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Today's Topics:
1. Re: v4l2loopback giving error :Error selecting input 0
VIDIOC_S_INPUT: Device or resource busy. (MrDave)
----------------------------------------------------------------------
Message: 1
Date: Wed, 26 Sep 2018 07:16:45 -0600
From: MrDave <[email protected]>
To: [email protected]
Subject: Re: [Motion-user] v4l2loopback giving error :Error selecting
input 0 VIDIOC_S_INPUT: Device or resource busy.
Message-ID: <[email protected]>
Content-Type: text/plain; charset="utf-8"; Format="flowed"
I would recommend checking the version (motion -h) to see that you are
running the latest release Motion (4.1.1).
Dave
On 9/26/2018 3:49 AM, Abhisek Techie wrote:
> 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 <[email protected]
> <mailto:[email protected]>> 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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