unsupported subdivision! Luma bands: %d, chroma bands: %d",
picConf._lumaBands, picConf._chromaBands);
return -1;
}
picSizeIndx = _ctx._gb->getBits(4);
if (picSizeIndx == IVI5_PIC_SIZE_ESC) {
picConf._picHeight = _ctx._gb->getBits(13);
picConf._picWidth = _ctx._gb->getBits(13);
} else {
picConf._picHeight = _commonPicSizes[picSizeIndx * 2 + 1] << 2;
picConf._picWidth = _commonPicSizes[picSizeIndx * 2] << 2;
}
if (_ctx._gopFlags & 2) {
warning("YV12 picture format");
return -2;
}
picConf._chromaHeight = (picConf._picHeight + 3) >> 2;
picConf._chromaWidth = (picConf._picWidth + 3) >> 2;
if (!tileSize) {
picConf._tileHeight = picConf._picHeight;
picConf._tileWidth = picConf._picWidth;
} else {
picConf._tileHeight = picConf._tileWidth = tileSize;
}
// check if picture layout was changed and reallocate buffers
if (picConf.ivi_pic_config_cmp(_ctx._picConf) || _ctx._gopInvalid) {
result = IVIPlaneDesc::initPlanes(_ctx._planes, &picConf, 0);
if (result < 0) {
warning("Couldn't reallocate color planes!");
return result;
}
_ctx._picConf = picConf;
_ctx._isScalable = isScalable;
blkSizeChanged = 1; // force reallocation of the internal structures
}
for (p = 0; p <= 1; p++) {
for (i = 0; i < (!p ? picConf._lumaBands : picConf._chromaBands); i++) {
band = &_ctx._planes[p]._bands[i];
band->_isHalfpel = _ctx._gb->getBit();
mbSize = _ctx._gb->getBit();
blkSize = 8 >> _ctx._gb->getBit();
mbSize = blkSize << (!mbSize ? 1 : 0);
if (p == 0 && blkSize == 4) {
warning("4x4 luma blocks are unsupported!");
return -2;
}
blkSizeChanged = mbSize != band->_mbSize || blkSize != band->_blkSize;
if (blkSizeChanged) {
band->_mbSize = mbSize;
band->_blkSize = blkSize;
}
if (_ctx._gb->getBit()) {
warning("Extended transform info");
return -2;
}
// select transform function and scan pattern according to plane and band number
switch ((p << 2) + i) {
case 0:
band->_invTransform = IndeoDSP::ffIviInverseSlant8x8;
band->_dcTransform = IndeoDSP::ffIviDcSlant2d;
band->_scan = ffZigZagDirect;
band->_transformSize = 8;
break;
case 1:
band->_invTransform = IndeoDSP::ffIviRowSlant8;
band->_dcTransform = IndeoDSP::ffIviDcRowSlant;
band->_scan = _ffIviVerticalScan8x8;
band->_transformSize = 8;
break;
case 2:
band->_invTransform = IndeoDSP::ffIviColSlant8;
band->_dcTransform = IndeoDSP::ffIviDcColSlant;
band->_scan = _ffIviHorizontalScan8x8;
band->_transformSize = 8;
break;
case 3:
band->_invTransform = IndeoDSP::ffIviPutPixels8x8;
band->_dcTransform = IndeoDSP::ffIviPutDcPixel8x8;
band->_scan = _ffIviHorizontalScan8x8;
band->_transformSize = 8;
break;
case 4:
band->_invTransform = IndeoDSP::ffIviInverseSlant4x4;
band->_dcTransform = IndeoDSP::ffIviDcSlant2d;
band->_scan = _ffIviDirectScan4x4;
band->_transformSize = 4;
break;
}
band->_is2dTrans = band->_invTransform == IndeoDSP::ffIviInverseSlant8x8 ||
band->_invTransform == IndeoDSP::ffIviInverseSlant4x4;
if (band->_transformSize != band->_blkSize) {
