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Today's Topics:
1. Re: Motion loses connection to webcam when it is dark
(Joseph Heenan)
----------------------------------------------------------------------
Message: 1
Date: Fri, 23 Sep 2016 08:39:18 +0100
From: Joseph Heenan <[email protected]>
Subject: Re: [Motion-user] Motion loses connection to webcam when it
is dark
To: Motion discussion list <[email protected]>
Message-ID: <[email protected]>
Content-Type: text/plain; charset="us-ascii"
Can you try the cameras in the dark with a different app? eg. streamer as per
http://www.tldp.org/HOWTO/html_single/Webcam-HOWTO/#FRAMEGRABBERS
Joseph
> On 22 Sep 2016, at 20:37, Zan Thorn <[email protected]> wrote:
>
> Great thought Mike but my cams don't have any LEDs for lighting up the dark.
> They only have the "in use" light that turn on when the camera is active.
> They are on during the day where motion connects to the cameras just fine.
> I'm stumped.
>
>
> On Sep 22, 2016 1:28 PM, "Mike Wilson" <[email protected]
> <mailto:[email protected]>> wrote:
> Are you powering the cameras off the pi? When it gets dark and the leds turn
> on the camera will pull more current than during the day. It's possible
> you're going over the current abilities of the pi.
>
> On Thu, Sep 22, 2016 at 10:35 AM Zan Thorn <[email protected]
> <mailto:[email protected]>> wrote:
> I actually set motion up with just one camera at first and saw the exact same
> behavior as two cameras.
>
> Interesting that the cameras should drop the frame rate in the dark... I
> might try reducing the FPS to 1 and see if there is any difference. I really
> appreciate your time and help tosiara!
>
> On Thu, Sep 22, 2016 at 8:15 AM, tosiara <[email protected]
> <mailto:[email protected]>> wrote:
> When you turn light off your camera drops fps to the minimum available - 5
> fps?. But you already use this frame rate in config. Still worth trying to
> use single camera with single thread and see if that works
>
> On Thu, Sep 22, 2016 at 5:07 PM, Zan Thorn <[email protected]
> <mailto:[email protected]>> wrote:
> When the lights are on, both streams work great at 720p. It's only when the
> lights turn off, and the room goes entirely dark, that either camera has
> issues so I don't think it is a performance problem. The CPU usage is pretty
> low at 50% or less and the memory usages is fine too at ~300MB used out of
> the 1GB available.
>
> On Thu, Sep 22, 2016 at 7:59 AM, tosiara <[email protected]
> <mailto:[email protected]>> wrote:
> I'm just curious is it powerful enough to handle two USB cameras with 720p
> resolution?
> Can you try to lower resolution and disconnect each camera to see if
> correlates
>
> On Thu, Sep 22, 2016 at 4:09 PM, Zan Thorn <[email protected]
> <mailto:[email protected]>> wrote:
> Yes I am doing two 720p streams. One camera is a logitech c510 and the other
> is a c920 that is 1080p capable but have both set for 720p in the
> configuration file. This is on a raspberry pi 2b.
>
>
> On Sep 22, 2016 2:40 AM, "tosiara" <[email protected]
> <mailto:[email protected]>> wrote:
> Are you running two USB 720p web cams on a Rpi?
>
> On Thu, Sep 22, 2016 at 7:53 AM, Zan Thorn <[email protected]
> <mailto:[email protected]>> wrote:
> I am using motion Version 3.2.12+git20140228 running on Raspbian GNU/Linux 8
> (jessie). Motion is working great with my two USB web cams during the daytime
> when there is a lot of light but once it's dark, the cameras seem to
> disconnect. I am not using any motion detection, just the web stream and
> snapshots.
>
> Here is my motion.conf and the two thread conf files:
> https://gist.github.com/anonymous/6af2c79a75971c08e0c4cc48e9a035b3
> <https://gist.github.com/anonymous/6af2c79a75971c08e0c4cc48e9a035b3>
>
> The lights turn off at 20:00 in this instance. Please let me know if my
> configuration is wrong or something else is going on. Thanks!
>
> [0] [ERR] [ALL] [Sep 21 20:00:34] main: Thread 1 - Watchdog timeout, trying
> to do a graceful restart
> [0] [ERR] [ALL] [Sep 21 20:00:35] main: Thread 2 - Watchdog timeout, trying
> to do a graceful restart
> [0] [ERR] [ALL] [Sep 21 20:01:34] main: Thread 1 - Watchdog timeout, did NOT
> restart graceful,killing it!
