Re: [fprint] USB ID 04f3:0903 "Elan Microelectronics Corp."

2017-11-09 Thread Igor Filatov
> Maybe driver authors use device with [Focus > stacking]( https://en.wikipedia.org/wiki/Focus_stacking) ? > Can it help to have more minutiae? With these devices the scanned area is so small that not many minutiae can be found there. I got like 5 o so with my finger and that's what I can visuall

Re: [fprint] USB ID 04f3:0903 "Elan Microelectronics Corp."

2017-11-09 Thread Sébastien Béchet
As you ask, i tried [these changes](https://github.com/sbechet/libfprint/commit/dd5275f8dcdc24e8d94a3b936516c4242d8bf008) for a first try with `--enable-debug-log` in configure. ``` $ fprintd-list sbechet found 1 devices Device at /net/reactivated/Fprint/Device/0 Using device /net/reactivated/F

Re: [fprint] USB ID 04f3:0903 "Elan Microelectronics Corp."

2017-11-09 Thread Sébastien Béchet
Windows driver do multiple cmd 9, then, 403f, then again with this pattern (I have done one try, i think it can change, with record quality) : cmd9*1 then 403f cmd9*7 then .. cmd9*7 then .. *9 then .. .8 7 7 7 7 7 7 7 1 1 5 7 6 6 6 1 4 7 3. test a fingerprint cmd9*17 then 403f

Re: [fprint] USB ID 04f3:0903 "Elan Microelectronics Corp."

2017-11-09 Thread Sébastien Béchet
Hello, Le 2017-11-08 19:42, Igor Filatov a écrit : Maybe you could instead trace the moment when the device is plugged in separately? Unplug device, start trace, plug in, stop trace. Then the capture separately: unplug device, plug in device, wait 5 sec, start trace, unlock with fp, stop trace.

[fprint] Query: Driver development

2017-11-09 Thread Prasad Tandale
Hi, I looked into the fprint driver related details. I have a typical use case where I am going to develop my own fingerprint sensor device and I am supposed to write up a driver for supporting that device on Window. I have a few queries: 1. During the development of the driver on Embedded device