程序包 cn.smartjavaai.speech.utils

类 AudioUtils

java.lang.Object

cn.smartjavaai.speech.utils.AudioUtils

public class AudioUtils
extends Object

音频工具类

作者:

dwj

构造器概要

构造器

构造器	说明
AudioUtils()

方法概要

修饰符和类型	方法	说明
static void	audioFormatConversion(File source, File target, String format)	音频格式转换
static File	audioFormatConversion(InputStream sourceStream, String format)	音频格式转换
static byte[]	getAudioFormatConversionBytes(String sourceFilePath, String targetFilePath, String format)	音频格式转换
static InputStream	getAudioFormatConversionIns(String sourceFilePath, String targetFilePath, String format)	音频格式转换
static ws.schild.jave.info.MultimediaInfo	getAudioInfo(File source)	获取音频信息
static ws.schild.jave.info.MultimediaInfo	getAudioInfo(AudioInputStream ais)	获取音频信息
static AudioFormat	getDefaultAudioFormat()
static byte[]	read(AudioInputStream ais)
static void	saveToWav(float[] floats, String savePath)	将 float[] 音频数据保存为 WAV 文件
static void	saveToWav(float[] floats, AudioFormat format, String savePath)	将 float[] 音频数据保存为 WAV 文件

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

构造器详细资料

AudioUtils

public AudioUtils()

方法详细资料

read

public static byte[] read(AudioInputStream ais)
                   throws IOException

抛出:

IOException

getAudioFormatConversionBytes

public static byte[] getAudioFormatConversionBytes(String sourceFilePath,
                                                   String targetFilePath,
                                                   String format)

音频格式转换

参数:

sourceFilePath -

targetFilePath -

format - wav/mp3/amr

返回:

getAudioFormatConversionIns

public static InputStream getAudioFormatConversionIns(String sourceFilePath,
                                                      String targetFilePath,
                                                      String format)
                                               throws ws.schild.jave.EncoderException,
                                                      FileNotFoundException

音频格式转换

参数:

sourceFilePath -

targetFilePath -

format - wav/mp3/amr

返回:

抛出:

ws.schild.jave.EncoderException

FileNotFoundException

audioFormatConversion

public static void audioFormatConversion(File source,
                                         File target,
                                         String format)
                                  throws ws.schild.jave.EncoderException

音频格式转换

参数:

source - 源音频文件

target - 输出的音频文件

format - wav/mp3/amr

抛出:

ws.schild.jave.EncoderException

audioFormatConversion

public static File audioFormatConversion(InputStream sourceStream,
                                         String format)
                                  throws ws.schild.jave.EncoderException,
                                         IOException

音频格式转换

参数:

sourceStream - 源音频流

format - wav/mp3/amr

返回:

抛出:

ws.schild.jave.EncoderException

IOException

getAudioInfo

public static ws.schild.jave.info.MultimediaInfo getAudioInfo(File source)
                                                       throws ws.schild.jave.EncoderException

获取音频信息

参数:

source -

返回:

抛出:

ws.schild.jave.EncoderException

getAudioInfo

public static ws.schild.jave.info.MultimediaInfo getAudioInfo(AudioInputStream ais)
                                                       throws ws.schild.jave.EncoderException,
                                                              IOException

获取音频信息

参数:

ais -

返回:

抛出:

ws.schild.jave.EncoderException

IOException

saveToWav

public static void saveToWav(float[] floats,
                             AudioFormat format,
                             String savePath)
                      throws IOException

将 float[] 音频数据保存为 WAV 文件

抛出:

IOException

saveToWav

public static void saveToWav(float[] floats,
                             String savePath)
                      throws IOException

将 float[] 音频数据保存为 WAV 文件

抛出:

IOException

getDefaultAudioFormat

public static AudioFormat getDefaultAudioFormat()