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libvips/libvips/deprecated/vips7compat.c
John Cupitt 30364aada3 redo im_heq() as a class
2013-08-13 16:03:20 +01:00

3610 lines
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/* compat stuff for vips7
*
* 4/3/11
* - hacked up
*/
/*
This file is part of VIPS.
VIPS is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301 USA
*/
/*
These files are distributed with VIPS - http://www.vips.ecs.soton.ac.uk
*/
/*
#define VIPS_DEBUG
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif /*HAVE_CONFIG_H*/
#include <vips/intl.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <vips/vips.h>
#include <vips/internal.h>
#include <vips/debug.h>
#include <vips/vector.h>
#include <vips/transform.h>
VipsImage *
im_open( const char *filename, const char *mode )
{
VipsImage *image;
/* Pass in a nonsense name for argv0 ... this init path is only here
* for old programs which are missing an vips_init() call. We need
* i18n set up before we can translate.
*/
if( vips_init( "giant_banana" ) )
vips_error_clear();
/* We have to go via the old VipsFormat system so we can support the
* "filename:option" syntax.
*
* Use "rs" to turn on seq mode.
*/
if( strcmp( mode, "r" ) == 0 ||
strcmp( mode, "rd" ) == 0 ) {
if( !(image = vips__deprecated_open_read( filename, FALSE )) )
return( NULL );
}
else if( strcmp( mode, "rs" ) == 0 ) {
if( !(image = vips__deprecated_open_read( filename, TRUE )) )
return( NULL );
}
else if( strcmp( mode, "w" ) == 0 ) {
if( !(image = vips__deprecated_open_write( filename )) )
return( NULL );
}
else {
if( !(image = vips_image_new_mode( filename, mode )) )
return( NULL );
}
return( image );
}
/* Just for compatibility. New code should use vips_object_local() directly.
*/
VipsImage *
im_open_local( VipsImage *parent,
const char *filename, const char *mode )
{
VipsImage *image;
if( !(image = im_open( filename, mode )) )
return( NULL );
vips_object_local( parent, image );
return( image );
}
/* Just for compatibility. New code should use vips_object_local_array().
*/
int
im_open_local_array( VipsImage *parent,
VipsImage **images, int n,
const char *filename, const char *mode )
{
int i;
for( i = 0; i < n; i++ )
if( !(images[i] = im_open_local( parent, filename, mode )) )
return( -1 );
return( 0 );
}
typedef struct {
im_callback_fn fn;
void *a;
void *b;
} Callback;
static void
im_add_callback_cb( VipsImage *im, Callback *callback )
{
if( callback->fn( callback->a, callback->b ) )
vips_image_set_kill( im, TRUE );
}
int
im_add_callback( VipsImage *im,
const char *name, im_callback_fn fn, void *a, void *b )
{
Callback *callback;
callback = VIPS_NEW( VIPS_OBJECT( im ), Callback );
callback->fn = fn;
callback->a = a;
callback->b = b;
g_signal_connect( im, name,
G_CALLBACK( im_add_callback_cb ), callback );
return( 0 );
}
static void
im_add_callback_cb1( VipsImage *im, void *x, Callback *callback )
{
if( callback->fn( callback->a, callback->b ) )
vips_image_set_kill( im, TRUE );
}
int
im_add_callback1( VipsImage *im,
const char *name, im_callback_fn fn, void *a, void *b )
{
Callback *callback;
callback = VIPS_NEW( VIPS_OBJECT( im ), Callback );
callback->fn = fn;
callback->a = a;
callback->b = b;
g_signal_connect( im, name,
G_CALLBACK( im_add_callback_cb1 ), callback );
return( 0 );
}
/* Make something local to an image descriptor ... pass in a constructor
* and a destructor, plus three args.
*/
void *
im_local( IMAGE *im,
im_construct_fn cons, im_callback_fn dest, void *a, void *b, void *c )
{
void *obj;
if( !im ) {
im_error( "im_local", "%s", _( "NULL image descriptor" ) );
return( NULL );
}
if( !(obj = cons( a, b, c )) )
return( NULL );
if( im_add_close_callback( im, (im_callback_fn) dest, obj, a ) ) {
dest( obj, a );
return( NULL );
}
return( obj );
}
/* Make an array of things local to a descriptor ... eg. make 6 local temp
* images.
*/
int
im_local_array( IMAGE *im, void **out, int n,
im_construct_fn cons, im_callback_fn dest, void *a, void *b, void *c )
{
int i;
for( i = 0; i < n; i++ )
if( !(out[i] = im_local( im, cons, dest, a, b, c )) )
return( -1 );
return( 0 );
}
int
im_close( VipsImage *im )
{
g_object_unref( im );
return( 0 );
}
/* edvips.c needs this
*/
VipsImage *
im_init( const char *filename )
{
VipsImage *image;
image = vips_image_new();
IM_SETSTR( image->filename, filename );
return( image );
}
/* Prettyprint various header fields. Just for vips7 compat, use
* vips_enum_value() instead.
