Tedgem Webcam Driver -

struct v4l2_requestbuffers req = 0; req.count = 4; req.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; req.memory = V4L2_MEMORY_MMAP; if (ioctl(fd, VIDIOC_REQBUFS, &req) < 0) perror("VIDIOC_REQBUFS"); close(fd); return 1;

void *buffers[req.count]; struct v4l2_buffer buf; for (int i = 0; i < req.count; ++i) PROT_WRITE, MAP_SHARED, fd, buf.m.offset); if (buffers[i] == MAP_FAILED) perror("mmap"); close(fd); return 1; ioctl(fd, VIDIOC_QBUF, &buf); tedgem webcam driver

struct v4l2_format fmt = 0; fmt.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; fmt.fmt.pix.width = 640; fmt.fmt.pix.height = 480; fmt.fmt.pix.pixelformat = V4L2_PIX_FMT_MJPEG; fmt.fmt.pix.field = V4L2_FIELD_NONE; if (ioctl(fd, VIDIOC_S_FMT, &fmt) < 0) perror("VIDIOC_S_FMT"); close(fd); return 1; struct v4l2_requestbuffers req = 0; req