warning("transform and block size mismatch (%d != %d)", band->_transformSize, band->_blkSize);
return -1;
}
// select dequant matrix according to plane and band number
if (!p) {
quantMat = (picConf._lumaBands > 1) ? i + 1 : 0;
} else {
quantMat = 5;
}
if (band->_blkSize == 8) {
if (quantMat >= 5) {
warning("_quantMat %d too large!", quantMat);
return -1;
}
band->_intraBase = &_baseQuant8x8Intra[quantMat][0];
band->_interBase = &_baseQuant8x8Inter[quantMat][0];
band->_intraScale = &_scaleQuant8x8Intra[quantMat][0];
band->_interScale = &_scaleQuant8x8Inter[quantMat][0];
} else {
band->_intraBase = _baseQuant4x4Intra;
band->_interBase = _baseQuant4x4Inter;
band->_intraScale = _scaleQuant4x4Intra;
band->_interScale = _scaleQuant4x4Inter;
}
if (_ctx._gb->getBits(2)) {
warning("End marker missing!");
return -1;
}
}
}
// copy chroma parameters into the 2nd chroma plane
for (i = 0; i < picConf._chromaBands; i++) {
band1 = &_ctx._planes[1]._bands[i];
band2 = &_ctx._planes[2]._bands[i];
band2->_width = band1->_width;
band2->_height = band1->_height;
band2->_mbSize = band1->_mbSize;
band2->_blkSize = band1->_blkSize;
band2->_isHalfpel = band1->_isHalfpel;
band2->_intraBase = band1->_intraBase;
band2->_interBase = band1->_interBase;
band2->_intraScale = band1->_intraScale;
band2->_interScale = band1->_interScale;
band2->_scan = band1->_scan;
band2->_invTransform = band1->_invTransform;
band2->_dcTransform = band1->_dcTransform;
band2->_is2dTrans = band1->_is2dTrans;
band2->_transformSize = band1->_transformSize;
}
// reallocate internal structures if needed
if (blkSizeChanged) {
result = IVIPlaneDesc::initTiles(_ctx._planes, picConf._tileWidth,
picConf._tileHeight);
if (result < 0) {
warning("Couldn't reallocate internal structures!");
return result;
}
}
if (_ctx._gopFlags & 8) {
if (_ctx._gb->getBits(3)) {
warning("Alignment bits are not zero!");
return -1;
}
if (_ctx._gb->getBit())
_ctx._gb->skip(24); // skip transparency fill color
}
_ctx._gb->align();
_ctx._gb->skip(23); // FIXME: unknown meaning
// skip GOP extension if any
if (_ctx._gb->getBit()) {
do {
i = _ctx._gb->getBits(16);
} while (i & 0x8000);
}
_ctx._gb->align();
return 0;
}
int Indeo5Decoder::skip_hdr_extension() {
int i, len;
do {
len = _ctx._gb->getBits(8);
if (_ctx._gb->eos())
return -1;
for (i = 0; i < len; i++)
_ctx._gb->skip(8);
} while (len);
return 0;
}
/*------------------------------------------------------------------------*/
const uint8 Indeo5Decoder::_commonPicSizes[30] = {
160, 120, 80, 60, 40, 30, 176, 120, 88, 60, 88, 72, 44, 36, 60, 45, 160, 60,
176, 60, 20, 15, 22, 18, 0, 0, 0, 0, 0, 0
};
const uint16 Indeo5Decoder::_baseQuant8x8Inter[5][64] = {
{0x26, 0x3a, 0x3e, 0x46, 0x4a, 0x4e, 0x52, 0x5a, 0x3a, 0x3e, 0x42, 0x46, 0x4a, 0x4e, 0x56, 0x5e,
0x3e, 0x42, 0x46, 0x48, 0x4c, 0x52, 0x5a, 0x62, 0x46, 0x46, 0x48, 0x4a, 0x4e, 0x56, 0x5e, 0x66,
0x4a, 0x4a, 0x4c, 0x4e, 0x52, 0x5a, 0x62, 0x6a, 0x4e, 0x4e, 0x52, 0x56, 0x5a, 0x5e, 0x66, 0x6e,