*/
const char *im_Type2char( VipsInterpretation type )
{ return( vips_enum_string( VIPS_TYPE_INTERPRETATION, type ) ); }
const char *im_BandFmt2char( VipsBandFormat format )
{ return( vips_enum_string( VIPS_TYPE_BAND_FORMAT, format ) ); }
const char *im_Coding2char( VipsCoding coding )
{ return( vips_enum_string( VIPS_TYPE_CODING, coding ) ); }
const char *im_dtype2char( VipsImageType n )
{ return( vips_enum_string( VIPS_TYPE_IMAGE_TYPE, n ) ); }
const char *im_dhint2char( VipsDemandStyle style )
{ return( vips_enum_string( VIPS_TYPE_DEMAND_STYLE, style ) ); }
/* Old names for enums, for compat.
*/
static const char *im_Type[] = {
"IM_TYPE_MULTIBAND", /* 0 */
"IM_TYPE_B_W", /* 1 */
"LUMINACE", /* 2 */
"XRAY", /* 3 */
"IR", /* 4 */
"YUV", /* 5 */
"RED_ONLY", /* 6 */
"GREEN_ONLY", /* 7 */
"BLUE_ONLY", /* 8 */
"POWER_SPECTRUM", /* 9 */
"IM_TYPE_HISTOGRAM", /* 10 */
"LUT", /* 11 */
"IM_TYPE_XYZ", /* 12 */
"IM_TYPE_LAB", /* 13 */
"CMC", /* 14 */
"IM_TYPE_CMYK", /* 15 */
"IM_TYPE_LABQ", /* 15 */
"IM_TYPE_RGB", /* 17 */
"IM_TYPE_UCS", /* 18 */
"IM_TYPE_LCH", /* 19 */
"IM_TYPE_LABS", /* 20 */
"<unknown>", /* 21 */
"IM_TYPE_sRGB", /* 22 */
"IM_TYPE_YXY", /* 23 */
"IM_TYPE_FOURIER", /* 24 */
"IM_TYPE_RGB16", /* 25 */
"IM_TYPE_GREY16", /* 26 */
NULL
};
static const char *im_BandFmt[] = {
"IM_BANDFMT_UCHAR",
"IM_BANDFMT_CHAR",
"IM_BANDFMT_USHORT",
"IM_BANDFMT_SHORT",
"IM_BANDFMT_UINT",
"IM_BANDFMT_INT",
"IM_BANDFMT_FLOAT",
"IM_BANDFMT_COMPLEX",
"IM_BANDFMT_DOUBLE",
"IM_BANDFMT_DPCOMPLEX",
NULL
};
static const char *im_Coding[] = {
"IM_CODING_NONE",
"COLQUANT8",
"IM_CODING_LABQ",
"IM_CODING_LABQ_COMPRESSED",
"RGB_COMPRESSED",
"LUM_COMPRESSED",
"IM_CODING_RAD",
NULL
};
static const char *im_dtype[] = {
"IM_NONE",
"IM_SETBUF",
"IM_SETBUF_FOREIGN",
"IM_OPENIN",
"IM_MMAPIN",
"IM_MMAPINRW",
"IM_OPENOUT",
"IM_PARTIAL",
NULL
};
static const char *im_dhint[] = {
"IM_SMALLTILE",
"IM_FATSTRIP",
"IM_THINSTRIP",
"IM_ANY",
NULL
};
/* enum string to int, try the GEnum first, then use a compat *char[] for old
* names.
*/
static int
lookup_enum( GType type, const char *names[], const char *name )
{
GEnumClass *class;
GEnumValue *value;
int i;
class = g_type_class_ref( type );
if( (value = g_enum_get_value_by_nick( class, name )) )
return( value->value );
if( (value = g_enum_get_value_by_name( class, name )) )
return( value->value );
for( i = 0; names[i]; i++ )
if( strcasecmp( names[i], name ) == 0 )
return( i );
return( -1 );
}
VipsInterpretation im_char2Type( const char *str )
{ return( lookup_enum( VIPS_TYPE_INTERPRETATION, im_Type, str ) ); }
VipsBandFormat im_char2BandFmt( const char *str )
{ return( lookup_enum( VIPS_TYPE_BAND_FORMAT, im_BandFmt, str ) ); }
VipsCoding im_char2Coding( const char *str )
{ return( lookup_enum( VIPS_TYPE_CODING, im_Coding, str ) ); }
VipsImageType im_char2dtype( const char *str )
{ return( lookup_enum( VIPS_TYPE_IMAGE_TYPE, im_dtype, str ) ); }
VipsDemandStyle im_char2dhint( const char *str )
{ return( lookup_enum( VIPS_TYPE_DEMAND_STYLE, im_dhint, str ) ); }
/* Totally useless now.
