175 lines
6.2 KiB
C
175 lines
6.2 KiB
C
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#ifndef _DRC_API_H_
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#define _DRC_API_H_
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#include "typedef.h"
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#include "media/sw_drc.h"
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#include "media/audio_stream.h"
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#include "system/init.h"
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#define CROSSOVER_EN BIT(0) //多带分频器使能
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#define MORE_BAND_EN BIT(1) //多带分频后，再做一次全带处理使能
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struct audio_drc_filter_info {
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CrossOverParam_TOOL_SET *crossover;
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wdrc_struct_TOOL_SET *wdrc;
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// struct drc_ch *pch; //左声道系数
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// struct drc_ch *R_pch; //右声道系数
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};
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typedef int (*audio_drc_filter_cb)(void *drc, struct audio_drc_filter_info *info);
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struct audio_drc_param {
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audio_drc_filter_cb cb; //系数更新的回调函数，用户赋值
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u32 sr; //数据采样率
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u8 drc_name; //在线调试标识
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u8 out_32bit; //是否支持32bit 的输入数据处理 1:使能 0：不使能
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u8 nband; //多带之后，再使能一次 全带处理
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u8 channels; //通道数 (channels|(L_wdrc))或(channels|(R_wdrc))
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CrossOverParam_TOOL_SET *crossover;
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wdrc_struct_TOOL_SET *wdrc;//[0]low [1]mid [2]high [3]whole
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};
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struct audio_drc {
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CrossOverParam_TOOL_SET *crossover_inside;//
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wdrc_struct_TOOL_SET *wdrc_inside;
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CrossOverParam_TOOL_SET *crossover;//
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wdrc_struct_TOOL_SET *wdrc;
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u32 sr; //采样率
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u8 channels; //通道数(channels|(L_wdrc))或(channels|(R_wdrc))
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u8 updata; //系数更标志
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u8 run32bit; //是否使能32bit位宽数据处理1:使能 0：不使能
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u8 need_restart; //是否需要重更新系数 1:是 0：否
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u8 other_band;
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audio_drc_filter_cb cb; //系数更新回调
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void *hdl; //软件drc句柄
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void *output_priv; //输出回调私有指针
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int (*output)(void *priv, void *data, u32 len);//输出回调函数
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u32 drc_name; //drc标识
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struct list_head hentry; //
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struct audio_stream_entry entry; // 音频流入口
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};
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/*----------------------------------------------------------------------------*/
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/**@brief drc打开
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@param drc:句柄
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@param param:drc打开传入参数
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@return
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@note
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*/
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/*----------------------------------------------------------------------------*/
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int audio_drc_open(struct audio_drc *drc, struct audio_drc_param *param);
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/*----------------------------------------------------------------------------*/
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/**@brief drc设置输出数据回调
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@param drc:句柄
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@param *output:输出回调
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@return
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@note
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*/
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/*----------------------------------------------------------------------------*/
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void audio_drc_set_output_handle(struct audio_drc *drc, int (*output)(void *priv, void *data, u32 len), void *output_priv);
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/*----------------------------------------------------------------------------*/
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/**@brief drc设置采样率
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@param drc:句柄
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@param sr:采样率
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@return
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@note
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*/
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/*----------------------------------------------------------------------------*/
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void audio_drc_set_samplerate(struct audio_drc *drc, int sr);
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/*----------------------------------------------------------------------------*/
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/**@brief drc设置是否处理32bit输入数据
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@param drc:句柄
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@param run_32bit:1：32bit 0:16bit
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@return
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@note
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*/
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/*----------------------------------------------------------------------------*/
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int audio_drc_set_32bit_mode(struct audio_drc *drc, u8 run_32bit);
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/*----------------------------------------------------------------------------*/
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/**@brief drc启动
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@param drc:句柄
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@return
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@note
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*/
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/*----------------------------------------------------------------------------*/
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int audio_drc_start(struct audio_drc *drc);
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/*----------------------------------------------------------------------------*/
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/**@brief drc数据处理
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@param drc:句柄
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@param *data:输入数据地址
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@param len:输入数据长度
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@return
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@note
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*/
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/*----------------------------------------------------------------------------*/
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int audio_drc_run(struct audio_drc *drc, s16 *data, u32 len);
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/*----------------------------------------------------------------------------*/
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/**@brief drc关闭
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@param drc:句柄
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@return
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@note
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*/
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/*----------------------------------------------------------------------------*/
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int audio_drc_close(struct audio_drc *drc);
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/*----------------------------------------------------------------------------*/
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/**@brief audio_drc_open重新封装，简化使用,该接口不接入audio_stream流处理
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@param *parm: drc参数句柄,参数详见结构体struct audio_drc_param
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@return eq句柄
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@note
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*/
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/*----------------------------------------------------------------------------*/
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struct audio_drc *audio_dec_drc_open(struct audio_drc_param *parm);
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/*----------------------------------------------------------------------------*/
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/**@brief audio_drc_close重新封装，简化使用,该接口不接入audio_stream流处理
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@param drc句柄
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@return
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@note
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*/
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/*----------------------------------------------------------------------------*/
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void audio_dec_drc_close(struct audio_drc *drc);
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/*----------------------------------------------------------------------------*/
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/**@brief audio_drc_run重新封装，简化使用,该接口不接入audio_stream流处理
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@param drc句柄
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@return
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@note
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*/
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/*----------------------------------------------------------------------------*/
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int audio_dec_drc_run(struct audio_drc *drc, s16 *data, u32 len);
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/*
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*分频器系数更新接口
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* */
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void cur_crossover_set_update(u32 drc_name, CrossOverParam_TOOL_SET *crossover_parm);
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/*
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*drc系数更新接口
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*type: 0、1、2、3（预设的low\min\high\whole）,全带用0
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*wdrc_parm:drc系数
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* */
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void cur_drc_set_update(u32 drc_name, u8 type, void *wdrc_parm);
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/*
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*drc 是否bypass接口
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*type: 0、1、2、3（预设的low\min\high\whole）,全带用0
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*bypass:1 drc不运行， 0：正常运行
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* */
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void cur_drc_set_bypass(u32 drc_name, u8 tar, u8 bypass);
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/*
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*内部函数
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* */
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void audio_drc_init(void);
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/*
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*drc系数回调
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* */
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int drc_get_filter_info(void *_drc, struct audio_drc_filter_info *info);
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/*
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*通过drc_name获取当前运行的drc指针
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* */
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struct audio_drc *get_cur_drc_hdl_by_name(u32 drc_name);
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#endif
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