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Is there a maximum number of pixels that ShareScan OCR can process?

Question:

When using ShareScan 5.x with OCR, is there a maximum input pixel count?

 

Answer:

Yes, there is a limit.

The tables below indicates frequently used paper sizes and their resolutions at 75 to 1200dpi.

The top table indicates the supported paper size and pixels at different dpi settings.

The bottom table show the unsupported paper size and pixels at dpi settings.

 

SUPPORTED SIZES:

  inches pixels at 1200dpi pixels at 600dpi pixels at 400dpi pixels at 300dpi pixels at 150dpi pixels at 75dpi
width height x y x y x y x y x y x y
A0 33.1 46.8                 4,965 7,020 2,483 3,510
A1 23.4 33.1                 3,510 4,965 1,755 2,483
A2 16.5 23.4             4,950 7,020 2,475 3,510 1,238 1,755
A3 11.7 16.5         4,680 6,600 3,510 4,950 1,755 2,475 878 1,238
A4 8.3 11.7     4,980 7,020 3,320 4,680 2,490 3,510 1,245 1,755 623 878
A5 5.8 8.3     3,480 4,980 2,320 3,320 1,740 2,490 870 1,245 435 623
A6 4.1 5.8 4,920 6,960 2,460 3,480 1,640 2,320 1,230 1,740 615 870 308 435
A7 2.9 4.1 3,480 4,920 1,740 2,460 1,160 1,640 870 1,230 435 615 218 308

 

NOT SUPPORTED SIZES:

  inches pixels at 1200dpi pixels at 600dpi pixels at 400dpi pixels at 300dpi pixels at 150dpi pixels at 75dpi
width height x y x y x y x y x y x y
A0 33.1 46.8 39,720 56,160 19,860 28,080 13,240 18,720 9,930 14,040        
A1 23.4 33.1 28,080 39,720 14,040 19,860 9,360 13,240 7,020 9,930        
A2 16.5 23.4 19,800 28,080 9,900 14,040 6,600 9,360            
A3 11.7 16.5 14,040 19,800 7,020 9,900                
A4 8.3 11.7 9,960 14,040                    
A5 5.8 8.3 6,960 9,960                    
A6 4.1 5.8                        
A7 2.9 4.1