x3开发板
在apt更新过后
cd /app/multimedia_samples/sample_usb_cam_4k60/尝试
make出现报错信息
sunrise@ubuntu:/app/multimedia_samples/sample_usb_cam_4k60$ make
gcc -I/usr/include/jsoncpp -o sample_usb_cam -lstdc++ /app/multimedia_samples/sample_usb_cam_4k60/src/camera/camera_base.o /app/multimedia_samples/sample_usb_cam_4k60/src/utils/yuv2yuv.o /app/multimedia_samples/sample_usb_cam_4k60/sample_usb_cam.obj /app/multimedia_samples/sample_usb_cam_4k60/src/camera/camera_imx415.obj /app/multimedia_samples/sample_usb_cam_4k60/src/utils/utils.obj /app/multimedia_samples/sample_usb_cam_4k60/src/vio/vio_sys.obj /app/multimedia_samples/sample_usb_cam_4k60/src/vio/vio_vin.obj /app/multimedia_samples/sample_usb_cam_4k60/src/vio/vio_cfg.obj /app/multimedia_samples/sample_usb_cam_4k60/src/vio/vio_vps.obj /app/multimedia_samples/sample_usb_cam_4k60/src/vio/vio_venc.obj /app/multimedia_samples/sample_usb_cam_4k60/src/vio/vio_video.obj -O3 -L/usr/lib -L/usr/usr/lib -L/usr/lib/hbmedia -L/usr/lib/hbbpu -L/usr/lib/modules -L/usr/lib/firmware -L/usr/lib/pkgconfig -L/usr/lib/sensorlib -L/usr/lib/udev -L/usr/lib/udev -L/usr/lib/aarch64-linux-gnu -L/app/multimedia_samples/sample_usb_cam_4k60/lib/jsoncpp/ -L /usr/lib/aarch64-linux-gnu/ -lcam -lvio -lhbmedia -lgdcbin -lisp -liar -lisp_algo -ltinyalsa -lmultimedia -lz -lavformat -lavcodec -lavutil -lswresample -ldl -lion -lalog -lturbojpeg -ldiag -lcjson -lhbmem -lrt -lstdc++ -lm -lpthread -lguvc -ljsoncpp -L/usr/lib/aarch64-linux-gnu -ljsoncpp
/usr/bin/ld: /app/multimedia_samples/sample_usb_cam_4k60/src/vio/vio_cfg.obj: in function `VioConfig::LoadConfig()':
vio_cfg.cpp:(.text+0x318): undefined reference to `Json::Value::operator bool() const'
collect2: error: ld returned 1 exit status
make: *** [Makefile:38: sample_usb_cam] Error 1我已经尝试
sudo apt install libjsoncpp-dev显示已经安装过了
我能在
/usr/include/jsoncpp 找到头文件
/usr/lib/aarch64-linux-gnu 找到 libjsoncpp.so libjsoncpp.a
请问我得怎么解决这个问题
