grab_image_async(Image2,AcqHandle,-1.0)*Process Image2 ... close_framegrabber(AcqHandle) 结果 如果图像采集设备打开并支持异步采集,则算子grab_image_async返回值2(H_MSG_TRUE)。 否则会引发异常。 Possible Predecessors grab_image_start, open_framegrabber, set_framegrabber_param Possible Successors grab_...
grab_image_async— Asynchronous grab of an image from the specified image acquisition device.Signaturegrab_image_async( : Image : AcqHandle, MaxDelay : ) DescriptionThe operator grab_image_async requests an asynchronously grabbed image from the image acquisition device specified by AcqHandle. By ...
修改默认的超时时间 ，默认5s，改大。set_framegrabber_param (AcqHandle, 'grab_timeout', 5000)
调用GrabImageAsync函数同一张图片连续出现3次（HOperatorSet.GrabImageAsync(out ho_Image, hv_Acq...
The grab is finished viagrab_image_asyncorgrab_data_async. TheMaxDelayparameter is obsolete and does not effect the new asynchronous grab. Note that you can check for a too old image by using theMaxDelayparameter of the operatorgrab_image_asyncorgrab_data_async, respectively. ...
grab_image_async() //images are acquired and processedinparalled,leads to a significant speedup... value(errorcode) ofoperatorcalls dev_set_check() 指定程序出错时是否弹出错误对话框,dev_error_var()获取最近一次算子调用返回的错误 通过电脑自带相机检测人的额头 halcon实现 ...
grab_data_async与该组内外的所有非独占算子并行运行。 并行 ● 多线程类型:可重入(与非独占算子并行运行)。 ● 多线程范围:全局(可以从任何线程调用)。 ● 不并行化处理。 参数 Image (output_object) image(-array) → object (byte / real / uint2) ...
grab_image(Operator) Name grab_image— Synchronous grab of an image from the specified image acquisition device. Signature Description The operatorgrab_imagegrabs an image via the image acquisition device specified byAcqHandle. The desired operational mode of the image acquisition device as well as ...
grab_image_async— Asynchronous grab of an image from the specified image acquisition device.Signaturegrab_image_async( : Image : AcqHandle, MaxDelay : ) DescriptionThe operator grab_image_async requests an asynchronously grabbed image from the image acquisition device specified by AcqHandle. By ...
grab_image(Image,AcqHandle) close_framegrabber(AcqHandle) 结果 如果可以成功获取图像,则算子grab_image将返回值2(H_MSG_TRUE)。 否则会引发异常。 Possible Predecessors open_framegrabber, set_framegrabber_param Possible Successors grab_image_start, grab_image_async, close_framegrabber ...