nihav-indeo/src/codecs/indeo5.rs

   1 use nihav_core::io::bitreader::*;
   2 use nihav_core::formats;
   3 use nihav_core::frame::*;
   4 use nihav_core::codecs::*;
   5 use nihav_codec_support::codecs::ZIGZAG;
   6 use super::ivi::*;
   7 use super::ivibr::*;
   8
   9 fn calc_quant(glob_q: u32, qd: i16) -> usize {
  10     let qq = (glob_q as i16) + (qd as i16);
  11     if qq < 0 {
  12         0
  13     } else if qq > 23 {
  14         23
  15     } else {
  16         qq as usize
  17     }
  18 }
  19
  20 struct Indeo5Parser {
  21     mb_cb:          IVICodebook,
  22
  23     width:          usize,
  24     height:         usize,
  25     tile_w:         usize,
  26     tile_h:         usize,
  27     luma_bands:     usize,
  28     chroma_bands:   usize,
  29
  30     is_hpel:        [bool; 5],
  31     mb_size:        [usize; 5],
  32     blk_size:       [usize; 5],
  33 }
  34
  35 impl Indeo5Parser {
  36     fn new() -> Self {
  37         Indeo5Parser {
  38             mb_cb:      IVI_CB_ZERO,
  39
  40             width:          0,
  41             height:         0,
  42             tile_w:         0,
  43             tile_h:         0,
  44             luma_bands:     0,
  45             chroma_bands:   0,
  46
  47             is_hpel:    [false; 5],
  48             mb_size:    [0; 5],
  49             blk_size:   [0; 5],
  50         }
  51     }
  52 }
  53
  54 fn skip_extension(br: &mut BitReader) -> DecoderResult<()> {
  55     loop {
  56         let len             = br.read(8)?;
  57         if len == 0 { break; }
  58         br.skip(len * 8)?;
  59     }
  60     Ok(())
  61 }
  62
  63 impl IndeoXParser for Indeo5Parser {
  64 #[allow(unused_variables)]
  65 #[allow(unused_assignments)]
  66     fn decode_picture_header(&mut self, br: &mut BitReader) -> DecoderResult<PictureHeader> {
  67         let sync                = br.read(5)?;
  68         validate!(sync == 0x1F);
  69         let ftype_idx           = br.read(3)?;
  70         validate!(ftype_idx < 5);
  71         let ftype               = INDEO5_FRAME_TYPE[ftype_idx as usize];
  72         let fnum                = br.read(8)?;
  73         if ftype == IVIFrameType::Intra {
  74             let gop_flags       = br.read(8)?;
  75             let hdr_size;
  76             if (gop_flags & 0x01) != 0 {
  77                 hdr_size        = br.read(16)?;
  78             } else {
  79                 hdr_size = 0;
  80             }
  81             if (gop_flags & 0x20) != 0 {
  82                 br.skip(32)?; // lock word
  83             }
  84             self.tile_w = 0;
  85             self.tile_h = 0;
  86             if (gop_flags & 0x40) != 0 {
  87                 self.tile_w     = 64 << br.read(2)?;
  88                 self.tile_h = self.tile_w;
  89             }
  90             validate!(self.tile_w < 256);
  91             self.luma_bands     = (br.read(2)? * 3 + 1) as usize;
  92             self.chroma_bands   = (br.read(1)? * 3 + 1) as usize;
  93             validate!((self.luma_bands == 4) || (self.luma_bands == 1));
  94             validate!(self.chroma_bands == 1);
  95             let pic_size_idx    = br.read(4)? as usize;
  96             let w;
  97             let h;
  98             if pic_size_idx < 15 {
  99                 w = INDEO5_PICTURE_SIZE_TAB[pic_size_idx][0];
 100                 h = INDEO5_PICTURE_SIZE_TAB[pic_size_idx][1];
 101             } else {
 102                 h               = br.read(13)? as usize;
 103                 w               = br.read(13)? as usize;
 104             }
 105             validate!((w != 0) && (h != 0));
 106             self.width  = w;
 107             self.height = h;
 108
 109             validate!((gop_flags & 0x02) == 0);
 110             if self.tile_w == 0 {
 111                 self.tile_w = w;
 112                 self.tile_h = h;
 113             }
 114             for b in 0..self.luma_bands+self.chroma_bands {
 115                 self.is_hpel[b]     = br.read_bool()?;
 116                 let mb_scale        = br.read(1)?;
 117                 self.blk_size[b]    = 8 >> br.read(1)?;
 118                 self.mb_size[b]     = self.blk_size[b] << (1 - mb_scale);
 119                 let ext_tr          = br.read_bool()?;
 120                 validate!(!ext_tr);
 121                 let end_marker      = br.read(2)?;
 122                 validate!(end_marker == 0);
 123             }
 124             if (gop_flags & 0x08) != 0 {
 125                 let align       = br.read(3)?;
 126                 validate!(align == 0);
 127                 if br.read_bool()? {
 128                     br.skip(24)?; // transparency color
 129                 }
 130             }
 131             br.align();
 132             br.skip(23)?;
 133             if br.read_bool()? { // gop extension
 134                 loop {
 135                     let v       = br.read(16)?;
 136                     if (v & 0x8000) == 0 { break; }
 137                 }
 138             }
 139             br.align();
 140         }
 141         if ftype.is_null() {
 142             br.align();
 143             return Ok(PictureHeader::new_null(ftype));
 144         }
 145         let flags               = br.read(8)?;
