16acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn/*M/////////////////////////////////////////////////////////////////////////////////////// 26acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// 36acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING. 46acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// 56acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// By downloading, copying, installing or using the software you agree to this license. 66acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// If you do not agree to this license, do not download, install, 76acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// copy or use the software. 86acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// 96acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// 106acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// Intel License Agreement 116acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// For Open Source Computer Vision Library 126acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// 136acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// Copyright (C) 2000, Intel Corporation, all rights reserved. 146acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// Third party copyrights are property of their respective owners. 156acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// 166acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// Redistribution and use in source and binary forms, with or without modification, 176acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// are permitted provided that the following conditions are met: 186acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// 196acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// * Redistribution's of source code must retain the above copyright notice, 206acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// this list of conditions and the following disclaimer. 216acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// 226acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// * Redistribution's in binary form must reproduce the above copyright notice, 236acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// this list of conditions and the following disclaimer in the documentation 246acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// and/or other materials provided with the distribution. 256acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// 266acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// * The name of Intel Corporation may not be used to endorse or promote products 276acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// derived from this software without specific prior written permission. 286acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// 296acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// This software is provided by the copyright holders and contributors "as is" and 306acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// any express or implied warranties, including, but not limited to, the implied 316acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// warranties of merchantability and fitness for a particular purpose are disclaimed. 326acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// In no event shall the Intel Corporation or contributors be liable for any direct, 336acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// indirect, incidental, special, exemplary, or consequential damages 346acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// (including, but not limited to, procurement of substitute goods or services; 356acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// loss of use, data, or profits; or business interruption) however caused 366acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// and on any theory of liability, whether in contract, strict liability, 376acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// or tort (including negligence or otherwise) arising in any way out of 386acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// the use of this software, even if advised of the possibility of such damage. 396acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// 406acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn//M*/ 416acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn#include "_cvaux.h" 426acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn 436acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn#define CV_MAX2( a, b ) ((a)>(b) ? (a) : (b)) 446acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn#define CV_MIN2( a, b ) ((a)<(b) ? (a) : (b)) 456acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn 466acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn/****************************************************************************************\ 476acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn 486acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn create hand mask 496acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn 506acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn\****************************************************************************************/ 516acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn 526acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Rennstatic CvStatus icvCreateHandMask8uC1R(CvSeq * numbers, 536acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn uchar * image_mask, int step, 546acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn CvSize size, CvRect * roi ) 556acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn{ 566acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn 576acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn CvSeqReader reader; 586acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn CvPoint pt; 596acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn int k_point; 606acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn int i_min, i_max, j_min, j_max; 616acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn 626acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn if( numbers == NULL ) 636acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn return CV_NULLPTR_ERR; 646acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn 656acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn if( !CV_IS_SEQ_POINT_SET( numbers )) 666acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn return CV_BADFLAG_ERR; 676acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn 686acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn i_max = j_max = 0; 696acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn i_min = size.height; 706acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn j_min = size.width; 716acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn 726acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn cvStartReadSeq( numbers, &reader, 0 ); 736acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn 746acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn k_point = numbers->total; 756acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn assert( k_point > 0 ); 766acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn if( k_point <= 0 ) 776acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn return CV_BADSIZE_ERR; 786acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn 796acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn memset( image_mask, 0, step * size.height ); 806acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn 816acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn while( k_point-- > 0 ) 826acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn { 836acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn CV_READ_SEQ_ELEM( pt, reader ); 846acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn 856acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn i_min = CV_MIN2( i_min, pt.y ); 866acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn i_max = CV_MAX2( i_max, pt.y ); 876acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn j_min = CV_MIN2( j_min, pt.x ); 886acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn j_max = CV_MAX2( j_max, pt.x ); 896acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn 906acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn *(image_mask + pt.y * step + pt.x) = 255; 916acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn } 926acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn 936acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn roi->x = j_min; 946acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn roi->y = i_min; 956acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn roi->width = j_max - j_min + 1; 966acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn roi->height = i_max - i_min + 1; 976acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn 986acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn return CV_OK; 996acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn 1006acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn} 1016acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn 1026acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn 1036acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn/*F/////////////////////////////////////////////////////////////////////////////////////// 1046acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// Name: cvCreateHandMask 1056acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// Purpose: creates hand mask image 1066acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// Context: 1076acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// Parameters: 1086acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// numbers - pointer to the input sequence of the point's indexes inside 1096acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// hand region 1106acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// img_mask - pointer to the result mask image 1116acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// roi - result hand mask ROI 1126acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// 1136acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn// Notes: 1146acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn//F*/ 1156acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius RennCV_IMPL void 1166acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius RenncvCreateHandMask( CvSeq * numbers, IplImage * img_mask, CvRect * roi ) 1176acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn{ 1186acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn uchar *img_mask_data = 0; 1196acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn int img_mask_step = 0; 1206acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn CvSize img_mask_size; 1216acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn 1226acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn CV_FUNCNAME( "cvCreateHandMask" ); 1236acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn 1246acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn __BEGIN__; 1256acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn 1266acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn if( img_mask->depth != IPL_DEPTH_8U ) 1276acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn CV_ERROR( CV_BadDepth, cvUnsupportedFormat ); 1286acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn 1296acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn if( img_mask->nChannels != 1 ) 1306acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn CV_ERROR( CV_BadNumChannels, "output image have wrong number of channels" ); 1316acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn 1326acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn cvGetImageRawData( img_mask, &img_mask_data, &img_mask_step, &img_mask_size ); 1336acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn 1346acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn IPPI_CALL( icvCreateHandMask8uC1R( numbers, img_mask_data, 1356acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn img_mask_step, img_mask_size, roi )); 1366acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn 1376acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn __END__; 1386acb9a7ea3d7564944e12cbc73a857b88c1301eeMarius Renn} 139