| 227 | |
| 228 | |
| 229 | void Unpack::LongLZ() |
| 230 | { |
| 231 | unsigned int Length; |
| 232 | unsigned int Distance; |
| 233 | unsigned int DistancePlace,NewDistancePlace; |
| 234 | unsigned int OldAvr2,OldAvr3; |
| 235 | |
| 236 | NumHuf=0; |
| 237 | Nlzb+=16; |
| 238 | if (Nlzb > 0xff) |
| 239 | { |
| 240 | Nlzb=0x90; |
| 241 | Nhfb >>= 1; |
| 242 | } |
| 243 | OldAvr2=AvrLn2; |
| 244 | |
| 245 | unsigned int BitField=Inp.fgetbits(); |
| 246 | if (AvrLn2 >= 122) |
| 247 | Length=DecodeNum(BitField,STARTL2,DecL2,PosL2); |
| 248 | else |
| 249 | if (AvrLn2 >= 64) |
| 250 | Length=DecodeNum(BitField,STARTL1,DecL1,PosL1); |
| 251 | else |
| 252 | if (BitField < 0x100) |
| 253 | { |
| 254 | Length=BitField; |
| 255 | Inp.faddbits(16); |
| 256 | } |
| 257 | else |
| 258 | { |
| 259 | for (Length=0;((BitField<<Length)&0x8000)==0;Length++) |
| 260 | ; |
| 261 | Inp.faddbits(Length+1); |
| 262 | } |
| 263 | |
| 264 | AvrLn2 += Length; |
| 265 | AvrLn2 -= AvrLn2 >> 5; |
| 266 | |
| 267 | BitField=Inp.fgetbits(); |
| 268 | if (AvrPlcB > 0x28ff) |
| 269 | DistancePlace=DecodeNum(BitField,STARTHF2,DecHf2,PosHf2); |
| 270 | else |
| 271 | if (AvrPlcB > 0x6ff) |
| 272 | DistancePlace=DecodeNum(BitField,STARTHF1,DecHf1,PosHf1); |
| 273 | else |
| 274 | DistancePlace=DecodeNum(BitField,STARTHF0,DecHf0,PosHf0); |
| 275 | |
| 276 | AvrPlcB += DistancePlace; |
| 277 | AvrPlcB -= AvrPlcB >> 8; |
| 278 | while (1) |
| 279 | { |
| 280 | Distance = ChSetB[DistancePlace & 0xff]; |
| 281 | NewDistancePlace = NToPlB[Distance++ & 0xff]++; |
| 282 | if (!(Distance & 0xff)) |
| 283 | CorrHuff(ChSetB,NToPlB); |
| 284 | else |
| 285 | break; |
| 286 | } |