*/
const char *im_Compression2char( int n ) { return( "NONE" ); }
int im_char2Compression( const char *str ) { return( -1 ); }
/* Wrap one / many is being replaced by a class thing.
*/
typedef struct {
im_wrapmany_fn fn; /* Function we call */
void *a, *b; /* User values for function */
} Bundle;
/* Maximum number of input images -- why not?
*/
#define MAX_INPUT_IMAGES (64)
/* Convert a VipsRegion.
*/
static int
process_region( VipsRegion *or, void *seq, void *a, void *b )
{
VipsRegion **ir = (VipsRegion **) seq;
Bundle *bun = (Bundle *) b;
PEL *p[MAX_INPUT_IMAGES], *q;
int i, y;
/* Prepare all input regions and make buffer pointers.
*/
for( i = 0; ir[i]; i++ ) {
if( vips_region_prepare( ir[i], &or->valid ) )
return( -1 );
p[i] = (PEL *) VIPS_REGION_ADDR( ir[i],
or->valid.left, or->valid.top );
}
p[i] = NULL;
q = (PEL *) VIPS_REGION_ADDR( or, or->valid.left, or->valid.top );
/* Convert linewise.
*/
for( y = 0; y < or->valid.height; y++ ) {
PEL *p1[MAX_INPUT_IMAGES];
/* Make a copy of p[] which the buffer function can mess up if
* it wants.
*/
for( i = 0; ir[i]; i++ )
p1[i] = p[i];
/* Bizarre double-cast stops a bogus gcc 4.1 compiler warning.
*/
bun->fn( (void **) ((void *)p1), q,
or->valid.width, bun->a, bun->b );
/* Move pointers on.
*/
for( i = 0; ir[i]; i++ )
p[i] += VIPS_REGION_LSKIP( ir[i] );
q += VIPS_REGION_LSKIP( or );
}
return( 0 );
}
/* Make a copy of an array of input images.
*/
static IMAGE **
dupims( IMAGE *out, IMAGE **in )
{
IMAGE **new;
int i, n;
for( n = 0; in[n]; n++ )
;
new = VIPS_ARRAY( VIPS_OBJECT( out ), n + 1, IMAGE * );
for( i = 0; i < n; i++ )
new[i] = in[i];
new[n] = NULL;
return( new );
}
int
im_wrapmany( IMAGE **in, IMAGE *out, im_wrapmany_fn fn, void *a, void *b )
{
Bundle *bun;
int i, n;
/* Count input images.
*/
for( n = 0; in[n]; n++ )
;
if( n >= MAX_INPUT_IMAGES - 1 ) {
vips_error( "im_wrapmany", "%s", _( "too many input images" ) );
return( -1 );
}
/* Save args.
*/
bun = VIPS_NEW( VIPS_OBJECT( out ), Bundle );
if( !(in = dupims( out, in )) )
return( -1 );
bun->fn = fn;
bun->a = a;
bun->b = b;
/* Check descriptors --- make sure that our caller has done this
* correctly.
*/
for( i = 0; i < n; i++ ) {
if( in[i]->Xsize != out->Xsize || in[i]->Ysize != out->Ysize ) {
vips_error( "im_wrapmany",
"%s", _( "descriptors differ in size" ) );
return( -1 );
}
/* Check io style.
*/
if( vips_image_pio_input( in[i] ) )
return( -1 );
}
vips_demand_hint_array( out, VIPS_DEMAND_STYLE_THINSTRIP, in );
/* Generate!
*/
if( vips_image_generate( out,
vips_start_many, (VipsGenerateFn) process_region,
vips_stop_many, in, bun ) )
return( -1 );
return( 0 );
}
static void
wrapone_gen( void **ins, void *out, int width, Bundle *bun, void *dummy )
{
((im_wrapone_fn) (bun->fn)) (ins[0], out, width, bun->a, bun->b );
}
int
im_wrapone( IMAGE *in, IMAGE *out, im_wrapone_fn fn, void *a, void *b )
{
Bundle *bun;
IMAGE *invec[2];
/* Heh, yuk. We cast back above.
