This is the output of v4l2-ctl --all
NOTE: if I query after running ring/settings I get 5 FPS in the streaming
report. If I run cheese and run it afterwards (or during) I get 30 FPS. So
it's def. a question of setting it wrong.
Driver Info (not using libv4l2):
Driver name : uvcvideo
Card type : Live! Cam Chat HD VF0790
Bus info : usb-0000:00:1a.0-1.6
Driver version: 4.2.5
Capabilities : 0x84200001
Video Capture
Streaming
Extended Pix Format
Device Capabilities
Device Caps : 0x04200001
Video Capture
Streaming
Extended Pix Format
Priority: 2
Video input : 0 (Camera 1: ok)
Format Video Capture:
Width/Height : 1280/720
Pixel Format : 'MJPG'
Field : None
Bytes per Line: 0
Size Image : 1843200
Colorspace : SRGB
Flags :
Crop Capability Video Capture:
Bounds : Left 0, Top 0, Width 1280, Height 720
Default : Left 0, Top 0, Width 1280, Height 720
Pixel Aspect: 1/1
Selection: crop_default, Left 0, Top 0, Width 1280, Height 720
Selection: crop_bounds, Left 0, Top 0, Width 1280, Height 720
Streaming Parameters Video Capture:
Capabilities : timeperframe
Frames per second: 30.000 (30/1)
Read buffers : 0
brightness (int) : min=-64 max=64 step=1 default=0
value=0
contrast (int) : min=0 max=50 step=1 default=0
value=0
saturation (int) : min=0 max=100 step=1 default=55
value=55
hue (int) : min=-100 max=100 step=1
default=0 value=0
white_balance_temperature_auto (bool) : default=1 value=1
gamma (int) : min=100 max=300 step=1
default=100 value=100
power_line_frequency (menu) : min=0 max=2 default=2 value=2
white_balance_temperature (int) : min=2800 max=6500 step=10
default=4500 value=4500 flags=inactive
sharpness (int) : min=0 max=10 step=1 default=2
value=2
backlight_compensation (int) : min=0 max=4 step=1 default=1
value=1
exposure_auto (menu) : min=0 max=3 default=3 value=3
exposure_absolute (int) : min=5 max=10000 step=1
default=166 value=166 flags=inactive
brightness (int) : min=-64 max=64 step=1 default=0
value=0
contrast (int) : min=0 max=50 step=1 default=0
value=0
saturation (int) : min=0 max=100 step=1 default=55
value=55
hue (int) : min=-100 max=100 step=1
default=0 value=0
white_balance_temperature_auto (bool) : default=1 value=1
gamma (int) : min=100 max=300 step=1
default=100 value=100
power_line_frequency (menu) : min=0 max=2 default=2 value=2
white_balance_temperature (int) : min=2800 max=6500 step=10
default=4500 value=4500 flags=inactive
sharpness (int) : min=0 max=10 step=1 default=2
value=2
backlight_compensation (int) : min=0 max=4 step=1 default=1
value=1
2015-11-25 10:51 GMT-07:00 Ales Katona <almin...@gmail.com>:
> I've looked at the terminal output. This is the section of mostly Qt5
> related "warnings" I see when I open the video settings and click on the
> various camera settings.
>
> QObject: Cannot create children for a parent that is in a different thread.
> (Parent is Video::ShmRenderer(0x19b0840), parent's thread is
> QThread(0x15ab650), current thread is QThread(0xb3dd80)
> QItemSelectionModel: Setting the current index when no model has been set
> will result in a no-op.
> QItemSelectionModel: Setting the current index when no model has been set
> will result in a no-op.
> QItemSelectionModel: Setting the current index when no model has been set
> will result in a no-op.
> QItemSelectionModel: Setting the current index when no model has been set
> will result in a no-op.
>
> The no-op one always happens when I change any camera setting, makes me
> think maybe it just doesn't do anything?
>
> Running Cheese (the gnome camera snapshotter) I get fluent video (30+ fps
> I'd guess) with 1280x720 which is the highest res for this webcam (creative
> live! HD VF0790)
>
> The client version (built from AUR on arch) is 0.4.0
>
> Ales
>
> 2015-11-25 10:48 GMT-07:00 Jérôme Oufella <
> jerome.oufe...@savoirfairelinux.com>:
>
>> Ales, you can try connecting a second (different) webcam on the same
>> platform, check if you have the same fps limitations. In any case, I'm sure
>> someone here can point to a debugging path. First thing that comes to my
>> mind is querying the webcam's caps from a cli tool in a way similar to ring
>> to see what it reports.
>>
>> @eloi: any hint?
>>
>
>
>
> --
> Feel the power of Opensource.
> Feel the power of Free Pascal.
>
--
Feel the power of Opensource.
Feel the power of Free Pascal.
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