87 lines
1.9 KiB
C
87 lines
1.9 KiB
C
/***************************************************************************
|
|
*
|
|
* Copyright 2015-2019 BES.
|
|
* All rights reserved. All unpublished rights reserved.
|
|
*
|
|
* No part of this work may be used or reproduced in any form or by any
|
|
* means, or stored in a database or retrieval system, without prior written
|
|
* permission of BES.
|
|
*
|
|
* Use of this work is governed by a license granted by BES.
|
|
* This work contains confidential and proprietary information of
|
|
* BES. which is protected by copyright, trade secret,
|
|
* trademark and other intellectual property rights.
|
|
*
|
|
****************************************************************************/
|
|
#ifndef __SPEECH_UTILS_H__
|
|
#define __SPEECH_UTILS_H__
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
// len = fs / 1000 * ms
|
|
#if defined(LOW_DELAY_SCO)
|
|
// len = fs / 1000 * ms
|
|
#define SPEECH_FRAME_MS_TO_LEN(fs, ms) (( (fs) / 1000 * (ms) )/2)
|
|
#else
|
|
// len = fs / 1000 * ms
|
|
#define SPEECH_FRAME_MS_TO_LEN(fs, ms) ( (fs) / 1000 * (ms) )
|
|
#endif
|
|
#define SPEECH_FRAME_LEN_TO_MS(fs, len) ( (len) / ( (fs) / 1000) )
|
|
|
|
|
|
inline void speech_set_int16(short *dst, short v, int len)
|
|
{
|
|
for (int i=0; i<len; i++)
|
|
{
|
|
dst[i] = v;
|
|
}
|
|
}
|
|
|
|
inline void speech_set_int32(int *dst, int v, int len)
|
|
{
|
|
for (int i=0; i<len; i++)
|
|
{
|
|
dst[i] = v;
|
|
}
|
|
}
|
|
|
|
inline void speech_set_f32(float *dst, float v, int len)
|
|
{
|
|
for (int i=0; i<len; i++)
|
|
{
|
|
dst[i] = v;
|
|
}
|
|
}
|
|
|
|
static inline void speech_copy_int16(short *dst, short *src, int len)
|
|
{
|
|
for (int i=0; i<len; i++)
|
|
{
|
|
dst[i] = src[i];
|
|
}
|
|
}
|
|
|
|
inline void speech_copy_f32(float *dst, float *src, int len)
|
|
{
|
|
for (int i=0; i<len; i++)
|
|
{
|
|
dst[i] = src[i];
|
|
}
|
|
}
|
|
|
|
inline float speech_frame_size2time_ms(int sample_rate, int frame_size)
|
|
{
|
|
float frame_time;
|
|
|
|
frame_time = (float)frame_size / (sample_rate / 1000);
|
|
|
|
return frame_time;
|
|
}
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif
|