FEATURE_SET Classify::ExtractPicoFeatures(TBLOB *Blob) {
/*
** Parameters:
** Blob blob to extract pico-features from
** LineStats statistics on text row blob is in
** Globals:
** classify_norm_method normalization method currently specified
** Operation: Dummy for now.
** Return: Pico-features for Blob.
** Exceptions: none
** History: 9/4/90, DSJ, Created.
*/
LIST Outlines;
LIST RemainingOutlines;
MFOUTLINE Outline;
FEATURE_SET FeatureSet;
FLOAT32 XScale, YScale;
FeatureSet = NewFeatureSet(MAX_PICO_FEATURES);
Outlines = ConvertBlob(Blob);
NormalizeOutlines(Outlines, &XScale, &YScale);
RemainingOutlines = Outlines;
iterate(RemainingOutlines) {
Outline = (MFOUTLINE) first_node (RemainingOutlines);
ConvertToPicoFeatures2(Outline, FeatureSet);
}
if (classify_norm_method == baseline)
NormalizePicoX(FeatureSet);
FreeOutlines(Outlines);
return (FeatureSet);
} /* ExtractPicoFeatures */
/**
* Operation: Dummy for now.
*
* Globals:
* - classify_norm_method normalization method currently specified
* @param Blob blob to extract pico-features from
* @return Pico-features for Blob.
* @note Exceptions: none
* @note History: 9/4/90, DSJ, Created.
*/
FEATURE_SET Classify::ExtractPicoFeatures(TBLOB * Blob) {
LIST Outlines;
LIST RemainingOutlines;
MFOUTLINE Outline;
FEATURE_SET FeatureSet;
FLOAT32 XScale, YScale;
FeatureSet = NewFeatureSet(MAX_PICO_FEATURES);
Outlines = ConvertBlob(Blob);
NormalizeOutlines(Outlines, &XScale, &YScale);
RemainingOutlines = Outlines;
iterate(RemainingOutlines)
{
Outline = (MFOUTLINE) first_node(RemainingOutlines);
ConvertToPicoFeatures2(Outline, FeatureSet);
}
if (classify_norm_method == baseline)
NormalizePicoX(FeatureSet);
FreeOutlines(Outlines);
return (FeatureSet);
} /* ExtractPicoFeatures */
/*---------------------------------------------------------------------------*/
FEATURE_SET ExtractPicoFeatures(TBLOB *Blob, LINE_STATS *LineStats) {
/*
** Parameters:
** Blob blob to extract pico-features from
** LineStats statistics on text row blob is in
** Globals:
** classify_norm_method normalization method currently specified
** Operation: Dummy for now.
** Return: Pico-features for Blob.
** Exceptions: none
** History: 9/4/90, DSJ, Created.
*/
LIST Outlines;
LIST RemainingOutlines;
MFOUTLINE Outline;
FEATURE_SET FeatureSet;
FLOAT32 XScale, YScale;
FeatureSet = NewFeatureSet (MAX_PICO_FEATURES);
Outlines = ConvertBlob (Blob);
NormalizeOutlines(Outlines, LineStats, &XScale, &YScale);
RemainingOutlines = Outlines;
iterate(RemainingOutlines) {
Outline = (MFOUTLINE) first_node (RemainingOutlines);
/*---------Debug--------------------------------------------------*
OFile = fopen ("f:/ims/debug/pfOutline.logCPP", "r");
if (OFile == NULL)
{
OFile = Efopen ("f:/ims/debug/pfOutline.logCPP", "w");
WriteOutline(OFile, Outline);
}
else
{
fclose (OFile);
OFile = Efopen ("f:/ims/debug/pfOutline.logCPP", "a");
}
WriteOutline(OFile, Outline);
fclose (OFile);
*--------------------------------------------------------------------*/
ConvertToPicoFeatures2(Outline, FeatureSet);
}
if (classify_norm_method == baseline)
NormalizePicoX(FeatureSet);
/*---------Debug--------------------------------------------------*
File = fopen ("f:/ims/debug/pfFeatSet.logCPP", "r");
if (File == NULL)
{
File = Efopen ("f:/ims/debug/pfFeatSet.logCPP", "w");
WriteFeatureSet(File, FeatureSet);
}
else
{
fclose (File);
File = Efopen ("f:/ims/debug/pfFeatSet.logCPP", "a");
}
WriteFeatureSet(File, FeatureSet);
fclose (File);
*--------------------------------------------------------------------*/
FreeOutlines(Outlines);
return (FeatureSet);
} /* ExtractPicoFeatures */