236 lines
7.0 KiB
C
236 lines
7.0 KiB
C
/* conversion.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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 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 VIPS_CONVERSION_H
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#define VIPS_CONVERSION_H
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#ifdef __cplusplus
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extern "C" {
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#endif /*__cplusplus*/
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/**
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* VipsExtend:
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* @VIPS_EXTEND_BLACK; extend with black (all 0) pixels
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* @VIPS_EXTEND_COPY; copy the image edges
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* @VIPS_EXTEND_REPEAT; repeat the whole image
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* @VIPS_EXTEND_MIRROR; mirror the whole image
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* @VIPS_EXTEND_WHITE; extend with white (all bits set) pixels
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*
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* See vips_embed(), vips_conv(), vips_affine() and so on.
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*
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* When the edges of an image are extended, you can specify
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* how you want the extension done.
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*
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* #VIPS_EXTEND_BLACK --- new pixels are black, ie. all bits are zero.
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*
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* #VIPS_EXTEND_COPY --- each new pixel takes the value of the nearest edge
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* pixel
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*
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* #VIPS_EXTEND_REPEAT --- the image is tiled to fill the new area
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*
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* #VIPS_EXTEND_MIRROR --- the image is reflected and tiled to reduce hash
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* edges
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*
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* #VIPS_EXTEND_WHITE --- new pixels are white, ie. all bits are set
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*
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* We have to specify the exact value of each enum member since we have to
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* keep these frozen for back compat with vips7.
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*
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* See also: vips_embed().
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*/
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typedef enum {
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VIPS_EXTEND_BLACK = 0,
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VIPS_EXTEND_COPY = 1,
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VIPS_EXTEND_REPEAT = 2,
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VIPS_EXTEND_MIRROR = 3,
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VIPS_EXTEND_WHITE = 4,
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VIPS_EXTEND_LAST = 5
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} VipsExtend;
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/**
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* VipsDirection:
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* @VIPS_DIRECTION_HORIZONTAL; left-right
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* @VIPS_DIRECTION_VERTICAL; top-bottom
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*
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* See vips_flip(), vips_join() and so on.
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*
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* Operations like vips_flip() need to be told whether to flip left-right or
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* top-bottom.
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*
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* See also: vips_flip(), vips_join().
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*/
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typedef enum {
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VIPS_DIRECTION_HORIZONTAL,
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VIPS_DIRECTION_VERTICAL,
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VIPS_DIRECTION_LAST
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} VipsDirection;
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/**
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* VipsAlign:
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* @VIPS_ALIGN_LOW; align low coordinate edge
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* @VIPS_ALIGN_CENTRE; align centre
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* @VIPS_ALIGN_HIGH; align high coordinate edge
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*
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* See vips_join() and so on.
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*
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* Operations like vips_join() need to be told whether to align images on the
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* low or high coordinate edge, or centre.
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*
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* See also: vips_join().
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*/
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typedef enum {
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VIPS_ALIGN_LOW,
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VIPS_ALIGN_CENTRE,
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VIPS_ALIGN_HIGH,
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VIPS_ALIGN_LAST
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} VipsAlign;
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/**
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* VipsAngle:
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* @VIPS_ANGLE_0; no rotate
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* @VIPS_ANGLE_90; 90 degrees anti-clockwise
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* @VIPS_ANGLE_180; 180 degree rotate
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* @VIPS_ANGLE_270; 90 degrees clockwise
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*
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* See vips_rot() and so on.
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*
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* Fixed rotate angles.
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*
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* See also: vips_rot().