> [0] [NTC] [STR] [Sep 21 20:01:34] stream_stop: Closing motion-stream listen
> socket & active motion-stream sockets
> [0] [NTC] [STR] [Sep 21 20:01:34] stream_stop: Closed motion-stream listen
> socket & active motion-stream sockets
> [0] [INF] [ALL] [Sep 21 20:01:34] motion_cleanup: Calling vid_close() from
> motion_cleanup
> [0] [NTC] [VID] [Sep 21 20:01:34] vid_close: Closing video device /dev/video1
> [1] [ERR] [VID] [Sep 21 20:01:34] v4l2_next: VIDIOC_DQBUF:
> [2] [INF] [ALL] [Sep 21 20:01:34] motion_loop: Lightswitch detected
> [2] [NTC] [ALL] [Sep 21 20:01:34] motion_loop: Thread exiting
> [2] [NTC] [STR] [Sep 21 20:01:34] stream_stop: Closing motion-stream listen
> socket & active motion-stream sockets
> [2] [NTC] [STR] [Sep 21 20:01:34] stream_stop: Closed motion-stream listen
> socket & active motion-stream sockets
> [2] [INF] [ALL] [Sep 21 20:01:34] motion_cleanup: Calling vid_close() from
> motion_cleanup
> [2] [NTC] [VID] [Sep 21 20:01:34] vid_close: Closing video device /dev/video0
> [0] [NTC] [ALL] [Sep 21 20:01:35] main: Motion thread 1 restart
> [0] [NTC] [ALL] [Sep 21 20:01:35] main: Motion thread 2 restart
> [1] [NTC] [ALL] [Sep 21 20:01:35] motion_init: Thread 1 started , motion
> detection Enabled
> [1] [NTC] [VID] [Sep 21 20:01:35] vid_v4lx_start: Using videodevice
> /dev/video1 and input -1
> [1] [NTC] [VID] [Sep 21 20:01:35] v4l2_get_capability:
> ------------------------
> cap.driver: "uvcvideo"
> cap.card: "HD Pro Webcam C920"
> cap.bus_info: "usb-3f980000.usb-1.4"
> cap.capabilities=0x84200001
> ------------------------
> [1] [NTC] [VID] [Sep 21 20:01:35] v4l2_get_capability: - VIDEO_CAPTURE
> [1] [NTC] [VID] [Sep 21 20:01:35] v4l2_get_capability: - STREAMING
> [1] [NTC] [VID] [Sep 21 20:01:35] v4l2_select_input: name = "Camera 1", type
> 0x00000002, status 00000000
> [1] [NTC] [VID] [Sep 21 20:01:35] v4l2_select_input: - CAMERA
> [1] [WRN] [VID] [Sep 21 20:01:35] v4l2_select_input: Device doesn't support
> VIDIOC_G_STD
> [2] [NTC] [ALL] [Sep 21 20:01:35] motion_init: Thread 2 started , motion
> detection Enabled
> [1] [NTC] [VID] [Sep 21 20:01:35] v4l2_do_set_pix_format: Testing palette
> YUYV (1280x720)
> [1] [NTC] [VID] [Sep 21 20:01:35] v4l2_do_set_pix_format: Using palette YUYV
> (1280x720) bytesperlines 2560 sizeimage 1843200 colorspace 00000008
> [1] [NTC] [VID] [Sep 21 20:01:35] v4l2_scan_controls: found control
> 0x00980900, "Brightness", range 0,255
> [1] [NTC] [VID] [Sep 21 20:01:35] v4l2_scan_controls: "Brightness",
> default -8193, current 128
> [1] [NTC] [VID] [Sep 21 20:01:35] v4l2_scan_controls: found control
> 0x00980901, "Contrast", range 0,255
> [1] [NTC] [VID] [Sep 21 20:01:35] v4l2_scan_controls: "Contrast",
> default 57343, current 128
> [1] [NTC] [VID] [Sep 21 20:01:35] v4l2_scan_controls: found control
> 0x00980902, "Saturation", range 0,255
> [1] [NTC] [VID] [Sep 21 20:01:35] v4l2_scan_controls: "Saturation",
> default 57343, current 128
> [1] [NTC] [VID] [Sep 21 20:01:35] v4l2_scan_controls: found control
> 0x00980913, "Gain", range 0,255
> [1] [NTC] [VID] [Sep 21 20:01:35] v4l2_scan_controls: "Gain", default
> 57343, current 0
> [1] [NTC] [VID] [Sep 21 20:01:35] vid_v4lx_start: Using V4L2
