internal void Encode(Encoder encoder, uint symbol) { // encoder.EncodeBit(Prob, kNumBitModelTotalBits, symbol); // UpdateModel(symbol); uint newBound = (encoder.Range >> kNumBitModelTotalBits) * Prob; if (symbol == 0) { encoder.Range = newBound; Prob += (kBitModelTotal - Prob) >> kNumMoveBits; } else { encoder.Low += newBound; encoder.Range -= newBound; Prob -= (Prob) >> kNumMoveBits; } if (encoder.Range < Encoder.kTopValue) { encoder.Range <<= 8; encoder.ShiftLow(); } }