JAVA JNA 讯飞离线语音合成
SDK下载
URL:https://www.xfyun.cn/sdk/dispatcher windows离线语音SDK包下载
JNA MAVEN依赖
<!-- https://mvnrepository.com/artifact/net.java.dev.jna/jna -->
<dependency>
<groupId>net.java.dev.jna</groupId>
<artifactId>jna</artifactId>
<version>5.5.0</version>
</dependency>
JAVA代码
package com.xunfei.tts;
import com.sun.jna.Library;
import com.sun.jna.Native;
import com.sun.jna.Pointer;
import com.sun.jna.ptr.IntByReference;
import java.io.IOException;
import java.io.RandomAccessFile;
/**
*@program: tts
*@description:
*@author: liqiaozong
*@create: 2019-12-31 08:29
*/
public class XunFeiSpeech {
public interface MscLibrary extends Library {
// DLL文件默认路径为项目根目录，若DLL文件存放在项目外，请使用绝对路径
MscLibrary INSTANCE = Native.load("D:\\temp\\tts\\msc-lib\\msc_x64", MscLibrary.class);
int MSPLogin(String username, String password, String param);
int MSPLogout();
String QTTSSessionBegin(String params, IntByReference errorCode);
int QTTSTextPut(String sessionID, String textString, int textLen, String params);
Pointer QTTSAudioGet(String sessionID, IntByReference audioLen, IntByReference synthStatus, IntByReference errorCode);
int QTTSSessionEnd(String sessionID, String hints);
}
public static void main(String[] args) {
//登录参数,appid与msc库绑定,请勿随意改动
String login_params = "appid = 5e0*****, work_dir = .";
//合成参数：tts_res_path我这里用了绝对路径
String session_begin_params = "engine_type = local, voice_name = xiaoyan, text_encoding = UTF-8, tts_res_path = fo|D:\\temp\\tts\\msc-lib\\msc\\res\\tts\\xiaoyan.jet;fo|D:\\temp\\tts\\msc-lib\\msc\\res\\tts\\common.jet, sample_rate = 16000, speed = 50, volume = 50, pitch = 50, rdn = 2";
//合成的语音文件名称
String filename = "tts_sample.wav";
//合成文本
String text = "亲爱的用户，您好，这是一个语音合成示例，感谢您对科大讯飞语音技术的支持！科大讯飞是亚太地区最大的语音上市公司，股票代码：002230";
String sessionId = null;
RandomAccessFile raf = null;
try {
//登录
int loginCode = MscLibrary.INSTANCE.MSPLogin(null, null, login_params);
if (loginCode != 0) {
//登录失败
return;
}
//初始session
IntByReference errCode = new IntByReference();
sessionId = MscLibrary.INSTANCE.QTTSSessionBegin(session_begin_params, errCode);
if (errCode.getValue() != 0) {
//会话失败
return;
}
//放入文本
int textPutCode = MscLibrary.INSTANCE.QTTSTextPut(sessionId, text, text.getBytes().length, null);
if (textPutCode != 0) {
//放入文本失败
return;
}
//写入空的头格式
raf = new RandomAccessFile(filename, "rw");
raf.write(new byte[44]);
int dataSize = 0;
IntByReference audioLen = new IntByReference();
IntByReference synthStatus = new IntByReference();
while (true) {
Pointer pointer = MscLibrary.INSTANCE.QTTSAudioGet(sessionId, audioLen, synthStatus, errCode);
if (pointer != null && audioLen.getValue() > 0) {
//写入合成内容
raf.write(pointer.getByteArray(0, audioLen.getValue()));
//记录数据长度
dataSize += audioLen.getValue();
}
//转换异常或转换结束跳出循环
if (errCode.getValue() != 0 || synthStatus.getValue() == 2) {
break;
}
}
if (textPutCode != 0) {
//获取转换数据失败
return;
}
//定位到文件起始位置
raf.seek(0);
//写入真实头格式
raf.write(getWavHeader(dataSize, 16000, 32000, 1, 16));
} catch (Exception e) {
e.printStackTrace();
} finally {
if (sessionId != null) {
MscLibrary.INSTANCE.QTTSSessionEnd(sessionId, "Normal");
}
MscLibrary.INSTANCE.MSPLogout();
if (raf != null) {
try {
raf.close();
} catch (IOException e) {
e.printStackTrace();
}
}
}
}
/**
* @param totalAudioLen 音频数据总大小
* @param sampleRate 采样率
* @param byteRate 位元（组）率(每秒的数据量 单位 字节/秒) 采样率(44100之类的) * 通道数(1,或者2)*每次采样得到的样本位数(16或者8) / 8;
* @param nChannels 声道数量
* @param weikuan 位宽
*/
private static byte[] getWavHeader(int totalAudioLen, int sampleRate, int byteRate, int nChannels, int weikuan) {
long totalDataLen = totalAudioLen + 36;
byte[] header = new byte[44];
header[0] = 'R'; // RIFF/WAVE header
header[1] = 'I';
header[2] = 'F';
header[3] = 'F';
header[4] = (byte) (totalDataLen & 0xff);
header[5] = (byte) ((totalDataLen >> 8) & 0xff);
header[6] = (byte) ((totalDataLen >> 16) & 0xff);
header[7] = (byte) ((totalDataLen >> 24) & 0xff);
header[8] = 'W';
header[9] = 'A';
header[10] = 'V';
header[11] = 'E';
header[12] = 'f'; // 'fmt ' chunk
header[13] = 'm';
header[14] = 't';
header[15] = ' ';
header[16] = 16; // 4 bytes: size of 'fmt ' chunk
header[17] = 0;
header[18] = 0;
header[19] = 0;
header[20] = 1; // format = 1
header[21] = 0;
header[22] = (byte) (nChannels & 0xff);
header[23] = (byte) ((nChannels >> 8) & 0xff);
header[24] = (byte) (sampleRate & 0xff);//采样率
header[25] = (byte) ((sampleRate >> 8) & 0xff);
header[26] = (byte) ((sampleRate >> 16) & 0xff);
header[27] = (byte) ((sampleRate >> 24) & 0xff);
header[28] = (byte) (byteRate & 0xff);//取八位
header[29] = (byte) ((byteRate >> 8) & 0xff);
header[30] = (byte) ((byteRate >> 16) & 0xff);
header[31] = (byte) ((byteRate >> 24) & 0xff);
int b = weikuan * nChannels / 8;//每次采样的大小
header[32] = (byte) (b & 0xff); // block align
header[33] = (byte) ((b >> 8) & 0xff);
header[34] = (byte) (weikuan & 0xff);//位宽
header[35] = (byte) ((weikuan >> 8) & 0xff);
header[36] = 'd';//data
header[37] = 'a';
header[38] = 't';
header[39] = 'a';
header[40] = (byte) (totalAudioLen & 0xff);
header[41] = (byte) ((totalAudioLen >> 8) & 0xff);
header[42] = (byte) ((totalAudioLen >> 16) & 0xff);
header[43] = (byte) ((totalAudioLen >> 24) & 0xff);
return header;
}
}
来源：CSDN
作者：隔bi老王
链接：https://blog.csdn.net/lqz2012/article/details/103776946