R818 tina Linux 运行 mjpg-streamer + usb camera

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R818 tina sdk 勾选：

# CONFIG_PACKAGE_live is not set
CONFIG_PACKAGE_mjpg-streamer=y
# CONFIG_MJPG_STREAMER_V4L2 is not set
CONFIG_MJPG_STREAMER_INPUT_FILE=y
CONFIG_MJPG_STREAMER_INPUT_UVC=y
CONFIG_MJPG_STREAMER_INPUT_TESTPICTURE=y
CONFIG_MJPG_STREAMER_OUTPUT_FILE=y
CONFIG_MJPG_STREAMER_OUTPUT_HTTP=y
CONFIG_MJPG_STREAMER_WWW=y

linux kernel勾选：

CONFIG_MEDIA_USB_SUPPORT=y
#
# Webcam devices
#
CONFIG_USB_VIDEO_CLASS=y
CONFIG_USB_VIDEO_CLASS_INPUT_EVDEV=y
# CONFIG_USB_GSPCA is not set

和：

CONFIG_MEDIA_SUPPORT=y

#
# Multimedia core support
#
CONFIG_MEDIA_CAMERA_SUPPORT=y
# CONFIG_MEDIA_ANALOG_TV_SUPPORT is not set
# CONFIG_MEDIA_DIGITAL_TV_SUPPORT is not set
# CONFIG_MEDIA_RADIO_SUPPORT is not set
# CONFIG_MEDIA_SDR_SUPPORT is not set
CONFIG_MEDIA_RC_SUPPORT=y
CONFIG_MEDIA_CONTROLLER=y
# CONFIG_MEDIA_CONTROLLER_DVB is not set
CONFIG_VIDEO_DEV=y
CONFIG_VIDEO_V4L2_SUBDEV_API=y
CONFIG_VIDEO_V4L2=y
# CONFIG_VIDEO_ADV_DEBUG is not set
# CONFIG_VIDEO_FIXED_MINOR_RANGES is not set
CONFIG_VIDEOBUF2_CORE=y
CONFIG_VIDEOBUF2_MEMOPS=y
CONFIG_VIDEOBUF2_DMA_CONTIG=m
CONFIG_VIDEOBUF2_VMALLOC=y
# CONFIG_TTPCI_EEPROM is not set

命令行运行：

mjpg_streamer -i "/usr/lib/input_uvc.so -r 1280x720 -d /dev/video4"  -o "/usr/lib/output_http.so -w /www/webcam"

浏览器打开：

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D1哪吒开发板也是一模一样的操作。