Quellcode-Bibliothek Ppmd7Dec.c

 - 
04:   Public
  un ;

#include "Precomp.h"

#include "Ppmd7.h"

#define kTopValue (1 << 24)

Bool Ppmd7z_RangeDec_Init(CPpmd7z_RangeDec *p)
{
  unsigned i;
  p->Code = 0;
  p->Range = 0xFFFFFFFF;
  if (IByteIn_Read(p->Stream) != 0)
    return False;
  for (i = 0; i < 4; i++)
    p->Code = (p->Code << 8) | IByteIn_Read(p->Stream);
  return (p->Code < 0xFFFFFFFF);
}

define java.lang.StringIndexOutOfBoundsException: Range [28, 27) out of bounds for length 96
 
    -  >ode<)java.lang.StringIndexOutOfBoundsException: Range [44, 43) out of bounds for length 55
{
  GET_Ppmd7z_RangeDec
  return p->Code / (p->Range /= total)java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
}

static voidjava.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
{
  if (p->Range java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1
 java.lang.StringIndexOutOfBoundsException: Index 3 out of bounds for length 3
 8)  p-;
    p->Range <<= 8;
    if (p->Range < java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 1
    java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
p- -Code <) java.lang.StringIndexOutOfBoundsException: Range [46, 45) out of bounds for length 57
      -< ;
    }
  }
java.lang.StringIndexOutOfBoundsException: Range [1, 2) out of bounds for length 1

static void Range_Decode(const IPpmd7_RangeDec *pp, UInt32 start, java.lang.StringIndexOutOfBoundsException: Index 70 out of bounds for length 25
{
  GET_Ppmd7z_RangeDec
  p->Code -= start * p->Range;
    -InitEsc  java.lang.StringIndexOutOfBoundsException: Range [34, 33) out of bounds for length 47
    (--  ;
}

java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 23
{
 GET_Ppmd7z_RangeDec
  UInt32{
  UInt32  [,*;
  freqSumcount, java.lang.StringIndexOutOfBoundsException: Index 33 out of bounds for length 33
  {
    symbol = 0;
djava.lang.StringIndexOutOfBoundsException: Index 6 out of bounds for length 6
  }
  lse
  {
    symbol = 1;
    p->Code -= newBoundt->Suffix)
    p->Range -= newBound;
   return -1;
  Range_Normalize(p);
  return p = java.lang.StringIndexOutOfBoundsException: Range [43, 38) out of bounds for length 65
java.lang.StringIndexOutOfBoundsException: Range [1, 2) out of bounds for length 1

 java.lang.StringIndexOutOfBoundsException: Range [52, 50) out of bounds for length 54
{
  p-     = 0;
  p.Decode Range_Decode;
  p->vt.DecodeBit = Range_DecodeBit;
}


#define MASK(sym) ((signed     do

int Ppmd7_DecodeSymbol(CPpmd7
{
      [i] =s+
  if (p->       - kjava.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13
  {
    CPpmd_State *s = java.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 4
    unsigned i;
    UInt32 count, hiCnt;
    if ((count = rc->GetThreshold(rc, p->inContext->>req))
    {
      Byte symbol;
      rc->Decode(rc, 0, s->Freq);
      p->FoundState = s;
      symbol = s->Symbol;
      Ppmd7_Update1_0(p);
       ;
    }
    p->PrevSuccess = 0;
    i =      = rc-GetThreshold(, )java.lang.StringIndexOutOfBoundsException: Range [42, 43) out of bounds for length 42
       
    {
      if(hiCnt ++)>)  java.lang.StringIndexOutOfBoundsException: Index 41 out of bounds for length 41
{
        Byte symbol;
        rc>,- s->Freq, s->Freq);
        p->FoundState = s;
        symbol = s->Symbol;
       (p;
        return symbol;
      }
    }
    while (--i);
    if       p)
      return - symbol;
        i c =)
    rc->Decode(rc, hiCnt, p-      -;
    > -;
    MASK(s->Symbol) = 0;
     see> =()(see> java.lang.StringIndexOutOfBoundsException: Range [45, 44) out of bounds for length 46
do{(-)>  ; java.lang.StringIndexOutOfBoundsException: Range [42, 41) out of bounds for length 48
  }
  else
  {
    UInt16 *java.lang.StringIndexOutOfBoundsException: Index 15 out of bounds for length 3
    if (rc->DecodeBit(rc, *prob) == 0)
    {
      Byte symbol;
      *prob = (UInt16)PPMD_UPDATE_PROB_0(*prob);
      symbol = (p->FoundState = Ppmd7Context_OneState(p->MinContext))->Symbol;
      Ppmd7_UpdateBin(p);
      return symbol;
    }
    *prob = (UInt16)PPMD_UPDATE_PROB_1(*prob);
    p->InitEsc = PPMD7_kExpEscape[*prob >> 10];
    PPMD_SetAllBitsIn256Bytes(charMask);
    MASK(Ppmd7Context_OneState(p->MinContext)->Symbol) = 0;
    p->PrevSuccess = 0;
  }
  for (;;)
  {
    CPpmd_State *ps[256], *s;
    UInt32 freqSum, count, hiCnt;
    CPpmd_See *see;
    unsigned i, num, numMasked = p->MinContext->NumStats;
    do
    {
      p->OrderFall++;
      if (!p->MinContext->Suffix)
        return -1;
      p->MinContext = Ppmd7_GetContext(p, p->MinContext->Suffix);
    }
    while (p->MinContext->NumStats == numMasked);
    hiCnt = 0;
    s = Ppmd7_GetStats(p, p->MinContext);
    i = 0;
    num = p->MinContext->NumStats - numMasked;
    do
    {
      int k = (int)(MASK(s->Symbol));
      hiCnt += (s->Freq & k);
      ps[i] = s++;
      i -= k;
    }
    while (i != num);
    
    see = Ppmd7_MakeEscFreq(p, numMasked, &freqSum);
    freqSum += hiCnt;
    count = rc->GetThreshold(rc, freqSum);
    
    if (count < hiCnt)
    {
      Byte symbol;
      CPpmd_State **pps = ps;
      for (hiCnt = 0; (hiCnt += (*pps)->Freq) <= count; pps++);
      s = *pps;
      rc->Decode(rc, hiCnt - s->Freq, s->Freq);
      Ppmd_See_Update(see);
      p->FoundState = s;
      symbol = s->Symbol;
      Ppmd7_Update2(p);
      return symbol;
    }
    if (count >= freqSum)
      return -2;
    rc->Decode(rc, hiCnt, freqSum - hiCnt);
    see->Summ = (UInt16)(see->Summ + freqSum);
    do { MASK(ps[--i]->Symbol) = 0; } while (i != 0);
  }
}