pense-bête de bruno sanchiz

Accueil > Linux > Imprimantes, scanner, cups > scanner : problème

scanner : problème

Publié le 28 août 2020, dernière mise-à-jour le 2 février 2026, > 12 visites, >> 216797 visites totales.

Commencer par installer les programmes nécessaires : Installer un scanner

choix du type du scanner

quand on utilise simple-scan, aller sur la ligne qui commence par escl

le scanner ne scanne PLUS ( mais a scanné )

  • essayé de trouver le maximum d’infos
    • lancer le programme en lignes de commandes avec une option de type debug, verbose. On peut la trouver en tapant man programme . man simple-scan donne -d
    • simple-scan -d
      m'a donné cette ligne : 
      [+0,07s] DEBUG: ui.vala:2041: Loading state from /home/machin/.cache/simple-scan/state
      j'ai donc détruit le dossier /home/machin/.cache/simple-scan et ça marche
      

exemple de fonctionnement normal avec simple-scan -d avant de scanner

$ simple-scan -d
[+0,00s] DEBUG: simple-scan.vala:674: Starting Simple Scan 3.23.2, PID=24371
[+0,07s] DEBUG: ui.vala:2041: Loading state from /home/machin/.cache/simple-scan/state
[+0,07s] DEBUG: ui.vala:1995: Restoring window to 600x400 pixels
[+0,07s] DEBUG: autosave-manager.vala:64: Loading autosave information
[+0,07s] DEBUG: autosave-manager.vala:259: Waiting to autosave...
[+0,12s] DEBUG: scanner.vala:1447: sane_init () -> SANE_STATUS_GOOD
[+0,12s] DEBUG: scanner.vala:1453: SANE version 1.0.25
[+0,12s] DEBUG: scanner.vala:1514: Requesting redetection of scan devices
[+0,12s] DEBUG: scanner.vala:803: Processing request
[+0,17s] DEBUG: autosave-manager.vala:281: Autosaving book information
[+0,24s] DEBUG: ui.vala:2133: Saving state to /home/machin/.cache/simple-scan/state
[+6,49s] DEBUG: scanner.vala:338: sane_get_devices () -> SANE_STATUS_GOOD
[+6,49s] DEBUG: scanner.vala:350: Device: name="brother4:bus8;dev1" vendor="Brother" model="DCP-J772DW" type="USB scanner"

