Scan Bericht 321 - HP envy 4502

Scanner

  • Hersteller: HP
  • Modell: envy 4502
  • Name: HP envy 4502
  • Device ID: sane:hpaio:/net/envy_4500_series?ip=192.168.0.21&queue=false
  • Typ: Flatbed
scanner type
  1. tl-y
    • title: Top-left y
    • type: <GType gdouble (60)>
    • constraint: [0.0, 297.01068115234375, 0.0]
    • initial_value: 0.0
    • unit: <enum LIBINSANE_UNIT_MM of type Libinsane.Unit>
    • desc: Top-left y position of scan area.
    • capabilities: <flags LIBINSANE_CAPABILITY_SW_SELECT of type Libinsane.Capability>
  2. mode
    • title: Scan mode
    • type: <GType gchararray (64)>
    • constraint: ['Lineart', 'Gray', 'Color']
    • initial_value: Color
    • unit: <enum LIBINSANE_UNIT_NONE of type Libinsane.Unit>
    • desc: Selects the scan mode (e.g., lineart, monochrome, or color).
    • capabilities: <flags LIBINSANE_CAPABILITY_SW_SELECT of type Libinsane.Capability>
  3. resolution
    • title: Scan resolution
    • type: <GType gint (24)>
    • constraint: [75, 100, 200, 300, 600, 1200]
    • initial_value: 300
    • unit: <enum LIBINSANE_UNIT_DPI of type Libinsane.Unit>
    • desc: Sets the resolution of the scanned image.
    • capabilities: <flags LIBINSANE_CAPABILITY_SW_SELECT of type Libinsane.Capability>
  4. compression
    • title: Compression
    • type: <GType gchararray (64)>
    • constraint: ['None', 'JPEG']
    • initial_value: None
    • unit: <enum LIBINSANE_UNIT_NONE of type Libinsane.Unit>
    • desc: Selects the scanner compression method for faster scans, possibly at the expense of image quality.
    • capabilities: <flags LIBINSANE_CAPABILITY_SW_SELECT of type Libinsane.Capability>
  5. contrast
    • title: Contrast
    • type: <GType gint (24)>
    • constraint: [0, 2000, 0]
    • initial_value: 1000
    • unit: <enum LIBINSANE_UNIT_NONE of type Libinsane.Unit>
    • desc: Controls the contrast of the acquired image.
    • capabilities: <flags LIBINSANE_CAPABILITY_SW_SELECT of type Libinsane.Capability>
  6. br-y
    • title: Bottom-right y
    • type: <GType gdouble (60)>
    • constraint: [0.0, 297.01068115234375, 0.0]
    • initial_value: 297.01068115234375
    • unit: <enum LIBINSANE_UNIT_MM of type Libinsane.Unit>
    • desc: Bottom-right y position of scan area.
    • capabilities: <flags LIBINSANE_CAPABILITY_SW_SELECT of type Libinsane.Capability>
  7. source
    • title: Scan source
    • type: <GType gchararray (64)>
    • constraint: ['Flatbed']
    • initial_value: Flatbed
    • unit: <enum LIBINSANE_UNIT_NONE of type Libinsane.Unit>
    • desc: Selects the scan source (such as a document-feeder).
    • capabilities: <flags LIBINSANE_CAPABILITY_SW_SELECT of type Libinsane.Capability>
  8. jpeg-quality
    • title: JPEG compression factor
    • type: <GType gint (24)>
    • constraint: [0, 100, 0]
    • initial_value: (Exception: libinsane-quark: Libinsane opt[jpeg-quality]->get_value() error: 0x40000008, Access denied (9))
    • unit: <enum LIBINSANE_UNIT_NONE of type Libinsane.Unit>
    • desc: Sets the scanner JPEG compression factor. Larger numbers mean better compression, and smaller numbers mean better image quality.
    • capabilities: <flags LIBINSANE_CAPABILITY_SW_SELECT | LIBINSANE_CAPABILITY_INACTIVE of type Libinsane.Capability>
  9. brightness
    • title: Brightness
    • type: <GType gint (24)>
    • constraint: [0, 2000, 0]
    • initial_value: 1000
    • unit: <enum LIBINSANE_UNIT_NONE of type Libinsane.Unit>
    • desc: Controls the brightness of the acquired image.
    • capabilities: <flags LIBINSANE_CAPABILITY_SW_SELECT of type Libinsane.Capability>
  10. tl-x
    • title: Top-left x
    • type: <GType gdouble (60)>
    • constraint: [0.0, 215.90000915527344, 0.0]
    • initial_value: 0.0
    • unit: <enum LIBINSANE_UNIT_MM of type Libinsane.Unit>
    • desc: Top-left x position of scan area.
    • capabilities: <flags LIBINSANE_CAPABILITY_SW_SELECT of type Libinsane.Capability>
  11. br-x
    • title: Bottom-right x
    • type: <GType gdouble (60)>
    • constraint: [0.0, 215.90000915527344, 0.0]
    • initial_value: 215.90000915527344
    • unit: <enum LIBINSANE_UNIT_MM of type Libinsane.Unit>
    • desc: Bottom-right x position of scan area.
    • capabilities: <flags LIBINSANE_CAPABILITY_SW_SELECT of type Libinsane.Capability>

Testscan

OS: Linux

erfolgreiche Tests: True

  • Quelle: flatbed
  • Auslösung: 75 dpi
  • Modus: Color

321_traces.txt: [raw] [colorized]

image_321_0.png:
scan result image_321_0.png image_321_0_boxes.png:
scan result image_321_0_boxes.png

Zusätzliche Informationen

  • OS type: posix
  • Test program: ironscanner 2.0-16-g9721d98
  • Scan library: Libinsane 1.0.1-17-gdc69226
  • Pillow: 4.0.0
  • Python version: 3.5.3 (default, Sep 27 2018, 17:25:39) [GCC 6.3.0 20170516]
  • Architecture:
  • Platform:
    • Short: Linux
    • Detailed: Linux-4.9.0-8-amd64-x86_64-with-debian-9.10
    • Release:
    • System: Linux
  • Architecture:
  • CPU frequency: 3300
  • Number of CPUs: 4
  • Processor:
  • Machine: x86_64
  • Memory: 8311918592

Reported by: [_kaos_]

REST API link: /api/v1/scannerdb/scan_reports/321/