63 lines
1.8 KiB
C
63 lines
1.8 KiB
C
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/***************************************************************************
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*
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* Copyright 2015-2019 BES.
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* All rights reserved. All unpublished rights reserved.
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*
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* No part of this work may be used or reproduced in any form or by any
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* means, or stored in a database or retrieval system, without prior written
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* permission of BES.
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*
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* Use of this work is governed by a license granted by BES.
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* This work contains confidential and proprietary information of
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* BES. which is protected by copyright, trade secret,
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* trademark and other intellectual property rights.
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*
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****************************************************************************/
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#ifndef __SPEECH_GAIN_H__
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#define __SPEECH_GAIN_H__
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#include <stdint.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define SPEECH_GAIN_SET_AAA (0)
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#define SPEECH_GAIN_GET_AAA (1)
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typedef struct {
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int32_t bypass;
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float gain_dB;
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} SpeechGainConfig;
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struct SpeechGainState_;
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typedef struct SpeechGainState_ SpeechGainState;
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// Creat a instance from speech_gain module/class
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// Common value include: sample rate, frame size and so on.
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SpeechGainState *speech_gain_create(int32_t sample_rate, int32_t frame_size, const SpeechGainConfig *cfg);
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// Destory a speech gain instance
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int32_t speech_gain_destroy(SpeechGainState *st);
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// Just use modify instance configure
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int32_t speech_gain_set_config(SpeechGainState *st, const SpeechGainConfig *cfg);
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// Get/set some value or enable/disable some function
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// int32_t speech_gain_ctl(SpeechGainState *st, int32_t ctl, void *ptr);
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// Process speech stream
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int32_t speech_gain_process(SpeechGainState *st, int16_t *pcm_buf, int32_t pcm_len);
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// Debug speech_gain instance
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int32_t speech_gain_dump(SpeechGainState *st);
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float speech_gain_get_required_mips(SpeechGainState *st);
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#ifdef __cplusplus
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}
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#endif
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#endif
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