en scannant avec pourtant une erreur


[+9,83s] DEBUG: ui.vala:2133: Saving state to /home/machin/.cache/simple-scan/state
[+12,29s] DEBUG: simple-scan.vala:404: Requesting scan at 300 dpi from device 'brother4:bus8;dev1'
[+12,29s] DEBUG: scanner.vala:1560: Scanner.scan ("brother4:bus8;dev1", dpi=300, scan_mode=ScanMode.COLOR, depth=8, type=ScanType.SINGLE, paper_width=0, paper_height=0, brightness=0, contrast=0)
[+12,29s] DEBUG: scanner.vala:803: Processing request
[+12,69s] DEBUG: ui.vala:2133: Saving state to /home/machin/.cache/simple-scan/state
[+13,53s] DEBUG: scanner.vala:864: sane_open ("brother4:bus8;dev1") -> SANE_STATUS_GOOD
[+13,53s] DEBUG: scanner.vala:885: sane_get_option_descriptor (0)
[+13,53s] DEBUG: scanner.vala:735: Option 0: name='(null)' title='Number of options' type=bool size=4 cap=soft-detect
[+13,53s] DEBUG: scanner.vala:738:   Description: Read-only option that specifies how many options a specific devices supports.
[+13,53s] DEBUG: scanner.vala:885: sane_get_option_descriptor (1)
[+13,53s] DEBUG: scanner.vala:735: Option 1: name='(null)' title='Mode' type=group size=4 cap=advanced
[+13,53s] DEBUG: scanner.vala:738:   Description: 
[+13,53s] DEBUG: scanner.vala:885: sane_get_option_descriptor (2)
[+13,53s] DEBUG: scanner.vala:735: Option 2: name='mode' title='Scan mode' type=string size=30 values=["Black & White", "Gray[Error Diffusion]", "True Gray", "24bit Color[Fast]"] cap=soft-select,soft-detect
[+13,53s] DEBUG: scanner.vala:738:   Description: Select the scan mode
[+13,53s] DEBUG: scanner.vala:885: sane_get_option_descriptor (3)
[+13,53s] DEBUG: scanner.vala:735: Option 3: name='resolution' title='Scan resolution' type=int size=4 unit=dpi values=[100, 150, 200, 300, 400, 600, 1200, 2400, 4800, 9600] cap=soft-select,soft-detect
[+13,53s] DEBUG: scanner.vala:738:   Description: Sets the resolution of the scanned image.
[+13,53s] DEBUG: scanner.vala:885: sane_get_option_descriptor (4)
[+13,53s] DEBUG: scanner.vala:735: Option 4: name='source' title='Scan source' type=string size=64 values=["FlatBed"] cap=soft-select,soft-detect
[+13,53s] DEBUG: scanner.vala:738:   Description: Selects the scan source (such as a document-feeder).
[+13,53s] DEBUG: scanner.vala:885: sane_get_option_descriptor (5)
[+13,53s] DEBUG: scanner.vala:735: Option 5: name='brightness' title='Brightness' type=fixed size=4 unit=percent min=-50,000000, max=50,000000, quant=65536 cap=soft-select,soft-detect,inactive
[+13,53s] DEBUG: scanner.vala:738:   Description: Controls the brightness of the acquired image.
[+13,53s] DEBUG: scanner.vala:885: sane_get_option_descriptor (6)
[+13,53s] DEBUG: scanner.vala:735: Option 6: name='contrast' title='Contrast' type=fixed size=4 unit=percent min=-50,000000, max=50,000000, quant=65536 cap=soft-select,soft-detect,inactive
[+13,53s] DEBUG: scanner.vala:738:   Description: Controls the contrast of the acquired image.
[+13,53s] DEBUG: scanner.vala:885: sane_get_option_descriptor (7)
[+13,53s] DEBUG: scanner.vala:735: Option 7: name='(null)' title='Geometry' type=group size=4 cap=advanced
[+13,53s] DEBUG: scanner.vala:738:   Description: 
[+13,53s] DEBUG: scanner.vala:885: sane_get_option_descriptor (8)
[+13,53s] DEBUG: scanner.vala:735: Option 8: name='tl-x' title='Top-left x' type=fixed size=4 unit=mm min=0,000000, max=215,899994, quant=6553 cap=soft-select,soft-detect
[+13,53s] DEBUG: scanner.vala:738:   Description: Top-left x position of scan area.