 146         let size;
 147         if (flags & 0x01) != 0 {
 148             size                = br.read(24)?;
 149         } else {
 150             size = 0;
 151         }
 152         let checksum;
 153         if (flags & 0x10) != 0 {
 154             checksum            = br.read(16)?;
 155         } else {
 156             checksum = 0;
 157         }
 158         if (flags & 0x20) != 0 {
 159             skip_extension(br)?;
 160         }
 161         let in_q = (flags & 0x08) != 0;
 162         self.mb_cb              = br.read_ivi_codebook_desc(true, (flags & 0x40) != 0)?;
 163         br.skip(3)?;
 164         br.align();
 165
 166         Ok(PictureHeader::new(ftype, self.width, self.height, self.tile_w, self.tile_h, false, self.luma_bands, self.chroma_bands, in_q))
 167     }
 168
 169 #[allow(unused_variables)]
 170     fn decode_band_header(&mut self, br: &mut BitReader, pic_hdr: &PictureHeader, plane_no: usize, band_no: usize) -> DecoderResult<BandHeader> {
 171         let band_flags      = br.read(8)?;
 172
 173         if (band_flags & 0x01) != 0 {
 174             br.align();
 175             return Ok(BandHeader::new_empty(plane_no, band_no));
 176         }
 177         let inherit_mv = (band_flags & 0x02) != 0;
 178         let has_qdelta = (band_flags & 0x04) != 0;
 179         let inherit_qd = ((band_flags & 0x08) != 0) || !has_qdelta;
 180         let data_size: usize;
 181         if (band_flags & 0x80) != 0 {
 182             data_size       = br.read(24)? as usize;
 183             validate!(data_size >= 4);
 184         } else {
 185             data_size = 0;
 186         }
 187         validate!(data_size <= ((br.left() / 8) as usize) + 4);
 188
 189         let num_corr: usize;
 190         let mut corr_map: [u8; CORR_MAP_SIZE] = [0; CORR_MAP_SIZE];
 191         if (band_flags & 0x10) != 0 {
 192             num_corr = br.read(8)? as usize;
 193             validate!(num_corr*2 <= CORR_MAP_SIZE);
 194             for i in 0..num_corr*2 {
 195                 corr_map[i] = br.read(8)? as u8;
 196             }
 197         } else {
 198             num_corr = 0;
 199         }
 200         let rvmap_idx;
 201         if (band_flags & 0x40) != 0 {
 202             rvmap_idx       = br.read(3)? as usize;
 203         } else {
 204             rvmap_idx = 8;
 205         }
 206         let blk_cb = br.read_ivi_codebook_desc(false, (band_flags & 0x80) != 0)?;
 207         if br.read_bool()? {
 208             br.skip(16)?; // checksum
 209         }
 210         let band_q          = br.read(5)?;
 211         if (band_flags & 0x20) != 0 {
 212             skip_extension(br)?;
 213         }
 214         br.align();
 215
 216         let tr;
 217         let txtype;
 218         let band_id = if plane_no == 0 { band_no } else { self.luma_bands };
 219         match plane_no {
 220             0 => {
 221                     let scan = INDEO5_SCAN8X8[band_no];
 222                     let qintra;
 223                     let qinter;
 224                     validate!(self.blk_size[band_id] == 8);
 225                     match band_no {
 226                         0 => {
 227                                 tr = IVITransformType::Slant(TSize::T8x8, TDir::TwoD);
 228                                 if self.luma_bands == 1 {
 229                                     qintra = INDEO5_Q8_INTRA[0];
 230                                     qinter = INDEO5_Q8_INTER[0];
 231                                 } else {
 232                                     qintra = INDEO5_Q8_INTRA[1];
 233                                     qinter = INDEO5_Q8_INTER[1];
 234                                 }
 235                             },
 236                         1 => {
 237                                 tr = IVITransformType::Slant(TSize::T8x8, TDir::Row);
 238                                 qintra = INDEO5_Q8_INTRA[2];
 239                                 qinter = INDEO5_Q8_INTER[2];
 240                             },
 241                         2 => {
 242                                 tr = IVITransformType::Slant(TSize::T8x8, TDir::Col);
 243                                 qintra = INDEO5_Q8_INTRA[3];
 244                                 qinter = INDEO5_Q8_INTER[3];
 245                             },
 246                         3 => {
 247                                 tr = IVITransformType::None(TSize::T8x8);
 248                                 qintra = INDEO5_Q8_INTRA[4];
 249                                 qinter = INDEO5_Q8_INTER[4];
 250                             },
 251                         _ => { unreachable!(); }
 252                     };
 253                     txtype = TxType::Transform8(TxParams8x8::new(qintra, qinter, scan));
 254                 },
 255             1 | 2 => {
 256                     validate!(self.blk_size[band_id] == 4);
 257                     tr = IVITransformType::Slant(TSize::T4x4, TDir::TwoD);
 258                     let scan = INDEO5_SCAN4X4;
 259                     let qintra = INDEO5_Q4_INTRA;
 260                     let qinter = INDEO5_Q4_INTER;
 261                     txtype = TxType::Transform4(TxParams4x4::new(qintra, qinter, scan));
 262                 },
 263             _ => { unreachable!(); }
