! * \brief pixScaleGray4xLI() * * \param[in] pixs 8 bpp grayscale, not cmapped * \return pixd, or NULL on error * * <pre> * Notes: *

! * \brief pixScaleGrayRank2() * * \param[in] pixs 8 bpp, no cmap * \param[in] rank 1 (darkest), 2, 3, 4 (lightest) * \return pixd 8 bpp

! * \brief pixScanForEdge() * * \param[in] pixs 1 bpp * \param[in] box [optional] within which the search is conducted * \param[in] l

! * \brief pixScanForForeground() * * \param[in] pixs 1 bpp * \param[in] box [optional] within which the search is conducted * \param[in

! * \brief pixSetInRect() * * \param[in] pix all depths, can be cmapped * \param[in] box in which all pixels will be set * \return 0 if

----------------------------------------------------------------------* * Simple (pixelwise) thresholding on 8 bpp with optional colormap * *--

! * \brief pixTilingGetTile() * * \param[in] pt pixtiling * \param[in] i tile row index * \param[in] j tile column index * \return p

! * \brief pixTilingPaintTile() * * \param[in] pixd dest: paint tile onto this, without overlap * \param[in] i tile row index * \param[in

-----------------------------------------------------------------------* * Unsharp masking * *

! * \brief pixUnsharpMaskingGray() * * \param[in] pixs 8 bpp; no colormap * \param[in] halfwidth "half-width" of smoothing filter

! * \brief pixUpDownDetectDwa() * * \param[in] pixs 1 bpp, deskewed, English text, 150 - 300 ppi * \param[out] pconf confidence that text i

! * \brief pixVShearIP() * * \param[in] pixs all depths; not colormapped * \param[in] xloc location of vertical line, measured from origi

! * \brief pixWindowedMean() * * \param[in] pixs 8 or 32 bpp grayscale * \param[in] wc, hc half width/height of convolution kernel

! * \brief pixWriteStreamJp2k() * * \param[in] fp file stream * \param[in] pix any depth, cmap is OK * \param[in] quality SNR > 0; de

! * \brief pixWriteStreamJpeg() * * \param[in] fp file stream * \param[in] pixs any depth; cmap is OK * \param[in] quality 1 - 100;

! * \brief pixWriteStreamPng() * * \param[in] fp file stream * \param[in] pix * \param[in] gamma use 0.0 if gamma is not defined * \r

--------------------------------------------------------------* * Writing to file * *------------------

! * \brief pixaAnyColormaps() * * \param[in] pixa * \param[out] phascmap 1 if any pix has a colormap; 0 otherwise * \return 0 if OK; 1

-----------------------------------------------------------------* * Centroid of component * *------------

! * \brief pixaDisplayTiledWithText() * * \param[in] pixa * \param[in] maxwidth of output image * \param[in] scalefactor applied

! * \brief pixaIsFull() * * \param[in] pixa * \param[out] pfullpa [optional] 1 if pixa is full * \param[out] pfullba [optional] 1 if box

---------------------------------------------------------------------* * Pixa and Pixaa combination * *----

! * \brief pixaSplitPix() * * \param[in] pixs with individual components on a lattice * \param[in] nx number of mosaic cells horizontal

! * \brief pixaWriteStream() * * \param[in] fp file stream opened for "wb" * \param[in] pixa * \return 0 if OK, 1 on error * * <pre>

! * \brief pixaaWriteStream() * * \param[in] fp file stream opened for "wb" * \param[in] paa * \return 0 if OK, 1 on error * * <pre>

---------------------------------------------------------------------* * Pixacc creation, destruction * *----

! * \brief pixaccDestroy() * * \param[in,out] ppixacc to be nulled * * <pre> * Notes: * (1) Always nulls the input ptr. * </pre> */

---------------------------------------------------------------------* * Pixacc accessors * *----

! * \brief pixacompGetBoxaCount() * * \param[in] pixac * \return count, or 0 on error */

! * \brief pixacompGetOffset() * * \param[in] pixac * \return offset, or 0 on error * * <pre> * Notes: * (1) The offset is the diff

! * \brief pixacompSetOffset() * * \param[in] pixac * \param[in] offset non-negative * \return 0 if OK, 1 on error * * <pre> * Notes:

! * \brief pixcmapAddRGBA() * * \param[in] cmap * \param[in] rval, gval, bval, aval colormap entry to be added; *

! * \brief pixcmapIsOpaque() * * \param[in] cmap * \param[out] popaque TRUE if fully opaque: all entries are 255 * \return 0 if OK, 1 on

---------------------------------------------------------------------* * Pixcomp creation and destruction * *----

Draw the blobs on the various lists in the block in different colors.

