| /*
|
| ** Copyright 2003-2010, VisualOn, Inc.
|
| **
|
| ** Licensed under the Apache License, Version 2.0 (the "License");
|
| ** you may not use this file except in compliance with the License.
|
| ** You may obtain a copy of the License at
|
| **
|
| ** http://www.apache.org/licenses/LICENSE-2.0
|
| **
|
| ** Unless required by applicable law or agreed to in writing, software
|
| ** distributed under the License is distributed on an "AS IS" BASIS,
|
| ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
| ** See the License for the specific language governing permissions and
|
| ** limitations under the License.
|
| */
|
| /*******************************************************************************
|
| File: quantize.h
|
|
|
| Content: Quantization functions
|
|
|
| *******************************************************************************/ |
| |
| #ifndef _QUANTIZE_H_ |
| #define _QUANTIZE_H_ |
| #include "typedefs.h" |
| |
| /* quantizing */ |
| |
| #define MAX_QUANT 8191 |
| |
| void QuantizeSpectrum(Word16 sfbCnt, |
| Word16 maxSfbPerGroup, |
| Word16 sfbPerGroup, |
| Word16 *sfbOffset, Word32 *mdctSpectrum, |
| Word16 globalGain, Word16 *scalefactors, |
| Word16 *quantizedSpectrum); |
| |
| Word32 calcSfbDist(const Word32 *spec, |
| Word16 sfbWidth, |
| Word16 gain); |
| |
| #endif /* _QUANTIZE_H_ */ |