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Today's Topics:
1. Re: v4l2loopback giving error :Error selecting input 0
VIDIOC_S_INPUT: Device or resource busy. (Abhisek Techie)
----------------------------------------------------------------------
Message: 1
Date: Wed, 26 Sep 2018 05:49:15 -0400
From: Abhisek Techie <abhisek.study2...@gmail.com>
To: motion-user@lists.sourceforge.net
Subject: Re: [Motion-user] v4l2loopback giving error :Error selecting
input 0 VIDIOC_S_INPUT: Device or resource busy.
Message-ID:
<calvpzyuoxd9wk-f4xvfokkkbr3w7sh9s5wphtvgmvsgdglu...@mail.gmail.com>
Content-Type: text/plain; charset="utf-8"
Hey Dave ,
Thanks for pointing out the issue . I am getting a new error now "*main:
Thread 1 - Watchdog timeout, did NOT restart graceful,killing it!*".As , I
am getting this issue I could not test your recommended changes .Any
suggestion on getting rid of timeout issue.
Below are the error logs -
[0:motion] [NTC] [ALL] [Sep 25 02:20:55] motion_startup: Using log type
(ALL) log level (NTC)
[0:motion] [NTC] [ALL] [Sep 25 02:20:55] become_daemon: Motion going to
daemon mode
[0:motion] [NTC] [ALL] [Sep 25 02:20:55] become_daemon: Created process id
file /var/run/motion/motion.pid. Process ID is 9211
[0:motion] [NTC] [ALL] [Sep 25 02:20:55] motion_startup: Motion running as
daemon process
[0:motion] [NTC] [ENC] [Sep 25 02:20:55] ffmpeg_init: ffmpeg libavcodec
version 57.48.101 libavformat version 57.41.100
[0:motion] [NTC] [ALL] [Sep 25 02:20:55] main: Camera 0 is from
/etc/motion/motion.conf
[0:motion] [NTC] [ALL] [Sep 25 02:20:55] main: Camera 0 is device:
/dev/video0 input -1
[0:motion] [NTC] [ALL] [Sep 25 02:20:55] main: Stream port 8081
[0:motion] [NTC] [ALL] [Sep 25 02:20:55] main: Waiting for threads to
finish, pid: 9211
[0:web_control] [NTC] [STR] [Sep 25 02:20:55] http_bindsock: listening on
any IPv4 address port 8080
[0:web_control] [NTC] [STR] [Sep 25 02:20:55] httpd_run: Started
motion-httpd server on port 8080 (auth Disabled)
[1:ml1] [NTC] [ALL] [Sep 25 02:20:55] motion_init: Camera 0 started: motion
detection Enabled
[1:ml1] [NTC] [VID] [Sep 25 02:20:55] vid_v4lx_start: Using videodevice
/dev/video0 and input -1
[1:ml1] [NTC] [VID] [Sep 25 02:20:55] v4l2_get_capability:
------------------------
cap.driver: "uvcvideo"
cap.card: "EasyCamera" *[Even with UVC Camera, I am getting the same
issue]*
cap.bus_info: "usb-0000:02:03.0-1"
cap.capabilities=0x84200001
------------------------
[1:ml1] [NTC] [VID] [Sep 25 02:20:55] v4l2_get_capability: - VIDEO_CAPTURE
[1:ml1] [NTC] [VID] [Sep 25 02:20:55] v4l2_get_capability: - STREAMING
[1:ml1] [NTC] [VID] [Sep 25 02:20:55] v4l2_select_input: name = "Camera 1",
type 0x00000002, status 00000000
[1:ml1] [NTC] [VID] [Sep 25 02:20:55] v4l2_select_input: - CAMERA
[1:ml1] [WRN] [VID] [Sep 25 02:20:55] v4l2_select_input: Device doesn't
support VIDIOC_G_STD
[1:ml1] [NTC] [VID] [Sep 25 02:20:55] v4l2_set_pix_format: Config palette
index 17 (YU12) doesn't work.
