diff options
Diffstat (limited to 'embdrv/sbc/encoder/srce/sbc_enc_bit_alloc_ste.c')
| -rw-r--r-- | embdrv/sbc/encoder/srce/sbc_enc_bit_alloc_ste.c | 43 |
1 files changed, 27 insertions, 16 deletions
diff --git a/embdrv/sbc/encoder/srce/sbc_enc_bit_alloc_ste.c b/embdrv/sbc/encoder/srce/sbc_enc_bit_alloc_ste.c index cbcb809..75d1630 100644 --- a/embdrv/sbc/encoder/srce/sbc_enc_bit_alloc_ste.c +++ b/embdrv/sbc/encoder/srce/sbc_enc_bit_alloc_ste.c @@ -1,16 +1,27 @@ /****************************************************************************** -** -** File Name: $RCSfile: sbc_enc_bit_alloc_ste.c,v $ -** -** Description: This file contains the code for bit allocation algorithm. -** It calculates the number of bits required for the encoded stream of data. -** -** Revision : $Id: sbc_enc_bit_alloc_ste.c,v 1.9 2006/03/31 17:17:07 mjougit Exp $ -** -** Copyright (c) 1999-2002, Widcomm Inc., All Rights Reserved. -** Widcomm Bluetooth Core. Proprietary and confidential. -** -******************************************************************************/ + * + * Copyright (C) 1999-2012 Broadcom Corporation + * + * 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. + * + ******************************************************************************/ + +/****************************************************************************** + * + * This file contains the code for bit allocation algorithm. It calculates + * the number of bits required for the encoded stream of data. + * + ******************************************************************************/ /*Includes*/ #include "sbc_encoder.h" @@ -22,7 +33,7 @@ extern const SINT16 sbc_enc_as16Offset8[4][8]; /**************************************************************************** * BitAlloc - Calculates the required number of bits for the given scale factor -* and the number of subbands. +* and the number of subbands. * * RETURNS : N/A */ @@ -101,7 +112,7 @@ void sbc_enc_bit_alloc_ste(SBC_ENC_PARAMS *pstrCodecParams) s32BitCount -= s32SliceCount; s32SliceCount = 0; ps16GenBufPtr = ps16BitNeed; - + for (s32Sb = 0; s32Sb < 2*s32NumOfSubBands; s32Sb++) { if ( (*ps16GenBufPtr >= s32BitSlice + 1) && (*ps16GenBufPtr < s32BitSlice + 16) ) @@ -131,7 +142,7 @@ void sbc_enc_bit_alloc_ste(SBC_ENC_PARAMS *pstrCodecParams) if (*ps16GenBufPtr < s32BitSlice+2) *ps16GenArrPtr = 0; else - *ps16GenArrPtr = ((*(ps16GenBufPtr)-s32BitSlice) < 16) ? + *ps16GenArrPtr = ((*(ps16GenBufPtr)-s32BitSlice) < 16) ? (SINT16)(*(ps16GenBufPtr)-s32BitSlice):16; ps16GenBufPtr++; ps16GenArrPtr++; @@ -162,7 +173,7 @@ void sbc_enc_bit_alloc_ste(SBC_ENC_PARAMS *pstrCodecParams) s32Sb++; ps16GenBufPtr = ps16BitNeed+s32Sb; ps16GenArrPtr = pstrCodecParams->as16Bits+s32Sb; - + } else { |