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| − | Message : Cant make out what is being said. | + | Message : Cant make out what is being said.I feel that either the word society or suicide is being used. |
| + | |||
| + | %Naman Anand Verma | ||
| + | % Program to open a wav file ,reverse it and write it as a new file .Then | ||
| + | % reduce the bitrate of the reverse file and write it again. | ||
clc; | clc; | ||
clear; | clear; | ||
| − | % | + | % wavread command converts the .wav file to the digital signal data x[n] |
| − | + | [jpforward,srate,btrate] = wavread('H:\pu.data\Desktop\jpforward.wav'); | |
| − | [jpforward, | + | |
| − | + | ||
| − | + | ||
| − | + | ||
| − | + | ||
| − | + | ||
| − | + | ||
| − | + | ||
| − | + | ||
| − | + | %wavplay command makes us listen to the digital signal x[n] | |
| + | wavplay(jpforward,srate); | ||
| − | % | + | %commands to reverse the file |
| + | reverse_jp=flipud(jpforward); | ||
| + | wavplay(reverse_jp,srate); | ||
| + | %command to write the file | ||
| + | wavwrite(reverse_jp,srate,btrate,'H:\pu.data\Desktop\jpreverse.wav'); | ||
| − | wavwrite( | + | %command to decrease the bit rate so the words sound slow. |
| + | x=srate/2; | ||
| + | wavplay(reverse_jp,x); | ||
| + | wavwrite(reverse_jp,x,btrate,'H:\pu.data\Desktop\slowjpreverse.wav'); | ||
Revision as of 13:58, 5 September 2008
Message : Cant make out what is being said.I feel that either the word society or suicide is being used.
%Naman Anand Verma % Program to open a wav file ,reverse it and write it as a new file .Then % reduce the bitrate of the reverse file and write it again.
clc; clear;
% wavread command converts the .wav file to the digital signal data x[n] [jpforward,srate,btrate] = wavread('H:\pu.data\Desktop\jpforward.wav');
%wavplay command makes us listen to the digital signal x[n] wavplay(jpforward,srate);
%commands to reverse the file reverse_jp=flipud(jpforward); wavplay(reverse_jp,srate);
%command to write the file wavwrite(reverse_jp,srate,btrate,'H:\pu.data\Desktop\jpreverse.wav');
%command to decrease the bit rate so the words sound slow. x=srate/2; wavplay(reverse_jp,x); wavwrite(reverse_jp,x,btrate,'H:\pu.data\Desktop\slowjpreverse.wav');
