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Sound file handling - SCILAB
https://help.scilab.org/docs/6.0.0/en_US/section_d11cd0f9e362390f953e7199c5bb4b3a.html
auread — load .au sound file. auwrite — writes .au sound file. beep — Produce a beep sound. lin2mu — linear signal to mu-law encoding. loadwave — load a sound wav file into scilab. mapsound — Plots a sound map. mu2lin — mu-law encoding to linear signal. playsnd — sound player facility. savewave — save data into a sound wav file.
Scilab Manual for Audio and Speech Processing by Prof ...
https://scilab.in/lab_migration/generate_lab/109/1
Basic operations on Audio signals. Scilab code Solution 1.1 Program to Read and Play audio file 1 //ThiscodeReadsanaudiof i l eandplaysit. 2 // 3 //OS:windows7 4 //Scilab:5.5.2 5 // 6 clc; 7 close; 8 clear; 9 [y,Fs] =wavread( ’C:\ Users\ACER\Desktop\Two. wav ’); //readtheaudiof i l eusingthegivenpath 10 sound(y,Fs); //sound(2∗y,Fs);canbeusedfor betterquality
sound - Sound player facility - SCILAB
https://help.scilab.org/doc/5.5.2/en_US/sound.html
Scilab Help >> Sound file handling > sound. sound. sound player facility. Calling Sequence. sound (y [, fs, bits, command) Arguments y. real vector. fs. real number, sampling frequency in sample per second (default value is 22050) bits. real number, number of bits (unused) command.
wavread - Load .wav sound file - SCILAB
https://help.scilab.org/doc/5.3.3/en_US/wavread.html
Description. Utility function to read .wav sound file.wavread(wavfile) loads a sound file specified by the string wavfile, returning the sampled data in y. Amplitude values are in the range [-1,+1]. Supports multi-channel data in the following formats: 8-bit mu-law, 8-, …
Scilab Manual for Audio and Speech Processing Part 1 by ...
https://scilab.in/lab_migration/generate_lab/113/1
Scilab Manual for Audio and Speech Processing Part 1 by Prof Muralikrishna H ... Solution 2.2 Concatenating into Stereo file. . . . . . . . . . .8 ... Scilab code Solution 1.4 Program to add sin and squarewave 1 //Programtoaddsinandsquarewave 2 // 3 //OS:windows7
savewave - Save data into a sound wav file. - SCILAB
https://help.scilab.org/docs/5.5.2/en_US/savewave.html
// At first we create 0.5 seconds of sound parameters. t = soundsec (0.5); // Then we generate the sound. s = sin (2 * %pi * 440 * t) + sin (2 * %pi * 220 * t) / 2 + sin (2 * %pi * 880 * t) / 2; [nr, nc] = size (t); s (nc / 2: nc) = sin (2 * %pi * 330 * t (nc / 2: nc)); savewave (TMPDIR + ' /foo.wav ', s);
File : Details - SCILAB
https://fileexchange.scilab.org/toolboxes/564000
Creation Date. November 6, 2019. Description. Demo using the Scilab Audio Module for real time FFT plot. The time plot show the original signal and filtered signal in time domain while the frequency plot show the fourier transform for the signal mentioned above. Files (2) [5.36 kB] GUI_MicFFTv1.sce. Miscellaneous file.
On the use of Scilab Acoustical Applications
https://www.scilab.org/sites/default/files/Cerema_ScilabTEC2014.pdf
Source code is written in Scilab files, regrouping several functions 2. Comments are used to integrate informations and complementary code: ! General description of the file ! Functions descriptions ! Help ! Examples and/or unit tests 3. A generation file is used to : ! Generate scripts files (1 file/function) !
To load wav file and to plot sound signal (SCILAB) - …
https://www.youtube.com/watch?v=Mk2Nr1aDBR0
This video contains 3 steps:a. Load the WAV file i.e. wavread()b. Plot the sound signal i.e. plot()c. Print the WAV file sampling frequency and bit ratein sc...
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