[+13,53s] DEBUG: scanner.vala:885: sane_get_option_descriptor (9)
[+13,53s] DEBUG: scanner.vala:735: Option 9: name='tl-y' title='Top-left y' type=fixed size=4 unit=mm min=0,000000, max=355,599991, quant=6553 cap=soft-select,soft-detect
[+13,53s] DEBUG: scanner.vala:738:   Description: Top-left y position of scan area.
[+13,53s] DEBUG: scanner.vala:885: sane_get_option_descriptor (10)
[+13,53s] DEBUG: scanner.vala:735: Option 10: name='br-x' title='Bottom-right x' type=fixed size=4 unit=mm min=0,000000, max=215,899994, quant=6553 cap=soft-select,soft-detect
[+13,53s] DEBUG: scanner.vala:738:   Description: Bottom-right x position of scan area.
[+13,53s] DEBUG: scanner.vala:885: sane_get_option_descriptor (11)
[+13,53s] DEBUG: scanner.vala:735: Option 11: name='br-y' title='Bottom-right y' type=fixed size=4 unit=mm min=0,000000, max=355,599991, quant=6553 cap=soft-select,soft-detect
[+13,53s] DEBUG: scanner.vala:738:   Description: Bottom-right y position of scan area.
[+13,53s] DEBUG: scanner.vala:885: sane_get_option_descriptor (12)
[+13,53s] DEBUG: scanner.vala:546: sane_control_option (4, SANE_ACTION_SET_VALUE, "FlatBed") -> (SANE_STATUS_GOOD, "FlatBed")
[+13,53s] WARNING: scanner.vala:1015: Unable to set Color mode, please file a bug
[+13,53s] DEBUG: scanner.vala:462: sane_control_option (3, SANE_ACTION_SET_VALUE, 300) -> (SANE_STATUS_GOOD, 300)
[+13,53s] DEBUG: scanner.vala:530: sane_control_option (10, SANE_ACTION_SET_VALUE, option.range.max) -> (SANE_STATUS_GOOD)
[+13,53s] DEBUG: scanner.vala:530: sane_control_option (11, SANE_ACTION_SET_VALUE, option.range.max) -> (SANE_STATUS_GOOD)
[+17,74s] DEBUG: scanner.vala:1213: sane_start (page=0, pass=0) -> SANE_STATUS_GOOD
[+17,74s] DEBUG: scanner.vala:1230: sane_get_parameters () -> SANE_STATUS_GOOD
[+17,74s] DEBUG: scanner.vala:1242: Parameters: format=SANE_FRAME_RGB last_frame=SANE_TRUE bytes_per_line=7536 pixels_per_line=2512 lines=3484 depth=8
[+17,74s] DEBUG: simple-scan.vala:348: Page is 2512 pixels wide, 3484 pixels high, 8 bits per pixel
[+17,76s] DEBUG: simple-scan.vala:282: Getting color profile for device brother4:bus8;dev1
[+17,76s] DEBUG: scanner.vala:1314: sane_read (7537) -> (SANE_STATUS_GOOD, 7537)
[+17,76s] DEBUG: scanner.vala:1314: sane_read (15072) -> (SANE_STATUS_GOOD, 15072)
...
[+17,76s] DEBUG: scanner.vala:1314: sane_read (15072) -> (SANE_STATUS_GOOD, 15072)
[+17,77s] DEBUG: simple-scan.vala:302: Unable to find colord device brother4:bus8;dev1: property match 'Serial'='sane:brother4:bus8;dev1' does not exist
[+17,77s] DEBUG: scanner.vala:1314: sane_read (15072) -> (SANE_STATUS_GOOD, 15072)
...[+17,81s] DEBUG: scanner.vala:1314: sane_read (15072) -> (SANE_STATUS_GOOD, 15072)
[+17,86s] DEBUG: ui.vala:2133: Saving state to /home/machin/.cache/simple-scan/state
[+18,01s] DEBUG: scanner.vala:1314: sane_read (15072) -> (SANE_STATUS_GOOD, 15072)
...
[+27,03s] DEBUG: scanner.vala:1314: sane_read (15072) -> (SANE_STATUS_GOOD, 15072)
[+27,03s] DEBUG: scanner.vala:1314: sane_read (15072) -> (SANE_STATUS_GOOD, 7535)
[+27,03s] DEBUG: scanner.vala:1314: sane_read (15073) -> (SANE_STATUS_EOF, 0)
[+27,03s] DEBUG: scanner.vala:1186: sane_cancel ()
[+27,03s] DEBUG: autosave-manager.vala:349: Autosaving page pixels to /home/machin/.cache/simple-scan/autosaves/3531992624.pixels
[+27,07s] DEBUG: autosave-manager.vala:281: Autosaving book information
[+27,07s] DEBUG: autosave-manager.vala:298: Autosaving page page-0
[bruno sanchiz]