*/
bun = VIPS_NEW( VIPS_OBJECT( out ), Bundle );
bun->fn = (im_wrapmany_fn) fn;
bun->a = a;
bun->b = b;
invec[0] = in; invec[1] = NULL;
return( im_wrapmany( invec, out,
(im_wrapmany_fn) wrapone_gen, bun, NULL ) );
}
static void
wraptwo_gen( void **ins, void *out, int width, Bundle *bun, void *dummy )
{
((im_wraptwo_fn) (bun->fn)) (ins[0], ins[1], out,
width, bun->a, bun->b );
}
int
im_wraptwo( IMAGE *in1, IMAGE *in2, IMAGE *out,
im_wraptwo_fn fn, void *a, void *b )
{
Bundle *bun;
IMAGE *invec[3];
bun = VIPS_NEW( VIPS_OBJECT( out ), Bundle );
bun->fn = (im_wrapmany_fn) fn;
bun->a = a;
bun->b = b;
invec[0] = in1; invec[1] = in2; invec[2] = NULL;
return( im_wrapmany( invec, out,
(im_wrapmany_fn) wraptwo_gen, bun, NULL ) );
}
/* Save a bit of typing.
*/
#define UC IM_BANDFMT_UCHAR
#define C IM_BANDFMT_CHAR
#define US IM_BANDFMT_USHORT
#define S IM_BANDFMT_SHORT
#define UI IM_BANDFMT_UINT
#define I IM_BANDFMT_INT
#define F IM_BANDFMT_FLOAT
#define X IM_BANDFMT_COMPLEX
#define D IM_BANDFMT_DOUBLE
#define DX IM_BANDFMT_DPCOMPLEX
/* For two integer types, the "largest", ie. one which can represent the
* full range of both.
*/
static int bandfmt_largest[6][6] = {
/* UC C US S UI I */
/* UC */ { UC, S, US, S, UI, I },
/* C */ { S, C, I, S, I, I },
/* US */ { US, I, US, I, UI, I },
/* S */ { S, S, I, S, I, I },
/* UI */ { UI, I, UI, I, UI, I },
/* I */ { I, I, I, I, I, I }
};
/* For two formats, find one which can represent the full range of both.
*/
static VipsBandFmt
im__format_common( VipsBandFmt in1, VipsBandFmt in2 )
{
if( vips_bandfmt_iscomplex( in1 ) ||
vips_bandfmt_iscomplex( in2 ) ) {
/* What kind of complex?
*/
if( in1 == IM_BANDFMT_DPCOMPLEX || in2 == IM_BANDFMT_DPCOMPLEX )
/* Output will be DPCOMPLEX.
*/
return( IM_BANDFMT_DPCOMPLEX );
else
return( IM_BANDFMT_COMPLEX );
}
else if( vips_bandfmt_isfloat( in1 ) ||
vips_bandfmt_isfloat( in2 ) ) {
/* What kind of float?
*/
if( in1 == IM_BANDFMT_DOUBLE || in2 == IM_BANDFMT_DOUBLE )
return( IM_BANDFMT_DOUBLE );
else
return( IM_BANDFMT_FLOAT );
}
else
/* Must be int+int -> int.
*/
return( bandfmt_largest[in1][in2] );
}
int
im__formatalike_vec( IMAGE **in, IMAGE **out, int n )
{
int i;
VipsBandFmt fmt;
g_assert( n >= 1 );
fmt = in[0]->BandFmt;
for( i = 1; i < n; i++ )
fmt = im__format_common( fmt, in[i]->BandFmt );
for( i = 0; i < n; i++ )
if( im_clip2fmt( in[i], out[i], fmt ) )
return( -1 );
return( 0 );
}
int
im__formatalike( IMAGE *in1, IMAGE *in2, IMAGE *out1, IMAGE *out2 )
{
IMAGE *in[2];
IMAGE *out[2];
in[0] = in1;
in[1] = in2;
out[0] = out1;
out[1] = out2;
return( im__formatalike_vec( in, out, 2 ) );
}
/* Make an n-band image. Input 1 or n bands.
