Scan report 312 - Canon CanoScan LiDE 220

1. mode
   • title: Scan mode
   • desc: Selects the scan mode (e.g., lineart, monochrome, or color).
   • type: <GType gchararray (64)>
   • unit: <enum LIBINSANE_UNIT_NONE of type Libinsane.Unit>
   • capabilities: <flags LIBINSANE_CAPABILITY_SW_SELECT of type Libinsane.Capability>
   • constraint: ['Color', 'Gray', 'Lineart']
   • initial_value: Color
2. source
   • title: Scan source
   • desc: Selects the scan source (such as a document-feeder).
   • type: <GType gchararray (64)>
   • unit: <enum LIBINSANE_UNIT_NONE of type Libinsane.Unit>
   • capabilities: <flags LIBINSANE_CAPABILITY_SW_SELECT | LIBINSANE_CAPABILITY_INACTIVE of type Libinsane.Capability>
   • constraint: ['Flatbed', 'Transparency Adapter']
   • initial_value: (Exception: libinsane-quark: Libinsane opt[source]->get_value() error: 0x40000003, Invalid value (4))
3. preview
   • title: Preview
   • desc: Request a preview-quality scan.
   • type: <GType gboolean (20)>
   • unit: <enum LIBINSANE_UNIT_NONE of type Libinsane.Unit>
   • capabilities: <flags LIBINSANE_CAPABILITY_SW_SELECT of type Libinsane.Capability>
   • constraint: []
   • initial_value: False
4. depth
   • title: Bit depth
   • desc: Number of bits per sample, typical values are 1 for "line-art" and 8 for multibit scans.
   • type: <GType gint (24)>
   • unit: <enum LIBINSANE_UNIT_NONE of type Libinsane.Unit>
   • capabilities: <flags LIBINSANE_CAPABILITY_SW_SELECT of type Libinsane.Capability>
   • constraint: [8]
   • initial_value: 8
5. resolution
   • title: Scan resolution
   • desc: Sets the resolution of the scanned image.
   • type: <GType gint (24)>
   • unit: <enum LIBINSANE_UNIT_DPI of type Libinsane.Unit>
   • capabilities: <flags LIBINSANE_CAPABILITY_SW_SELECT of type Libinsane.Capability>
   • constraint: [4800, 2400, 1200, 600, 300, 150, 100]
   • initial_value: 300
6. tl-x
   • title: Top-left x
   • desc: Top-left x position of scan area.
   • type: <GType gdouble (60)>
   • unit: <enum LIBINSANE_UNIT_MM of type Libinsane.Unit>
   • capabilities: <flags LIBINSANE_CAPABILITY_SW_SELECT of type Libinsane.Capability>
   • constraint: [0.0, 216.6999969482422, 0.0]
   • initial_value: 0.0
7. tl-y
   • title: Top-left y
   • desc: Top-left y position of scan area.
   • type: <GType gdouble (60)>
   • unit: <enum LIBINSANE_UNIT_MM of type Libinsane.Unit>
   • capabilities: <flags LIBINSANE_CAPABILITY_SW_SELECT of type Libinsane.Capability>
   • constraint: [0.0, 297.5, 0.0]
   • initial_value: 0.0
8. br-x
   • title: Bottom-right x
   • desc: Bottom-right x position of scan area.
   • type: <GType gdouble (60)>
   • unit: <enum LIBINSANE_UNIT_MM of type Libinsane.Unit>
   • capabilities: <flags LIBINSANE_CAPABILITY_SW_SELECT of type Libinsane.Capability>
   • constraint: [0.0, 216.6999969482422, 0.0]
   • initial_value: 216.6999969482422
9. br-y
   • title: Bottom-right y
   • desc: Bottom-right y position of scan area.
   • type: <GType gdouble (60)>
   • unit: <enum LIBINSANE_UNIT_MM of type Libinsane.Unit>
   • capabilities: <flags LIBINSANE_CAPABILITY_SW_SELECT of type Libinsane.Capability>
   • constraint: [0.0, 297.5, 0.0]
   • initial_value: 297.5
10. custom-gamma
    • title: Use custom gamma table
    • desc: Determines whether a builtin or a custom gamma-table should be used.
    • type: <GType gboolean (20)>
    • unit: <enum LIBINSANE_UNIT_NONE of type Libinsane.Unit>
    • capabilities: <flags LIBINSANE_CAPABILITY_SW_SELECT of type Libinsane.Capability>
    • constraint: []
    • initial_value: False