 264         };
 265
 266         Ok(BandHeader::new(plane_no, band_no, self.mb_size[band_id], self.blk_size[band_id], self.is_hpel[band_id], inherit_mv, has_qdelta, inherit_qd, band_q, rvmap_idx, num_corr, corr_map, blk_cb, tr, txtype))
 267     }
 268
 269     #[allow(clippy::cognitive_complexity)]
 270     fn decode_mb_info(&mut self, br: &mut BitReader, pic_hdr: &PictureHeader, band: &BandHeader, tile: &mut IVITile, ref_tile: Option<&IVITile>, mv_scale: u8) -> DecoderResult<()> {
 271         let mut mv_x = 0;
 272         let mut mv_y = 0;
 273         let band_id = if pic_hdr.luma_bands == 4 { band.band_no + 1 } else { 0 };
 274         let mut mb_idx = 0;
 275         for mb_y in 0..tile.mb_h {
 276             for mb_x in 0..tile.mb_w {
 277                 let mut mb = MB::new(tile.pos_x + mb_x * band.mb_size, tile.pos_y + mb_y * band.mb_size);
 278                 if !br.read_bool()? {
 279                     if pic_hdr.ftype.is_intra() {
 280                         mb.mtype = MBType::Intra;
 281                     } else if band.inherit_mv {
 282                         if let Some(tileref) = ref_tile {
 283                             mb.mtype = tileref.mb[mb_idx].mtype;
 284                         } else {
 285                             return Err(DecoderError::MissingReference);
 286                         }
 287                     } else {
 288                         mb.mtype = if br.read_bool()? { MBType::Inter } else { MBType::Intra };
 289                     }
 290                     if band.mb_size == band.blk_size {
 291                         mb.cbp = br.read(1)? as u8;
 292                     } else {
 293                         mb.cbp = br.read(4)? as u8;
 294                     }
 295                     let q;
 296                     if band.has_qdelta {
 297                         if band.inherit_qd {
 298                             if let Some(tileref) = ref_tile {
 299                                 mb.qd = tileref.mb[mb_idx].qd;
 300                                 q = calc_quant(band.quant, mb.qd);
 301                             } else {
 302                                 return Err(DecoderError::MissingReference);
 303                             }
 304                         } else if (mb.cbp != 0) || ((band.plane_no == 0) && (band.band_no == 0) && pic_hdr.in_q) {
 305                             mb.qd = br.read_ivi_cb_s(&self.mb_cb)? as i16;
 306                             q = calc_quant(band.quant, mb.qd);
 307                         } else {
 308                             q = band.quant as usize;
 309                         }
 310                     } else {
 311                         q = band.quant as usize;
 312                     }
 313
 314                     if mb.mtype == MBType::Intra {
 315                         if band.blk_size == 8 {
 316                             mb.q = INDEO5_QSCALE8_INTRA[band_id][q];
 317                         } else {
 318                             mb.q = INDEO5_QSCALE4_INTRA[q];
 319                         }
 320                     } else {
 321                         if band.blk_size == 8 {
 322                             mb.q = INDEO5_QSCALE8_INTER[band_id][q];
 323                         } else {
 324                             mb.q = INDEO5_QSCALE4_INTER[q];
 325                         }
 326                     }
 327
 328                     if mb.mtype != MBType::Intra {
 329                         if band.inherit_mv {
 330                             if let Some(tileref) = ref_tile {
 331                                 let mx = tileref.mb[mb_idx].mv_x;
 332                                 let my = tileref.mb[mb_idx].mv_y;
 333                                 if mv_scale == 0 {
 334                                     mb.mv_x = mx;
 335                                     mb.mv_y = my;
 336                                 } else {
 337                                     mb.mv_x = scale_mv(mx, mv_scale);
 338                                     mb.mv_y = scale_mv(my, mv_scale);
 339                                 }
 340                             }
 341                         } else {
 342                             mv_y += br.read_ivi_cb_s(&self.mb_cb)?;
 343                             mv_x += br.read_ivi_cb_s(&self.mb_cb)?;
 344                             mb.mv_x = mv_x;
 345                             mb.mv_y = mv_y;
 346                         }
 347                     }
 348                 } else {
 349                     validate!(!pic_hdr.ftype.is_intra());
 350                     mb.mtype = MBType::Inter;
 351                     mb.cbp   = 0;
 352                     mb.qd    = 0;
 353                     if (band.plane_no == 0) && (band.band_no == 0) && pic_hdr.in_q {
 354                         mb.qd = br.read_ivi_cb_s(&self.mb_cb)? as i16;
 355                         let q = calc_quant(band.quant, mb.qd);
 356                         if mb.mtype == MBType::Intra {
 357                             if band.blk_size == 8 {
 358                                 mb.q = INDEO5_QSCALE8_INTRA[band_id][q];
 359                             } else {
 360                                 mb.q = INDEO5_QSCALE4_INTRA[q];
