扫描报告 86 - Brother MFC-J6920DW

1. resolution
   • constraint: [100, 150, 200, 300, 400, 600, 1200, 2400, 4800, 9600]
   • type: <class 'pyinsane2.sane.rawapi.SaneValueType'> : Integer (1)
   • capabilities: <class 'pyinsane2.sane.rawapi.SaneCapabilities'> :[ Soft_select, Soft_detect,]
   • title: Scan resolution
   • desc: Sets the resolution of the scanned image.
   • size: 4
   • contrainttype: <class 'pyinsane2.sane.rawapi.SaneConstraintType'> : Word list (2)
   • initial_value: 200
   • unit: <class 'pyinsane2.sane.rawapi.SaneUnit'> : Dpi (4)
2. br-x
   • constraint: (0, 19464192, 6553)
   • type: <class 'pyinsane2.sane.rawapi.SaneValueType'> : Fixed (2)
   • capabilities: <class 'pyinsane2.sane.rawapi.SaneCapabilities'> :[ Soft_select, Soft_detect,]
   • title: Bottom-right x
   • desc: Bottom-right x position of scan area.
   • size: 4
   • contrainttype: <class 'pyinsane2.sane.rawapi.SaneConstraintType'> : Range (1)
   • initial_value: 19464192
   • unit: <class 'pyinsane2.sane.rawapi.SaneUnit'> : Mm (3)
3. source
   • constraint: ['FlatBed', 'Automatic Document Feeder(left aligned)', 'Automatic Document Feeder(left aligned,Duplex)', 'Automatic Document Feeder(centrally aligned)', 'Automatic Document Feeder(centrally aligned,Duplex)']
   • type: <class 'pyinsane2.sane.rawapi.SaneValueType'> : String (3)
   • capabilities: <class 'pyinsane2.sane.rawapi.SaneCapabilities'> :[ Soft_select, Soft_detect,]
   • title: Scan source
   • desc: Selects the scan source (such as a document-feeder).
   • size: 64
   • contrainttype: <class 'pyinsane2.sane.rawapi.SaneConstraintType'> : String list (3)
   • initial_value: Automatic Document Feeder(left aligned)
   • unit: <class 'pyinsane2.sane.rawapi.SaneUnit'> : None (0)
4. contrast
   • constraint: (-3276800, 3276800, 65536)
   • type: <class 'pyinsane2.sane.rawapi.SaneValueType'> : Fixed (2)
   • capabilities: <class 'pyinsane2.sane.rawapi.SaneCapabilities'> :[ Soft_select, Soft_detect, Inactive,]
   • title: Contrast
   • desc: Controls the contrast of the acquired image.
   • size: 4
   • contrainttype: <class 'pyinsane2.sane.rawapi.SaneConstraintType'> : Range (1)
   • initial_value: (Exception: Option 'contrast' is not active)
   • unit: <class 'pyinsane2.sane.rawapi.SaneUnit'> : Percent (5)
5. tl-x
   • constraint: (0, 19464192, 6553)
   • type: <class 'pyinsane2.sane.rawapi.SaneValueType'> : Fixed (2)
   • capabilities: <class 'pyinsane2.sane.rawapi.SaneCapabilities'> :[ Soft_select, Soft_detect,]
   • title: Top-left x
   • desc: Top-left x position of scan area.
   • size: 4
   • contrainttype: <class 'pyinsane2.sane.rawapi.SaneConstraintType'> : Range (1)
   • initial_value: 0
   • unit: <class 'pyinsane2.sane.rawapi.SaneUnit'> : Mm (3)
6. mode
   • constraint: ['Black & White', 'Gray[Error Diffusion]', 'True Gray', '24bit Color[Fast]']
   • type: <class 'pyinsane2.sane.rawapi.SaneValueType'> : String (3)
   • capabilities: <class 'pyinsane2.sane.rawapi.SaneCapabilities'> :[ Soft_select, Soft_detect,]
   • title: Scan mode
   • desc: Select the scan mode
   • size: 30
   • contrainttype: <class 'pyinsane2.sane.rawapi.SaneConstraintType'> : String list (3)
   • initial_value: 24bit Color[Fast]
   • unit: <class 'pyinsane2.sane.rawapi.SaneUnit'> : None (0)
7. br-y
   • constraint: (0, 27525120, 6553)
   • type: <class 'pyinsane2.sane.rawapi.SaneValueType'> : Fixed (2)
   • capabilities: <class 'pyinsane2.sane.rawapi.SaneCapabilities'> :[ Soft_select, Soft_detect,]
   • title: Bottom-right y
   • desc: Bottom-right y position of scan area.
   • size: 4
   • contrainttype: <class 'pyinsane2.sane.rawapi.SaneConstraintType'> : Range (1)
   • initial_value: 27525120
   • unit: <class 'pyinsane2.sane.rawapi.SaneUnit'> : Mm (3)
8. tl-y
   • constraint: (0, 27525120, 6553)
   • type: <class 'pyinsane2.sane.rawapi.SaneValueType'> : Fixed (2)
   • capabilities: <class 'pyinsane2.sane.rawapi.SaneCapabilities'> :[ Soft_select, Soft_detect,]
   • title: Top-left y
   • desc: Top-left y position of scan area.
   • size: 4
   • contrainttype: <class 'pyinsane2.sane.rawapi.SaneConstraintType'> : Range (1)
   • initial_value: 0
   • unit: <class 'pyinsane2.sane.rawapi.SaneUnit'> : Mm (3)
9. brightness
   • constraint: (-3276800, 3276800, 65536)
   • type: <class 'pyinsane2.sane.rawapi.SaneValueType'> : Fixed (2)
   • capabilities: <class 'pyinsane2.sane.rawapi.SaneCapabilities'> :[ Soft_select, Soft_detect, Inactive,]
   • title: Brightness
   • desc: Controls the brightness of the acquired image.
   • size: 4
   • contrainttype: <class 'pyinsane2.sane.rawapi.SaneConstraintType'> : Range (1)
   • initial_value: (Exception: Option 'brightness' is not active)
   • unit: <class 'pyinsane2.sane.rawapi.SaneUnit'> : Percent (5)

• 来源: FlatBed
• 分辨率: 150 dpi
• 模式: 24bit Color[Fast]

Duplex scanning not successful!

86_traces.txt: [raw] [colorized]

image_86_0.png:
image_86_0_boxes.png:

• 86_traces.txt
• image_86_0.hocr

• OS type: posix
• Test program:
• Scan library:
• Pillow:
• Python version: 3.6.4 (default, Jan 5 2018, 02:35:40) [GCC 7.2.1 20171224]
• Architecture:
• Platform:
  • Short: Linux
  • Detailed: Linux-4.15.9-1-ARCH-x86_64-with-arch
  • Release:
  • System: Linux

• Architecture:
• CPU frequency: 2500
• Number of CPUs: 4
• Processor:
• Machine: x86_64
• Memory: 8245772288

Reported by: [Joachim Köstler]