*/
int
im__bandup( const char *domain, IMAGE *in, IMAGE *out, int n )
{
IMAGE *bands[256];
int i;
if( in->Bands == n )
return( im_copy( in, out ) );
if( in->Bands != 1 ) {
im_error( domain, _( "not one band or %d bands" ), n );
return( -1 );
}
if( n > 256 || n < 1 ) {
im_error( domain, "%s", _( "bad bands" ) );
return( -1 );
}
for( i = 0; i < n; i++ )
bands[i] = in;
return( im_gbandjoin( bands, out, n ) );
}
int
im__bandalike_vec( const char *domain, IMAGE **in, IMAGE **out, int n )
{
int i;
int max_bands;
g_assert( n >= 1 );
max_bands = in[0]->Bands;
for( i = 1; i < n; i++ )
max_bands = IM_MAX( max_bands, in[i]->Bands );
for( i = 0; i < n; i++ )
if( im__bandup( domain, in[i], out[i], max_bands ) )
return( -1 );
return( 0 );
}
int
im__bandalike( const char *domain,
IMAGE *in1, IMAGE *in2, IMAGE *out1, IMAGE *out2 )
{
IMAGE *in[2];
IMAGE *out[2];
in[0] = in1;
in[1] = in2;
out[0] = out1;
out[1] = out2;
if( im__bandalike_vec( domain, in, out, 2 ) )
return( -1 );
return( 0 );
}
int
im__sizealike_vec( VipsImage **in, VipsImage **out, int n )
{
int i;
int width_max;
int height_max;
g_assert( n >= 1 );
width_max = in[0]->Xsize;
height_max = in[0]->Ysize;
for( i = 1; i < n; i++ ) {
width_max = VIPS_MAX( width_max, in[i]->Xsize );
height_max = VIPS_MAX( height_max, in[i]->Ysize );
}
for( i = 0; i < n; i++ )
if( im_embed( in[i], out[i], 0, 0, 0, width_max, height_max ) )
return( -1 );
return( 0 );
}
int
im__sizealike( VipsImage *in1, VipsImage *in2,
VipsImage *out1, VipsImage *out2 )
{
IMAGE *in[2];
IMAGE *out[2];
in[0] = in1;
in[1] = in2;
out[0] = out1;
out[1] = out2;
return( im__sizealike_vec( in, out, 2 ) );
}
/* The common part of most binary arithmetic, relational and boolean
* operators. We:
*
* - check in and out
* - cast in1 and in2 up to a common format
* - cast the common format to the output format with the supplied table
* - equalise bands
* - equalise size
* - run the supplied buffer operation passing one of the up-banded,
* up-casted and up-sized inputs as the first param
*/
int
im__arith_binary( const char *domain,
IMAGE *in1, IMAGE *in2, IMAGE *out,
int format_table[10],
im_wrapmany_fn fn, void *b )
{
IMAGE *t[7];
if( im_piocheck( in1, out ) ||
im_pincheck( in2 ) ||
im_check_bands_1orn( domain, in1, in2 ) ||
im_check_uncoded( domain, in1 ) ||
im_check_uncoded( domain, in2 ) )
return( -1 );
/* Cast our input images up to a common format and bands.
*/
if( im_open_local_array( out, t, 6, domain, "p" ) ||
im__formatalike( in1, in2, t[0], t[1] ) ||
im__bandalike( domain, t[0], t[1], t[2], t[3] ) ||
im__sizealike( t[2], t[3], t[4], t[5] ) )
return( -1 );
/* Generate the output.
*/
if( im_cp_descv( out, t[4], t[5], NULL ) )
return( -1 );
/* What number of bands will we write? Same as up-banded input.
*/
out->Bands = t[4]->Bands;
/* What output type will we write?
*/
out->BandFmt = format_table[t[4]->BandFmt];
/* And process! The buffer function gets one of the input images as a
* sample.
*/
t[6] = NULL;
if( im_wrapmany( t + 4, out, fn, t[4], b ) )
return( -1 );
return( 0 );
}
VipsVector *
im__init_program( VipsVector *vectors[IM_BANDFMT_LAST],
VipsBandFmt format_table[IM_BANDFMT_LAST], VipsBandFmt fmt )
{
int isize = im__sizeof_bandfmt[fmt];
int osize = im__sizeof_bandfmt[format_table[fmt]];
VipsVector *v;
v = vips_vector_new( "binary arith", osize );
vips_vector_source_name( v, "s1", isize );
vips_vector_source_name( v, "s2", isize );
vips_vector_temporary( v, "t1", osize );
vips_vector_temporary( v, "t2", osize );
vectors[fmt] = v;
return( v );
}
void
im__compile_programs( VipsVector *vectors[IM_BANDFMT_LAST] )
{
int fmt;
for( fmt = 0; fmt < IM_BANDFMT_LAST; fmt++ ) {
if( vectors[fmt] &&
!vips_vector_compile( vectors[fmt] ) )
IM_FREEF( vips_vector_free, vectors[fmt] );
}
#ifdef DEBUG
printf( "im__compile_programs: " );
for( fmt = 0; fmt < IM_BANDFMT_LAST; fmt++ )
if( vectors[fmt] )
printf( "%s ", im_BandFmt2char( fmt ) );
printf( "\n" );
#endif /*DEBUG*/
}
int
im_add( IMAGE *in1, IMAGE *in2, IMAGE *out )
{
VipsImage *x;
if( vips_call( "add", in1, in2, &x, NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_subtract( IMAGE *in1, IMAGE *in2, IMAGE *out )
{
