初版
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#ifndef AUDIO_DECODE_COMMON_API_H
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#define AUDIO_DECODE_COMMON_API_H
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#include "cpu.h"
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/********************* DEC *********************/
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//通用解码器配置信息
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#define PLAY_MOD_NORMAL 0x00
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#define PLAY_MOD_FF 0x01
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#define PLAY_MOD_FB 0x02
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#define SET_DECODE_MODE 0x80
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typedef struct _AUDIO_DECODE_PARA {
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u32 mode;
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} AUDIO_DECODE_PARA;
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typedef struct _deccfg_inf {
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u32 bitwidth; //16_24(s32)
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u32 channels; //最多支持的声道数
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u32 sr; //最大支持的采样率.
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} deccfg_inf;
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typedef struct decoder_inf {
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u32 sr ; ///< sample rate
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u32 br ; ///< bit rate
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u32 nch ; ///<声道
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u32 total_time; ///<总时间
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} dec_inf_t ;
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enum { //format_check 格式检查返回值, FORMAT_OK可继续调run,
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//sdk根据获取的解码信息位宽、采样率、声道数控制是否支持解码.
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FORMAT_OK = 0,
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FORMAT_OK_BUT_NO_SUPPORT, //格式正确不支持的其他参数.
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FORMAT_ERR,
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FORMAT_NOT_DETECTED,
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FORMAT_OK_UNSUPPORTED_BPS, //不支持的位宽.
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FORMAT_OK_UNSUPPORTED_NSR, //不支持的采样率.
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FORMAT_OK_UNSUPPORTED_NCH, //不支持的声道数.
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FORMAT_OK_UNSUPPORTED_BLK, //不支持的块长度.
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M4A_MEMORY_NOT_ENOUGH = 0x10,
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};
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//编解码器错误的返回值
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enum {
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MAD_ERROR_FILE_END = 0x40, //文件结束
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MAD_ERROR_FILESYSTEM_ERR = 0x41,
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MAD_ERROR_DISK_ERR = 0x42,
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MAD_ERROR_SYNC_LIMIT = 0x43,
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MAD_ERROR_FF_FR_FILE_END = 0x44, //快进到文件结束了
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MAD_ERROR_FF_FR_END = 0x45,
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MAD_ERROR_FF_FR_FILE_START = 0x46, //快退到头
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MAD_ERROR_LIMIT = 0x47,
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MAD_ERROR_NODATA = 0x48, //读不到数了
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MAD_ERROR_UNKNOWN_REQ_INDEX_CODEBOOK = 0x49,
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MAD_ERROR_BLOCK_CODE_LOOKUP_FAILED = 0x4a,
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MAD_ERROR_SUBFRAME_COUNTER = 0x4b,
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MAD_ERROR_BITALLOC = 0x4c,
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MAD_ERROR_HEADER_CHECK = 0x4d,
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MAD_ERROR_FOOTER_CHECK = 0x4e,
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MAD_ERROR_SYNC = 0x4f,
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MAD_ERROR_DSPBUSY = 0x50,
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MAD_ERROR_FRLEN_OVFLOW = 0x60,
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MAD_ERROR_DEODE_ELSE_ERR = 0x61,
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BT_AAC_NODATA_OR_FRLEN_ERR = 0x62,
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DECODER_ERR_OUT_SPACE = 0x80,
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DECODER_ERR_UNFINISH,
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};
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//通用解码器api
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struct if_decoder_io {
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void *priv ;
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int (*input)(void *priv, u32 addr, void *buf, int len, u8 type);
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/*
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priv -- 私有结构体，由初始化函数提供。
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addr -- 文件位置
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buf -- 读入地址
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len -- 读入长度 512 的整数倍
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type -- 0 --同步读（等到数据读回来，函数才返回） ，1 -- 异步读（不等数据读回来，函数就放回）
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*/
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int (*check_buf)(void *priv, u32 addr, void *buf);
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int (*output)(void *priv, void *data, int len);
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u32(*get_lslen)(void *priv);
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u32(*store_rev_data)(void *priv, u32 addr, int len);
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int (*input_fr)(void *priv, void **buf);
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};
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typedef struct if_decoder_io IF_DECODER_IO;
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typedef struct __audio_decoder_ops {
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char *name; ///< 解码器名称
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u32(*open)(void *work_buf, void *stk_buf, const struct if_decoder_io *decoder_io, u8 *bk_point_ptr, void *dci); ///<打开解码器
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u32(*format_check)(void *work_buf, void *stk_buf); ///<格式检查
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u32(*run)(void *work_buf, u32 type, void *stk_buf); ///<主循环
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dec_inf_t *(*get_dec_inf)(void *work_buf); ///<获取解码信息
