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Results tagged with mp3
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user 46515
MP3 is a patented digital audio encoding format using a form of lossy data compression.
2
votes
4
answers
4k
views
Does a .wav file created from a .mp3 file have better quality than the .mp3 file itself?
A .wav file created from a .mp3 file has the same frequency domain plot as the mp3 file itself https://stackoverflow.com/questions/58706674/difference-between-frequency-domain-in-mp3-and-wav. … However, the .wav file created from .mp3 file has larger file size. …
- 31
0
votes
1
answer
308
views
Can PSNR > 48 used to validate the signals between two audio files?
I decoded an mp3 file and save as wav file. … In order to validate the code is working correctly, I compare the signal between the mp3 file and the decoded audio in wav file by using PSNR matlab (coding shown below). …
- 31
0
votes
1
answer
144
views
Is it possible for Matlab to read and decode an mp3 file?
fs] = audioread(mp3file);
y1 = y(:,1);
y2 = y(:,2);
dt = 1/fs;
t1 = 0:dt:(length(y1)*dt)-dt;
t2 = 0:dt:(length(y2)*dt)-dt;
plot(t1,y1);
hold on
plot(t2,y2);
Is this a signal generate from a raw mp3 … file or it is generated from a Matlab-decoded-mp3 file (which means Matlab has internally decoded the mp3 file)? …
- 31