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You did not select the correct Device Format.įollowing through this chain of references:Ĭan lead one to documentation for "USB Video Class 1.1", the current version of the UVC specification. In the logs, you want to read and implement the instructions near: If you are wishing to use a higher-resolution choice from this list, or you are seeing ERROR messages such as:
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(No, I do not understand why each resolution and frame rate is listed twice in each list.) General tab Name Whosewebcam Source Type Local : Source tab Device Path /dev/video0 Capture Method Video For Linux version 2 Device Channel 0 Device Format PAL B Capture Palette YUYV Capture Width. Pages 5 and 6 (of 19) lists the ~18 frame formats for motion JPEG and the ~18 frame formats for still images. Here are some initial clues toward making a Logitech Webcam Pro 9000 camera co-operate with Zoneminder. Thus far, I have only used one value for the Capture Width (1600) and the Capture Height (1200), but there are many other image sizes that this camera may supply. Some forum postings point toward imperfections in zmu, and other Logitech cameras that need Device Format "PAL B", which is only available under "Video for Linux version 2". I have not found a combination of values using Capture Method "Video for Linux version 1" that works with this camera. More clues for the correct values to supply for the Device Format and Capture Palette may be found using the zmu utility program which is included with your Zoneminder ~]# zmu -d /dev/video0 ~]# zmu -d /dev/video0 -V2 ~]# zmu -d /dev/video0 -V1 -queryĭ:/dev/video0|N:UVC Camera (046d:0809)|T:1|nC:1|nA:0|mxW:1600|mxH:1200|mnW:48|mnH:32|X:0|Y:0|W:640|H:480|P:8|D:16|B:32896|h:0|Cl:7196|Cn:8224|w:0|n0:Camera ~]# zmu -d /dev/video0 -verbose -V1 -query The guess for the Device Path was incorrect or entered with a typographical error. If Zoneminder drops FATAL error messages in e.g. One clue for the correct value to supply for the Device Path is to scan (as the root user) through the entries in the /dev directory for an entry created at the time the webcam was first connected to this computer system.Ĭrw-rw-+ 1 root video 81, 0 Aug 16 19:20 video0 when one selects the "Add New Monitor" command button, some appropriate Here are some initial clues toward making a Logitech Webcam Pro 9000Ĭamera co-operate with Zoneminder.