[argyllcms] Re: White level = 2341.55 cd/m^2 ?

  • From: Vallo Kallaste <kalts@xxxxxxxxx>
  • To: Graeme Gill <graeme@xxxxxxxxxxxxx>
  • Date: Mon, 14 Dec 2009 19:40:59 +0200

On Tue, Dec 15, 2009 at 02:03:41AM +1100, Graeme Gill <graeme@xxxxxxxxxxxxx>
wrote:

> Vallo Kallaste wrote:
> >Dispcal -v -yc -R is consistently giving white level reading as 2xxx
> >cd/m², which seems to be incorrect or am I misunderstanding something?
> >Using Spyder3 and measuring Sony G420 CRT. Dispcal version is 1.1.0RC2 but
> >the win32-usb is what came with an early 1.1.0 beta because I already
> >have it. Datacolor software reading is 144 cd/m².
> 
> Are you able to reproduce the problem with the 1.1.0 RC2 binaries ?
> (See 
> <http://www.freelists.org/post/argyllcms/ArgyllCMS-V110-RC2-is-now-available>)
>  ?
> 
> If so, please send me the "spotread -D5 -yc" of a white reading.
> 

I am already using the 1.1.0 RC2 binaries and reinstalled the win32-usb
driver from 1.1.0 RC2 before using spotread.

C:\Documents and Settings\vallo>spotread -D5 -yc
usb_get_paths about to look through buses:
usb_get_paths about to look through devices:
usb_check_and_add() called with VID 0x85c, PID 0x300
usb_check_and_add() found known instrument
spyd2: About to init coms
spyd2: About to init USB
icoms: About to set usb port characteristics
icoms: About to open the USB port
icoms: USB port needs opening
icoms: About to open USB port 'usb:/bus0/dev1 (Datacolor Spyder3)'
icoms: USB port is now open
icoms: Clearing any USB errors
icoms: usb port characteristics set ok
spyd2: init coms has suceeded
spyd2: About to init instrument
icoms: About to return usb read 0 bytes, ICOM err 0x2000
icoms: About to return usb read 0 bytes, ICOM err 0x2000
icoms: About to return usb read 0 bytes, ICOM err 0x2000
icoms: About to return usb read 0 bytes, ICOM err 0x2000
icoms: About to return usb read 0 bytes, ICOM err 0x2000
icoms: About to return usb read 0 bytes, ICOM err 0x2000
icoms: About to return usb read 0 bytes, ICOM err 0x2000
icoms: About to return usb read 0 bytes, ICOM err 0x2000
icoms: About to return usb read 0 bytes, ICOM err 0x2000
icoms: About to return usb read 0 bytes, ICOM err 0x2000
icoms: About to return usb read 0 bytes, ICOM err 0x2000
spyd2: about to read all the EEProm values

spyd2: Read EEProm addr 5, bytes 2
Read EEProm ICOM err 0x0

spyd2: Read EEProm addr 8, bytes 8
Read EEProm ICOM err 0x0

spyd2: Read EEProm addr 16, bytes 108
Read EEProm ICOM err 0x0

spyd2: Read EEProm addr 128, bytes 108
Read EEProm ICOM err 0x0

spyd2: Read EEProm addr 256, bytes 108
Read EEProm ICOM err 0x0

spyd2: Read EEProm addr 384, bytes 108
Read EEProm ICOM err 0x0

spyd2: Read EEProm addr 240, bytes 4
Read EEProm ICOM err 0x0

spyd2: Read EEProm addr 244, bytes 4
Read EEProm ICOM err 0x0

spyd2: Read EEProm addr 248, bytes 4
Read EEProm ICOM err 0x0

spyd2: Read EEProm addr 252, bytes 4
Read EEProm ICOM err 0x0

spyd2: Read EEProm addr 364, bytes 4
Read EEProm ICOM err 0x0

spyd2: Read EEProm addr 368, bytes 4
Read EEProm ICOM err 0x0

spyd2: Read EEProm addr 372, bytes 4
Read EEProm ICOM err 0x0
spyd2: all EEProm read OK

