C++ (Cpp) ConvertToOutlineFeaturesの例

コード例 #1

ファイル: outfeat.cpp プロジェクト: 0xkasun/tesseract

/**
 * Convert each segment in the outline to a feature
 * and return the features.
 * @param Blob blob to extract pico-features from
 * @return Outline-features for Blob.
 * @note Globals: none
 * @note Exceptions: none
 * @note History: 
 * - 11/13/90, DSJ, Created.
 * - 05/24/91, DSJ, Updated for either char or baseline normalize.
 */
FEATURE_SET Classify::ExtractOutlineFeatures(TBLOB *Blob) {
  LIST Outlines;
  LIST RemainingOutlines;
  MFOUTLINE Outline;
  FEATURE_SET FeatureSet;
  FLOAT32 XScale, YScale;

  FeatureSet = NewFeatureSet (MAX_OUTLINE_FEATURES);
  if (Blob == NULL)
    return (FeatureSet);

  Outlines = ConvertBlob (Blob);

  NormalizeOutlines(Outlines, &XScale, &YScale);
  RemainingOutlines = Outlines;
  iterate(RemainingOutlines) {
    Outline = (MFOUTLINE) first_node (RemainingOutlines);
    ConvertToOutlineFeatures(Outline, FeatureSet);
  }
  if (classify_norm_method == baseline)
    NormalizeOutlineX(FeatureSet);
  FreeOutlines(Outlines);
  return (FeatureSet);
}                                /* ExtractOutlineFeatures */

コード例 #2

ファイル: outfeat.cpp プロジェクト: ErfanHasmin/scope-ocr

FEATURE_SET Classify::ExtractOutlineFeatures(TBLOB *Blob) {
/*
 **	Parameters:
 **		Blob		blob to extract pico-features from
 **		LineStats	statistics on text row blob is in
 **	Globals: none
 **	Operation: Convert each segment in the outline to a feature
 **		and return the features.
 **	Return: Outline-features for Blob.
 **	Exceptions: none
 **	History: 11/13/90, DSJ, Created.
 **		05/24/91, DSJ, Updated for either char or baseline normalize.
 */
  LIST Outlines;
  LIST RemainingOutlines;
  MFOUTLINE Outline;
  FEATURE_SET FeatureSet;
  FLOAT32 XScale, YScale;

  FeatureSet = NewFeatureSet (MAX_OUTLINE_FEATURES);
  if (Blob == NULL)
    return (FeatureSet);

  Outlines = ConvertBlob (Blob);

  NormalizeOutlines(Outlines, &XScale, &YScale);
  RemainingOutlines = Outlines;
  iterate(RemainingOutlines) {
    Outline = (MFOUTLINE) first_node (RemainingOutlines);
    ConvertToOutlineFeatures(Outline, FeatureSet);
  }
  if (classify_norm_method == baseline)
    NormalizeOutlineX(FeatureSet);
  FreeOutlines(Outlines);
  return (FeatureSet);
}                                /* ExtractOutlineFeatures */