我正在运行 Ubuntu 16.04 LTS戴尔 Precision 7510无法正确检测内置网络摄像头。网络摄像头已在 BIOS 中启用，并且此笔记本电脑没有专用FN+？键来管理网络摄像头。
如果我尝试跑步，cheese我就会
** Message: cheese-application.vala:211: Error during camera setup: No device found
(cheese:5622): cheese-CRITICAL **: cheese_camera_device_get_name: assertion 'CHEESE_IS_CAMERA_DEVICE (device)' failed
(cheese:5622): GLib-CRITICAL **: g_variant_new_string: assertion 'string != NULL' failed
(cheese:5622): GLib-GIO-CRITICAL **: g_settings_schema_key_type_check: assertion 'value != NULL' failed
(cheese:5622): GLib-CRITICAL **: g_variant_get_type_string: assertion 'value != NULL' failed
(cheese:5622): GLib-GIO-CRITICAL **: g_settings_set_value: key 'camera' in 'org.gnome.Cheese' expects type 's', but a GVariant of type '(null)' was given
** (cheese:5622): CRITICAL **: cheese_preferences_dialog_setup_resolutions_for_device: assertion 'device != NULL' failed
lsusb返回
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 003: ID 046d:c52b Logitech, Inc. Unifying Receiver
Bus 001 Device 002: ID 2516:0011
Bus 001 Device 004: ID 0a5c:5805 Broadcom Corp.
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
从戴尔的支持页面我能够获得有关内置摄像头的一些详细信息，但这些信息并没有告诉我太多信息
Table 12. CameraFeature Specification
Type CMOS Sensor
Still Resolution 1280 x 720 Pixels ( Maximum )
Video Resolution 1280 x 720 Pixels @ 30 Frame Per Seconds ( Maximum )
Diagonal 74 degrees
/dev/video*文件也不存在
ls: cannot access '/dev/video*': No such file or directory