Some digital camera models support image acquisition and computer control via an USB connection by using a vendor provided software application or via a vendor provided driver interface / SDK.
As of MATLAB R2019a, there is no direct support in Image Acquisition Toolbox for digital SLR cameras.
As a possible workaround for, one could use the MATLAB external interfaces functionality (such as LOADLIBRARY/CALLLIB or MEX to interface with a camera vendor SDK).
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