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>> info=imaqhwinfo info = InstalledAdaptors: {'winvideo'} MATLABVersion: '7.0 (R14)' ToolboxName: 'Image Acquisition Toolbox' ToolboxVersion: '1.5 (R14)' >> win_info=imaqhwinfo('winvideo')% win_info = AdaptorDllName: [1x60 char] AdaptorDllVersion: '1.5 (R14)' AdaptorName: 'winvideo' DeviceIDs: {[1]} DeviceInfo: [1x1 struct] >> win_info.DeviceIDs ans = [1] >> dev_win_info=win_info.DeviceInfo dev_win_info = DefaultFormat: 'YUY2_640x480' DeviceFileSupported: 0 DeviceName: 'Vimicro USB2.0 UVC PC Camera' DeviceID: 1 ObjectConstructor: 'videoinput('winvideo', 1)' SupportedFormats: {1x5 cell} >> dev_win_info.SupportedFormats% ans = Columns 1 through 4 'YUY2_640x480' 'YUY2_352x288' 'YUY2_320x240' 'YUY2_176x144' Column 5 'YUY2_160x120' >> obj = videoinput('winvideo',1,'YUY2_320x240')% Summary of Video Input Object Using 'Vimicro USB2.0 UVC PC Camera'. Acquisition Source(s): input1 is available. Acquisition Parameters: 'input1' is the current selected source. 10 frames per trigger using the selected source. 'YUY2_320x240' video data to be logged upon START. Grabbing first of every 1 frame(s). Log data to 'memory' on trigger. Trigger Parameters: 1 'immediate' trigger(s) on START. Status: Waiting for START. 0 frames acquired since starting. 0 frames available for GETDATA. >> vidRes = get(obj, 'VideoResolution'); nBands = get(obj, 'NumberOfBands'); figure()% axes()% hImage = image( zeros(vidRes(2), vidRes(1), nBands) ); preview(obj, hImage); ??? Error using ==> imaqdevice.preview Too many input arguments. >> զô°ì£¿ |
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