huxi
66 lines
2.2 KiB
C
66 lines
2.2 KiB
C
#ifndef _DRC_API_H_
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#define _DRC_API_H_
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#include "typedef.h"
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#include "system/init.h"
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#include "media/audio_stream.h"
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//分频器 crossover:
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typedef struct _CrossOverParam_TOOL_SET {
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int way_num; //段数
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int N; //阶数
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int low_freq; //低中分频点
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int high_freq; //高中分频点
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} CrossOverUpdateParam;
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//分频器 crossover:
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typedef struct _CrossOverParam_EFF_TOOL_SET {
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CrossOverUpdateParam parm;
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} crossover_param_tool_set;
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struct audio_crossover_filter_info {
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CrossOverUpdateParam *crossover;
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};
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typedef int (*audio_crossover_filter_cb)(void *drc, struct audio_crossover_filter_info *info);
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struct audio_crossover_param {
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u32 sample_rate; //数据采样率
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u8 channel; //通道数
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u8 run32bit; //是否支持32bit 的输入数据处理 1:使能 0：不使能
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u8 core;
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u8 Qval;
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CrossOverUpdateParam *crossover;
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void *priv;
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int (*output[3])(void *priv, void *data, u32 len);
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};
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struct audio_crossover {
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void *work_buf;
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CrossOverUpdateParam *crossover_inside;//
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CrossOverUpdateParam *crossover;//
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void *hw_crossover[3];
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void *priv;
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int (*output[3])(void *priv, void *data, u32 len);
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u32 sample_rate; //采样率
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u8 channel; //通道数
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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 updata; //系数更标志
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u8 core;
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u8 Qval;
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};
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struct audio_crossover *audio_crossover_open(struct audio_crossover_param *param);
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int audio_crossover_close(struct audio_crossover *hdl);
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int audio_crossover_run(struct audio_crossover *hdl, s16 *indata, s16 *outdata0, s16 *outdata1, s16 *outdata2, u32 len);//每次处理多个频带
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void audio_crossover_update_parm(struct audio_crossover *hdl, CrossOverUpdateParam *crossover_parm);
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void audio_crossover_set_bit_wide(struct audio_crossover *hdl, u8 run32bit);
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int audio_crossover_run_pro(struct audio_crossover *hdl, s16 *indata, s16 *outdata, u32 len, int band_tar);//每次处理一个频带
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int audio_crossover_flush_out(struct audio_crossover *hdl);
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#endif
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