From: nospam@needed.invalid   
      
   On 9/18/2022 5:37 PM, Adam wrote:   
   > On 09/18/2022 02:15 PM, Paul wrote:   
      
   >> The command has a debug option.   
   >>   
   >>     simple-scan -d   
   >>   
   >> that you can use from Terminal.   
   >>   
   >>     Paul   
   >>   
   >   
   > Thanks, Guru Paul !!   
   >   
   > xerus@ThinkPad-T430:~$ simple-scan -d   
   > [+0.04s] DEBUG: simple-scan.vala:674: Starting Simple Scan 3.20.0, PID=32316   
   > [+0.04s] DEBUG: Connecting to session manager   
   > [+0.13s] DEBUG: ui.vala:2032: Loading state from /home/xerus/.   
   ache/simple-scan/state   
   > [+0.14s] DEBUG: ui.vala:1995: Restoring window to 600x428 pixels   
   > [+0.14s] DEBUG: ui.vala:1999: Restoring window to maximized   
   > [+0.14s] DEBUG: autosave-manager.vala:64: Loading autosave information   
   > [+0.14s] DEBUG: autosave-manager.vala:259: Waiting to autosave...   
   > [+0.20s] CRITICAL: gtk_event_controller_reset: assertion 'GTK_   
   S_EVENT_CONTROLLER (controller)' failed   
   > [+0.58s] DEBUG: autosave-manager.vala:281: Autosaving book information   
   > [+0.58s] DEBUG: scanner.vala:1447: sane_init () -> SANE_STATUS_GOOD   
   > [+0.58s] DEBUG: scanner.vala:1453: SANE version 1.0.25   
   > [+0.58s] DEBUG: scanner.vala:1514: Requesting redetection of scan devices   
   > [+0.58s] DEBUG: scanner.vala:803: Processing request   
   > [+0.61s] DEBUG: ui.vala:2124: Saving state to /home/xerus/.cac   
   e/simple-scan/state   
   > [+0.80s] DEBUG: ui.vala:2124: Saving state to /home/xerus/.cac   
   e/simple-scan/state   
   > [+8.66s] DEBUG: ui.vala:2124: Saving state to /home/xerus/.cac   
   e/simple-scan/state   
   > [+8.67s] DEBUG: scanner.vala:338: sane_get_devices () -> SANE_STATUS_GOOD   
   > [+8.67s] DEBUG: scanner.vala:350: Device: name="hp:libusb:001:042"   
   vendor="Hewlett-Packard" model="ScanJet 63x0C" type="flatbed scanner"   
   > [+18.92s] DEBUG: simple-scan.vala:404: Requesting scan at 150 dpi from   
   device 'hp:libusb:001:042'   
   > [+18.92s] DEBUG: scanner.vala:1560: Scanner.scan ("hp:libusb:001:042",   
   dpi=150, scan_mode=ScanMode.GRAY, depth=2, type=ScanType.SINGLE,   
   paper_width=0, paper_height=0, brightness=0, contrast=0)   
   > [+18.93s] DEBUG: scanner.vala:803: Processing request   
   > [+18.93s] DEBUG: scanner.vala:864: sane_open ("hp:libusb:001:042") ->   
   SANE_STATUS_GOOD   
   > [+18.93s] DEBUG: scanner.vala:885: sane_get_option_descriptor (0)   
   > [+18.93s] DEBUG: scanner.vala:735: Option 0: title='Number of options'   
   type=int size=4 cap=soft-detect   
   > [+18.93s] DEBUG: scanner.vala:738:   Description: Read-only option that   
   specifies how many options a specific devices supports.   
   > [+18.93s] DEBUG: scanner.vala:885: sane_get_option_descriptor (1)   
   > [+18.93s] DEBUG: scanner.vala:735: Option 1: title='Scan Mode' type=group   
   size=0   
   > [+18.93s] DEBUG: scanner.vala:738:   Description:   
   > [+18.93s] DEBUG: scanner.vala:885: sane_get_option_descriptor (2)   
   > [+18.93s] DEBUG: scanner.vala:735: Option 2: name='preview' title='Preview'   
   type=bool size=4 cap=soft-select,soft-detect   
   > [+18.93s] DEBUG: scanner.vala:738:   Description: Request a    
   review-quality scan.   
   > [+18.93s] DEBUG: scanner.vala:885: sane_get_option_descriptor (3)   
   > [+18.93s] DEBUG: scanner.vala:735: Option 3: name='mode' title='Scan mode'   
   type=string size=9 values=["Lineart", "Halftone", "Gray", "Color"]   
   cap=soft-select,soft-detect   
   > [+18.93s] DEBUG: scanner.vala:738:   Description: Selects the scan mode   
   (e.g., lineart, monochrome, or color).   
