reference/ocr-simple/link.h
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     1 #ifndef link__h
       
     2 #define link__h
       
     3 
       
     4 int init_link_vars();
       
     5 extern int ENABLE_USER_INTERFACE;
       
     6 extern int DISPLAY_SPELLING_MISTAKES;
       
     7 extern int NoiseTolerance;     // Minimum number of pixels in row of text 
       
     8 extern int MinLineSize;        // Minimum number of rows in a line of text
       
     9 extern int MinVertSeparation;  // Minimum number of rows between lines of tex
       
    10 extern int MinHorizSeparation; // Minimum number of blank pixels btween chars
       
    11 extern int ConfidenceThreshold;// Minimum confidence for some operations
       
    12 extern int JoinTolerance;     // Maximum number of pixels in a column
       
    13                                       // joining two fused characters
       
    14 
       
    15 extern double MaxHWRatio;      // Max H/W ratio of learned set
       
    16 extern int MinWidth;            // minimum component width in learned set
       
    17 
       
    18 // The next three are used in character grouping
       
    19 extern unsigned int NumCharGroups;
       
    20 extern int MaxVertSize;        // Max vert pixels in char (used for baseline)
       
    21 extern int BaseLineTolerance;  // How far from baseline is okay 1/%linesize
       
    22 extern int TopLineTolerance;   // How far from topline is okay 1/%linesize
       
    23 
       
    24 /* Constants for the number of horizontal and vertical divisions 
       
    25    for determining the gray scale property vector for each component */
       
    26 
       
    27 extern int NumHorizDiv;        //Number of horizontal divisions
       
    28 extern int NumVertDiv;         //Number of vertical divisions
       
    29 
       
    30 #endif
       
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