0x52, 0x56, 0x5a, 0x5e, 0x62, 0x66, 0x6a, 0x72, 0x5a, 0x5e, 0x62, 0x66, 0x6a, 0x6e, 0x72, 0x76,
},
{0x26, 0x3a, 0x3e, 0x46, 0x4a, 0x4e, 0x52, 0x5a, 0x3a, 0x3e, 0x42, 0x46, 0x4a, 0x4e, 0x56, 0x5e,
0x3e, 0x42, 0x46, 0x48, 0x4c, 0x52, 0x5a, 0x62, 0x46, 0x46, 0x48, 0x4a, 0x4e, 0x56, 0x5e, 0x66,
0x4a, 0x4a, 0x4c, 0x4e, 0x52, 0x5a, 0x62, 0x6a, 0x4e, 0x4e, 0x52, 0x56, 0x5a, 0x5e, 0x66, 0x6e,
0x52, 0x56, 0x5a, 0x5e, 0x62, 0x66, 0x6a, 0x72, 0x5a, 0x5e, 0x62, 0x66, 0x6a, 0x6e, 0x72, 0x76,
},
{0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2, 0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2,
0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2, 0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2,
0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2, 0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2,
0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2, 0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2,
},
{0x4e, 0x4e, 0x4e, 0x4e, 0x4e, 0x4e, 0x4e, 0x4e, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xf2, 0xf2, 0xf2, 0xf2, 0xf2, 0xf2, 0xf2, 0xf2, 0xd4, 0xd4, 0xd4, 0xd4, 0xd4, 0xd4, 0xd4, 0xd4,
0xde, 0xde, 0xde, 0xde, 0xde, 0xde, 0xde, 0xde, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2,
0xd6, 0xd6, 0xd6, 0xd6, 0xd6, 0xd6, 0xd6, 0xd6, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2,
},
{0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e,
0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e,
0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e,
0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e,
}
};
const uint16 Indeo5Decoder::_baseQuant8x8Intra[5][64] = {
{0x1a, 0x2e, 0x36, 0x42, 0x46, 0x4a, 0x4e, 0x5a, 0x2e, 0x32, 0x3e, 0x42, 0x46, 0x4e, 0x56, 0x6a,
0x36, 0x3e, 0x3e, 0x44, 0x4a, 0x54, 0x66, 0x72, 0x42, 0x42, 0x44, 0x4a, 0x52, 0x62, 0x6c, 0x7a,
0x46, 0x46, 0x4a, 0x52, 0x5e, 0x66, 0x72, 0x8e, 0x4a, 0x4e, 0x54, 0x62, 0x66, 0x6e, 0x86, 0xa6,
0x4e, 0x56, 0x66, 0x6c, 0x72, 0x86, 0x9a, 0xca, 0x5a, 0x6a, 0x72, 0x7a, 0x8e, 0xa6, 0xca, 0xfe,
},
{0x26, 0x3a, 0x3e, 0x46, 0x4a, 0x4e, 0x52, 0x5a, 0x3a, 0x3e, 0x42, 0x46, 0x4a, 0x4e, 0x56, 0x5e,
0x3e, 0x42, 0x46, 0x48, 0x4c, 0x52, 0x5a, 0x62, 0x46, 0x46, 0x48, 0x4a, 0x4e, 0x56, 0x5e, 0x66,
0x4a, 0x4a, 0x4c, 0x4e, 0x52, 0x5a, 0x62, 0x6a, 0x4e, 0x4e, 0x52, 0x56, 0x5a, 0x5e, 0x66, 0x6e,
0x52, 0x56, 0x5a, 0x5e, 0x62, 0x66, 0x6a, 0x72, 0x5a, 0x5e, 0x62, 0x66, 0x6a, 0x6e, 0x72, 0x76,
},
{0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2, 0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2,
0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2, 0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2,
0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2, 0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2,
0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2, 0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2,
},
