107 lines
2.7 KiB
C
107 lines
2.7 KiB
C
/* convolution.h
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*
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* 20/9/09
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* - from proto.h
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*/
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/*
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This file is part of VIPS.
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VIPS is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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02110-1301 USA
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*/
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/*
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These files are distributed with VIPS - http://www.vips.ecs.soton.ac.uk
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*/
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#ifndef IM_CONVOLUTION_H
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#define IM_CONVOLUTION_H
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#ifdef __cplusplus
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extern "C" {
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#endif /*__cplusplus*/
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typedef enum {
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VIPS_PRECISION_INTEGER,
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VIPS_PRECISION_FLOAT,
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VIPS_PRECISION_APPROXIMATE,
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VIPS_PRECISION_LAST
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} VipsPrecision;
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typedef enum {
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VIPS_COMBINE_MAX,
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VIPS_COMBINE_SUM,
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VIPS_COMBINE_LAST
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} VipsCombine;
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/**
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* VipsOperationMorphology:
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* @VIPS_OPERATION_MORPHOLOGY_ERODE: true if all set
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* @VIPS_OPERATION_MORPHOLOGY_DILATE: true if one set
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*
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* More like hit-miss, really.
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*
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* See also: vips_morph().
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*/
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typedef enum {
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VIPS_OPERATION_MORPHOLOGY_ERODE,
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VIPS_OPERATION_MORPHOLOGY_DILATE,
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VIPS_OPERATION_MORPHOLOGY_LAST
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} VipsOperationMorphology;
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int vips_conv( VipsImage *in, VipsImage **out, VipsImage *mask, ... )
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__attribute__((sentinel));
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int vips_compass( VipsImage *in, VipsImage **out, VipsImage *mask, ... )
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__attribute__((sentinel));
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int vips_convsep( VipsImage *in, VipsImage **out, VipsImage *mask, ... )
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__attribute__((sentinel));
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int vips_morph( VipsImage *in, VipsImage **out, VipsImage *mask,
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VipsOperationMorphology morph, ... )
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__attribute__((sentinel));
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void vips_convolution_operation_init( void );
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int im_sharpen( VipsImage *in, VipsImage *out,
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int mask_size,
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double x1, double y2, double y3,
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double m1, double m2 );
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int im_grad_x( VipsImage *in, VipsImage *out );
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int im_grad_y( VipsImage *in, VipsImage *out );
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int im_fastcor( VipsImage *in, VipsImage *ref, VipsImage *out );
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int im_spcor( VipsImage *in, VipsImage *ref, VipsImage *out );
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int im_gradcor( VipsImage *in, VipsImage *ref, VipsImage *out );
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int im_contrast_surface( VipsImage *in, VipsImage *out,
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int half_win_size, int spacing );
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int im_addgnoise( VipsImage *in, VipsImage *out, double sigma );
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#ifdef __cplusplus
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}
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#endif /*__cplusplus*/
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#endif /*IM_CONVOLUTION_H*/
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