1. arrange the order of profile ID enums 2. add directory "external" and move SBC codec source into it
201 lines
6.2 KiB
C
201 lines
6.2 KiB
C
/******************************************************************************
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*
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* Copyright (C) 1999-2012 Broadcom Corporation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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******************************************************************************/
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/******************************************************************************
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*
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* This file contains constants and structures used by Encoder.
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*
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******************************************************************************/
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#ifndef SBC_ENCODER_H
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#define SBC_ENCODER_H
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#define ENCODER_VERSION "0025"
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#ifdef BUILDCFG
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#include "bt_target.h"
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#endif
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/*DEFINES*/
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#ifndef FALSE
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#define FALSE 0
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#endif
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#ifndef TRUE
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#define TRUE (!FALSE)
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#endif
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#define SBC_MAX_NUM_OF_SUBBANDS 8
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#define SBC_MAX_NUM_OF_CHANNELS 2
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#define SBC_MAX_NUM_OF_BLOCKS 16
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#define SBC_LOUDNESS 0
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#define SBC_SNR 1
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#define SUB_BANDS_8 8
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#define SUB_BANDS_4 4
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#define SBC_sf16000 0
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#define SBC_sf32000 1
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#define SBC_sf44100 2
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#define SBC_sf48000 3
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#define SBC_MONO 0
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#define SBC_DUAL 1
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#define SBC_STEREO 2
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#define SBC_JOINT_STEREO 3
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#define SBC_BLOCK_0 4
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#define SBC_BLOCK_1 8
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#define SBC_BLOCK_2 12
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#define SBC_BLOCK_3 16
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#define SBC_NULL 0
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#ifndef SBC_MAX_NUM_FRAME
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#define SBC_MAX_NUM_FRAME 1
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#endif
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#ifndef SBC_DSP_OPT
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#define SBC_DSP_OPT FALSE
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#endif
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/* Set SBC_USE_ARM_PRAGMA to TRUE to use "#pragma arm section zidata" */
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#ifndef SBC_USE_ARM_PRAGMA
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#define SBC_USE_ARM_PRAGMA FALSE
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#endif
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/* Set SBC_ARM_ASM_OPT to TRUE in case the target is an ARM */
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/* this will replace all the 32 and 64 bit mult by in line assembly code */
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#ifndef SBC_ARM_ASM_OPT
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#define SBC_ARM_ASM_OPT FALSE
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#endif
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/* green hill compiler option -> Used to distinguish the syntax for inline assembly code*/
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#ifndef SBC_GHS_COMPILER
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#define SBC_GHS_COMPILER FALSE
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#endif
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/* ARM compiler option -> Used to distinguish the syntax for inline assembly code */
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#ifndef SBC_ARM_COMPILER
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#define SBC_ARM_COMPILER TRUE
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#endif
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/* Set SBC_IPAQ_OPT to TRUE in case the target is an ARM */
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/* 32 and 64 bit mult will be performed using SINT64 ( usualy __int64 ) cast that usualy give optimal performance if supported */
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#ifndef SBC_IPAQ_OPT
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#define SBC_IPAQ_OPT TRUE
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#endif
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/* Debug only: set SBC_IS_64_MULT_IN_WINDOW_ACCU to TRUE to use 64 bit multiplication in the windowing */
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/* -> not recomended, more MIPS for the same restitution. */
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#ifndef SBC_IS_64_MULT_IN_WINDOW_ACCU
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#define SBC_IS_64_MULT_IN_WINDOW_ACCU FALSE
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#endif /*SBC_IS_64_MULT_IN_WINDOW_ACCU */
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/* Set SBC_IS_64_MULT_IN_IDCT to TRUE to use 64 bits multiplication in the DCT of Matrixing */