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u32(*get_playtime)(void *work_buf); ///<获取播放时间
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u32(*get_bp_inf)(void *work_buf); ///<获取断点信息;返回断点信息存放的地址
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//u32 (*need_workbuf_size)() ; ///<获取整个解码所需的buffer
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u32(*need_dcbuf_size)(void *dci); ///<获取解码需要的buffer
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u32(*need_skbuf_size)(void *dci); ///<获取解码过程中stack_buf的大小
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u32(*need_bpbuf_size)(void *dci); ///<获取保存断点信息需要的buffer的长度
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//void (*set_dcbuf)(void* ptr); ///<设置解码buffer
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//void (*set_bpbuf)(void *work_buf,void* ptr); ///<设置断点保存buffer
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void (*set_step)(void *work_buf, u32 step); ///<设置快进快进步长。
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void (*set_err_info)(void *work_buf, u32 cmd, u8 *ptr, u32 size); ///<设置解码的错误条件
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u32(*dec_config)(void *work_buf, u32 cmd, void *parm);
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} audio_decoder_ops, decoder_ops_t;
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#endif
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@@ -0,0 +1,37 @@
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#ifndef AUDIO_ENCODE_COMMON_API_H
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#define AUDIO_ENCODE_COMMON_API_H
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#include "cpu.h"
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/*********************** ENC *************************/
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typedef struct _EN_FILE_IO_ {
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void *priv;
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u16(*input_data)(void *priv, s16 *buf, u8 channel, u16 len);
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u32(*output_data)(void *priv, u8 *buf, u16 len);
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} EN_FILE_IO;
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typedef struct _ENC_DATA_INFO_ {
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u16 sr; ///<sample rate
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u16 br; ///<mp2的时候它是bitrate，但是adpcm的时候，它是blockSize,一般配成256/512/1024/2048，超过2048会被限制成2048
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u32 nch;
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u8 bit_width;
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} ENC_DATA_INFO;
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typedef struct _ENC_OPS {
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u32(*need_buf)(u32 channel);
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void (*open)(void *ptr, EN_FILE_IO *audioIO);
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void (*set_info)(void *ptr, ENC_DATA_INFO *data_info);
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u32(*init)(void *ptr);
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u32(*run)(void *ptr);
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u8 *(*write_head)(void *ptr, u16 *len);
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u32(*get_time)(void *ptr);
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} ENC_OPS;
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#endif
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#ifndef OPUS_CODEC_API_H
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#define OPUS_CODEC_API_H
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#include "audio_encode_common_api.h"
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#include "audio_decode_common_api.h"
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/******************* ENC *******************/
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typedef struct _OPUS_EN_FILE_IO_ {
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void *priv;
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u16(*input_data)(void *priv, s16 *buf, u8 channel, u16 points); //short 2字节一个点.
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u32(*output_data)(void *priv, u8 *buf, u16 len); //bytes
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} OPUS_EN_FILE_IO;
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/******************** DEC **********************/
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typedef struct _OPUS_ENC_PARA_ {
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int sr; //samplerate: fixed_16000.
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int br; //bitrate: old:16000/32000/64000. --->new:16000~80000.16~80kbps.
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u16 nch; //channels fixed_1. 仅支持单声道编码.
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u16 format_mode; //封装格式: 0:百度无头. 1:酷狗_eng+range. 2:ogg封装,pc软件可播放. 3:size+rangeFinal. 源码可兼容版本.
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u16 complexity; //0.1.2.3. 3质量最好.速度要求最高.
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u16 frame_ms; //20|40|60|80|100ms.
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} OPUS_ENC_PARA;
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typedef struct __OPUS_ENC_OPS {
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u32(*need_buf)(OPUS_ENC_PARA *para);
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u32(*open)(u8 *ptr, OPUS_EN_FILE_IO *audioIO, OPUS_ENC_PARA *para);
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u32(*run)(u8 *ptr);
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} OPUS_ENC_OPS;
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extern OPUS_ENC_OPS *get_opus_enc_ops(void);
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typedef struct __OPUSLIB_DEC_OPS {
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u32(*need_buf)(int bitwidth);
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u32(*open)(u32 *ptr, int br_index, int bitwidth);
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u32(*run)(u32 *ptr, char *frame_data, short *frame_out);
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} opuslib_dec_ops;
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typedef struct _BR_CONTEXT_ {
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int br_index;
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} BR_CONTEXT;
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#define SET_DEC_SR 0x91
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// ogg_opus 解码设置
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#define SET_OPUS_RAWDTF 0x90 //设置OPUS 为raw 数据. 带8字节packet头(4字节大端包长+4字节range校验值)
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#define SET_OPUS_CBR_PKTLEN 0x91 //设置OPUS 为raw 数据 + CBR_OPUS 包长,可能有多帧共用TOC. 返回0设置成功.