> [2] [NTC] [VID] [Sep 21 20:01:35] vid_v4lx_start: Using videodevice
> /dev/video0 and input -1
> [2] [NTC] [VID] [Sep 21 20:01:35] v4l2_get_capability:
> ------------------------
> cap.driver: "uvcvideo"
> cap.card: "UVC Camera (046d:081d)"
> cap.bus_info: "usb-3f980000.usb-1.2"
> cap.capabilities=0x84200001
> ------------------------
> [2] [NTC] [VID] [Sep 21 20:01:35] v4l2_get_capability: - VIDEO_CAPTURE
> [2] [NTC] [VID] [Sep 21 20:01:35] v4l2_get_capability: - STREAMING
> [2] [NTC] [VID] [Sep 21 20:01:35] v4l2_select_input: name = "Camera 1", type
> 0x00000002, status 00000000
> [2] [NTC] [VID] [Sep 21 20:01:35] v4l2_select_input: - CAMERA
> [2] [WRN] [VID] [Sep 21 20:01:35] v4l2_select_input: Device doesn't support
> VIDIOC_G_STD
> [1] [NTC] [ALL] [Sep 21 20:01:35] image_ring_resize: Resizing pre_capture
> buffer to 1 items
> [2] [NTC] [VID] [Sep 21 20:01:35] v4l2_do_set_pix_format: Testing palette
> YUYV (1280x720)
> [2] [NTC] [VID] [Sep 21 20:01:35] v4l2_do_set_pix_format: Using palette YUYV
> (1280x720) bytesperlines 2560 sizeimage 1843200 colorspace 00000008
> [2] [NTC] [VID] [Sep 21 20:01:35] v4l2_scan_controls: found control
> 0x00980900, "Brightness", range 0,255
> [2] [NTC] [VID] [Sep 21 20:01:35] v4l2_scan_controls: "Brightness",
> default -8193, current 128
> [2] [NTC] [VID] [Sep 21 20:01:35] v4l2_scan_controls: found control
> 0x00980901, "Contrast", range 0,255
> [2] [NTC] [VID] [Sep 21 20:01:35] v4l2_scan_controls: "Contrast",
> default 57343, current 32
> [2] [NTC] [VID] [Sep 21 20:01:35] v4l2_scan_controls: found control
> 0x00980902, "Saturation", range 0,255
> [2] [NTC] [VID] [Sep 21 20:01:35] v4l2_scan_controls: "Saturation",
> default 57343, current 34
> [2] [NTC] [VID] [Sep 21 20:01:35] v4l2_scan_controls: found control
> 0x00980913, "Gain", range 0,255
> [2] [NTC] [VID] [Sep 21 20:01:35] v4l2_scan_controls: "Gain", default
> 57343, current 64
> [2] [NTC] [VID] [Sep 21 20:01:35] vid_v4lx_start: Using V4L2
> [2] [NTC] [ALL] [Sep 21 20:01:35] image_ring_resize: Resizing pre_capture
> buffer to 1 items
> [1] [NTC] [DBL] [Sep 21 20:01:36] motion_init: Database backend postgresql
> [1] [NTC] [STR] [Sep 21 20:01:36] http_bindsock: motion-stream testing : IPV4
> addr: 0.0.0.0 port: 3001
> [1] [NTC] [STR] [Sep 21 20:01:36] http_bindsock: motion-stream Bound : IPV4
> addr: 0.0.0.0 port: 3001
> [1] [NTC] [ALL] [Sep 21 20:01:36] motion_init: Started motion-stream server
> in port 3001 auth Disabled
> [2] [NTC] [DBL] [Sep 21 20:01:50] motion_init: Database backend postgresql
> [2] [NTC] [STR] [Sep 21 20:01:50] http_bindsock: motion-stream testing : IPV4
> addr: 0.0.0.0 port: 3002
> [2] [NTC] [STR] [Sep 21 20:01:50] http_bindsock: motion-stream Bound : IPV4
> addr: 0.0.0.0 port: 3002
> [2] [NTC] [ALL] [Sep 21 20:01:50] motion_init: Started motion-stream server
> in port 3002 auth Disabled
> [2] [NTC] [ALL] [Sep 21 20:01:50] image_ring_resize: Resizing pre_capture
> buffer to 5 items
> [0] [ERR] [ALL] [Sep 21 20:02:05] main: Thread 1 - Watchdog timeout, trying
> to do a graceful restart
> [0] [ERR] [ALL] [Sep 21 20:03:05] main: Thread 1 - Watchdog timeout, did NOT
> restart graceful,killing it!
>
>
>
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