   > [+18.93s] DEBUG: scanner.vala:885: sane_get_option_descriptor (4)   
   > [+18.93s] DEBUG: scanner.vala:735: Option 4: name='resolution' title='Scan   
   resolution' type=int size=4 unit=dpi min=12, max=3200, quant=1 c   
   p=soft-select,soft-detect   
   > [+18.93s] DEBUG: scanner.vala:738:   Description: Sets the resolution of   
   the scanned image.   
   > [+18.93s] DEBUG: scanner.vala:885: sane_get_option_descriptor (5)   
   > [+18.93s] DEBUG: scanner.vala:735: Option 5: title='Enhancement' type=group   
   size=0   
   > [+18.93s] DEBUG: scanner.vala:738:   Description:   
   > [+18.93s] DEBUG: scanner.vala:885: sane_get_option_descriptor (6)   
   > [+18.93s] DEBUG: scanner.vala:735: Option 6: name='brightness'   
   title='Brightness' type=int size=4 min=-127, max=127, quant=1 ca   
   =soft-select,soft-detect   
   > [+18.93s] DEBUG: scanner.vala:738:   Description: Controls the brightness   
   of the acquired image.   
   > [+18.93s] DEBUG: scanner.vala:885: sane_get_option_descriptor (7)   
   > [+18.93s] DEBUG: scanner.vala:735: Option 7: name='contrast' t   
   tle='Contrast' type=int size=4 min=-127, max=127, quant=1 cap=so   
   t-select,soft-detect   
   > [+18.93s] DEBUG: scanner.vala:738:   Description: Controls the contrast of   
   the acquired image.   
   > [+18.93s] DEBUG: scanner.vala:885: sane_get_option_descriptor (8)   
   > [+18.93s] DEBUG: scanner.vala:735: Option 8: name='auto-threshold'   
   title='Auto Threshold' type=bool size=4 cap=soft-select,soft-detect   
   > [+18.93s] DEBUG: scanner.vala:738:   Description: Enable automatic   
   determination of threshold for line-art scans.   
   > [+18.93s] DEBUG: scanner.vala:885: sane_get_option_descriptor (9)   
   > [+18.93s] DEBUG: scanner.vala:735: Option 9: title='Advanced Options'   
   type=group size=0 cap=advanced   
   > [+18.93s] DEBUG: scanner.vala:738:   Description:   
   > [+18.93s] DEBUG: scanner.vala:885: sane_get_option_descriptor (10)   
   > [+18.93s] DEBUG: scanner.vala:735: Option 10: name='custom-gamma' title='Use   
   custom gamma table' type=bool size=4 cap=soft-select,soft-detect   
   > [+18.93s] DEBUG: scanner.vala:738:   Description: Determines whether a   
   builtin or a custom gamma-table should be used.   
   > [+18.93s] DEBUG: scanner.vala:885: sane_get_option_descriptor (11)   
   > [+18.93s] DEBUG: scanner.vala:735: Option 11: name='gamma-table'   
   title='Image intensity' type=fixed size=1024 min=0.000000, max=255.000000,   
   quant=1 cap=soft-select,soft-detect,inactive   
   > [+18.93s] DEBUG: scanner.vala:738:   Description: Gamma-correction   
   table.  In color mode this option equally affects the red, green, and blue   
   channels simultaneously (i.e., it is an intensity gamma table).   
   > [+18.93s] DEBUG: scanner.vala:885: sane_get_option_descriptor (12)   
   > [+18.93s] DEBUG: scanner.vala:735: Option 12: name='matrix-type'   
   title='Color Matrix' type=string size=13 values=["Auto", "NTSC Gray", "Red",   
   "Green", "Blue"] cap=soft-select,soft-detect   
   > [+18.93s] DEBUG: scanner.vala:738:   Description: Set the scanners color   
   matrix.   
   > [+18.93s] DEBUG: scanner.vala:885: sane_get_option_descriptor (13)   
   > [+18.93s] DEBUG: scanner.vala:735: Option 13: name='matrix-rgb' title='Color   
   Matrix' type=fixed size=36 min=-3.992188, max=3.992188, quant=1    
   ap=soft-select,soft-detect,inactive   
   > [+18.93s] DEBUG: scanner.vala:738:   Description: Custom color matrix.   
   > [+18.93s] DEBUG: scanner.vala:885: sane_get_option_descriptor (14)   
      
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