! * \brief zlibUncompress() * * \param[in] datain byte buffer with compressed input data * \param[in] nin number of bytes of input data

Accumulates the errors from the classifier results on a single sample. Returns true if debug is true and a CT_UNICHAR_TOPN_ERR error occurred. boostin

adds a pt to the conn comp and updates its boundaries

* This routine returns the index of the next free config * in Class. * * @param Class class to add new configuration to * * Globals: none * * @

* This routine allocates the next free proto in Class and * returns its index. * * @param Class class to add new proto to * * Globals: none * *

* This routine updates the proto pruner lookup tables * for Class to include a new proto identified by ProtoId * and described by Proto. * @param P

If this set is good enough to represent a new partitioning into columns, add it to the vector of sets, otherwise delete it.

returns the prob of an alternate

* Runs page layout analysis in the mode set by SetPageSegMode. * May optionally be called prior to Recognize to get access to just * the page layout

For each id in src, if it does not occur in this, add it, as in SetPropertiesFromOther, otherwise expand the ranges, as in ExpandRangesFromOther.

Returns the skew angle (in radians) of the current baseline in [-pi,pi].

Resets the iterator to point to the start of the page. */

Returns the UTF-8 string for the given blob index in the best_choice word, given that we know whether we are in a right-to-left reading context. This

Returns the type of the current block. See apitypes.h for PolyBlockType. */

Provides a color for BBGrid to draw the rectangle.

Returns the sort key of the box left edge.

Returns the sort key of the box right edge.

* Returns a quantized bucket for the given circular param shifted by offset, * notionally (param + offset) * num_buckets, but modded and casted to th

Helper cleans up after CrackLine.

clears the contents of the bmp

Recomputes the bounding box from the points in the loop.

Recomputes the bounding boxes of the outlines.

Returns true if there is no tabstop violation in merging this and other.

Constrained fit with a supplied direction vector. Finds the best line_pt, that is one of the supplied points having the median cross product with dire

---------------------------------------------------------------------------*/ Convert a blob into a list of MFOUTLINEs (float-based microfeature forma

* This operation updates the config vectors of all protos * in Class to indicate that the protos with 1's in Config * belong to a new configuration

Visual debugger classifies the given sample, displays the results and solicits user input to display other classifications. Returns when the user has

Returns true if the blob is noise and has no owner.

Deletes all samples with zero features marked by KillSample.

Deletes all the partitions in the grid after disowning all the blobs.

* This routine renders the specified feature into a * global display list. * * Globals: * - FeatureShapes global display list for features * @par

Finds and deletes any duplicate outlines in this blob, without deleting their EDGEPTs.

* Close down tesseract and free up all memory. End() is equivalent to * destructing and reconstructing your TessBaseAPI. * Once End() has been used,

Closes data_file_ (if it was opened by Init()). */

* Helper evaluates a horizontal difference, (x,y) - (x-1,y), where y is implied * by the input image line, returning true if the difference matches d

* Helper evaluates a vertical difference, (x,y) - (x,y-1), returning true if * the difference, matches diff_sign and updating the best_diff, best_sum

Expands the ranges with the ranges from the src properties.

Computes the activation and output of the neuron if not fresh by pulling the outputs of all fan-in neurons

Helper erases false-positive line segments from the input/output line_pix. 1. Since thick lines shouldn't really break up, we can eliminate some false

Finds the cellular structure given a particular box.

Given what we know about the paragraph justification (just), would the first word of row_b have fit at the end of row_a?

Send the whole buffer.

* Release the memory consumed by the specified feature. * @param Feature feature to be deallocated. * @return none * @note History: Mon May 21 13:3

---------------------------------------------------------------------------*/ * Release all memory consumed by the specified list * of outlines. * @

Return a pointer to the object identified by id. If we haven't yet loaded the object, use loader to load it. If loader fails to load it, record a NULL

* The recognized text is returned as a char* which is coded * as a UTF8 box file and must be freed with the delete [] operator. * page_number is a 0

* This routine returns a histogram data structure which can * be used by other routines to place samples into histogram * buckets, and then apply a

Return a pointer to underlying CubeRecoContext object if present. */

* Make a HTML-formatted string with hOCR markup from the internal * data structures. * page_number is 0-based but will appear in the output as 1-bas

* Get a reading-order iterator to the results of LayoutAnalysis and/or * Recognize. The returned iterator must be deleted after use. * WARNING! This

Return the current page segmentation mode. */

* The recognized text is returned as a char* which is coded * as UNLV format Latin-1 with specific reject and suspect codes * and must be freed with

Returns positive if there is at least one side neighbour that has a similar stroke width and is not on the other side of a rule line.

Improves the margins of the ColPartitions in the grid by calling FindPartitionMargins on each. best_columns, which may be NULL, is an array of pointer

Escape a char string - remove <>&"' with HTML codes. */

Create the Huffman tree given the symbol frequencies*/

Sets the mapped_features_ from the features_ using the provided feature_space to the indexed versions of the features.

* Initializes the int matcher window if it is not already * initialized. */

Initializes data members to the default values. Sets the initial rating of each class to be the worst possible rating (1.0).

Insert the given blocks at the front of the completed_blocks_ list so they can be kept in the correct reading order.

Return the UNICHARSET cube is using for recognition internally -- ClassId() returns unichar_id's in this unicharset.

Return true if this is a ragged tab top, either left or right.

Returns true if this partition is a vertical line TODO(nbeato): Use PartitionType enum when Ray's code is submitted.

* This routine stores Data in the K-D tree specified by Tree * using Key as an access key. * * @param Tree K-D tree in which data is to be store

Helper to get a list of 1st and 2nd order neighbours.

Consumes word_choice by adding it to best_choices, (taking ownership) if the certainty for word_choice is some distance of the best choice in best_cho

Saves a copy of the word_choice if it has the best unadjusted rating. Returns true if the word_choice was the new best.

Returns true if other has a similar stroke width to this.

Helper verifies that blob's neighbour in direction dir is good to add to a horizontal text chain by returning the neighbour if it is not null, not own