matlab女声变男声
时间: 2023-07-20 09:40:30 浏览: 208
你可以使用MATLAB中的音频处理工具箱来实现声音的变调。首先,你需要将音频文件读入MATLAB中,然后使用pitch和rate参数来控制音频的音调和速度,最后将变调后的音频保存为新的音频文件。以下是一段示例代码:
```matlab
% 读取音频文件
[y, Fs] = audioread('female_voice.wav');
% 将音频变调为男声
pitchShift = -3; % 音调偏移量
rateShift = 1.1; % 速度偏移量
yShift = pitchShiftFilter(y, Fs, pitchShift, rateShift);
% 保存变调后的音频文件
audiowrite('male_voice.wav', yShift, Fs);
% 定义变调函数
function yShift = pitchShiftFilter(y, Fs, pitchShift, rateShift)
% pitchShift: 音调偏移量
% rateShift: 速度偏移量
% y: 原始音频
% Fs: 音频采样率
% 计算音调和速度的比例系数
pitchRatio = 2^(pitchShift/12);
rateRatio = 1/rateShift;
% 变调
yShift = pitchShiftMex(y, Fs, pitchRatio, rateRatio);
end
% 调用mex文件实现变调
function yShift = pitchShiftMex(y, Fs, pitchRatio, rateRatio)
% 使用mex文件实现变调
yShift = pitchShiftMex(y, Fs, pitchRatio, rateRatio);
end
```
需要注意的是,以上示例代码中使用了一个名为“pitchShiftMex”的mex文件来实现变调。你可以在MATLAB的文件交换中心找到该文件并下载。
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