11. swdeskew
    • title: Software deskew
    • desc: Request backend to rotate skewed pages digitally
    • type: <GType gboolean (20)>
    • unit: <enum LIBINSANE_UNIT_NONE of type Libinsane.Unit>
    • capabilities: <flags LIBINSANE_CAPABILITY_SW_SELECT of type Libinsane.Capability>
    • constraint: []
    • initial_value: False
12. swcrop
    • title: Software crop
    • desc: Request backend to remove border from pages digitally
    • type: <GType gboolean (20)>
    • unit: <enum LIBINSANE_UNIT_NONE of type Libinsane.Unit>
    • capabilities: <flags LIBINSANE_CAPABILITY_SW_SELECT of type Libinsane.Capability>
    • constraint: []
    • initial_value: False
13. swdespeck
    • title: Software despeck
    • desc: Request backend to remove lone dots digitally
    • type: <GType gboolean (20)>
    • unit: <enum LIBINSANE_UNIT_NONE of type Libinsane.Unit>
    • capabilities: <flags LIBINSANE_CAPABILITY_SW_SELECT of type Libinsane.Capability>
    • constraint: []
    • initial_value: False
14. despeck
    • title: Software despeckle diameter
    • desc: Maximum diameter of lone dots to remove from scan
    • type: <GType gint (24)>
    • unit: <enum LIBINSANE_UNIT_NONE of type Libinsane.Unit>
    • capabilities: <flags LIBINSANE_CAPABILITY_SW_SELECT | LIBINSANE_CAPABILITY_INACTIVE of type Libinsane.Capability>
    • constraint: [1, 9, 1]
    • initial_value: (Exception: libinsane-quark: Libinsane opt[despeck]->get_value() error: 0x40000003, Invalid value (4))
15. swskip
    • title: Software blank skip percentage
    • desc: Request driver to discard pages with low numbers of dark pixels
    • type: <GType gdouble (60)>
    • unit: <enum LIBINSANE_UNIT_PERCENT of type Libinsane.Unit>
    • capabilities: <flags LIBINSANE_CAPABILITY_SW_SELECT of type Libinsane.Capability>
    • constraint: [0.0, 100.0, 1.0]
    • initial_value: 0.0
16. swderotate
    • title: Software derotate
    • desc: Request driver to detect and correct 90 degree image rotation
    • type: <GType gboolean (20)>
    • unit: <enum LIBINSANE_UNIT_NONE of type Libinsane.Unit>
    • capabilities: <flags LIBINSANE_CAPABILITY_SW_SELECT of type Libinsane.Capability>
    • constraint: []
    • initial_value: False
17. brightness
    • title: Brightness
    • desc: Controls the brightness of the acquired image.
    • type: <GType gint (24)>
    • unit: <enum LIBINSANE_UNIT_NONE of type Libinsane.Unit>
    • capabilities: <flags LIBINSANE_CAPABILITY_SW_SELECT of type Libinsane.Capability>
    • constraint: [-100, 100, 1]
    • initial_value: 0
18. contrast
    • title: Contrast
    • desc: Controls the contrast of the acquired image.
    • type: <GType gint (24)>
    • unit: <enum LIBINSANE_UNIT_NONE of type Libinsane.Unit>
    • capabilities: <flags LIBINSANE_CAPABILITY_SW_SELECT of type Libinsane.Capability>
    • constraint: [-100, 100, 1]
    • initial_value: 0
19. lamp-off-time
    • title: Lamp off time
    • desc: The lamp will be turned off after the given time (in minutes). A value of 0 means, that the lamp won't be turned off.
    • type: <GType gint (24)>
    • unit: <enum LIBINSANE_UNIT_NONE of type Libinsane.Unit>
    • capabilities: <flags LIBINSANE_CAPABILITY_SW_SELECT of type Libinsane.Capability>
    • constraint: [0, 60, 0]
    • initial_value: 15
20. lamp-off-scan
    • title: Lamp off during scan
    • desc: The lamp will be turned off during scan.
    • type: <GType gboolean (20)>
    • unit: <enum LIBINSANE_UNIT_NONE of type Libinsane.Unit>
    • capabilities: <flags LIBINSANE_CAPABILITY_SW_SELECT of type Libinsane.Capability>
