Start of Twister TWAIN Analysis



Analysis Started:           2013.12.13 at 13:18:59

Twister Version:            1.20.0.0



--- TW_IDENTITY block ---

Product Name:               TW-Brother MFC-J6920DW

Product Family:             Brother MFL-Pro Scanner

Manufacturer:               Brother Industries, Ltd.

Software Version:           3.18 ("Version 3.18 2013")

TWAIN Protocol Version:     1.9



--- DataSource File Version Info ---

File:                       C:\Windows\Twain_32\BrSc13c\MFJ6920DWU\BrTwdFe.ds

File Timestamp:             2013.12.12 14:03:13

File version:               3.18.0.0

Product version:            3.18.0.0

Description:                TWAIN DataSource(FrontEnd) for Brother MFC

Copyright:                  Copyright(C) 1995-2013 Brother Industries, Ltd.

Comments:                   

Company:                    Brother Industries, Ltd.

File Version:               3, 18, 0, 0

Internal Name:              BrTwdsFe.ds

Language:                   

Legal Trademarks:           

Original Filename:          BrTwdsFe.ds

Private Build:              

Product Name:               TWAIN DataSource(FrontEnd)

Product Version:            3, 18, 0, 0

Special Build:              



Section 1. Capabilities



If a capability does not appear in the following list, then the device

reported it as unsupported in conformance with the TWAIN standard.





CAP_0x8000:

  GET.............uint16 ARRAY[  ]



CAP_AUTOFEED:

  GET.............bool TRUE

  GETCURRENT......bool TRUE

  GETDEFAULT......bool TRUE

  SET(FALSE)......ok

  SET(TRUE).......ok



CAP_CLEARPAGE:

  GET.............bool FALSE

  GETCURRENT......bool FALSE

  GETDEFAULT......bool FALSE

  SET.............not tested due to side effects.



CAP_DEVICEONLINE:

  GET.............bool TRUE

  GETCURRENT......bool TRUE

  GETDEFAULT......bool TRUE



CAP_DUPLEX:

  GET.............uint16 TWDX_1PASSDUPLEX

  GETCURRENT......ditto

  GETDEFAULT......ditto



CAP_DUPLEXENABLED:

  GET.............bool FALSE

  GETCURRENT......bool FALSE

  GETDEFAULT......bool FALSE

  SET(TRUE).......ok

  SET(FALSE)......ok



CAP_FEEDERENABLED:

  GET.............bool TRUE

  GETCURRENT......bool TRUE

  GETDEFAULT......bool TRUE

  SET(FALSE)......ok

  SET(TRUE).......ok



CAP_FEEDERLOADED:

  GET.............bool TRUE

  GETCURRENT......bool TRUE

  GETDEFAULT......bool TRUE



CAP_INDICATORS:

  GET.............bool TRUE

  GETCURRENT......bool TRUE

  GETDEFAULT......bool TRUE

  SET(FALSE)......ok

  SET(TRUE).......ok



CAP_SUPPORTEDCAPS:

  GET.............uint16 ARRAY[ CAP_DEVICEONLINE, CAP_FEEDERENABLED, 

                  CAP_AUTOFEED, CAP_CLEARPAGE, CAP_FEEDERLOADED, 

                  CAP_UICONTROLLABLE, CAP_INDICATORS, CAP_XFERCOUNT, 

                  CAP_DUPLEX, CAP_DUPLEXENABLED, CAP_0x8000, ICAP_XFERMECH, 

                  ICAP_PIXELTYPE, ICAP_PIXELFLAVOR, ICAP_BITDEPTH, 

                  ICAP_BITDEPTHREDUCTION, ICAP_BITORDER, ICAP_PLANARCHUNKY, 

                  ICAP_BRIGHTNESS, ICAP_CONTRAST, ICAP_COMPRESSION, 

                  ICAP_IMAGEFILEFORMAT, ICAP_UNITS, ICAP_PHYSICALHEIGHT, 

                  ICAP_PHYSICALWIDTH, ICAP_SUPPORTEDSIZES, 

                  ICAP_UNDEFINEDIMAGESIZE, ICAP_XRESOLUTION, 

                  ICAP_YRESOLUTION, ICAP_FLIPROTATION, CAP_SUPPORTEDCAPS ]