 361                             }
 362                         } else {
 363                             if band.blk_size == 8 {
 364                                 mb.q = INDEO5_QSCALE8_INTER[band_id][q];
 365                             } else {
 366                                 mb.q = INDEO5_QSCALE4_INTER[q];
 367                             }
 368                         }
 369                     }
 370                     if band.inherit_mv {
 371                         if let Some(tileref) = ref_tile {
 372                             let mx = tileref.mb[mb_idx].mv_x;
 373                             let my = tileref.mb[mb_idx].mv_y;
 374                             if mv_scale == 0 {
 375                                 mb.mv_x = mx;
 376                                 mb.mv_y = my;
 377                             } else {
 378                                 mb.mv_x = scale_mv(mx, mv_scale);
 379                                 mb.mv_y = scale_mv(my, mv_scale);
 380                             }
 381                         }
 382                     }
 383                 }
 384                 tile.mb[mb_idx] = mb;
 385                 mb_idx += 1;
 386             }
 387         }
 388         br.align();
 389         Ok(())
 390     }
 391
 392     fn recombine_plane(&mut self, src: &[i16], sstride: usize, dst: &mut [u8], dstride: usize, w: usize, h: usize) {
 393         let mut idx0 = 0;
 394         let mut idx1 = w / 2;
 395         let mut idx2 = (h / 2) * sstride;
 396         let mut idx3 = idx2 + idx1;
 397         let mut bidx1 = idx1;
 398         let mut bidx3 = idx3;
 399         let mut oidx0 = 0;
 400         let mut oidx1 = dstride;
 401         let filt_lo = |a: i16, b: i16| a + b;
 402         let filt_hi = |a: i16, b: i16, c: i16| a - b * 6 + c;
 403
 404         for _ in 0..(h/2)-1 {
 405             let mut b0_1 = src[idx0];
 406             let mut b0_2 = src[idx0 + sstride];
 407             let mut b1_1 = src[bidx1];
 408             let mut b1_2 = src[idx1];
 409             let mut b1_3 = filt_hi(b1_1, b1_2, src[idx1 + sstride]);
 410             let mut b2_1;
 411             let mut b2_2 = src[idx2];
 412             let mut b2_3 = b2_2;
 413             let mut b2_4;
 414             let mut b2_5 = src[idx2 + sstride];
 415             let mut b2_6 = b2_5;
 416             let mut b3_1;
 417             let mut b3_2 = src[bidx3];
 418             let mut b3_3 = b3_2;
 419             let mut b3_4;
 420             let mut b3_5 = src[idx3];
 421             let mut b3_6 = b3_5;
 422             let mut b3_8 = filt_hi(b3_2, b3_5, src[idx3 + sstride]);
 423             let mut b3_9 = b3_8;
 424             let mut b3_7;
 425
 426             for x in 0..(w/2)-1 {
 427                 b2_1 = b2_2;
 428                 b2_2 = b2_3;
 429                 b2_4 = b2_5;
 430                 b2_5 = b2_6;
 431                 b3_1 = b3_2;
 432                 b3_2 = b3_3;
 433                 b3_4 = b3_5;
 434                 b3_5 = b3_6;
 435                 b3_7 = b3_8;
 436                 b3_8 = b3_9;
 437
 438                 let tmp0 = b0_1;
 439                 let tmp1 = b0_2;
 440                 b0_1 = src[idx0 + x + 1];
 441                 b0_2 = src[idx0 + x + 1 + sstride];
 442                 let mut p0 =  tmp0                       << 4;
 443                 let mut p1 = (tmp0 + b0_1)               << 3;
 444                 let mut p2 = (tmp0 + tmp1)               << 3;
 445                 let mut p3 = (tmp0 + tmp1 + b0_1 + b0_2) << 2;
 446
 447                 let tmp0 = b1_1;
 448                 let tmp1 = b1_2;
 449                 let tmp2 = filt_lo(tmp0, tmp1);
 450                 let tmp3 = filt_hi(tmp0, tmp1, b1_3);
 451                 b1_2 = src[ idx1 + x + 1];
 452                 b1_1 = src[bidx1 + x + 1];
 453                 b1_3 = filt_hi(b1_1, b1_2, src[idx1 + x + 1 + sstride]);
 454                 p0 +=  tmp2                << 3;
 455                 p1 += (tmp2 + b1_1 + b1_2) << 2;
 456                 p2 +=  tmp3                << 2;
 457                 p3 += (tmp3 + b1_3)        << 1;
 458
 459                 b2_3 = src[idx2 + x + 1];
 460                 b2_6 = src[idx2 + x + 1 + sstride];
 461                 let tmp0 = filt_lo(b2_1, b2_2);
 462                 let tmp1 = filt_hi(b2_1, b2_2, b2_3);
 463                 p0 +=  tmp0                              << 3;
 464                 p1 +=  tmp1                              << 2;
 465                 p2 += (tmp0 + filt_lo(b2_4, b2_5))       << 2;
 466                 p3 += (tmp1 + filt_hi(b2_4, b2_5, b2_6)) << 1;
 467
 468                 b3_6 = src[idx3 + x + 1];
 469                 b3_3 = src[bidx3 + x + 1];
 470                 b3_9 = filt_hi(b3_3, b3_6, src[idx3 + x + 1 + sstride]);
 471                 let tmp0 = b3_1 + b3_4;
 472                 let tmp1 = b3_2 + b3_5;
 473                 let tmp2 = b3_3 + b3_6;
 474                 p0 += filt_lo(tmp0, tmp1)       << 2;
 475                 p1 += filt_hi(tmp0, tmp1, tmp2) << 1;
 476                 p2 += filt_lo(b3_7, b3_8)       << 1;
 477                 p3 += filt_hi(b3_7, b3_8, b3_9) << 0;
 478
 479                 dst[oidx0 + x * 2 + 0] = clip8((p0 >> 6) + 128);
