I am having issues trying to use a Sony a5100 as a Webcam on LinuxMint 19
with Gphoto2. What am I missing?
Please help me to find a solution, I attach here all the debugging files:
TIA
Fernando
1) GENERAL
fernando@fernando-HP-650-Notebook-PC:~$ gphoto2 --debug
0.000182 main (2): INCLUDERE SEMPRE LE RIGHE
SEGUENTI QUANDO SI SPEDISCONO MESSAGGI DI DEBUG ALLA MAILING LIST:
0.000217 main (2): gphoto2 2.5.15
0.000231 main (2): gphoto2 è stato compilato con le
seguente opzioni:
0.000264 main (2): + gcc (C compiler used)
0.000296 main (2): + popt (mandatory, for handling
command-line parameters)
0.000323 main (2): + exif (for displaying EXIF
information)
0.000340 main (2): + cdk (for accessing
configuration options)
0.000358 main (2): + aa (for displaying live
previews)
0.000375 main (2): + jpeg (for displaying live
previews in JPEG format)
0.000385 main (2): + readline (for easy navigation
in the shell)
0.000395 main (2): libgphoto2 2.5.16
0.000404 main (2): libgphoto2 è stato compilato con
le seguente opzioni:
0.000410 main (2): + all camlibs
0.000415 main (2): + gcc (C compiler used)
0.000425 main (2): + ltdl (for portable loading of
camlibs)
0.000432 main (2): + EXIF (for special handling of
EXIF files)
0.000441 main (2): libgphoto2_port 0.12.0
0.000449 main (2): libgphoto2_port è stato compilato
con le seguente opzioni:
0.000459 main (2): + iolibs: disk ptpip serial usb1
usbdiskdirect usbscsi
0.000467 main (2): + gcc (C compiler used)
0.000475 main (2): + ltdl (for portable loading of
iolibs)
0.000482 main (2): + USB (libusb1, for USB cameras)
0.000490 main (2): + serial (for serial cameras)
0.000497 main (2): + no resmgr (serial port access
and locking)
0.000505 main (2): + no ttylock (serial port
locking)
0.000512 main (2): + no lockdev (serial port
locking)
0.000520 main (2): CAMLIBS env var not set, using
compile-time default instead
0.000528 main (2): IOLIBS env var not set, using
compile-time default instead
0.000536 main (2): invoked with following arguments:
0.000544 main (2): --debug
0.000577 load_settings (2): Creating gphoto config directory
('/home/fernando/.gphoto')
0.000676 load_settings (2): Loading settings from file
'/home/fernando/.gphoto/settings'.
0.000839 gp_camera_free (2): Freeing camera...
0.000850 gp_port_free (2): Freeing port...
0.000859 gp_filesystem_reset (2): resetting filesystem
0.000867 gp_filesystem_lru_clear (2): Clearing fscache LRU list...
0.000875 gp_filesystem_lru_clear (2): fscache LRU list already empty
0.000883 delete_all_folders (2): Internally deleting all folders
from '/'...
0.000891 lookup_folder (2): Lookup folder '/'...
0.000899 lookup_folder (2): Found! / is 0x55d7b6e577c0
0.000907 recurse_delete_folder (2): Recurse delete folder
0x55d7b6e577c0//
fernando@fernando-HP-650-Notebook-PC:~$ ^C
fernando@fernando-HP-650-Notebook-PC:~$
2) CAMERA SONY ALPHA 5100 (set as Pc controlled)
fernando@fernando-HP-650-Notebook-PC:~$ gphoto2 --abilities
Capacità della fotocamera : Sony Alpha-A5100 (Control)
Supporto porta seriale : no
Supporto USB : sì
Scelte di cattura :
: Immagine
: Anteprima
: Trigger Capture
Supporto per la configurazione : sì
Elimina file selezionati su fotocamera : sì
Elimina tutti i file su fotocamera : no
Supporto per l'anteprima dei file: sì
Supporto caricamento file : sì
fernando@fernando-HP-650-Notebook-PC:~$ ^C
3) DEBUGGING
fernando@fernando-HP-650-Notebook-PC:~$ env LANG=C gphoto2 --debug
--debug-logfile=my-logfile.txt --list-config
*** Error ***
An error occurred in the io-library ('Could not claim the USB device'):
Could not claim interface 0 (Device or resource busy). Make sure no other
program (gvfs-gphoto2-volume-monitor) or kernel module (such as sdc2xx,
stv680, spca50x) is using the device and you have read/write access to the
device.
*** Error (-53: 'Could not claim the USB device') ***
fernando@fernando-HP-650-Notebook-PC:~$ ^C
AND, KILLING OTHER PROCESSES:
fernando@fernando-HP-650-Notebook-PC:~$ sudo killall
gvfs-gphoto2-volume-monitor[sudo] password di fernando:
gvfs-gphoto2-volume-monitor: nessun processo trovato
fernando@fernando-HP-650-Notebook-PC:~$ gphoto2 --capture-movie
Cattura di fotogrammi di anteprima come filmato in 'movie.mjpg'. Premere
Ctrl-C per interrompere.
*** Errore ***
An error occurred in the io-library ('Could not claim the USB device'):
Could not claim interface 0 (Dispositivo o risorsa occupata). Make sure no
other program (gvfs-gphoto2-volume-monitor) or kernel module (such as
sdc2xx, stv680, spca50x) is using the device and you have read/write access
to the device.
ERRORE: Errore nella cattura del filmato... In uscita.
Cattura filmato completata (0 fotogrammi)
fernando@fernando-HP-650-Notebook-PC:~$
AND, REPEATING THE SETTING FOR CREATING A VIDEO DEVICEFROM CAMERA (CAMERA
COONECTED)
fernando@fernando-HP-650-Notebook-PC:~$ gphoto2 --stdout --capture-movie |
gst-launch-1.0 fdsrc ! decodebin3 name=dec ! queue ! videoconvert !
v4l2sink device=/dev/video1
Cattura di fotogrammi di anteprima come filmato in 'stdout'. Premere Ctrl-C
per interrompere.
*** Errore ***
An error occurred in the io-library ('Could not claim the USB device'):
Could not claim interface 0 (Dispositivo o risorsa occupata). Make sure no
other program (gvfs-gphoto2-volume-monitor) or kernel module (such as
sdc2xx, stv680, spca50x) is using the device and you have read/write access
to the device.
ERRORE: Errore nella cattura del filmato... In uscita.
Cattura filmato completata (0 fotogrammi)
Impostazione della pipeline a PAUSED ...
ERRORE: la pipeline non vuole mettersi in pausa.
ERRORE: dall'elemento /GstPipeline:pipeline0/GstV4l2Sink:v4l2sink0: Il
device «/dev/video1» non è un dispositivo di uscita.
Informazioni di debug aggiuntive:
v4l2_calls.c(639): gst_v4l2_open ():
/GstPipeline:pipeline0/GstV4l2Sink:v4l2sink0:
Capabilities: 0x4a00000
Impostazione della pipeline a NULL ...
Esecuzione di free sulla pipeline...
fernando@fernando-HP-650-Notebook-PC:~$
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