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/* -> more MIPS required for a better audio quality. comparasion with the SIG utilities shows a division by 10 of the RMS */
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/* CAUTION: It only apply in the if SBC_FAST_DCT is set to TRUE */
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#ifndef SBC_IS_64_MULT_IN_IDCT
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#define SBC_IS_64_MULT_IN_IDCT FALSE
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#endif /*SBC_IS_64_MULT_IN_IDCT */
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/* set SBC_IS_64_MULT_IN_QUANTIZER to TRUE to use 64 bits multiplication in the quantizer */
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/* setting this flag to FALSE add whistling noise at 5.5 and 11 KHz usualy not perceptible by human's hears. */
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#ifndef SBC_IS_64_MULT_IN_QUANTIZER
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#define SBC_IS_64_MULT_IN_QUANTIZER TRUE
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#endif /*SBC_IS_64_MULT_IN_IDCT */
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/* Debug only: set this flag to FALSE to disable fast DCT algorithm */
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#ifndef SBC_FAST_DCT
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#define SBC_FAST_DCT TRUE
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#endif /*SBC_FAST_DCT */
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/* In case we do not use joint stereo mode the flag save some RAM and ROM in case it is set to FALSE */
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#ifndef SBC_JOINT_STE_INCLUDED
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#define SBC_JOINT_STE_INCLUDED TRUE
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#endif
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/* TRUE -> application should provide PCM buffer, FALSE PCM buffer reside in SBC_ENC_PARAMS */
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#ifndef SBC_NO_PCM_CPY_OPTION
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#define SBC_NO_PCM_CPY_OPTION FALSE
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#endif
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#define MINIMUM_ENC_VX_BUFFER_SIZE (8*10*2)
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#ifndef ENC_VX_BUFFER_SIZE
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#define ENC_VX_BUFFER_SIZE (MINIMUM_ENC_VX_BUFFER_SIZE + 64)
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/*#define ENC_VX_BUFFER_SIZE MINIMUM_ENC_VX_BUFFER_SIZE + 1024*/
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#endif
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#ifndef SBC_FOR_EMBEDDED_LINUX
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#define SBC_FOR_EMBEDDED_LINUX FALSE
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#endif
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/*constants used for index calculation*/
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#define SBC_BLK (SBC_MAX_NUM_OF_CHANNELS * SBC_MAX_NUM_OF_SUBBANDS)
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#include "sbc_types.h"
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typedef struct SBC_ENC_PARAMS_TAG {
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SINT16 s16SamplingFreq; /* 16k, 32k, 44.1k or 48k*/
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SINT16 s16ChannelMode; /* mono, dual, streo or joint streo*/
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SINT16 s16NumOfSubBands; /* 4 or 8 */
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SINT16 s16NumOfChannels;
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SINT16 s16NumOfBlocks; /* 4, 8, 12 or 16*/
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SINT16 s16AllocationMethod; /* loudness or SNR*/
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SINT16 s16BitPool; /* 16*numOfSb for mono & dual;
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32*numOfSb for stereo & joint stereo */
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UINT16 u16BitRate;
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UINT8 u8NumPacketToEncode; /* number of sbc frame to encode. Default is 1 */
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#if (SBC_JOINT_STE_INCLUDED == TRUE)
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SINT16 as16Join[SBC_MAX_NUM_OF_SUBBANDS]; /*1 if JS, 0 otherwise*/
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#endif
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SINT16 s16MaxBitNeed;
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SINT16 as16ScaleFactor[SBC_MAX_NUM_OF_CHANNELS * SBC_MAX_NUM_OF_SUBBANDS];
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SINT16 *ps16NextPcmBuffer;
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#if (SBC_NO_PCM_CPY_OPTION == TRUE)
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SINT16 *ps16PcmBuffer;
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#else
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SINT16 as16PcmBuffer[SBC_MAX_NUM_FRAME * SBC_MAX_NUM_OF_BLOCKS * SBC_MAX_NUM_OF_CHANNELS * SBC_MAX_NUM_OF_SUBBANDS];
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#endif
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SINT16 s16ScartchMemForBitAlloc[16];
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SINT32 s32SbBuffer[SBC_MAX_NUM_OF_CHANNELS * SBC_MAX_NUM_OF_SUBBANDS * SBC_MAX_NUM_OF_BLOCKS];
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SINT16 as16Bits[SBC_MAX_NUM_OF_CHANNELS * SBC_MAX_NUM_OF_SUBBANDS];
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UINT8 *pu8Packet;
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UINT8 *pu8NextPacket;
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UINT16 FrameHeader;
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UINT16 u16PacketLength;
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} SBC_ENC_PARAMS;
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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extern void SBC_Encoder(SBC_ENC_PARAMS *strEncParams);
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extern void SBC_Encoder_Init(SBC_ENC_PARAMS *strEncParams);
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#ifdef __cplusplus
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}
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#endif
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#endif
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