| /*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*/ |
| |
| /* //////////////////////////////////////////////////////////////////// |
| // |
| // C++ classes for image and matrices |
| // |
| // */ |
| |
| #include "_cxcore.h" |
| |
| /////////////////////////////// CvImage implementation ////////////////////////////////// |
| |
| static CvLoadImageFunc load_image = 0; |
| static CvLoadImageMFunc load_image_m = 0; |
| static CvSaveImageFunc save_image = 0; |
| static CvShowImageFunc show_image = NULL; |
| |
| static bool |
| icvIsXmlOrYaml( const char* filename ) |
| { |
| const char* suffix = strrchr( filename, '.' ); |
| return suffix && |
| (strcmp( suffix, ".xml" ) == 0 || |
| strcmp( suffix, ".Xml" ) == 0 || |
| strcmp( suffix, ".XML" ) == 0 || |
| strcmp( suffix, ".yml" ) == 0 || |
| strcmp( suffix, ".Yml" ) == 0 || |
| strcmp( suffix, ".YML" ) == 0 || |
| strcmp( suffix, ".yaml" ) == 0 || |
| strcmp( suffix, ".Yaml" ) == 0 || |
| strcmp( suffix, ".YAML" ) == 0); |
| } |
| |
| |
| static IplImage* |
| icvRetrieveImage( void* obj ) |
| { |
| IplImage* img = 0; |
| |
| CV_FUNCNAME( "icvRetrieveImage" ); |
| |
| __BEGIN__; |
| |
| if( CV_IS_IMAGE(obj) ) |
| img = (IplImage*)obj; |
| else if( CV_IS_MAT(obj) ) |
| { |
| CvMat* m = (CvMat*)obj; |
| CV_CALL( img = cvCreateImageHeader( cvSize(m->cols,m->rows), |
| CV_MAT_DEPTH(m->type), CV_MAT_CN(m->type) )); |
| cvSetData( img, m->data.ptr, m->step ); |
| img->imageDataOrigin = (char*)m->refcount; |
| m->data.ptr = 0; m->step = 0; |
| cvReleaseMat( &m ); |
| } |
| else if( obj ) |
| { |
| cvRelease( &obj ); |
| CV_ERROR( CV_StsUnsupportedFormat, "The object is neither an image, nor a matrix" ); |
| } |
| |
| __END__; |
| |
| return img; |
| } |
| |
| |
| bool CvImage::load( const char* filename, const char* imgname, int color ) |
| { |
| IplImage* img = 0; |
| |
| CV_FUNCNAME( "CvImage::read" ); |
| |
| __BEGIN__; |
| |
| if( icvIsXmlOrYaml(filename) ) |
| { |
| img = icvRetrieveImage(cvLoad(filename,0,imgname)); |
| if( (img->nChannels > 1) != (color == 0) ) |
| CV_ERROR( CV_StsNotImplemented, |
| "RGB<->Grayscale conversion is not implemented for images stored in XML/YAML" ); |
| /*{ |
| IplImage* temp_img = 0; |
| CV_CALL( temp_img = cvCreateImage( cvGetSize(img), img->depth, color > 0 ? 3 : 1 )); |
| cvCvtColor( img, temp_img, color > 0 ? CV_GRAY2BGR : CV_BGR2GRAY ); |
| cvReleaseImage( &img ); |
| img = temp_img; |
| }*/ |
| } |
| else |
| { |
| if( load_image ) |
| img = load_image( filename, color ); |
| else |
| CV_ERROR( CV_StsNotImplemented, |
| "Loading an image stored in such a format requires HigGUI.\n" |
| "Link it to your program and call any function from it\n" ); |
| } |
| |
| attach( img ); |
| |
| __END__; |
| |
| return img != 0; |
| } |
| |
| |
| bool CvImage::read( CvFileStorage* fs, const char* mapname, const char* imgname ) |
| { |
| void* obj = 0; |
| IplImage* img = 0; |
| |
| if( mapname ) |
| { |
