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matlab - Extracting audio from video files - Stack Overflow
https://stackoverflow.com/questions/39357917/extracting-audio-from-video-files#:~:text=1.%20Read%20your%20video%20file%20and%20get%20its,then%20MATLAB%20may%20give%20you%20%27Permission%20Denied%27%20Error.
Currently saving video to avi file. Can I add audio to the ...
https://www.mathworks.com/matlabcentral/answers/125879-currently-saving-video-to-avi-file-can-i-add-audio-to-the-file
vid = videoinput ('winvideo',1 ); %Create an audio input object for the computer's microphone. audio = audiorecorder (sps,16,1,4); %audio. record (audio); % Grab every frame. set (vid,'FrameGrabInterval',1); % Specify a trigger to fire (specifically, fire a trigger after 100 frames) set (vid, 'FramesPerTrigger', 100);
How do I add audio to a .avi file? - MATLAB & Simulink
https://in.mathworks.com/matlabcentral/answers/158637-how-do-i-add-audio-to-a-avi-file
I have a .avi file I made from a series of image frames using VideoWriter. I want to read it back into Matlab and add some audio to the video. What is the best way to do this? (I can't find a clear answer online). Furthermore, using VideoWriter, I changed the frame rate so the images would play slowly in the .avi.
Write video frames and audio samples to video file - …
https://www.mathworks.com/help/vision/ref/vision.videofilewriter-system-object.html
Filename = videoFWriter (videoFrame,Y,Cb,Cr,audio) writes one frame of YCbCr 4:2:2 video, and one frame of audio samples, audio, to the output file. This applies when you set the AudioInputPort to true and the FileColorSpace property to ' YCbCr 4:2:2 '. The width of Cb and Cr color components must be half of the width of Y.
MATLAB: Add/extract Audio to/from Video – iTecTec
https://itectec.com/matlab/matlab-add-extract-audio-to-from-video/
AudioStep = Fs / VideoFrameRate; videoFWriter = vision.VideoFileWriter('Temp.avi', 'FileFormat', 'AVI',... 'FrameRate', VideoFrameRate, 'AudioInputPort', true); for i = 1:(VideoFrameRate * length(y) / Fs) TempIndexBeginning = floor((i - 1) * AudioStep) + 1;
Combined audio and video as video file in MATLAB - …
https://stackoverflow.com/questions/18374523/combined-audio-and-video-as-video-file-in-matlab
( it is equivalent to saying that what audio you % want to have with that particular frame) % First make AudioInputPort property true (by default this is false) writerObj = vision.VideoFileWriter('Guitar.avi','AudioInputPort',true); % total number of frames nFrames = 250; % assign FrameRate (by default it is 30) writerObj.FrameRate = 20; % length of the audio to be …
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