tesseract
3.03
|
#include "params.h"
Go to the source code of this file.
Functions | |
CHAR_FEATURES | BlobMicroFeatures (TBLOB *Blob, const DENORM &bl_denorm, const DENORM &cn_denorm, const INT_FX_RESULT_STRUCT &fx_info) |
Variables | |
double | classify_min_slope = 0.414213562 |
double | classify_max_slope = 2.414213562 |
CHAR_FEATURES BlobMicroFeatures | ( | TBLOB * | Blob, |
const DENORM & | bl_denorm, | ||
const DENORM & | cn_denorm, | ||
const INT_FX_RESULT_STRUCT & | fx_info | ||
) |
---------------------------------------------------------------------------- Public Function Prototypes ----------------------------------------------------------------------------
---------------------------------------------------------------------------- Public Code ----------------------------------------------------------------------------
Definition at line 62 of file mfx.cpp.
{ /* ** Parameters: ** Blob blob to extract micro-features from ** denorm control parameter to feature extractor ** Operation: ** This routine extracts micro-features from the specified ** blob and returns a list of the micro-features. All ** micro-features are normalized according to the specified ** line statistics. ** Return: List of micro-features extracted from the blob. ** Exceptions: none ** History: 7/21/89, DSJ, Created. */ MICROFEATURES MicroFeatures = NIL_LIST; LIST Outlines; LIST RemainingOutlines; MFOUTLINE Outline; if (Blob != NULL) { Outlines = ConvertBlob(Blob); RemainingOutlines = Outlines; iterate(RemainingOutlines) { Outline = (MFOUTLINE) first_node (RemainingOutlines); CharNormalizeOutline(Outline, cn_denorm); } RemainingOutlines = Outlines; iterate(RemainingOutlines) { Outline = (MFOUTLINE) first_node(RemainingOutlines); FindDirectionChanges(Outline, classify_min_slope, classify_max_slope); MarkDirectionChanges(Outline); MicroFeatures = ConvertToMicroFeatures(Outline, MicroFeatures); } FreeOutlines(Outlines); } return ((CHAR_FEATURES) MicroFeatures); } /* BlobMicroFeatures */
double classify_max_slope = 2.414213562 |
double classify_min_slope = 0.414213562 |
---------------------------------------------------------------------------- Include Files and Type Defines ---------------------------------------------------------------------------- ---------------------------------------------------------------------------- Variables ---------------------------------------------------------------------------- "Slope below which lines are called horizontal"