| CvFileNode* mapnode = cvGetFileNodeByName( fs, 0, mapname ); |
| if( !mapnode ) |
| obj = cvReadByName( fs, mapnode, imgname ); |
| } |
| else |
| obj = cvReadByName( fs, 0, imgname ); |
| |
| img = icvRetrieveImage(obj); |
| attach( img ); |
| return img != 0; |
| } |
| |
| |
| bool CvImage::read( CvFileStorage* fs, const char* seqname, int idx ) |
| { |
| void* obj = 0; |
| IplImage* img = 0; |
| CvFileNode* seqnode = seqname ? |
| cvGetFileNodeByName( fs, 0, seqname ) : cvGetRootFileNode(fs,0); |
| |
| if( seqnode && CV_NODE_IS_SEQ(seqnode->tag) ) |
| obj = cvRead( fs, (CvFileNode*)cvGetSeqElem( seqnode->data.seq, idx )); |
| img = icvRetrieveImage(obj); |
| attach( img ); |
| return img != 0; |
| } |
| |
| |
| void CvImage::save( const char* filename, const char* imgname ) |
| { |
| CV_FUNCNAME( "CvImage::write" ); |
| __BEGIN__; |
| |
| if( !image ) |
| return; |
| if( icvIsXmlOrYaml( filename ) ) |
| cvSave( filename, image, imgname ); |
| else |
| { |
| if( save_image ) |
| save_image( filename, image ); |
| else |
| CV_ERROR( CV_StsNotImplemented, |
| "Saving an image in such a format requires HigGUI.\n" |
| "Link it to your program and call any function from it\n" ); |
| } |
| |
| __END__; |
| } |
| |
| |
| void CvImage::write( CvFileStorage* fs, const char* imgname ) |
| { |
| if( image ) |
| cvWrite( fs, imgname, image ); |
| } |
| |
| |
| |
| /////////////////////////////// CvMatrix implementation ////////////////////////////////// |
| |
| CvMatrix::CvMatrix( int rows, int cols, int type, CvMemStorage* storage, bool alloc_data ) |
| { |
| if( storage ) |
| { |
| matrix = (CvMat*)cvMemStorageAlloc( storage, sizeof(*matrix) ); |
| cvInitMatHeader( matrix, rows, cols, type, alloc_data ? |
| cvMemStorageAlloc( storage, rows*cols*CV_ELEM_SIZE(type) ) : 0 ); |
| } |
| else |
| matrix = 0; |
| } |
| |
| static CvMat* |
| icvRetrieveMatrix( void* obj ) |
| { |
| CvMat* m = 0; |
| |
| CV_FUNCNAME( "icvRetrieveMatrix" ); |
| |
| __BEGIN__; |
| |
| if( CV_IS_MAT(obj) ) |
| m = (CvMat*)obj; |
| else if( CV_IS_IMAGE(obj) ) |
| { |
| IplImage* img = (IplImage*)obj; |
| CvMat hdr, *src = cvGetMat( img, &hdr ); |
| CV_CALL( m = cvCreateMat( src->rows, src->cols, src->type )); |
| CV_CALL( cvCopy( src, m )); |
| cvReleaseImage( &img ); |
| } |
| else if( obj ) |
| { |
| cvRelease( &obj ); |
| CV_ERROR( CV_StsUnsupportedFormat, "The object is neither an image, nor a matrix" ); |
| } |
| |
| __END__; |
| |
| return m; |
| } |
| |
| |
| bool CvMatrix::load( const char* filename, const char* matname, int color ) |
| { |
| CvMat* m = 0; |
| |
| CV_FUNCNAME( "CvMatrix::read" ); |
| |
| __BEGIN__; |
| |
| if( icvIsXmlOrYaml(filename) ) |
| { |
| m = icvRetrieveMatrix(cvLoad(filename,0,matname)); |
| |
| if( (CV_MAT_CN(m->type) > 1) != (color == 0) ) |
| CV_ERROR( CV_StsNotImplemented, |
| "RGB<->Grayscale conversion is not implemented for matrices stored in XML/YAML" ); |
| /*{ |
| CvMat* temp_mat; |