--------------------------------------------------------------------* * Static helpers * *------

! * \brief popFillseg() * * \param[in] stack * \param[out] pxleft left x * \param[out] pxright right x * \param[out] py y coordinate

* STATS::print_summary * * Print a summary of the stats. **********************************************************************/

! * \brief processMorphArgs2() * * This is used for generic openings and closings. */

! * \brief ptaContainsPt() * * \param[in] pta * \param[in] x, y point * \return 1 if contained, 0 otherwise or on error */

! * \brief ptaConvertToBoxa() * * \param[in] pta * \param[in] ncorners 2 or 4 for the representation of each box * \return boxa with one

! * \brief ptaEmpty() * * \param[in] pta * \return 0 if OK, 1 on error * * <pre> * Notes: * This only resets the Pta::n field, for

! * \brief ptaGetPixelsFromPix() * * \param[in] pixs 1 bpp * \param[in] box [optional] can be null * \return pta, or NULL on error * *

! * \brief ptaRemoveDupsByAset() * * \param[in] ptas assumed to be integer values * \return ptad with duplicates removed, or NULL on error

! * \brief ptaTranspose() * * \param[in] ptas * \return ptad with x and y values swapped, or NULL on error */

! * \brief ptaaAddPt() * * \param[in] ptaa * \param[in] ipta to the i-th pta * \param[in] x,y point coordinates * \return 0 if OK;

! * \brief ptaaWriteDebug() * * \param[in] filename * \param[in] ptaa * \param[in] type 0 for float values; 1 for integer values * \

! * \brief ptraGetPtrToItem() * * \param[in] pa ptra * \param[in] index of element to be retrieved * \return a ptr to the element, or NU

! * \brief ptraaGetPtra() * * \param[in] paa ptraa * \param[in] index location in array * \param[in] accessflag L_HANDLE_ONLY, L_REMOV

--------------------------------------------------------------------------* * Ptraa accessors

* punct_stripped * * Returns the half-open interval of unichar_id indices [start, end) which * enclose the core portion of this word -- the part af

--------------------------------------------------------------------* * Low level in-place full width horizontal block transfer * *------

! * \brief recogExtractPixa() * * \param[in] recog * \return pixa if OK, NULL on error * * <pre> * Notes: * (1) This generates a pix

! * \brief recogGetClassString() * * \param[in] recog * \param[in] index into array of char types * \param[out] pcharstr string represe

------------------------------------------------------------------------* * Preprocessing and filtering *

! * \brief recogShowMatch() * * \param[in] recog * \param[in] pix1 input pix; several possibilities * \param[in] pix2 [optional] mat

----------------------------------------------------------------------* * Rotation by multiples of 90 degrees * *--

! * \brief sela4ccThin() * * \param[in] sela [optional] * \return sela with additional sels, or NULL on error * * <pre> * Notes: *

! * \brief selaMakeThinSets() * * \param[in] index into specific sets * \param[in] debug 1 to output display of sela * \return sela, o

! * \brief selectComposableSizes() * * \param[in] size of sel to be decomposed * \param[out] pfactor1 larger factor * \param[out] pfacto

! * \brief selectDefaultPdfEncoding() * * \param[in] pix * \param[out] ptype L_G4_ENCODE, L_JPEG_ENCODE, L_FLATE_ENCODE * * <pre> * Note

set the poly block

The fortran/basic sgn function returns -1, 0, 1 if x < 0, x == 0, x > 0 respectively.

Return the size of the set (the number of different UNICHAR it holds).

! * \brief sudokuRotateArray() * * \param[in] array of 81 numbers; 9 lines of 9 numbers each * \param[in] quads 1-3; number of 90 degree c

Returns UNICHAR_ID of the corresponding lower-case unichar.

Returns the string that represents a fragment with the given unichar, pos and total.

Check all the DAWGs to see if this word is in any of them.