 480                 dst[oidx0 + x * 2 + 1] = clip8((p1 >> 6) + 128);
 481                 dst[oidx1 + x * 2 + 0] = clip8((p2 >> 6) + 128);
 482                 dst[oidx1 + x * 2 + 1] = clip8((p3 >> 6) + 128);
 483             }
 484             bidx1 = idx1;
 485             bidx3 = idx3;
 486             idx0 += sstride;
 487             idx1 += sstride;
 488             idx2 += sstride;
 489             idx3 += sstride;
 490             oidx0 += dstride * 2;
 491             oidx1 += dstride * 2;
 492         }
 493     }
 494 }
 495
 496 struct Indeo5Decoder {
 497     info:   NACodecInfoRef,
 498     dec:    IVIDecoder,
 499     ip:     Indeo5Parser,
 500 }
 501
 502 impl Indeo5Decoder {
 503     fn new(scalable: bool) -> Self {
 504         Indeo5Decoder {
 505             info:   NACodecInfo::new_dummy(),
 506             dec:    IVIDecoder::new(scalable),
 507             ip:     Indeo5Parser::new(),
 508         }
 509     }
 510 }
 511
 512 impl NADecoder for Indeo5Decoder {
 513     fn init(&mut self, _supp: &mut NADecoderSupport, info: NACodecInfoRef) -> DecoderResult<()> {
 514         if let NACodecTypeInfo::Video(vinfo) = info.get_properties() {
 515             let w = vinfo.get_width();
 516             let h = vinfo.get_height();
 517             let f = vinfo.is_flipped();
 518             let fmt = formats::YUV410_FORMAT;
 519             let myinfo = NACodecTypeInfo::Video(NAVideoInfo::new(w, h, f, fmt));
 520             self.info = NACodecInfo::new_ref(info.get_name(), myinfo, info.get_extradata()).into_ref();
 521             Ok(())
 522         } else {
 523             Err(DecoderError::InvalidData)
 524         }
 525     }
 526     fn decode(&mut self, _supp: &mut NADecoderSupport, pkt: &NAPacket) -> DecoderResult<NAFrameRef> {
 527         let src = pkt.get_buffer();
 528         let mut br = BitReader::new(src.as_slice(), BitReaderMode::LE);
 529
 530         let bufinfo = self.dec.decode_frame(&mut self.ip, &mut br)?;
 531         let mut frm = NAFrame::new_from_pkt(pkt, self.info.clone(), bufinfo);
 532         frm.set_keyframe(self.dec.is_intra());
 533         frm.set_frame_type(self.dec.get_frame_type());
 534         Ok(frm.into_ref())
 535     }
 536     fn flush(&mut self) {
 537         self.dec.flush();
 538     }
 539 }
 540
 541 impl NAOptionHandler for Indeo5Decoder {
 542     fn get_supported_options(&self) -> &[NAOptionDefinition] { &[] }
 543     fn set_options(&mut self, _options: &[NAOption]) { }
 544     fn query_option_value(&self, _name: &str) -> Option<NAValue> { None }
 545 }
 546
 547 const INDEO5_PICTURE_SIZE_TAB: [[usize; 2]; 15] = [
 548     [640, 480], [320, 240], [160, 120], [704, 480], [352, 240], [352, 288], [176, 144],
 549     [240, 180], [640, 240], [704, 240], [80, 60], [88, 72], [0, 0], [0, 0], [0, 0]
 550 ];
 551
 552 const INDEO5_FRAME_TYPE: [IVIFrameType; 5] = [
 553     IVIFrameType::Intra, IVIFrameType::Inter, IVIFrameType::InterScal,
 554     IVIFrameType::InterDroppable, IVIFrameType::NULL,
 555 ];
 556
 557 const INDEO5_QUANT8X8_INTRA: [[u16; 64]; 5] = [
 558   [
 559     0x1a, 0x2e, 0x36, 0x42, 0x46, 0x4a, 0x4e, 0x5a,
 560     0x2e, 0x32, 0x3e, 0x42, 0x46, 0x4e, 0x56, 0x6a,
 561     0x36, 0x3e, 0x3e, 0x44, 0x4a, 0x54, 0x66, 0x72,
 562     0x42, 0x42, 0x44, 0x4a, 0x52, 0x62, 0x6c, 0x7a,
 563     0x46, 0x46, 0x4a, 0x52, 0x5e, 0x66, 0x72, 0x8e,
 564     0x4a, 0x4e, 0x54, 0x62, 0x66, 0x6e, 0x86, 0xa6,
 565     0x4e, 0x56, 0x66, 0x6c, 0x72, 0x86, 0x9a, 0xca,
 566     0x5a, 0x6a, 0x72, 0x7a, 0x8e, 0xa6, 0xca, 0xfe,
 567   ], [
 568     0x26, 0x3a, 0x3e, 0x46, 0x4a, 0x4e, 0x52, 0x5a,
 569     0x3a, 0x3e, 0x42, 0x46, 0x4a, 0x4e, 0x56, 0x5e,
 570     0x3e, 0x42, 0x46, 0x48, 0x4c, 0x52, 0x5a, 0x62,
 571     0x46, 0x46, 0x48, 0x4a, 0x4e, 0x56, 0x5e, 0x66,
 572     0x4a, 0x4a, 0x4c, 0x4e, 0x52, 0x5a, 0x62, 0x6a,
 573     0x4e, 0x4e, 0x52, 0x56, 0x5a, 0x5e, 0x66, 0x6e,
 574     0x52, 0x56, 0x5a, 0x5e, 0x62, 0x66, 0x6a, 0x72,
 575     0x5a, 0x5e, 0x62, 0x66, 0x6a, 0x6e, 0x72, 0x76,
 576   ], [
 577     0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2,
 578     0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2,
 579     0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2,
 580     0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2,
 581     0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2,
 582     0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2,
 583     0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2,
 584     0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2,
 585   ], [
 586     0x4e, 0x4e, 0x4e, 0x4e, 0x4e, 0x4e, 0x4e, 0x4e,
 587     0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
 588     0xf2, 0xf2, 0xf2, 0xf2, 0xf2, 0xf2, 0xf2, 0xf2,
 589     0xd4, 0xd4, 0xd4, 0xd4, 0xd4, 0xd4, 0xd4, 0xd4,
 590     0xde, 0xde, 0xde, 0xde, 0xde, 0xde, 0xde, 0xde,
 591     0xc2, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2,
 592     0xd6, 0xd6, 0xd6, 0xd6, 0xd6, 0xd6, 0xd6, 0xd6,
 593     0xc2, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2,
 594   ], [
 595     0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e,
 596     0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e,
 597     0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e,
 598     0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e,
