1 /******************************************************************************
2  *
3  *  Copyright 1999-2012 Broadcom Corporation
4  *
5  *  Licensed under the Apache License, Version 2.0 (the "License");
6  *  you may not use this file except in compliance with the License.
7  *  You may obtain a copy of the License at:
8  *
9  *  http://www.apache.org/licenses/LICENSE-2.0
10  *
11  *  Unless required by applicable law or agreed to in writing, software
12  *  distributed under the License is distributed on an "AS IS" BASIS,
13  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  *  See the License for the specific language governing permissions and
15  *  limitations under the License.
16  *
17  ******************************************************************************/
18 
19 /******************************************************************************
20  *
21  *  Function declarations.
22  *
23  ******************************************************************************/
24 
25 #ifndef SBC_FUNCDECLARE_H
26 #define SBC_FUNCDECLARE_H
27 
28 #include "sbc_encoder.h"
29 /* Global data */
30 #if (SBC_IS_64_MULT_IN_WINDOW_ACCU == FALSE)
31 extern const int16_t gas32CoeffFor4SBs[];
32 extern const int16_t gas32CoeffFor8SBs[];
33 #else
34 extern const int32_t gas32CoeffFor4SBs[];
35 extern const int32_t gas32CoeffFor8SBs[];
36 #endif
37 
38 /* Global functions*/
39 
40 extern void sbc_enc_bit_alloc_mono(SBC_ENC_PARAMS* CodecParams);
41 extern void sbc_enc_bit_alloc_ste(SBC_ENC_PARAMS* CodecParams);
42 
43 extern void SbcAnalysisInit(void);
44 
45 extern void SbcAnalysisFilter4(SBC_ENC_PARAMS* strEncParams, int16_t* input);
46 extern void SbcAnalysisFilter8(SBC_ENC_PARAMS* strEncParams, int16_t* input);
47 
48 extern void SBC_FastIDCT8(int32_t* pInVect, int32_t* pOutVect);
49 extern void SBC_FastIDCT4(int32_t* x0, int32_t* pOutVect);
50 
51 extern uint32_t EncPacking(SBC_ENC_PARAMS* strEncParams, uint8_t* output);
52 extern void EncQuantizer(SBC_ENC_PARAMS*);
53 #if (SBC_DSP_OPT == TRUE)
54 int32_t SBC_Multiply_32_16_Simplified(int32_t s32In2Temp, int32_t s32In1Temp);
55 #endif
56 #endif
57