41 lines
1.3 KiB
C
41 lines
1.3 KiB
C
/***************************************************************************
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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 All unpublished rights reserved.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 __RECOGNITION_H__
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#define __RECOGNITION_H__
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#include "vad.h"
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#include "mfcc.h"
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#define VOICE_RECOGNITION_NN (120)
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#define VOICE_RECOGNITION_OVLP (60)
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#define VOICE_RECOGNITION_FFTFRAME (240)
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#define VOICE_RECOGNITION_MODE_NUM_MAX (8)
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typedef struct{
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vad_t vad;
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mfcc_t mfcc;
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mfcc_vct_t mfcc_vct;
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int tag;
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short in_tmp[VOICE_RECOGNITION_NN * 2 + VOICE_RECOGNITION_OVLP];
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int dis_thr;
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mfcc_vct_t *mode[VOICE_RECOGNITION_MODE_NUM_MAX];
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unsigned char mode_num;
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} mfcc_extract_t;
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int speech_recognition_process(mfcc_extract_t *mfcc_exec, short *buf, unsigned int len);
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#endif // __RECOGNITION_H__
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