  GETCURRENT......ditto

  GETDEFAULT......ditto



CAP_UICONTROLLABLE:

  GET.............bool TRUE

  GETCURRENT......bool TRUE

  GETDEFAULT......bool TRUE



CAP_XFERCOUNT:

  GET.............int16 -1

  GETCURRENT......int16 -1

  GETDEFAULT......int16 -1



ICAP_BITDEPTH:

  GET.............uint16 ENUM{ 24 } Current: 24, Default: 24

  GETCURRENT......uint16 24

  GETDEFAULT......uint16 24



ICAP_BITDEPTHREDUCTION:

  GET.............uint16 ENUM{ TWBR_THRESHOLD, TWBR_DIFFUSION } Current: 

                  TWBR_THRESHOLD, Default: TWBR_THRESHOLD

  GETCURRENT......uint16 TWBR_THRESHOLD

  GETDEFAULT......uint16 TWBR_THRESHOLD

  SET.............TWBR_THRESHOLD ok

  SET.............TWBR_DIFFUSION ok

  SET............*TWBR_HALFTONE incorrectly accepted & value modified!



ICAP_BITORDER:

  GET.............uint16 ENUM{ TWBO_MSBFIRST } Current: TWBO_MSBFIRST, 

                  Default: TWBO_MSBFIRST

  GETCURRENT......uint16 TWBO_MSBFIRST

  GETDEFAULT......uint16 TWBO_MSBFIRST

  SET.............TWBO_MSBFIRST declined

  SET............*TWBO_LSBFIRST returned TWCC_CAPBADOPERATION instead of TWCC_BADVALUE



ICAP_BRIGHTNESS:

  GET.............fix32 From -1000 To 1000 Step 20, Current: 0, Default: 0

  GETCURRENT......fix32 0

  GETDEFAULT......fix32 0

  SET.............0 ok

  SET.............-1000 ok

  SET.............-500 ok

  SET.............500 ok

  SET.............1000 ok



ICAP_COMPRESSION:

  GET.............uint16 ENUM{ TWCP_NONE } Current: TWCP_NONE, Default: 

                  TWCP_NONE

  GETCURRENT......uint16 TWCP_NONE

  GETDEFAULT......uint16 TWCP_NONE

  SET.............TWCP_NONE ok

  SET............*TWCP_PACKBITS incorrectly accepted & value modified!



ICAP_CONTRAST:

  GET.............fix32 From -1000 To 1000 Step 20, Current: 0, Default: 0

  GETCURRENT......fix32 0

  GETDEFAULT......fix32 0

  SET.............0 ok

  SET.............-1000 ok

  SET.............-500 ok

  SET.............500 ok

  SET.............1000 ok



ICAP_FLIPROTATION:

  GET.............uint16 TWFR_BOOK

  GETCURRENT......uint16 TWFR_BOOK

  GETDEFAULT......uint16 TWFR_BOOK

  SET.............TWFR_BOOK ok



ICAP_IMAGEFILEFORMAT:

  GET.............uint16 ENUM{ TWFF_BMP } Current: TWFF_BMP, Default: 

                  TWFF_BMP

  GETCURRENT......uint16 TWFF_BMP

  GETDEFAULT......uint16 TWFF_BMP

  SET.............TWFF_BMP ok

  SET............*TWFF_TIFF incorrectly accepted & value modified!