 599     0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e,
 600     0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e,
 601     0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e,
 602     0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e,
 603   ]
 604 ];
 605 const INDEO5_QUANT8X8_INTER: [[u16; 64]; 5] = [
 606   [
 607     0x26, 0x3a, 0x3e, 0x46, 0x4a, 0x4e, 0x52, 0x5a,
 608     0x3a, 0x3e, 0x42, 0x46, 0x4a, 0x4e, 0x56, 0x5e,
 609     0x3e, 0x42, 0x46, 0x48, 0x4c, 0x52, 0x5a, 0x62,
 610     0x46, 0x46, 0x48, 0x4a, 0x4e, 0x56, 0x5e, 0x66,
 611     0x4a, 0x4a, 0x4c, 0x4e, 0x52, 0x5a, 0x62, 0x6a,
 612     0x4e, 0x4e, 0x52, 0x56, 0x5a, 0x5e, 0x66, 0x6e,
 613     0x52, 0x56, 0x5a, 0x5e, 0x62, 0x66, 0x6a, 0x72,
 614     0x5a, 0x5e, 0x62, 0x66, 0x6a, 0x6e, 0x72, 0x76,
 615   ], [
 616     0x26, 0x3a, 0x3e, 0x46, 0x4a, 0x4e, 0x52, 0x5a,
 617     0x3a, 0x3e, 0x42, 0x46, 0x4a, 0x4e, 0x56, 0x5e,
 618     0x3e, 0x42, 0x46, 0x48, 0x4c, 0x52, 0x5a, 0x62,
 619     0x46, 0x46, 0x48, 0x4a, 0x4e, 0x56, 0x5e, 0x66,
 620     0x4a, 0x4a, 0x4c, 0x4e, 0x52, 0x5a, 0x62, 0x6a,
 621     0x4e, 0x4e, 0x52, 0x56, 0x5a, 0x5e, 0x66, 0x6e,
 622     0x52, 0x56, 0x5a, 0x5e, 0x62, 0x66, 0x6a, 0x72,
 623     0x5a, 0x5e, 0x62, 0x66, 0x6a, 0x6e, 0x72, 0x76,
 624   ], [
 625     0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2,
 626     0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2,
 627     0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2,
 628     0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2,
 629     0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2,
 630     0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2,
 631     0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2,
 632     0x4e, 0xaa, 0xf2, 0xd4, 0xde, 0xc2, 0xd6, 0xc2,
 633   ], [
 634     0x4e, 0x4e, 0x4e, 0x4e, 0x4e, 0x4e, 0x4e, 0x4e,
 635     0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa, 0xaa,
 636     0xf2, 0xf2, 0xf2, 0xf2, 0xf2, 0xf2, 0xf2, 0xf2,
 637     0xd4, 0xd4, 0xd4, 0xd4, 0xd4, 0xd4, 0xd4, 0xd4,
 638     0xde, 0xde, 0xde, 0xde, 0xde, 0xde, 0xde, 0xde,
 639     0xc2, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2,
 640     0xd6, 0xd6, 0xd6, 0xd6, 0xd6, 0xd6, 0xd6, 0xd6,
 641     0xc2, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2, 0xc2,
 642   ], [
 643     0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e,
 644     0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e,
 645     0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e,
 646     0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e,
 647     0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e,
 648     0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e,
 649     0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e,
 650     0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e, 0x5e,
 651   ]
 652 ];
 653 const INDEO5_QUANT4X4_INTRA: [u16; 16] = [
 654     0x1e, 0x3e, 0x4a, 0x52,
 655     0x3e, 0x4a, 0x52, 0x5e,
 656     0x4a, 0x52, 0x5e, 0x7a,
 657     0x52, 0x5e, 0x7a, 0x92
 658 ];
 659 const INDEO5_QUANT4X4_INTER: [u16; 16] = [
 660     0x1e, 0x3e, 0x4a, 0x52,
 661     0x3e, 0x4a, 0x52, 0x56,
 662     0x4a, 0x52, 0x56, 0x5e,
 663     0x52, 0x56, 0x5e, 0x66
 664 ];
 665 const INDEO5_Q8_INTRA: [&[u16; 64]; 5] = [
 666     &INDEO5_QUANT8X8_INTRA[0], &INDEO5_QUANT8X8_INTRA[1], &INDEO5_QUANT8X8_INTRA[2],
 667     &INDEO5_QUANT8X8_INTRA[3], &INDEO5_QUANT8X8_INTRA[4],
 668 ];
 669 const INDEO5_Q8_INTER: [&[u16; 64]; 5] = [
 670     &INDEO5_QUANT8X8_INTER[0], &INDEO5_QUANT8X8_INTER[1], &INDEO5_QUANT8X8_INTER[2],
 671     &INDEO5_QUANT8X8_INTER[3], &INDEO5_QUANT8X8_INTER[4],
 672 ];
 673 const INDEO5_Q4_INTRA: &[u16; 16] = &INDEO5_QUANT4X4_INTRA;
 674 const INDEO5_Q4_INTER: &[u16; 16] = &INDEO5_QUANT4X4_INTER;
 675
 676 const INDEO5_SCAN8X8: [&[usize; 64]; 4] = [
 677     &ZIGZAG, &IVI_SCAN_8X8_VER, &IVI_SCAN_8X8_HOR, &IVI_SCAN_8X8_HOR
 678 ];
 679 const INDEO5_SCAN4X4: &[usize; 16] = &IVI_SCAN_4X4;
 680
 681 const INDEO5_QSCALE8_INTRA: [[u8; 24]; 5] = [
 682   [
 683     0x0b, 0x0e, 0x10, 0x12, 0x14, 0x16, 0x17, 0x18, 0x1a, 0x1c, 0x1e, 0x20,
 684     0x22, 0x24, 0x27, 0x28, 0x2a, 0x2d, 0x2f, 0x31, 0x34, 0x37, 0x39, 0x3c,
 685   ], [
 686     0x01, 0x10, 0x12, 0x14, 0x16, 0x18, 0x1b, 0x1e, 0x22, 0x25, 0x28, 0x2c,
 687     0x30, 0x34, 0x38, 0x3d, 0x42, 0x47, 0x4c, 0x52, 0x58, 0x5e, 0x65, 0x6c,
 688   ], [
 689     0x13, 0x22, 0x27, 0x2a, 0x2d, 0x33, 0x36, 0x3c, 0x41, 0x45, 0x49, 0x4e,
 690     0x53, 0x58, 0x5d, 0x63, 0x69, 0x6f, 0x75, 0x7c, 0x82, 0x88, 0x8e, 0x95,
 691   ], [
 692     0x13, 0x1f, 0x21, 0x24, 0x27, 0x29, 0x2d, 0x2f, 0x34, 0x37, 0x3a, 0x3d,
 693     0x40, 0x44, 0x48, 0x4c, 0x4f, 0x52, 0x56, 0x5a, 0x5e, 0x62, 0x66, 0x6b,
 694   ], [
 695     0x31, 0x42, 0x47, 0x47, 0x4d, 0x52, 0x58, 0x58, 0x5d, 0x63, 0x67, 0x6b,
 696     0x6f, 0x73, 0x78, 0x7c, 0x80, 0x84, 0x89, 0x8e, 0x93, 0x98, 0x9d, 0xa4,
 697   ]
 698 ];
 699 const INDEO5_QSCALE8_INTER: [[u8; 24]; 5] = [
 700   [
 701     0x0b, 0x11, 0x13, 0x14, 0x15, 0x16, 0x18, 0x1a, 0x1b, 0x1d, 0x20, 0x22,
 702     0x23, 0x25, 0x28, 0x2a, 0x2e, 0x32, 0x35, 0x39, 0x3d, 0x41, 0x44, 0x4a,
 703   ], [
 704     0x07, 0x14, 0x16, 0x18, 0x1b, 0x1e, 0x22, 0x25, 0x29, 0x2d, 0x31, 0x35,