[1:ml1] [NTC] [VID] [Sep 25 02:20:55] v4l2_set_pix_format: Supported
palettes:
[1:ml1] [NTC] [VID] [Sep 25 02:20:55] v4l2_set_pix_format: (0) MJPG
(Motion-JPEG)
[1:ml1] [NTC] [VID] [Sep 25 02:20:55] v4l2_set_pix_format: 0 - Motion-JPEG
(compressed : 1) (0x47504a4d)
[1:ml1] [NTC] [VID] [Sep 25 02:20:55] v4l2_set_pix_format: (1) YUYV (YUYV
4:2:2)
[1:ml1] [NTC] [VID] [Sep 25 02:20:55] v4l2_set_pix_format: 1 - YUYV 4:2:2
(compressed : 0) (0x56595559)
[1:ml1] [NTC] [VID] [Sep 25 02:20:55] v4l2_set_pix_format Selected palette
YUYV
[1:ml1] [NTC] [VID] [Sep 25 02:20:55] v4l2_do_set_pix_format: Testing
palette YUYV (320x240)
[1:ml1] [NTC] [VID] [Sep 25 02:20:55] v4l2_do_set_pix_format: Using palette
YUYV (320x240) bytesperlines 640 sizeimage 153600 colorspace 00000008
[1:ml1] [NTC] [VID] [Sep 25 02:20:55] v4l2_scan_controls: found control
0x00980900, "Brightness", range 0,100
[1:ml1] [NTC] [VID] [Sep 25 02:20:55] v4l2_scan_controls: "Brightness",
default 50, current 50
[1:ml1] [NTC] [VID] [Sep 25 02:20:55] v4l2_scan_controls: found control
0x00980901, "Contrast", range 0,100
[1:ml1] [NTC] [VID] [Sep 25 02:20:55] v4l2_scan_controls: "Contrast",
default 50, current 50
[1:ml1] [NTC] [VID] [Sep 25 02:20:55] v4l2_scan_controls: found control
0x00980902, "Saturation", range 0,100
[1:ml1] [NTC] [VID] [Sep 25 02:20:55] v4l2_scan_controls: "Saturation",
default 50, current 50
[1:ml1] [NTC] [VID] [Sep 25 02:20:55] v4l2_scan_controls: found control
0x00980903, "Hue", range 0,100
[1:ml1] [NTC] [VID] [Sep 25 02:20:55] v4l2_scan_controls: "Hue", default
50, current 50
[1:ml1] [NTC] [VID] [Sep 25 02:20:55] v4l2_scan_controls: found control
0x00980918, "Power Line Frequency", range 0,2
[1:ml1] [NTC] [VID] [Sep 25 02:20:55] v4l2_scan_controls: "Power Line
Frequency", default 1, current 1
[1:ml1] [NTC] [VID] [Sep 25 02:20:55] v4l2_scan_controls: found control
0x00980910, "Gamma", range 0,100
[1:ml1] [NTC] [VID] [Sep 25 02:20:55] v4l2_scan_controls: "Gamma", default
50, current 50
[1:ml1] [NTC] [VID] [Sep 25 02:20:55] vid_v4lx_start: Using V4L2
[1:ml1] [NTC] [ALL] [Sep 25 02:20:55] image_ring_resize: Resizing
pre_capture buffer to 1 items
[1:ml1] [NTC] [STR] [Sep 25 02:20:56] http_bindsock: listening on any IPv4
address port 8081
[1:ml1] [NTC] [ALL] [Sep 25 02:20:56] motion_init: Started motion-stream
server on port 8081 (auth Disabled)
*[0:motion] [ERR] [ALL] [Sep 25 02:21:26] main: Thread 1 - Watchdog
timeout, trying to do a graceful restart*
[0:motion] [ERR] [ALL] [Sep 25 02:22:26] main: Thread 1 - Watchdog timeout,
did NOT restart graceful,killing it!