spyd2: Get Reading, clocks = 500, minfc = 0, maxfc = 0
Trigger Get Reading returns ICOM code 0x0
spyd2: instrument inited OK

spyd2: Set LED to on
SetLED OK, ICOM code 0x0

spyd2: Set LED to off
SetLED OK, ICOM code 0x0

Place instrument on spot to be measured,
and hit [A-Z] to read white and setup FWA compensation (keyed to letter)
[a-z] to read and make FWA compensated reading from keyed reference
'r' to set reference, 's' to save spectrum, 'h' to toggle high res.
Hit ESC or Q to exit, any other key to take a reading:
spyd2: about to get the refresh rate

spyd2: Get Min/Max, 200000 clocks
Trigger Min/Max returns ICOM err 0x0
Get Min/Max got 72/9145 returns ICOM err 0x0

spyd2: Get Refresh Rate, 2000000 clocks
Trigger Get Refresh Rate returns ICOM err 0x0
Get Refresh Rate got 609820, returns ICOM err 0x0
spyd2: refresh rate is 81.991407 Hz
spyd2: about to get a reading

spyd2: Get Min/Max, 200020 clocks
Trigger Min/Max returns ICOM err 0x0
Get Min/Max got 72/9508 returns ICOM err 0x0

spyd2: Get Reading, clocks = 2000210, minfc = 4065, maxfc = 30490
Trigger Get Reading returns ICOM code 0x0
Sensor 0 value = 1013.585838
Sensor 1 value = 1013.585838
Sensor 2 value = 983.939426
Sensor 3 value = 824.593282
Sensor 4 value = 659.195081
Sensor 5 value = 278.051787
Sensor 6 value = 127.052568
Sensor 7 value = 28.019333
spyd2: got initial XYZ reading 2086.198678 2202.922399 2329.077654
spyd2: got 2nd level XYZ reading 2086.198678 2202.922399 2329.077654
spyd2: got final XYZ reading 2086.198678 2202.922399 2329.077654

 Result is XYZ: 2086.198678 2202.922399 2329.077654, D50 Lab: 309.180421 
-8.377558 -48.353812

Place instrument on spot to be measured,
and hit [A-Z] to read white and setup FWA compensation (keyed to letter)
[a-z] to read and make FWA compensated reading from keyed reference
'r' to set reference, 's' to save spectrum, 'h' to toggle high res.
Hit ESC or Q to exit, any other key to take a reading:
spyd2: about to get a reading

spyd2: Get Min/Max, 200020 clocks
Trigger Min/Max returns ICOM err 0x0
Get Min/Max got 72/9399 returns ICOM err 0x0

spyd2: Get Reading, clocks = 2000210, minfc = 4065, maxfc = 30490
Trigger Get Reading returns ICOM code 0x0
Sensor 0 value = 1012.813723
Sensor 1 value = 1012.813723
Sensor 2 value = 984.370171
Sensor 3 value = 825.564079
Sensor 4 value = 659.990525
Sensor 5 value = 278.162106
Sensor 6 value = 126.822204
Sensor 7 value = 28.021123
spyd2: got initial XYZ reading 2084.400455 2205.789139 2317.940650
spyd2: got 2nd level XYZ reading 2084.400455 2205.789139 2317.940650
spyd2: got final XYZ reading 2084.400455 2205.789139 2317.940650

 Result is XYZ: 2084.400455 2205.789139 2317.940650, D50 Lab: 309.321416 
-9.385723 -47.138461

Place instrument on spot to be measured,
and hit [A-Z] to read white and setup FWA compensation (keyed to letter)
[a-z] to read and make FWA compensated reading from keyed reference
'r' to set reference, 's' to save spectrum, 'h' to toggle high res.
Hit ESC or Q to exit, any other key to take a reading:

Spot read stopped at user request!
Hit Esc or Q to give up, any other key to retry:
icoms: delete called
icoms: closing port
usb_close_port() called
usb port has been released and closed

C:\Documents and Settings\vallo>
-- 
Vallo Kallaste

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