 705     0x3a, 0x3f, 0x44, 0x4a, 0x50, 0x56, 0x5c, 0x63, 0x6a, 0x71, 0x78, 0x7e,
 706   ], [
 707     0x15, 0x25, 0x28, 0x2d, 0x30, 0x34, 0x3a, 0x3d, 0x42, 0x48, 0x4c, 0x51,
 708     0x56, 0x5b, 0x60, 0x65, 0x6b, 0x70, 0x76, 0x7c, 0x82, 0x88, 0x8f, 0x97,
 709   ], [
 710     0x13, 0x1f, 0x20, 0x22, 0x25, 0x28, 0x2b, 0x2d, 0x30, 0x33, 0x36, 0x39,
 711     0x3c, 0x3f, 0x42, 0x45, 0x48, 0x4b, 0x4e, 0x52, 0x56, 0x5a, 0x5e, 0x62,
 712   ], [
 713     0x3c, 0x52, 0x58, 0x5d, 0x63, 0x68, 0x68, 0x6d, 0x73, 0x78, 0x7c, 0x80,
 714     0x84, 0x89, 0x8e, 0x93, 0x98, 0x9d, 0xa3, 0xa9, 0xad, 0xb1, 0xb5, 0xba
 715   ]
 716 ];
 717 const INDEO5_QSCALE4_INTRA: [u8; 24] = [
 718     0x01, 0x0b, 0x0b, 0x0d, 0x0d, 0x0d, 0x0e, 0x0f, 0x10, 0x11, 0x13, 0x14,
 719     0x15, 0x16, 0x17, 0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20
 720 ];
 721 const INDEO5_QSCALE4_INTER: [u8; 24] = [
 722     0x0b, 0x0d, 0x0d, 0x0e, 0x11, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
 723     0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20, 0x21, 0x22, 0x23
 724 ];
 725
 726 pub fn get_decoder() -> Box<dyn NADecoder + Send> {
 727     Box::new(Indeo5Decoder::new(false))
 728 }
 729
 730 pub fn get_decoder_scalable() -> Box<dyn NADecoder + Send> {
 731     Box::new(Indeo5Decoder::new(true))
 732 }
 733
 734 #[cfg(test)]
 735 mod test {
 736     use nihav_core::codecs::RegisteredDecoders;
 737     use nihav_core::demuxers::RegisteredDemuxers;
 738     use nihav_codec_support::test::dec_video::*;
 739     use crate::indeo_register_all_decoders;
 740     use nihav_commonfmt::generic_register_all_demuxers;
 741     #[test]
 742     fn test_indeo5() {
 743         let mut dmx_reg = RegisteredDemuxers::new();
 744         generic_register_all_demuxers(&mut dmx_reg);
 745         let mut dec_reg = RegisteredDecoders::new();
 746         indeo_register_all_decoders(&mut dec_reg);
 747
 748         // sample: https://samples.mplayerhq.hu/V-codecs/IV50/sample.avi
 749         test_decoding("avi", "indeo5", "assets/Indeo/IV5/sample.avi", Some(100),
 750                       &dmx_reg, &dec_reg, ExpectedTestResult::MD5Frames(vec![
 751                             [0xcb451428, 0x5c8b1519, 0x96a81eda, 0x0c9cccf0],
 752                             [0x7554e11f, 0x3b60d661, 0x3bcd14b5, 0x036dcc16],
 753                             [0x92a20e68, 0x83418e5c, 0x640b6786, 0x9c867622],
 754                             [0x0b2cde46, 0x67b68ac5, 0xc152edc6, 0xda591ac3],
 755                             [0x9034354b, 0x81c66b57, 0xcb671505, 0x0062a75f],
 756                             [0x38606276, 0x547b83df, 0x4a22f079, 0x2afb8362],
 757                             [0x0d3fe5df, 0xadc8b042, 0x4ee9cb0d, 0xf9b79b11],
 758                             [0x2b0b1ddb, 0x612a163a, 0x47b5afc8, 0xeb4c79a5],
 759                             [0x8eadd17e, 0xc4c8c932, 0x57508232, 0x643e1498],
 760                             [0x0dcc7da2, 0x7b059de2, 0x0ff46dd9, 0x04c11f77],
 761                             [0xe358728a, 0xe42fc515, 0x8f5cc35f, 0x02973436],
 762                             [0x66847a32, 0x884b41f0, 0x0c3062bc, 0xb58d923b],
 763                             [0x555b2711, 0xbcb54b64, 0x5a6141e5, 0xa7b5cc44],
 764                             [0x0f326348, 0x5d36cb21, 0xe7f8210d, 0x8a43c2c5],
 765                             [0x4e7b18a3, 0x42146bbb, 0x04c4cf2b, 0x78fe3c0d],
 766                             [0x220f0721, 0xe681444a, 0x974bf97b, 0x9b658cfe],
 767                             [0x2d5a5f22, 0x23bd1ed8, 0xed383633, 0x5905422d],
 768                             [0x982ae872, 0x17b8f765, 0x3d1735af, 0xa2872d9f],
 769                             [0x743a2819, 0x392d856e, 0xf2ee64ca, 0x63101b79],
 770                             [0x0c9e0aa7, 0x79414f6b, 0x162c19a6, 0x86d69b96],
 771                             [0x3eae05ad, 0xbff350bb, 0x97e8a205, 0xfa8e42b2],
 772                             [0x0ccae893, 0xdfcf9885, 0xef39d053, 0x0a655a73],
 773                             [0x75e98d11, 0x83fab601, 0xe836a6d2, 0xb2a7c7cb],
 774                             [0x1565b1ce, 0x8ab813c5, 0xb1658413, 0xeebaf068],
 775                             [0xe2bb47dd, 0xc3c277a7, 0x8c6bd4be, 0xbbca989d],
 776                             [0xea97912e, 0xcd224d66, 0x76fd31c2, 0x7a854abf],
 777                             [0x8eebb842, 0x0534b043, 0xf55a3b65, 0x3868b974],
 778                             [0x82c55a0b, 0x5d18c3c8, 0xbdc40fd1, 0x5d11f2e2],
 779                             [0xda46bff0, 0xedc1e115, 0x77cb8b8a, 0xf5fd6ddf],
 780                             [0x7c9c19e9, 0x4188e742, 0xd8c2cbaf, 0x0ecd1aaa],
 781                             [0x33145d5b, 0x0c8e2f61, 0x2ab4b213, 0xf1cf9ebe],
 782                             [0x64f561e1, 0xae2aa75b, 0xe4d56a57, 0xdcc54d10],
 783                             [0x25545f02, 0x8c271a6a, 0x6b676110, 0xa348628b],
 784                             [0x8c33d2d7, 0x7dfc25a0, 0xbdb68979, 0xac7ce8f1],
 785                             [0x8adc7126, 0x71c4d390, 0x4b47aeed, 0x444dbd2b],
 786                             [0xaab41fbc, 0x2c6de4d8, 0x83b61f31, 0xc68879b1],
 787                             [0x90961b3a, 0x9a1d4b51, 0xbf34d9d1, 0xe90137a7],
 788                             [0x2e988439, 0x2d7e67ec, 0x9bfd6405, 0xd851ee32],
