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Get an image as an input from webcam

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Mohammad Almekami
Mohammad Almekami 2020-1-18
回答： Star Strider 2020-1-18
I would like to get an image form webcam as an input an save it on a file. Also I would like to delete this image from the file when a new image has been taken by the webcam.(following image delete previous image).

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Star Strider
Star Strider 2020-1-18
I assume here that you are using a USB webcam, and not the Image Aquisition Toolbox.
To take picture, use the snapshot function:
img = snapshot(cam);
Then save it using the imwrite function. To delete it later, remember the filename, then use:
savedImage = which(filename)
delete(savedImage)

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在 Help Center 和 File Exchange 中查找有关 Video Formats and Interfaces 的更多信息

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