VipsImage *x;
if( vips_call( "subtract", in1, in2, &x, NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_multiply( IMAGE *in1, IMAGE *in2, IMAGE *out )
{
VipsImage *x;
if( vips_call( "multiply", in1, in2, &x, NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_divide( IMAGE *in1, IMAGE *in2, IMAGE *out )
{
VipsImage *x;
if( vips_call( "divide", in1, in2, &x, NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_avg( IMAGE *in, double *out )
{
return( vips_avg( in, out, NULL ) );
}
int
im_deviate( IMAGE *in, double *out )
{
return( vips_deviate( in, out, NULL ) );
}
int im_generate( VipsImage *im,
im_start_fn start, im_generate_fn generate, im_stop_fn stop,
void *a, void *b )
{
return( vips_image_generate( im,
start, (VipsGenerateFn) generate, stop, a, b ) );
}
int
im_minpos( IMAGE *in, int *xpos, int *ypos, double *out )
{
return( vips_min( in, out, "x", xpos, "y", ypos, NULL ) );
}
int
im_min( IMAGE *in, double *out )
{
return( im_minpos( in, NULL, NULL, out ) );
}
int
im_maxpos( IMAGE *in, int *xpos, int *ypos, double *out )
{
return( vips_max( in, out, "x", xpos, "y", ypos, NULL ) );
}
int
im_max( IMAGE *in, double *out )
{
return( im_maxpos( in, NULL, NULL, out ) );
}
#define MAX_IMAGES 100
int
im_demand_hint (IMAGE * im, VipsDemandStyle hint, ...)
{
va_list ap;
int i;
IMAGE *ar[MAX_IMAGES];
va_start (ap, hint);
for (i = 0; i < MAX_IMAGES && (ar[i] = va_arg (ap, IMAGE *)); i++)
;
va_end (ap);
if (i == MAX_IMAGES)
{
im_error ("im_demand_hint", "%s", _("too many images"));
return (-1);
}
return (im_demand_hint_array (im, hint, ar));
}
int
im_copy_set( IMAGE *in, IMAGE *out,
VipsType type, float xres, float yres, int xoffset, int yoffset )
{
VipsImage *x;
if( vips_copy( in, &x,
"interpretation", type,
"xres", xres,
"yres", yres,
"xoffset", xoffset,
"yoffset", yoffset,
NULL ) )
return( -1 );
if( vips_image_write( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_copy_morph( IMAGE *in, IMAGE *out,
int bands, VipsBandFmt bandfmt, VipsCoding coding )
{
VipsImage *x;
if( vips_copy( in, &x,
"bands", bands,
"format", bandfmt,
"coding", coding,
NULL ) )
return( -1 );
if( vips_image_write( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_copy( IMAGE *in, IMAGE *out )
{
return( vips_image_write( in, out ) );
}
int
im_copy_swap( IMAGE *in, IMAGE *out )
{
VipsImage *x;
if( vips_copy( in, &x,
"swap", TRUE,
NULL ) )
return( -1 );
if( vips_image_write( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_copy_set_meta( IMAGE *in, IMAGE *out, const char *field, GValue *value )
{
if( im_copy( in, out ) )
return( -1 );
im_meta_set( out, field, value );
return( 0 );
}
int
im_copy_native( IMAGE *in, IMAGE *out, gboolean is_msb_first )
{
if( is_msb_first != im_amiMSBfirst() )
return( im_copy_swap( in, out ) );
else
return( im_copy( in, out ) );
}
int
im_embed( IMAGE *in, IMAGE *out, int type, int x, int y, int width, int height )
{
VipsImage *t;
if( vips_embed( in, &t, x, y, width, height,
"extend", type,
NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_fliphor( IMAGE *in, IMAGE *out )
{
VipsImage *t;
if( vips_flip( in, &t, VIPS_DIRECTION_HORIZONTAL, NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_rot90( IMAGE *in, IMAGE *out )
{
VipsImage *t;
if( vips_rot( in, &t, VIPS_ANGLE_90, NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_rot180( IMAGE *in, IMAGE *out )
{
VipsImage *t;
if( vips_rot( in, &t, VIPS_ANGLE_180, NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_rot270( IMAGE *in, IMAGE *out )
{
VipsImage *t;
if( vips_rot( in, &t, VIPS_ANGLE_270, NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_flipver( IMAGE *in, IMAGE *out )
{
VipsImage *t;
if( vips_flip( in, &t, VIPS_DIRECTION_VERTICAL, NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_insert( IMAGE *main, IMAGE *sub, IMAGE *out, int x, int y )
{
VipsImage *t;
if( vips_insert( main, sub, &t, x, y,
"expand", TRUE,
NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_insert_noexpand( IMAGE *main, IMAGE *sub, IMAGE *out, int x, int y )
{
VipsImage *t;
if( vips_insert( main, sub, &t, x, y, NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_lrjoin( IMAGE *left, IMAGE *right, IMAGE *out )
