Georgi Naplatanov (12020-07-27): > https://linux.die.net/man/1/scanimage > > "The -d or --device-name options must be followed by a SANE device-name > like 'epson:/dev/sg0' or 'hp:/dev/usbscanner0'. A (partial) list of > available devices can be obtained with the --list-devices option (see > below). If no device-name is specified explicitly, scanimage reads a > device-name from the environment variable SANE_DEFAULT_DEVICE. If this > variable is not set, scanimage will attempt to open the first available > device. "
Thanks. Unfortunately, it does not work: for GUI tools, this environment variable pre-selects the device in the device selection dialog, but it does not make it appear if it is not detected (?!???@!%@?!!!?). Also, it works for only one scanner. Regards, -- Nicolas George
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