[1:ml1] [ERR] [VID] [Sep 25 02:22:27] v4l2_next: VIDIOC_DQBUF: Interrupted
system call
[0:motion] [ERR] [ALL] [Sep 25 02:22:28] main: cleaning Thread 1
[0:motion] [NTC] [STR] [Sep 25 02:22:28] stream_stop: Closing motion-stream
listen socket & active motion-stream sockets
[0:motion] [NTC] [STR] [Sep 25 02:22:28] stream_stop: Closed motion-stream
listen socket & active motion-stream sockets
[0:motion] [NTC] [VID] [Sep 25 02:22:28] vid_close: Closing video device
/dev/video0
[0:motion] [NTC] [ALL] [Sep 25 02:22:29] main: Motion thread 1 restart
[1:ml1] [NTC] [ALL] [Sep 25 02:22:29] motion_init: Camera 0 started: motion
detection Enabled
[1:ml1] [NTC] [VID] [Sep 25 02:22:29] vid_v4lx_start: Using videodevice
/dev/video0 and input -1
[1:ml1] [NTC] [VID] [Sep 25 02:22:29] v4l2_get_capability:
Regards,
Regards
On Tue, Sep 25, 2018 at 8:09 PM MrDave <motionmrd...@gmail.com> wrote:
> The other program needs to use video2 rather than video1. So steps 5/6
> need to be interchanged.
> 5.started motion server- service motion start
> 6.Executed my program which uses /dev/video2 device
>
> If the other program needs audio, then you would need to use ffmpeg or
> something else to feed the camera into video2 and then have both the other
> program as well as motion use that device for input.
>
> Dave
> On 9/25/2018 4:49 AM, Abhisek Techie wrote:
>
> Hi ,
>
> I am trying to configure a v4l2loopback device in Motion server through
> which I can live stream .But I am getting "selecting input 0
> VIDIOC_S_INPUT: Device or resource busy". My /dev/video1 device is used by
> another program , hence, I would like to live stream through /dev/video2
> v4l2loopback device
> Below are the details
> Environment
> OS - Debian
> Below are the steps I have configured
> 1.Installed v4l2loopback-dkms package
> 2.sudo modprobe -r v4l2loopback
> 3. After step 2 I could see video2 listed under /dev
> 4.Configured motion.conf file Main changes
> videodevice /dev/video1 [this is my main camera]
> video_pipe /dev/video2 [this is the v4l2loopback device]
> 5.Executed my program which uses /dev/video1 device
> 6.started motion server- service motion start
> 7. Tried to access live stream from a browser by typing
> http://localhost:8081
> 8. Not receiving the live feed .When checked the logs I see [VID] [Sep 25
> 00:40:40] v4l2_select_input: Error selecting input 0 VIDIOC_S_INPUT: Device
> or resource busy.
> Error details-
> [0:motion] [NTC] [ALL] [Sep 25 00:40:22] motion_startup: Using log type
> (ALL) log level (ALL)
> [0:motion] [NTC] [ALL] [Sep 25 00:40:22] become_daemon: Motion going to
> daemon mode
> [0:motion] [NTC] [ALL] [Sep 25 00:40:22] become_daemon: Created process id
> file /var/run/motion/motion.pid. Process ID is 7031
> [0:motion] [NTC] [ALL] [Sep 25 00:40:22] motion_startup: Motion running as
> daemon process
> [0:motion] [NTC] [ENC] [Sep 25 00:40:22] ffmpeg_init: ffmpeg libavcodec
> version 57.48.101 libavformat version 57.41.100
> [0:motion] [NTC] [ALL] [Sep 25 00:40:22] main: Camera 0 is from
> /etc/motion/motion.conf
> [0:motion] [NTC] [ALL] [Sep 25 00:40:22] main: **Camera 0 is device:
> /dev/video1 input -1**
> [0:motion] [NTC] [ALL] [Sep 25 00:40:22] main: Stream port **8081**