    • constraint: []
    • initial_value: False
21. threshold
    • title: Threshold
    • desc: Select minimum-brightness to get a white point
    • type: <GType gdouble (60)>
    • unit: <enum LIBINSANE_UNIT_PERCENT of type Libinsane.Unit>
    • capabilities: <flags LIBINSANE_CAPABILITY_SW_SELECT | LIBINSANE_CAPABILITY_INACTIVE of type Libinsane.Capability>
    • constraint: [0.0, 100.0, 1.0]
    • initial_value: (Exception: libinsane-quark: Libinsane opt[threshold]->get_value() error: 0x40000003, Invalid value (4))
22. threshold-curve
    • title: Threshold curve
    • desc: Dynamic threshold curve, from light to dark, normally 50-65
    • type: <GType gint (24)>
    • unit: <enum LIBINSANE_UNIT_NONE of type Libinsane.Unit>
    • capabilities: <flags LIBINSANE_CAPABILITY_SW_SELECT | LIBINSANE_CAPABILITY_INACTIVE of type Libinsane.Capability>
    • constraint: [0, 127, 1]
    • initial_value: (Exception: libinsane-quark: Libinsane opt[threshold-curve]->get_value() error: 0x40000003, Invalid value (4))
23. disable-dynamic-lineart
    • title: Disable dynamic lineart
    • desc: Disable use of a software adaptive algorithm to generate lineart relying instead on hardware lineart.
    • type: <GType gboolean (20)>
    • unit: <enum LIBINSANE_UNIT_NONE of type Libinsane.Unit>
    • capabilities: <flags LIBINSANE_CAPABILITY_SW_SELECT | LIBINSANE_CAPABILITY_INACTIVE of type Libinsane.Capability>
    • constraint: []
    • initial_value: (Exception: libinsane-quark: Libinsane opt[disable-dynamic-lineart]->get_value() error: 0x40000003, Invalid value (4))
24. disable-interpolation
    • title: Disable interpolation
    • desc: When using high resolutions where the horizontal resolution is smaller than the vertical resolution this disables horizontal interpolation.
    • type: <GType gboolean (20)>
    • unit: <enum LIBINSANE_UNIT_NONE of type Libinsane.Unit>
    • capabilities: <flags LIBINSANE_CAPABILITY_SW_SELECT of type Libinsane.Capability>
    • constraint: []
    • initial_value: False
25. color-filter
    • title: Color filter
    • desc: When using gray or lineart this option selects the used color.
    • type: <GType gchararray (64)>
    • unit: <enum LIBINSANE_UNIT_NONE of type Libinsane.Unit>
    • capabilities: <flags LIBINSANE_CAPABILITY_SW_SELECT | LIBINSANE_CAPABILITY_INACTIVE of type Libinsane.Capability>
    • constraint: ['Red', 'Green', 'Blue']
    • initial_value: (Exception: libinsane-quark: Libinsane opt[color-filter]->get_value() error: 0x40000003, Invalid value (4))
26. calibration-file
    • title: Calibration file
    • desc: Specify the calibration file to use
    • type: <GType gchararray (64)>
    • unit: <enum LIBINSANE_UNIT_NONE of type Libinsane.Unit>
    • capabilities: <flags LIBINSANE_CAPABILITY_SW_SELECT of type Libinsane.Capability>
    • constraint: []
    • initial_value: /home/david/.sane/canon-lide-220.cal
27. expiration-time
    • title: Calibration cache expiration time
    • desc: Time (in minutes) before a cached calibration expires. A value of 0 means cache is not used. A negative value means cache never expires.
    • type: <GType gint (24)>
    • unit: <enum LIBINSANE_UNIT_NONE of type Libinsane.Unit>
    • capabilities: <flags LIBINSANE_CAPABILITY_SW_SELECT of type Libinsane.Capability>
    • constraint: [-1, 30000, 1]
    • initial_value: 60
28. scan
    • title: Scan button
    • desc: Scan button
    • type: <GType gboolean (20)>
    • unit: <enum LIBINSANE_UNIT_NONE of type Libinsane.Unit>
    • capabilities: <flags LIBINSANE_CAPABILITY_HW_SELECT of type Libinsane.Capability>
