/*
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* expander.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 EXPANDER_H_
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#define EXPANDER_H_
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/*description: Create Expander handle
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*@param1: sample rate
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*@param2: sample number per frame
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*return: expander handle
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*/
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uvoidptr alg_expander_create(uint32_t smpl_rate, uint32_t smpl_num);
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/*description: The expander handle destroy
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*@param1: The expander handle
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*return: none
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*/
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uvoid alg_expander_destroy(uvoidptr h);
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/*description: Set the expandre handle param
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*@param1: threshold
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*@param2: radio
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*@param3: attack time
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*@param4: release time
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*return: none
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*/
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uvoid alg_expander_set_param(uvoidptr h, ufloat threshold, ufloat ratio, uint32_t attack, uint32_t release);
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/*description: expander process function
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*@param1: handle
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*@param2: input data
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*@param3: output data
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*return: none
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*/
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uint32_t alg_expander_process(uvoidptr h, const ufloat* dataIn, ufloat* dataOut);
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/*description: Get expander has expanded how many db.
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*@param1: handle
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*return: Get the expanded value
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*/
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ufloat alg_expander_get_reducedb(uvoidptr h);
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#endif
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