 789                             [0x3b2b45e8, 0x76225018, 0xa2632614, 0x06234ca9],
 790                             [0xd52dc6af, 0x36c0d185, 0x90f4a9d2, 0x0b024990],
 791                             [0x5ed3ebb2, 0xb19b49a2, 0xd691c27a, 0x7d52941c],
 792                             [0xcb22479a, 0x3713b23d, 0x24abe31b, 0x45877b4e],
 793                             [0x143aa9f1, 0xe7709011, 0xa6ef993b, 0x8e4f33e2],
 794                             [0xc8b1ad16, 0x820b4f85, 0xe9d1482a, 0x806af90c],
 795                             [0x4f1eda2b, 0xa73eac8c, 0x8004e66b, 0xa0804e11],
 796                             [0x668ceb7b, 0xad020ed3, 0x90687534, 0x96eded7e],
 797                             [0x8bbd77d0, 0x29fc1ae4, 0xc41fb7cf, 0x31b08f08],
 798                             [0x02d07857, 0x4ed79f55, 0x89cfe082, 0x97167616],
 799                             [0xd99dbf57, 0x87ef7406, 0x59c9abdf, 0xf664be32],
 800                             [0x6d2bd834, 0x6b61d6e5, 0x3fd282ce, 0xbc877248],
 801                             [0xb4dbab3f, 0x7006dded, 0x39608927, 0x9773b83e],
 802                             [0x6e1f21e8, 0xff1a76c0, 0x197dd40b, 0x3cedee3d],
 803                             [0x551f64b8, 0x98161c0f, 0xb93103a7, 0xac12366e],
 804                             [0x6854311c, 0x6bc09f24, 0x226ec3e9, 0x91507815],
 805                             [0xb106d988, 0x6c9cda70, 0xebf972ce, 0x97b1efa8],
 806                             [0x91b8c27b, 0x257ff731, 0x1589d60d, 0xcb2b3de9],
 807                             [0x819d3677, 0xa6afca81, 0x3d2b4ba9, 0xba8cc70f],
 808                             [0xfb2c67fa, 0x75af7785, 0xde6133b0, 0x1bb59f2c],
 809                             [0xceb72cd4, 0x8c581ccb, 0x803233f2, 0xb88a174b],
 810                             [0xe2811f64, 0xa488d42c, 0x3a62a574, 0x918df881],
 811                             [0x95a66cf8, 0x0529a646, 0x3bc15b00, 0xfb0eedc9],
 812                             [0x1e90f3ce, 0xa8f81b7f, 0x13d5445c, 0xc969a914],
 813                             [0x25287783, 0x19869a3d, 0x93672c2a, 0x07a57f5e],
 814                             [0x44dfacc0, 0x528ae192, 0x141721a9, 0x85b2a3d9],
 815                             [0x45f13c20, 0x90b07bb5, 0x9a155a2f, 0x3933fb77],
 816                             [0x40531c62, 0x437c14b6, 0xc03c8d39, 0x35f5ae87],
 817                             [0x32e58909, 0xdb068147, 0xa967c6cf, 0x33d9416a],
 818                             [0xa8c44523, 0x12a89332, 0xddd09ccf, 0x7b04c0d2],
 819                             [0xae00b8b4, 0x589efb18, 0xf8c1dec1, 0xfd9d867f],
 820                             [0xe2fc1828, 0x5f7a3b28, 0x72de1c32, 0xc01e6ea6],
 821                             [0x8be4c525, 0xcde70d98, 0xd7f5f5a1, 0xf39faadf],
 822                             [0x9c744944, 0x00a491f4, 0x665707a9, 0xa93fad9d],
 823                             [0x036f2525, 0x827ddd36, 0x989c99db, 0x6b9455fc],
 824                             [0x52c6b5d2, 0xfd4e23f9, 0xb620b0da, 0x462d7566],
 825                             [0x00ba54e6, 0xfe9021ae, 0xa8c65c37, 0xda979c78],
 826                             [0x6e11dca0, 0x41887539, 0x2b9781af, 0x94e6b930],
 827                             [0x086be7db, 0xcce50438, 0x2d94bc75, 0x00f4ebfe],
 828                             [0xd2216f7c, 0x33321d48, 0x8ce0f144, 0x34c1fd4f],
 829                             [0x9083c0fc, 0x6cb46451, 0xd8202b2f, 0xae5db326],
 830                             [0xe894be71, 0x0e1b6c67, 0x70d5e81f, 0x2075d5ff],
 831                             [0x7f9f10f7, 0x0a8df81d, 0x406cb9cc, 0x524879b5],
 832                             [0x4c329904, 0x6f939b2c, 0xd49f8bba, 0xad54aee5],
 833                             [0x92d68b43, 0x2c631f71, 0x98329455, 0x91971f7f],
 834                             [0x1b06289e, 0x4879af78, 0xc66d7c82, 0xda19e863],
 835                             [0x399741da, 0xd362b007, 0x8f94e50c, 0xcdd23209],
 836                             [0xa2063194, 0xc67f368a, 0x83462433, 0xe719c2db],
 837                             [0x9da0bfd1, 0x8977f90e, 0x7f2f4172, 0xab5213ff],
 838                             [0x82823c8f, 0xd7cdd62e, 0xac3a59ba, 0x17ef0fb9],
 839                             [0xb3e51375, 0xfebb3ad3, 0x54ffdda4, 0xfbf44cf9],
 840                             [0x261f8183, 0x8328012b, 0x47d7e527, 0xc19cca15],
 841                             [0xef25bfc7, 0x79460e21, 0xeb65f2ef, 0x63731f9f],
 842                             [0xd14fc8f5, 0x209123ea, 0xf5f1cf21, 0x93f84381],
 843                             [0xf5375f67, 0x0846d9a1, 0x07aaf802, 0xe753fa08],
 844                             [0x65a56edd, 0x4ea28e39, 0x10d17a7b, 0xa9445d87],
 845                             [0xbeb8eb53, 0xd01b9c94, 0xd1d15e41, 0x639307cc],
 846                             [0xc2272546, 0xd1701452, 0x2fe76cbd, 0xe1dd7697],
 847                             [0xff6c09f6, 0x1d7804c2, 0x1ca3a2f8, 0x3fffb67b],
 848                             [0xfe48f3fd, 0x0046ec25, 0x1ed4401a, 0xd67f4ed6],
 849                             [0x46c3c72f, 0x8398b8c1, 0xe26aff08, 0x0dd1ecbb],
 850                             [0xc7f49f94, 0xca32d87c, 0x2e063788, 0x0229c6c0],
 851                             [0xa9ec4820, 0x576c7877, 0xc21211c3, 0x502af3d3]]));
 852     }
 853 }