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This article mainly introduces how to achieve digital image acquisition in matlab GUI, which is very detailed and has a certain reference value. Interested friends must finish reading it!

Acquisition of digital image

I. USB camera settings

In matlab, the function imaqhwinfo () is used to detect whether the user's matlab software has installed the image acquisition workbox, and the version of the image acquisition toolbox is displayed. The adapter for the USB camera is winvideo.

II. Image and video collection

In matlab, after the camera object is established by the function videoinput (), the function preview () can be used for video capture and display. The call format of this function is: preview (obj), where obj is the camera object. Call the function stoppreview () to pause the video capture and display, and use the function closepreview () to close the camera object. The function delete deletes the obj object. Start (obj) starts video capture, and stop (obj) pauses video capture.

III. Imaqtool tools

In matlab, you can use imaqtool tool to preview the video directly. Users can enter imaqtool directly on the command line of matlab to invoke the tool.

These are all the contents of the article "how to capture Digital Images in matlab GUI". Thank you for reading! Hope to share the content to help you, more related knowledge, welcome to follow the industry information channel!

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