colorspace fail: v4l2-test-formats.cpp(481): testColorspace(!node->is_io_mc, pix_mp.pixelformat, pix_mp.colorspace, pix_mp.ycbcr_enc, pix_mp.quantization) test VIDIOC_G_FMT:FAILfail: v4l2-test-formats.cpp(358): !colorspace fail: v4l2-test-formats.cpp(481): testColorspace(!node->i...
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libv4l2cpp It is a C++ wrapper for V4L2 Dependencies liblog4cpp5-dev (optional) V4L2 Capture create a V4L2 Capture interface using MMAP interface: V4L2DeviceParameters param("/dev/video0", V4L2_PIX_FMT_*, width, height, fps, IOTYPE_MMAP); V4l2Capture* videoCapture = V4l2Capture::create(par...
v4l2_video.cpp #include "v4l2_video.h" #include <fcntl.h> #include <unistd.h> #include <linux/videodev2.h> #include <sys/ioctl.h> #include <sys/mman.h> #include "mainwidget.h" #define VIDEO_FILE "/dev/video8" #define IMAGEWIDTH 640 #define IMAGEHEIGHT 480 #define VIDEO_FPS 25...
camera_manager.cpp #include "camera_manager.h" #include <signal.h> #include <stdio.h> #include <stdlib.h> #include <string.h> #include <assert.h> #include <getopt.h> #include <fcntl.h> #include <unistd.h> #include <errno.h> ...
现在想用cpp实现抓图命令获取图像帧首先通过测试程序来配套的摄像头的能力,发现并不且具有捕获视频的能力(V4L2_CAP_VIDEO_CAPTURE),只具有流式传输(V4L2_CAP_STREAMING)结果如下 root@debian10:/home/toybrick/plate_detect_reg# ./cap /dev/video19 camera device:/dev/video19...
/** V4L2.cpp * * Created on: 2013年12月17日 * Author: ny*/#include"V4L2.h"V4L2::V4L2() { fd= -1; buffers=NULL; width=0; height=0; CLEAR(fmt);//设置帧格式fmt.type =V4L2_BUF_TYPE_VIDEO_CAPTURE; fmt.fmt.pix.pixelformat= V4L2_PIX_FMT_YUYV;//V4L2_PIX_FMT_YUYV;fmt.fmt.pix...
[cpp]view plain copy print? static int __init videodev_init(void) { /* 申请设备号,留给 video 设备使用 */ dev_t dev = MKDEV(VIDEO_MAJOR, 0); ...
serverImaging.cpp serverMedia.cpp serverNotificationConsumer.cpp serverNotificationProducer.cpp serverPTZ.cpp serverPullPointSubscription.cpp serverReceiver.cpp serverRecording.cpp serverReplay.cpp serverSearch.cpp serverSubscriptionManager.cpp v4l2rtspserver ...
克隆/下载 master platform_hardware_libcamera / V4L2Camera.cpp V4L2Camera.cpp 40.68 KB 一键复制 编辑 原始数据 按行查看 历史 mc 提交于 8个月前 . first commit 12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667...