-/*M///////////////////////////////////////////////////////////////////////////////////////
-//
-// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
-//
-// By downloading, copying, installing or using the software you agree to this license.
-// If you do not agree to this license, do not download, install,
-// copy or use the software.
-//
-//
-// Intel License Agreement
-// For Open Source Computer Vision Library
-//
-// Copyright (C) 2000, Intel Corporation, all rights reserved.
-// Third party copyrights are property of their respective owners.
-//
-// Redistribution and use in source and binary forms, with or without modification,
-// are permitted provided that the following conditions are met:
-//
-// * Redistribution's of source code must retain the above copyright notice,
-// this list of conditions and the following disclaimer.
-//
-// * Redistribution's in binary form must reproduce the above copyright notice,
-// this list of conditions and the following disclaimer in the documentation
-// and/or other materials provided with the distribution.
-//
-// * The name of Intel Corporation may not be used to endorse or promote products
-// derived from this software without specific prior written permission.
-//
-// This software is provided by the copyright holders and contributors "as is" and
-// any express or implied warranties, including, but not limited to, the implied
-// warranties of merchantability and fitness for a particular purpose are disclaimed.
-// In no event shall the Intel Corporation or contributors be liable for any direct,
-// indirect, incidental, special, exemplary, or consequential damages
-// (including, but not limited to, procurement of substitute goods or services;
-// loss of use, data, or profits; or business interruption) however caused
-// and on any theory of liability, whether in contract, strict liability,
-// or tort (including negligence or otherwise) arising in any way out of
-// the use of this software, even if advised of the possibility of such damage.
-//
-//M*/
-#include "_cvaux.h"
-#include "_cvvm.h"
-
-/* Valery Mosyagin */
-
-static CvStatus
-icvFindRuns( int numLines, /* number of scanlines */
- uchar * prewarp_1, /* prewarp image 1 */
- uchar * prewarp_2, /* prewarp image 2 */
- int *line_lens_1, /* line lengths 1 */
- int *line_lens_2, /* line lengths 2 */
- int *runs_1, /* result runs 1 */
- int *runs_2, /* result runs 2 */
- int *num_runs_1, /* numbers of first runs */
- int *num_runs_2 )
-{
- CvStatus err;
-
- err = icvFindRunsInOneImage( numLines, prewarp_1, line_lens_1, runs_1, num_runs_1 );
-
- if( err != CV_NO_ERR )
- return err;
-
- err = icvFindRunsInOneImage( numLines, prewarp_2, line_lens_2, runs_2, num_runs_2 );
-
- return err;
-
-}
-
-
-/*======================================================================================*/
-
-CV_INLINE int
-icvGetColor( uchar * valueRGB )
-{
- int R = *valueRGB;
- int G = *(valueRGB + 1);
- int B = *(valueRGB + 2);
-
- return ( ((R + G + B) >> 3) & 0xFFFC );
-} /* vm_GetColor */
-
-
-/*======================================================================================*/
-
-CvStatus
-icvFindRunsInOneImage( int numLines, /* number of scanlines */
- uchar * prewarp, /* prewarp image */
- int *line_lens, /* line lengths in pixels */
- int *runs, /* result runs */
- int *num_runs )
-{
- int epiLine;
- int run_index;
- int curr_color;
- int index;
- int color;
- uchar *curr_point;
- int num;
-
-
- run_index = 0;
-
- curr_point = prewarp;
-
- for( epiLine = 0; epiLine < numLines; epiLine++ )
- {
-
- curr_color = icvGetColor( curr_point );
-
- runs[run_index++] = 0;
- runs[run_index++] = curr_color;
-
- curr_point += 3;
-
- num = 1;
- for( index = 1; index < line_lens[epiLine]; index++ )
- {
-
- color = icvGetColor( curr_point );
-
- if( color != curr_color )
- {
- runs[run_index++] = index;
- runs[run_index++] = color;
- curr_color = color;
- num++;
- }
-
- curr_point += 3;
- }
-
- runs[run_index++] = index;
- num_runs[epiLine] = num;
- }
-
- return CV_NO_ERR;
-}
-
-
-/*======================================================================================*/
-
-CV_IMPL void
-cvFindRuns( int numLines, /* number of scanlines */
- uchar * prewarp_1, /* prewarp image 1 */
- uchar * prewarp_2, /* prewarp image 2 */
- int *line_lens_1, /* line lengths 1 */
- int *line_lens_2, /* line lengths 2 */
- int *runs_1, /* result runs 1 */
- int *runs_2, /* result runs 2 */
- int *num_runs_1, /* numbers of first runs */
- int *num_runs_2 )
-{
- CV_FUNCNAME( "cvFindRuns" );
- __BEGIN__;
-
- IPPI_CALL( icvFindRuns( numLines, /* number of scanlines */
- prewarp_1, /* prewarp image 1 */
- prewarp_2, /* prewarp image 2 */
- line_lens_1, /* line lengths 1 */
- line_lens_2, /* line lengths 2 */
- runs_1, /* result runs 1 */
- runs_2, /* result runs 2 */
- num_runs_1, /* numbers of first runs */
- num_runs_2 ));
- __CLEANUP__;
- __END__;
-}