From: nospam@needed.invalid   
      
   On 9/18/2022 6:56 PM, Adam wrote:   
   > On 09/18/2022 03:08 PM, Paul wrote:   
   >> 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/.cache/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_IS_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/.cache/simple-scan/state   
   >>> [+0.80s] DEBUG: ui.vala:2124: Saving state to   
   >>> /home/xerus/.cache/simple-scan/state   
   >>> [+8.66s] DEBUG: ui.vala:2124: Saving state to   
   >>> /home/xerus/.cache/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   
   >>> preview-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 cap=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   
   >>> cap=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'   
   >>> title='Contrast' type=int size=4 min=-127, max=127, quant=1   
   >>> cap=soft-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.   
      
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