No video capture device was detected.This sample requires a video capture,such as a usb webcam,to be 选择语言:从中文简体中文翻译英语日语韩语俄语德语法语阿拉伯文西班牙语葡萄牙语意大利语荷兰语瑞典语希腊语捷克语丹麦语匈牙利语希伯来语波斯语挪威语乌尔都语罗马尼亚语土耳其语波兰语到中文简体中文翻译英语日语...
thrownew ApplicationException("No video capture device was detected.\r\n\r\n" + "This sample requires a video capture device, such as a USB WebCam,\r\n" + "to be installed and working properly. The sample will now close."); } // Use the first video capture device on the device ...
488 积分： 393 个人网站 Re: T113-S3 一个很奇怪的USB问题 那不是确定了是PCB设计缺陷了嘛 ...
usb_device.can_wake_up = true (bool)usb_device.device_class = 255 (0xff) (int)usb_...
第二步:查询适合winvideo适配器的设备 out2 = imaqhwinfo('winvideo') No devices were detected for the 'winvideo' adaptor. For troubleshooting device detection issues, click here. out2 = 包含以下字段的 struct: AdaptorDllName: 'C:\ProgramData\MATLAB\SupportPackages\R2019b\toolbox\imaq\supportpackag...
Step 1. Find your USB data backup on your computer or external storage device.Step 2. Locate and select your lost data from the backup.Step 3. Copy and save the recovered files to your USB drive.If you don't have a backup, then your best option is to return to Method 1 and use ...
Error: Unknown Device - Windows Has Stopped This Device with Code 43 Don't worry if your USB flash drive or external USB drive is not recognized due toCode 43 error. What is Error Code 43? Code 43 error, it's one of the Device Manager error codes which says "Windows has stopped this...
厂家在usb_probe时调用gspca.c中的gspca_dev_probe(),里面注册v4l2驱动,并生成videox,之后用户空间就通过gspca写的v4l2接口操作了。 当usb摄像头-zc0301pl插入时,usbcore通过枚举过程获知当前设备的信息,包括两个id,然后和注册在usb总线上的各个usb驱动(zc3xx.c)里的usb_device_id table比较,有相同的的话,就...
[ 0.028102] usbcore: registered new device driver usb [ 0.028328] mc: Linux media interface: v0.10 [ 0.028382] videodev: Linux video capture interface: v2.00 [ 0.028893] ion_parse_dt_heap_common: id 4 type 4 name cma align 1000 [ 0.029805] Bluetooth: Core ver 2.22 [ 0.029870] NET: ...
The same issue "ERROR unknown event type 37"@jonas_karlssonfaced is happening on the iMX8mp evk too, we connect an USB video capture device to the USB port, and we can not see the desired resolution.I also posted the question in another thread https://community.nxp.com/t5/i-MX-Proces...