| CV_CALL( temp_mat = cvCreateMat( m->rows, m->cols, |
| CV_MAKETYPE(CV_MAT_DEPTH(m->type), color > 0 ? 3 : 1 ))); |
| cvCvtColor( m, temp_mat, color > 0 ? CV_GRAY2BGR : CV_BGR2GRAY ); |
| cvReleaseMat( &m ); |
| m = temp_mat; |
| }*/ |
| } |
| else |
| { |
| if( load_image_m ) |
| m = load_image_m( filename, color ); |
| else |
| CV_ERROR( CV_StsNotImplemented, |
| "Loading an image stored in such a format requires HigGUI.\n" |
| "Link it to your program and call any function from it\n" ); |
| } |
| |
| set( m, false ); |
| |
| __END__; |
| |
| return m != 0; |
| } |
| |
| |
| bool CvMatrix::read( CvFileStorage* fs, const char* mapname, const char* matname ) |
| { |
| void* obj = 0; |
| CvMat* m = 0; |
| |
| if( mapname ) |
| { |
| CvFileNode* mapnode = cvGetFileNodeByName( fs, 0, mapname ); |
| if( !mapnode ) |
| obj = cvReadByName( fs, mapnode, matname ); |
| } |
| else |
| obj = cvReadByName( fs, 0, matname ); |
| |
| m = icvRetrieveMatrix(obj); |
| set( m, false ); |
| return m != 0; |
| } |
| |
| |
| bool CvMatrix::read( CvFileStorage* fs, const char* seqname, int idx ) |
| { |
| void* obj = 0; |
| CvMat* m = 0; |
| CvFileNode* seqnode = seqname ? |
| cvGetFileNodeByName( fs, 0, seqname ) : cvGetRootFileNode(fs,0); |
| |
| if( seqnode && CV_NODE_IS_SEQ(seqnode->tag) ) |
| obj = cvRead( fs, (CvFileNode*)cvGetSeqElem( seqnode->data.seq, idx )); |
| m = icvRetrieveMatrix(obj); |
| set( m, false ); |
| return m != 0; |
| } |
| |
| |
| void CvMatrix::save( const char* filename, const char* matname ) |
| { |
| CV_FUNCNAME( "CvMatrix::write" ); |
| __BEGIN__; |
| |
| if( !matrix ) |
| return; |
| if( icvIsXmlOrYaml( filename ) ) |
| cvSave( filename, matrix, matname ); |
| else |
| { |
| if( save_image ) |
| save_image( filename, matrix ); |
| else |
| CV_ERROR( CV_StsNotImplemented, |
| "Saving a matrixe in such a format requires HigGUI.\n" |
| "Link it to your program and call any function from it\n" ); |
| } |
| |
| __END__; |
| } |
| |
| |
| void CvMatrix::write( CvFileStorage* fs, const char* matname ) |
| { |
| if( matrix ) |
| cvWrite( fs, matname, matrix ); |
| } |
| |
| |
| |
| CV_IMPL int |
| cvSetImageIOFunctions( CvLoadImageFunc _load_image, CvLoadImageMFunc _load_image_m, |
| CvSaveImageFunc _save_image, CvShowImageFunc _show_image=NULL ) |
| { |
| load_image = _load_image; |
| load_image_m = _load_image_m; |
| save_image = _save_image; |
| show_image = _show_image; |
| return 1; |
| } |
| |
| |
| /*void main(void) |
| { |
| CvImage a(cvSize(300,200),8,3), b(cvSize(300,200),8,3); |
| CvRNG rng = cvRNG(-1); |
| |
| CV_SET_IMAGE_IO_FUNCTIONS(); |
| |
| cvNamedWindow( "test", 1 ); |
| //cvZero( a ); |
| cvZero( b ); |
| cvRandArr( &rng, a, CV_RAND_UNI, cvScalarAll(0), cvScalarAll(100) ); |
| cvCircle( b, cvPoint(100,100), 70, cvScalar(0,255,0), -1, CV_AA, 0 ); |
| cvAdd( a, b, a ); |
| a.show( "test" ); |
| |
| cvWaitKey(); |
| }*/ |
| |
| /* End of file. */ |
| |