{
VipsImage *t;
if( vips_join( left, right, &t, VIPS_DIRECTION_HORIZONTAL,
NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_tbjoin( IMAGE *left, IMAGE *right, IMAGE *out )
{
VipsImage *t;
if( vips_join( left, right, &t, VIPS_DIRECTION_VERTICAL,
NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_extract_area( IMAGE *in, IMAGE *out,
int left, int top, int width, int height )
{
VipsImage *t;
if( vips_extract_area( in, &t, left, top, width, height,
NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_extract_bands( IMAGE *in, IMAGE *out, int band, int nbands )
{
VipsImage *t;
if( vips_extract_band( in, &t, band,
"n", nbands,
NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_extract_band( IMAGE *in, IMAGE *out, int band )
{
return( im_extract_bands( in, out, band, 1 ) );
}
int
im_extract_areabands( IMAGE *in, IMAGE *out,
int left, int top, int width, int height, int band, int nbands )
{
VipsImage *t1, *t2;
if( vips_extract_area( in, &t1, left, top, width, height,
NULL ) )
return( -1 );
if( vips_extract_band( t1, &t2, band,
"n", nbands,
NULL ) ) {
g_object_unref( t1 );
return( -1 );
}
g_object_unref( t1 );
if( vips_image_write( t2, out ) ) {
g_object_unref( t2 );
return( -1 );
}
g_object_unref( t2 );
return( 0 );
}
int
im_replicate( IMAGE *in, IMAGE *out, int across, int down )
{
VipsImage *t;
if( vips_replicate( in, &t, across, down,
NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_clip2fmt( IMAGE *in, IMAGE *out, VipsBandFmt fmt )
{
VipsImage *t;
if( vips_cast( in, &t, fmt,
NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
size_t
im_ref_string_get_length( const GValue *value )
{
size_t length;
(void) vips_value_get_ref_string( value, &length );
return( length );
}
int
im_bandjoin( VipsImage *in1, VipsImage *in2, VipsImage *out )
{
VipsImage *t;
if( vips_bandjoin2( in1, in2, &t,
NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_gbandjoin( VipsImage **in, VipsImage *out, int n )
{
VipsImage *t;
if( vips_bandjoin( in, &t, n,
NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_invert( IMAGE *in, IMAGE *out )
{
VipsImage *t;
if( vips_invert( in, &t,
NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_sign( IMAGE *in, IMAGE *out )
{
VipsImage *t;
if( vips_sign( in, &t,
NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_abs( IMAGE *in, IMAGE *out )
{
VipsImage *t;
if( vips_abs( in, &t,
NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_bandmean( IMAGE *in, IMAGE *out )
{
VipsImage *t;
if( vips_bandmean( in, &t,
NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_lintra( double a, IMAGE *in, double b, IMAGE *out )
{
VipsImage *t;
if( vips_linear1( in, &t, a, b,
NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_lintra_vec( int n, double *a, IMAGE *in, double *b, IMAGE *out )
{
VipsImage *t;
if( vips_linear( in, &t, a, b, n,
NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_black( IMAGE *out, int x, int y, int bands )
{
VipsImage *t;
if( vips_black( &t, x, y,
"bands", bands,
NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_identity_ushort( VipsImage *lut, int bands, int sz )
{
VipsImage *t;
if( vips_identity( &t,
"bands", bands,
"ushort", TRUE,
"size", sz,
NULL ) )
return( -1 );
if( vips_image_write( t, lut ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_identity( VipsImage *lut, int bands )
{
VipsImage *t;
if( vips_identity( &t,
"bands", bands,
NULL ) )
return( -1 );
if( vips_image_write( t, lut ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_gaussnoise( VipsImage *out, int x, int y, double mean, double sigma )
{
VipsImage *t;
if( vips_gaussnoise( &t, x, y,
"mean", mean,
"sigma", sigma,
NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_grid( VipsImage *in, VipsImage *out, int tile_height, int across, int down )
{
VipsImage *t;
if( vips_grid( in, &t, tile_height, across, down, NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_scale( VipsImage *in, VipsImage *out )
{
VipsImage *t;
if( vips_scale( in, &t, NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_msb( VipsImage *in, VipsImage *out )
{
VipsImage *t;
if( vips_msb( in, &t, NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_msb_band( VipsImage *in, VipsImage *out, int band )