ICAP_PHYSICALHEIGHT:

  GET.............fix32 17

  GETCURRENT......fix32 17

  GETDEFAULT......fix32 17



ICAP_PHYSICALWIDTH:

  GET.............fix32 11.692993

  GETCURRENT......fix32 11.692993

  GETDEFAULT......fix32 11.692993



ICAP_PIXELFLAVOR:

  GET.............uint16 ENUM{ TWPF_CHOCOLATE, TWPF_VANILLA } Current: 

                  TWPF_CHOCOLATE, Default: TWPF_CHOCOLATE

  GETCURRENT......uint16 TWPF_CHOCOLATE

  GETDEFAULT......uint16 TWPF_CHOCOLATE

  SET.............TWPF_CHOCOLATE ok

  SET.............TWPF_VANILLA ok



ICAP_PIXELTYPE:

  GET.............uint16 ENUM{ TWPT_BW, TWPT_GRAY, TWPT_PALETTE, TWPT_RGB } 

                  Current: TWPT_RGB, Default: TWPT_RGB

  GETCURRENT......uint16 TWPT_RGB

  GETDEFAULT......uint16 TWPT_RGB

  SET.............TWPT_BW ok

  SET.............TWPT_GRAY ok

  SET.............TWPT_PALETTE ok

  SET.............TWPT_RGB ok

  SET............*TWPT_CMY incorrectly accepted & value modified!



ICAP_PLANARCHUNKY:

  GET.............uint16 ENUM{ TWPC_CHUNKY } Current: TWPC_CHUNKY, Default: 

                  TWPC_CHUNKY

  GETCURRENT......uint16 TWPC_CHUNKY

  GETDEFAULT......uint16 TWPC_CHUNKY

  SET.............TWPC_CHUNKY declined

  SET............*TWPC_PLANAR returned TWCC_CAPBADOPERATION instead of TWCC_BADVALUE



ICAP_SUPPORTEDSIZES:

  GET.............uint16 ENUM{ TWSS_A3, TWSS_USLEDGER, TWSS_JISB4, TWSS_A4, 

                  TWSS_B5LETTER, TWSS_USLETTER, TWSS_USLEGAL, TWSS_A5, 

                  TWSS_JISB6, TWSS_A6, TWSS_USEXECUTIVE, TWSS_BUSINESSCARD, 

                  TWSS_NONE } Current: TWSS_A4, Default: TWSS_A4

  GETCURRENT......uint16 TWSS_A4

  GETDEFAULT......uint16 TWSS_A4

  SET.............TWSS_A3 ok

  SET.............TWSS_USLEDGER ok

  SET.............TWSS_A4 ok

  SET.............TWSS_USLETTER ok

  SET.............TWSS_USLEGAL ok

  SET.............TWSS_JISB6 ok

  SET.............TWSS_USEXECUTIVE ok

  SET.............TWSS_NONE ok

  SET............*TWSS_ISOB4/B4 incorrectly accepted & value modified!



ICAP_UNDEFINEDIMAGESIZE:

  GET.............bool FALSE

  GETCURRENT......bool FALSE

  GETDEFAULT......bool FALSE

  SET(TRUE).......failed (TWCC_CAPBADOPERATION)

  SET(FALSE).....?refused



ICAP_UNITS:

  GET.............uint16 ENUM{ TWUN_INCHES, TWUN_CENTIMETERS, TWUN_PIXELS } 

                  Current: TWUN_INCHES, Default: TWUN_INCHES

  GETCURRENT......uint16 TWUN_INCHES

  GETDEFAULT......uint16 TWUN_INCHES

  SET.............TWUN_INCHES ok

  SET.............TWUN_CENTIMETERS ok

  SET.............TWUN_PIXELS ok

  SET............*TWUN_PICAS incorrectly accepted & value modified!



ICAP_XFERMECH:

  GET.............uint16 ENUM{ TWSX_NATIVE, TWSX_FILE, TWSX_MEMORY } 

                  Current: TWSX_NATIVE, Default: TWSX_NATIVE

  GETCURRENT......uint16 TWSX_NATIVE

  GETDEFAULT......uint16 TWSX_NATIVE

  SET.............TWSX_NATIVE ok

  SET.............TWSX_FILE ok

  SET.............TWSX_MEMORY ok

  SET............*TWSX_FILE2 incorrectly accepted & value modified!