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*/
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typedef enum {
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VIPS_ANGLE_0,
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VIPS_ANGLE_90,
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VIPS_ANGLE_180,
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VIPS_ANGLE_270,
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VIPS_ANGLE_LAST
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} VipsAngle;
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int vips_copy( VipsImage *in, VipsImage **out, ... )
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__attribute__((sentinel));
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int vips_tilecache( VipsImage *in, VipsImage **out, ... )
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__attribute__((sentinel));
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int vips_embed( VipsImage *in, VipsImage **out,
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int x, int y, int width, int height, ... )
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__attribute__((sentinel));
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int vips_flip( VipsImage *in, VipsImage **out, VipsDirection direction, ... )
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__attribute__((sentinel));
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int vips_insert( VipsImage *main, VipsImage *sub, VipsImage **out,
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int x, int y, ... )
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__attribute__((sentinel));
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int vips_join( VipsImage *main, VipsImage *sub, VipsImage **out,
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VipsDirection direction, ... )
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__attribute__((sentinel));
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int vips_extract_area( VipsImage *input, VipsImage **output,
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int left, int top, int width, int height, ... )
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__attribute__((sentinel));
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int vips_extract_band( VipsImage *input, VipsImage **output, int band, ... )
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__attribute__((sentinel));
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int vips_replicate( VipsImage *in, VipsImage **out, int across, int down, ... )
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__attribute__((sentinel));
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int vips_cast( VipsImage *in, VipsImage **out, VipsBandFormat format, ... )
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__attribute__((sentinel));
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int vips_cast_uchar( VipsImage *in, VipsImage **out, ... )
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__attribute__((sentinel));
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int vips_cast_char( VipsImage *in, VipsImage **out, ... )
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__attribute__((sentinel));
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int vips_cast_ushort( VipsImage *in, VipsImage **out, ... )
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__attribute__((sentinel));
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int vips_cast_short( VipsImage *in, VipsImage **out, ... )
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__attribute__((sentinel));
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int vips_cast_uint( VipsImage *in, VipsImage **out, ... )
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__attribute__((sentinel));
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int vips_cast_int( VipsImage *in, VipsImage **out, ... )
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__attribute__((sentinel));
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int vips_cast_float( VipsImage *in, VipsImage **out, ... )
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__attribute__((sentinel));
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int vips_cast_double( VipsImage *in, VipsImage **out, ... )
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__attribute__((sentinel));
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int vips_cast_complex( VipsImage *in, VipsImage **out, ... )
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__attribute__((sentinel));
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int vips_cast_dpcomplex( VipsImage *in, VipsImage **out, ... )
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__attribute__((sentinel));
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int vips_bandjoin( VipsImage **in, VipsImage **out, int n, ... )
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__attribute__((sentinel));
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int vips_bandjoin2( VipsImage *in1, VipsImage *in2, VipsImage **out, ... )
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__attribute__((sentinel));
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int vips_bandmean( VipsImage *in, VipsImage **out, ... )
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__attribute__((sentinel));
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int vips_recomb( VipsImage *in, VipsImage **out, VipsImage *m, ... )
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__attribute__((sentinel));
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int vips_black( VipsImage **out, int width, int height, ... )
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__attribute__((sentinel));
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int vips_rot( VipsImage *in, VipsImage **out, VipsAngle angle, ... )
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__attribute__((sentinel));
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int vips_ifthenelse( VipsImage *cond, VipsImage *in1, VipsImage *in2,
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VipsImage **out, ... )
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__attribute__((sentinel));
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int im_copy_file( VipsImage *in, VipsImage *out );
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int im_scale( VipsImage *in, VipsImage *out );
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int im_msb( VipsImage *in, VipsImage *out );
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int im_msb_band( VipsImage *in, VipsImage *out, int band );
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int im_scaleps( VipsImage *in, VipsImage *out );
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int im_falsecolour( VipsImage *in, VipsImage *out );
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int im_gaussnoise( VipsImage *out, int x, int y, double mean, double sigma );
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int im_text( VipsImage *out, const char *text, const char *font,
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int width, int alignment, int dpi );
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int im_insertset( VipsImage *main, VipsImage *sub, VipsImage *out, int n, int *x, int *y );
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int im_grid( VipsImage *in, VipsImage *out, int tile_height, int across, int down );
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int im_wrap( VipsImage *in, VipsImage *out, int x, int y );
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int im_subsample( VipsImage *in, VipsImage *out, int xshrink, int yshrink );
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int im_zoom( VipsImage *in, VipsImage *out, int xfac, int yfac );
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int im_system( VipsImage *im, const char *cmd, char **out );
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VipsImage *im_system_image( VipsImage *im,
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const char *in_format, const char *out_format, const char *cmd_format,
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char **log );
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#ifdef __cplusplus
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}
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#endif /*__cplusplus*/
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#endif /*VIPS_CONVERSION_H*/
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