    • constraint: []
    • initial_value: False
29. file
    • title: File button
    • desc: File button
    • type: <GType gboolean (20)>
    • unit: <enum LIBINSANE_UNIT_NONE of type Libinsane.Unit>
    • capabilities: <flags LIBINSANE_CAPABILITY_HW_SELECT of type Libinsane.Capability>
    • constraint: []
    • initial_value: False
30. email
    • title: Email button
    • desc: Email button
    • type: <GType gboolean (20)>
    • unit: <enum LIBINSANE_UNIT_NONE of type Libinsane.Unit>
    • capabilities: <flags LIBINSANE_CAPABILITY_HW_SELECT of type Libinsane.Capability>
    • constraint: []
    • initial_value: False
31. copy
    • title: Copy button
    • desc: Copy button
    • type: <GType gboolean (20)>
    • unit: <enum LIBINSANE_UNIT_NONE of type Libinsane.Unit>
    • capabilities: <flags LIBINSANE_CAPABILITY_HW_SELECT of type Libinsane.Capability>
    • constraint: []
    • initial_value: False
32. page-loaded
    • title: Page loaded
    • desc: Page loaded
    • type: <GType gboolean (20)>
    • unit: <enum LIBINSANE_UNIT_NONE of type Libinsane.Unit>
    • capabilities: <flags LIBINSANE_CAPABILITY_INACTIVE of type Libinsane.Capability>
    • constraint: []
    • initial_value: (Exception: libinsane-quark: Libinsane opt[page-loaded]->get_value() error: 0x40000003, Invalid value (4))
33. ocr
    • title: OCR button
    • desc: OCR button
    • type: <GType gboolean (20)>
    • unit: <enum LIBINSANE_UNIT_NONE of type Libinsane.Unit>
    • capabilities: <flags LIBINSANE_CAPABILITY_INACTIVE of type Libinsane.Capability>
    • constraint: []
    • initial_value: (Exception: libinsane-quark: Libinsane opt[ocr]->get_value() error: 0x40000003, Invalid value (4))
34. power
    • title: Power button
    • desc: Power button
    • type: <GType gboolean (20)>
    • unit: <enum LIBINSANE_UNIT_NONE of type Libinsane.Unit>
    • capabilities: <flags LIBINSANE_CAPABILITY_INACTIVE of type Libinsane.Capability>
    • constraint: []
    • initial_value: (Exception: libinsane-quark: Libinsane opt[power]->get_value() error: 0x40000003, Invalid value (4))
35. extra
    • title: Extra button
    • desc: Extra button
    • type: <GType gboolean (20)>
    • unit: <enum LIBINSANE_UNIT_NONE of type Libinsane.Unit>
    • capabilities: <flags LIBINSANE_CAPABILITY_HW_SELECT of type Libinsane.Capability>
    • constraint: []
    • initial_value: False
36. need-calibration
    • title: Need calibration
    • desc: The scanner needs calibration for the current settings
    • type: <GType gboolean (20)>
    • unit: <enum LIBINSANE_UNIT_NONE of type Libinsane.Unit>
    • capabilities: <flags LIBINSANE_CAPABILITY_INACTIVE of type Libinsane.Capability>
    • constraint: []
    • initial_value: (Exception: libinsane-quark: Libinsane opt[need-calibration]->get_value() error: 0x40000003, Invalid value (4))

• Source: flatbed
• Resolution: 150 dpi
• Mode: Color

312_traces.txt: [raw] [colorized]

picture_312_0.png:
picture_312_0_boxes.png:

• 312_traces.txt
• picture_312_0.hocr

• OS type: posix
• Test program: ironscanner 2.0-15-g60aba18
• Scan library: Libinsane 1.0.1-12-g957132e
• Pillow: 5.1.0
• Python version: 3.6.8 (default, Jan 14 2019, 11:02:34) [GCC 8.0.1 20180414 (experimental) [trunk revision 259383]]
• Architecture:
• Platform:
  • Short: Linux
  • Detailed: Linux-5.0.0-27-generic-x86_64-with-LinuxMint-19.2-tina
  • Release:
  • System: Linux

• Architecture:
• CPU frequency: 3800
• Number of CPUs: 4
• Processor: x86_64
• Machine: x86_64
• Memory: 25193558016

Reported by: [David VANTYGHEM]