ICAP_XRESOLUTION:

  GET.............fix32 ENUM{ 100, 150, 200, 300, 400, 600, 1200, 2400, 

                  4800, 9600, 19200 } Current: 100, Default: 100

  GETCURRENT......fix32 100

  GETDEFAULT......fix32 100

  SET.............100 ok

  SET.............200 ok

  SET.............600 ok

  SET.............2400 ok

  SET.............19200 ok



ICAP_YRESOLUTION:

  GET.............fix32 ENUM{ 100, 150, 200, 300, 400, 600, 1200, 2400, 

                  4800, 9600, 19200 } Current: 100, Default: 100

  GETCURRENT......fix32 100

  GETDEFAULT......fix32 100

  SET.............100 ok

  SET.............200 ok

  SET.............600 ok

  SET.............2400 ok

  SET.............19200 ok





Section 2. Custom DS Data



  MSG_GET(CAP_CUSTOMDSDATA) => TWRC_FAILURE, TWCC_CAPUNSUPPORTED

  Test does not apply.



Section 3. File System



  DG_CONTROL, DAT_FILESYSTEM, MSG_CHANGEDIRECTORY("/") => TWRC_FAILURE, TWCC_BADPROTOCOL

  No FileSystem, test does not apply.



Section 4. Image Layout



DG_IMAGE, DAT_IMAGELAYOUT, MSG_RESET => OK.

DG_IMAGE, DAT_IMAGELAYOUT, MSG_GETDEFAULT => ( 0, 0, 8.10899, 11.534).

DG_IMAGE, DAT_IMAGELAYOUT, MSG_GET => ( 0, 0, 8.10899, 11.534).

DG_IMAGE, DAT_IMAGELAYOUT, MSG_SET (0.67, 1.28, 7.04, 10.5) => OK.

  Single Scan Test - OK

    Returned image is 621 x 906 pixels, with resolution of 100 x 100 DPI

    Requested resolution was: 100 x 100 DPI

    Width 6.21 in vs Requested 6.37 in, Error: 2.5 percent

    Height 9.06 in vs Requested 9.22 in, Error: 1.7 percent



Section 5. Extended Image Info



Device says it does not support Extended Image Info.



--------- Questions & Comments [? items] ---------



(0) ICAP_UNDEFINEDIMAGESIZE: set to FALSE fails??

(1) After ImageLayout, actual scan width differs from requested by 2.5%



---------- Compliance Issues [* items] ----------



(0) ICAP_BITORDER: is settable, but RESET failed

(1) ICAP_PLANARCHUNKY: is settable, but RESET failed

(2) ICAP_UNDEFINEDIMAGESIZE: is settable, but RESET failed

(3) ICAP_COMPRESSION: SET(TWCP_PACKBITS) incorrectly accepted & value modified!

(4) ICAP_PIXELTYPE: SET(TWPT_CMY) incorrectly accepted & value modified!

(5) ICAP_UNITS: SET(TWUN_PICAS) incorrectly accepted & value modified!

(6) ICAP_XFERMECH: SET(TWSX_FILE2) incorrectly accepted & value modified!

(7) ICAP_IMAGEFILEFORMAT: SET(TWFF_TIFF) incorrectly accepted & value modified!

(8) ICAP_BITORDER: SET(TWBO_LSBFIRST) returned TWCC_CAPBADOPERATION instead of TWCC_BADVALUE

(9) ICAP_PLANARCHUNKY: SET(TWPC_PLANAR) returned TWCC_CAPBADOPERATION instead of TWCC_BADVALUE

(10) ICAP_SUPPORTEDSIZES: SET(TWSS_ISOB4/B4) incorrectly accepted & value modified!

(11) ICAP_BITDEPTHREDUCTION: SET(TWBR_HALFTONE) incorrectly accepted & value modified!



------------------------------------------------------------------------

End Twister Analysis.