> [0:motion] [NTC] [ALL] [Sep 25 00:40:22] main: Waiting for threads to
> finish, pid: 7031
> [0:web_control] [NTC] [STR] [Sep 25 00:40:22] http_bindsock: listening on
> any IPv4 address port 8080
> [0:web_control] [NTC] [STR] [Sep 25 00:40:22] httpd_run: Started
> motion-httpd server on port 8080 (auth Disabled)
> [1:ml1] [NTC] [ALL] [Sep 25 00:40:22] motion_init: Camera 0 started:
> motion detection Enabled
> [1:ml1] [NTC] [VID] [Sep 25 00:40:22] vid_v4lx_start: Using videodevice
> /dev/video1 and input -1
> [1:ml1] [NTC] [VID] [Sep 25 00:40:22] v4l2_get_capability:
> ------------------------
> cap.driver: "uvcvideo"
> cap.card: "UVC Camera (046d:081b)"
> cap.bus_info: "usb-0000:02:03.0-2"
> **cap.capabilities=**0x84200001****
> ------------------------
> [1:ml1] [NTC] [VID] [Sep 25 00:40:22] v4l2_get_capability: - VIDEO_CAPTURE
> [1:ml1] [NTC] [VID] [Sep 25 00:40:22] v4l2_get_capability: - STREAMING
> [1:ml1] [NTC] [VID] [Sep 25 00:40:22] v4l2_select_input: name = "Camera
> 1", type 0x00000002, status 00000000
> [1:ml1] [NTC] [VID] [Sep 25 00:40:22] v4l2_select_input: - CAMERA
> [1:ml1] [ERR] [VID] [Sep 25 00:40:22] **v4l2_select_input: Error selecting
> input 0 VIDIOC_S_INPUT: Device or resource busy**
> [1:ml1] [NTC] [VID] [Sep 25 00:40:22] vid_v4lx_start: Using V4L1
> [1:ml1] [NTC] [ALL] [Sep 25 00:40:22] image_ring_resize: Resizing
> pre_capture buffer to 1 items
> [1:ml1] [ERR] [ALL] [Sep 25 00:40:32] motion_init: Error capturing first
> image
> [1:ml1] [NTC] [STR] [Sep 25 00:40:32] http_bindsock: listening on any IPv4
> address port 8081
> [1:ml1] [NTC] [ALL] [Sep 25 00:40:32] motion_init: Started motion-stream
> server on port 8081 (auth Disabled)
> [1:ml1] [ERR] [ALL] [Sep 25 00:40:32] motion_loop: Video device fatal
> error - Closing video device
> [1:ml1] [NTC] [VID] [Sep 25 00:40:32] vid_close: Closing video device
> /dev/video1
> [1:ml1] [DBG] [ALL] [Sep 25 00:40:33] motion_loop: vid_return_code 1
> [1:ml1] [DBG] [ALL] [Sep 25 00:40:33] motion_loop: vid_return_code 1
> [1:ml1] [WRN] [ALL] [Sep 25 00:40:40] motion_loop: Retrying until
> successful connection with camera
> [1:ml1] [NTC] [ALL] [Sep 25 00:40:48] motion_loop: End of event 1
> [1:ml1] [NTC] [ALL] [Sep 25 00:40:48] motion_loop: Thread exiting
> [1:ml1] [NTC] [STR] [Sep 25 00:40:48] stream_stop: Closing motion-stream
> listen socket & active motion-stream sockets
> [0:web_control] [NTC] [STR] [Sep 25 00:40:48] httpd_run: motion-httpd -
> Finishing
> [0:web_control] [NTC] [STR] [Sep 25 00:40:48] httpd_run: motion-httpd
> Closing
> [0:web_control] [NTC] [STR] [Sep 25 00:40:48] motion_web_control:
> motion-httpd thread exit
> [0:motion] [NTC] [ALL] [Sep 25 00:40:49] main: Threads finished
> [0:motion] [NTC] [ALL] [Sep 25 00:40:50] main: Motion terminating
> [0:motion] [NTC] [ALL] [Sep 25 00:40:50] motion_remove_pid: Removed
> process id file (pid file).
> [0:motion] [NTC] [ALL] [Sep 25 00:40:50] motion_remove_pid: Closing
> logfile (/var/log/motion/motion.log).
>
> Please suggest how to get rid of this error .
> Regards
>
>
>
>
>
> _______________________________________________
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