camille.conjat
/
SignalLab2
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Transférer les fichiers vers ''

This commit is contained in:
Camille CONJAT 2023-03-26 23:30:09 +02:00
parent 5fd306c88f
commit 4354d33e08
4 changed files with 12 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

BIN
outfile.wav Normal file
View File

Binary file not shown.

BIN
outfilecreepy.wav Normal file
View File

Binary file not shown.

BIN
outfilerobo.wav Normal file
View File

Binary file not shown.

19
vocoder.m
View File

@ -1,19 +1,19 @@
pkg load signal
modfile = 'modulator22.wav';
carfile = 'carrier22.wav';
outfile = "vocodedsound.wav";
modfile = 'C:/Users/Hercu/Documents/Git/signallab2/modulator22.wav';
carfile = 'C:/Users/Hercu/Documents/Git/signallab2/carrier22.wav';
outfile = "C:/Users/Hercu/Documents/Git/signallab2/vocodedsound.wav";
[modul, sr1] = audioread(modfile);
[carrier, sr2] = audioread(carfile);
[outfile, sr3] = audioread(outfile);
if sr1~=sr2, disp('your sampling rates dont match'); end
y = chanvocoder(carrier, modul, 512, 16, .2);
audiowrite(outfile,y,sr1)
audiowrite("C:/Users/Hercu/Documents/Git/signallab2/outfile.wav",y,sr1)
tmod=0:1/sr1:length(modul)/sr1-1/sr1;
tcarrier=0:1/sr2:length(carrier)/sr2-1/sr2;
tout=0:1/sr3:length(outfile)/sr3-1/sr3;
subplot(3,1,1);
plot(tmod,modul);
xlabel("time(s)");
ylabel('amplitude modul (norm. unit)');
@ -21,7 +21,12 @@ subplot(3,1,2);
plot(tcarrier,carrier);
xlabel("time(s)");
ylabel('amplitude carrier (norm. unit)');
subplot(3,2,3);
subplot(3,1,3);
plot (tout,outfile);
xlabel("time(s)");
ylabel('amplitude outfile (norm. unit)');
ylabel('amplitude outfile (norm. unit)');
spectrogram(modul, sr1, 10, 30);
spectrogram(carrier, sr2, 10, 30);
spectrogram(outfile, sr3, 10, 30);