[Bug 321358] Re: v4l2 image capture doesn't work

[JeDi]

Got the same here. Can't get a capture object from openCV, c++ or
python.

v4l-info output:


### v4l2 device info [/dev/video0] ###
general info
    VIDIOC_QUERYCAP
        driver                  : "zc3xx"
        card                    : "USB Camera (046d:08da)"
        bus_info                : "0000:00:1a.1"
        version                 : 2.2.0
        capabilities            : 0x5000001 [VIDEO_CAPTURE,READWRITE,STREAMING]

standards

inputs
    VIDIOC_ENUMINPUT(0)
        index                   : 0
        name                    : "zc3xx"
        type                    : CAMERA
        audioset                : 0
        tuner                   : 0
        std                     : 0x0 []
        status                  : 0x0 []

video capture
    VIDIOC_ENUM_FMT(0,VIDEO_CAPTURE)
        index                   : 0
        type                    : VIDEO_CAPTURE
        flags                   : 1
        description             : "JPEG"
        pixelformat             : 0x4745504a [JPEG]
    VIDIOC_G_FMT(VIDEO_CAPTURE)
        type                    : VIDEO_CAPTURE
        fmt.pix.width           : 640
        fmt.pix.height          : 480
        fmt.pix.pixelformat     : 0x4745504a [JPEG]
        fmt.pix.field           : NONE
        fmt.pix.bytesperline    : 640
        fmt.pix.sizeimage       : 115790
        fmt.pix.colorspace      : JPEG
        fmt.pix.priv            : 0



dmesg:


[ 2850.920016] usb 2-2: new full speed USB device using uhci_hcd and address 5
[ 2851.107640] usb 2-2: configuration #1 chosen from 1 choice
[ 2851.110485] gspca: probing 046d:08da
[ 2852.731236] zc3xx: probe 2wr ov vga 0x0000
[ 2852.775233] zc3xx: probe sensor -> 11
[ 2852.775240] zc3xx: Find Sensor HV7131R(c)
[ 2852.781350] gspca: probe ok
[ 2852.781404] gspca: probing 046d:08da
[ 2922.931570] zc3xx: probe 2wr ov vga 0x0000
[ 2995.611915] zc3xx: probe 2wr ov vga 0x0000

-- 
v4l2 image capture doesn't work
https://bugs.launchpad.net/bugs/321358
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