Linux 下V4L2的使用例子(二)

2014-11-24 08:37:11 · 作者: · 浏览: 7
p);
LOG("Capture one frame saved in %s\n", CAPTURE_FILE);


// Re-queen buffer
ret = ioctl(fd, VIDIOC_QBUF, &buf);
if (ret < 0) {
LOG("VIDIOC_QBUF failed (%d)\n", ret);
return ret;
}


// Release the resource
for (i=0; i munmap(framebuf[i].start, framebuf[i].length);
}


close(fd);
LOG("Camera test Done.\n");
return 0;
}