hi.... i need to upload a speech singal into a images through the frequency of the speech signal.....how can do it

Question

pooja chandrabose 2017-11-7

0
链接

此问题的直接链接

https://ww2.mathworks.cn/matlabcentral/answers/365547-hi-i-need-to-upload-a-speech-singal-into-a-images-through-the-frequency-of-the-speech-signal

评论： Walter Roberson 2018-3-3

clc;
clear all;
close all;
I=imread('crazy.jpg');
figure,imshow(I),title('original image');
[x y z]=size(I);
load handel.mat
  filename = 'handel.wav';
  Y1 = y; Fs1 = Fs;
  audiowrite(filename,y,Fs);
clear y Fs
% Read the data back into MATLAB using audioread.
  [y,Fs] = audioread('handel.wav');
% Play the audio.
sound(y,Fs);
% signal spectrum of the audio signal
[x Fs]=audioread('handel.wav');
x=x(:,1);
N=length(x);
t=(0:N-1)/Fs;
figure(1);
plot(t,x,'r');
xlim([ 0 max(t)])
ylim([-1.1*max(abs(x)) 1.1*max(abs(x))])
grid on
set(gca,'Fontname','Times new roman','Fontsize',14)
xlabel('time,s')
ylabel('amplitude')
title(' the amplitude signal with the dimension')
figure(2)
spectrogram(x,1024, 3/4*1024 , [],Fs,'yaxis');
box on
set(gca,'Fontname','Times new roman','Fontsize',14)
ylabel('Frequency,Hz')
xlabel('Time,s')
title('the frequency value of the spech signal')
h=colorbar
set(h,'fontname','times new roman','Fontsize',14);
ylabel=('Magnitude,db')