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typedef struct _AUDIO_OPUS_PKTLEN {
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u32 opus_pkt_len; //SET_OPUS_CBR_PKTLEN
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} AUDIO_OPUS_PKTLEN;
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extern opuslib_dec_ops *getopuslibdec_ops();
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#define OPUS_INDATA_SUPPORT_FILE 1 // 支持文件类型数据
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#define OPUS_SR_8000_OUT_POINTS (160)
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#define OPUS_SR_16000_OUT_POINTS (320)
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#endif
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/*
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*
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* Bluetooth low-complexity, subband codec (SBC) library
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*
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* Copyright (C) 2008-2010 Nokia Corporation
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* Copyright (C) 2004-2010 Marcel Holtmann <marcel@holtmann.org>
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* Copyright (C) 2004-2005 Henryk Ploetz <henryk@ploetzli.ch>
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* Copyright (C) 2005-2006 Brad Midgley <bmidgley@xmission.com>
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*
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#ifndef __SBC_ENC_H
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#define __SBC_ENC_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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//typedef unsigned char uint8 ,u8 ,U8 ,uint8_t;
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//typedef unsigned short int uint16 ,UINT16 ,U16 ,u16 ,uint16_t;
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//typedef unsigned int uint32 ,UINT32,U32 ,u32 ,uint32_t ,uintptr_t;
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//typedef signed char sint8 ,s8 ,S8,int8 ,int8_t;
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//typedef signed short int sint16 ,SINT16 ,S16 ,s16,int16,INT16,int16_t ;
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//typedef signed int sint32 ,SINT32,S32 ,s32,int32 ,INT32;//,;
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//typedef unsigned int size_t,ssize_t;
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//typedef int int32_t ;
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//typedef unsigned __int64 int64_t;
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//typedef __int64 uint64_t ;
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//#include "typedef.h"
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//#include <stdint.h>
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//#include <sys/types.h>
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#include <stddef.h>
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#ifndef __GNUC__
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#define SBC_ENCODE
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#endif
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/* sampling frequency */
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#define SBC_FREQ_16000 0x00
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#define SBC_FREQ_32000 0x01
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#define SBC_FREQ_44100 0x02
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#define SBC_FREQ_48000 0x03
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/* blocks */
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#define SBC_BLK_4 0x00
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#define SBC_BLK_8 0x01
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#define SBC_BLK_12 0x02
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#define SBC_BLK_16 0x03
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/* channel mode */
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#define SBC_MODE_MONO 0x00
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#define SBC_MODE_DUAL_CHANNEL 0x01
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#define SBC_MODE_STEREO 0x02
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#define SBC_MODE_JOINT_STEREO 0x03
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/* allocation method */
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#define SBC_AM_LOUDNESS 0x00
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#define SBC_AM_SNR 0x01
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/* subbands */
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#define SBC_SB_4 0x00
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#define SBC_SB_8 0x01
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/* Data endianness */
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#define SBC_LE 0x00
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#define SBC_BE 0x01
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typedef struct sbc_struct {
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unsigned int flags;
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unsigned char frequency;
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unsigned char blocks;
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unsigned char subbands;
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unsigned char mode;
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unsigned char allocation;
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unsigned char bitpool;
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unsigned char endian;
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void *priv;
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void *priv_alloc_base;
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} sbc_t;
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unsigned int sbc_enc_query(void);
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int sbc_init(sbc_t *sbc, unsigned long flags, void *priv);
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int sbc_reinit(sbc_t *sbc, unsigned long flags);
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unsigned int sbc_parse(sbc_t *sbc, const void *input, size_t input_len);
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/* Decodes ONE input block into ONE output block */
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unsigned int sbc_decode(sbc_t *sbc, const void *input, size_t input_len,
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void *output, size_t output_len, size_t *written);
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/* Encodes ONE input block into ONE output block */
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unsigned int sbc_encode(sbc_t *sbc, const void *input, size_t input_len,
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void *output, size_t output_len, unsigned int *written);
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/* Returns the output block size in bytes */
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//size_t sbc_get_frame_length(sbc_t *sbc);
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/* Returns the time one input/output block takes to play in msec*/
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unsigned sbc_get_frame_duration(sbc_t *sbc);
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/* Returns the input block size in bytes */
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//size_t sbc_get_codesize(sbc_t *sbc);
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const char *sbc_get_implementation_info(sbc_t *sbc);
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void sbc_finish(sbc_t *sbc);
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//#define htons(x) ( ( (((unsigned short)(x)) >>8) & 0xff) | ((((unsigned short)(x)) & 0xff)<<8) )
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#ifdef __cplusplus
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}
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#endif
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struct option {
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const char *name;
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int has_arg;
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int *flag;
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int val;
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};
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#endif /* __SBC_ENC_H */
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