{0x4e, 0x4e, 0x4e, 0x4e, 0x4e, 0x4e, 0x4e, 0x4e, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
0xf2, 0xf2, 0xf2, 0xf2, 0xf2, 0xf2, 0xf2, 0xf2, 0xd4, 0xd4, 0xd4, 0xd4, 0xd4, 0xd4, 0xd4, 0xd4,
0xde, 0xde, 0xde, 0xde, 0xde, 0xde, 0xde, 0xde, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2,
0xd6, 0xd6, 0xd6, 0xd6, 0xd6, 0xd6, 0xd6, 0xd6, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2,
},
{0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e,
0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e,
0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e,
0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e,
}
};
const uint16 Indeo5Decoder::_baseQuant4x4Inter[16] = {
0x1e, 0x3e, 0x4a, 0x52, 0x3e, 0x4a, 0x52, 0x56, 0x4a, 0x52, 0x56, 0x5e, 0x52, 0x56, 0x5e, 0x66
};
const uint16 Indeo5Decoder::_baseQuant4x4Intra[16] = {
0x1e, 0x3e, 0x4a, 0x52, 0x3e, 0x4a, 0x52, 0x5e, 0x4a, 0x52, 0x5e, 0x7a, 0x52, 0x5e, 0x7a, 0x92
};
const uint8 Indeo5Decoder::_scaleQuant8x8Inter[5][24] = {
{0x0b, 0x11, 0x13, 0x14, 0x15, 0x16, 0x18, 0x1a, 0x1b, 0x1d, 0x20, 0x22,
0x23, 0x25, 0x28, 0x2a, 0x2e, 0x32, 0x35, 0x39, 0x3d, 0x41, 0x44, 0x4a,
},
{0x07, 0x14, 0x16, 0x18, 0x1b, 0x1e, 0x22, 0x25, 0x29, 0x2d, 0x31, 0x35,
0x3a, 0x3f, 0x44, 0x4a, 0x50, 0x56, 0x5c, 0x63, 0x6a, 0x71, 0x78, 0x7e,
},
{0x15, 0x25, 0x28, 0x2d, 0x30, 0x34, 0x3a, 0x3d, 0x42, 0x48, 0x4c, 0x51,
0x56, 0x5b, 0x60, 0x65, 0x6b, 0x70, 0x76, 0x7c, 0x82, 0x88, 0x8f, 0x97,
},
{0x13, 0x1f, 0x20, 0x22, 0x25, 0x28, 0x2b, 0x2d, 0x30, 0x33, 0x36, 0x39,
0x3c, 0x3f, 0x42, 0x45, 0x48, 0x4b, 0x4e, 0x52, 0x56, 0x5a, 0x5e, 0x62,
},
{0x3c, 0x52, 0x58, 0x5d, 0x63, 0x68, 0x68, 0x6d, 0x73, 0x78, 0x7c, 0x80,
0x84, 0x89, 0x8e, 0x93, 0x98, 0x9d, 0xa3, 0xa9, 0xad, 0xb1, 0xb5, 0xba,
},
};
const uint8 Indeo5Decoder::_scaleQuant8x8Intra[5][24] = {
{0x0b, 0x0e, 0x10, 0x12, 0x14, 0x16, 0x17, 0x18, 0x1a, 0x1c, 0x1e, 0x20,
0x22, 0x24, 0x27, 0x28, 0x2a, 0x2d, 0x2f, 0x31, 0x34, 0x37, 0x39, 0x3c,
},
{0x01, 0x10, 0x12, 0x14, 0x16, 0x18, 0x1b, 0x1e, 0x22, 0x25, 0x28, 0x2c,
0x30, 0x34, 0x38, 0x3d, 0x42, 0x47, 0x4c, 0x52, 0x58, 0x5e, 0x65, 0x6c,
},
{0x13, 0x22, 0x27, 0x2a, 0x2d, 0x33, 0x36, 0x3c, 0x41, 0x45, 0x49, 0x4e,
0x53, 0x58, 0x5d, 0x63, 0x69, 0x6f, 0x75, 0x7c, 0x82, 0x88, 0x8e, 0x95,
},
{0x13, 0x1f, 0x21, 0x24, 0x27, 0x29, 0x2d, 0x2f, 0x34, 0x37, 0x3a, 0x3d,
0x40, 0x44, 0x48, 0x4c, 0x4f, 0x52, 0x56, 0x5a, 0x5e, 0x62, 0x66, 0x6b,
},
{0x31, 0x42, 0x47, 0x47, 0x4d, 0x52, 0x58, 0x58, 0x5d, 0x63, 0x67, 0x6b,
0x6f, 0x73, 0x78, 0x7c, 0x80, 0x84, 0x89, 0x8e, 0x93, 0x98, 0x9d, 0xa4,
}
};
const uint8 Indeo5Decoder::_scaleQuant4x4Inter[24] = {
0x0b, 0x0d, 0x0d, 0x0e, 0x11, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20, 0x21, 0x22, 0x23,
};
const uint8 Indeo5Decoder::_scaleQuant4x4Intra[24] = {
0x01, 0x0b, 0x0b, 0x0d, 0x0d, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x13, 0x14,
0x15, 0x16, 0x17, 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20
};
} // End of namespace Image
|