CRM v4l2 event类型: #defineV4L_EVENT_CAM_REQ_MGR_SOF 0#defineV4L_EVENT_CAM_REQ_MGR_ERROR 1#defineV4L_EVENT_CAM_REQ_MGR_SOF_BOOT_TS 2 SOF:start of frame,一帧图开始传输。mipi csid收到sof立马产生中断 ERROR:camera不出图了等 v4l2_event_queue到v4l2 core camera_req_mgr_notify_message处理v4l...
event->timestamp.tv_nsec = ts.tv_nsec;kev->sev->first = sev_pos(kev->sev, 1);kev->sev->in_use--;spin_unlock_irqrestore(&fh->vdev->fh_lock, flags);return 0;}int v4l2_event_dequeue(struct v4l2_fh *fh, struct v4l2_event *event,...
If the client has not set the coded resolution of the stream on its own, calling VIDIOC_G_FMT(), VIDIOC_S_FMT(), VIDIOC_TRY_FMT() or VIDIOC_REQBUFS() on the CAPTURE queue will not return the real values for the stream until a V4L2_EVENT_SOURCE_CHANGE event with changes set to V4L...
新闻直播间 《新闻直播间》 20231014 14:00 简介 央视网首页 | 央视节目官网首页 中央广播电视总台央视网版权所有