/*
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* compress.h
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*
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* Created on: 2014-9-23
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* Author: Graydon
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*/
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#ifndef COMPRESS_H_
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#define COMPRESS_H_
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typedef enum {
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compresser_peak =0x1,
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compresser_rms,
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}compresser_type;
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/*description: create compressor processor
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*@param1: sample rate,48K-192K
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*@param2: sample num per frame.
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*return: Get the processor handle
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*/
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uvoidptr alg_compress_create(uint32_t sample_rate, uint32_t sample_num, compresser_type type);
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/*description: Set compressor param
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*@param1:
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*@param2:
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*@param3:
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*@param4:
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*return: none
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*/
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uvoid alg_compress_set_param(uvoidptr h, ufloat threshold, ufloat ratio, uint32_t attackTime, uint32_t releaseTime, ufloat gain, uint32_t soft);
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uvoid alg_compresss_set_type(uvoidptr h, compresser_type type);
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/*description: Destroy a compressor
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*@param1: The compressor handle
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*return: none
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*/
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uvoid alg_compress_destroy(uvoidptr h);
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/*description: compressor work function
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*@param1: The compressor handle
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*@param2: data input
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*@param3: The processed data output.
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*return: 0-ok,-1-fail
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*/
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int32_t alg_compress_process(uvoidptr h, const ufloat* in, ufloat* out);
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/*description: Get compress current has compressed how many DB
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*@param1: The compressor handle
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*return: Return the value
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*/
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ufloat alg_compress_get_db(uvoidptr h);
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ufloat alg_compress_get_output_db(uvoidptr h);
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#endif /* COMPRESS_H_ */
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