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/**************************************************************************
* Microsoft COCO Toolbox. version 2.0
* Data, paper, and tutorials available at: http://mscoco.org/
* Code written by Piotr Dollar and Tsung-Yi Lin, 2015.
* Licensed under the Simplified BSD License [see coco/license.txt]
**************************************************************************/
#pragma once
typedef unsigned int uint;
typedef unsigned long siz;
typedef unsigned char byte;
typedef double* BB;
typedef struct { siz h, w, m; uint *cnts; } RLE;
/* Initialize/destroy RLE. */
void rleInit( RLE *R, siz h, siz w, siz m, uint *cnts );
void rleFree( RLE *R );
/* Initialize/destroy RLE array. */
void rlesInit( RLE **R, siz n );
void rlesFree( RLE **R, siz n );
/* Encode binary masks using RLE. */
void rleEncode( RLE *R, const byte *mask, siz h, siz w, siz n );
/* Decode binary masks encoded via RLE. */
void rleDecode( const RLE *R, byte *mask, siz n );
/* Compute union or intersection of encoded masks. */
void rleMerge( const RLE *R, RLE *M, siz n, int intersect );
/* Compute area of encoded masks. */
void rleArea( const RLE *R, siz n, uint *a );
/* Compute intersection over union between masks. */
void rleIou( RLE *dt, RLE *gt, siz m, siz n, byte *iscrowd, double *o );
/* Compute non-maximum suppression between bounding masks */
void rleNms( RLE *dt, siz n, uint *keep, double thr );
/* Compute intersection over union between bounding boxes. */
void bbIou( BB dt, BB gt, siz m, siz n, byte *iscrowd, double *o );
/* Compute non-maximum suppression between bounding boxes */
void bbNms( BB dt, siz n, uint *keep, double thr );
/* Get bounding boxes surrounding encoded masks. */
void rleToBbox( const RLE *R, BB bb, siz n );
/* Convert bounding boxes to encoded masks. */
void rleFrBbox( RLE *R, const BB bb, siz h, siz w, siz n );
/* Convert polygon to encoded mask. */
void rleFrPoly( RLE *R, const double *xy, siz k, siz h, siz w );
/* Get compressed string representation of encoded mask. */
char* rleToString( const RLE *R );
/* Convert from compressed string representation of encoded mask. */
void rleFrString( RLE *R, char *s, siz h, siz w );
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