{
VipsImage *t;
if( vips_msb( in, &t, "band", band, NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_make_xy( IMAGE *out, const int xsize, const int ysize )
{
VipsImage *t;
if( vips_xyz( &t, xsize, ysize, NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_zone( IMAGE *out, int size )
{
VipsImage *t;
if( vips_zone( &t, size, size,
"uchar", TRUE,
NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_fzone( IMAGE *out, int size )
{
VipsImage *t;
if( vips_zone( &t, size, size, NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_sines( IMAGE *out, int xsize, int ysize, double horfreq, double verfreq )
{
VipsImage *t;
if( vips_sines( &t, xsize, ysize,
"hfreq", horfreq,
"vfreq", verfreq,
NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_text( IMAGE *out, const char *text, const char *font,
int width, int align, int dpi )
{
VipsImage *t;
if( vips_text( &t, text,
"font", font,
"width", width,
"align", align,
"dpi", dpi,
NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_system( VipsImage *im, const char *cmd, char **out )
{
char *str;
if( vips_system( cmd,
"in", im,
"in_format", "%s.v",
"log", &str,
NULL ) )
return( -1 );
if( out )
*out = str;
return( 0 );
}
VipsImage *
im_system_image( VipsImage *im,
const char *in_format, const char *out_format, const char *cmd_format,
char **log )
{
char *str;
VipsImage *out;
if( vips_system( cmd_format,
"in", im,
"out", &out,
"in_format", in_format,
"out_format", out_format,
"log", &str,
NULL ) )
return( NULL );
if( log )
*log = str;
return( out );
}
int
im_wrap( IMAGE *in, IMAGE *out, int x, int y )
{
VipsImage *t;
if( vips_wrap( in, &t, "x", x, "y", y, NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_rotquad( IMAGE *in, IMAGE *out )
{
return( im_wrap( in, out, in->Xsize / 2, in->Ysize / 2 ) );
}
int
im_scaleps( VipsImage *in, VipsImage *out )
{
VipsImage *t;
if( vips_scale( in, &t, "log", TRUE, NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_zoom( VipsImage *in, VipsImage *out, int xfac, int yfac )
{
VipsImage *t;
if( vips_zoom( in, &t, xfac, yfac, NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_subsample( VipsImage *in, VipsImage *out, int xfac, int yfac )
{
VipsImage *t;
if( vips_subsample( in, &t, xfac, yfac, NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
static int
vips__math( VipsImage *in, VipsImage *out, VipsOperationMath math )
{
VipsImage *t;
if( vips_math( in, &t, math,
NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_sintra( IMAGE *in, IMAGE *out )
{
return( vips__math( in, out, VIPS_OPERATION_MATH_SIN ) );
}
int
im_costra( IMAGE *in, IMAGE *out )
{
return( vips__math( in, out, VIPS_OPERATION_MATH_COS ) );
}
int
im_tantra( IMAGE *in, IMAGE *out )
{
return( vips__math( in, out, VIPS_OPERATION_MATH_TAN ) );
}
int
im_asintra( IMAGE *in, IMAGE *out )
{
return( vips__math( in, out, VIPS_OPERATION_MATH_ASIN ) );
}
int
im_acostra( IMAGE *in, IMAGE *out )
{
return( vips__math( in, out, VIPS_OPERATION_MATH_ACOS ) );
}
int
im_atantra( IMAGE *in, IMAGE *out )
{
return( vips__math( in, out, VIPS_OPERATION_MATH_ATAN ) );
}
int
im_logtra( IMAGE *in, IMAGE *out )
{
return( vips__math( in, out, VIPS_OPERATION_MATH_LOG ) );
}
int
im_log10tra( IMAGE *in, IMAGE *out )
{
return( vips__math( in, out, VIPS_OPERATION_MATH_LOG10 ) );
}
int
im_exptra( IMAGE *in, IMAGE *out )
{
return( vips__math( in, out, VIPS_OPERATION_MATH_EXP ) );
}
int
im_exp10tra( IMAGE *in, IMAGE *out )
{
return( vips__math( in, out, VIPS_OPERATION_MATH_EXP10 ) );
}
DOUBLEMASK *
im_stats( VipsImage *in )
{
VipsImage *t;
DOUBLEMASK *msk;
if( vips_stats( in, &t,
NULL ) )
return( NULL );
if( !(msk = im_vips2mask( t, "im_stats" )) ) {
g_object_unref( t );
return( NULL );
}
g_object_unref( t );
return( msk );
}
int
im_recomb( IMAGE *in, IMAGE *out, DOUBLEMASK *recomb )
{
VipsImage *t1, *t2;
if( !(t1 = vips_image_new()) ||
im_mask2vips( recomb, t1 ) )
return( -1 );
if( vips_recomb( in, &t2, t1,
NULL ) ) {
g_object_unref( t1 );
return( -1 );
}
g_object_unref( t1 );
if( vips_image_write( t2, out ) ) {
g_object_unref( t2 );
return( -1 );
}
g_object_unref( t2 );
return( 0 );
}
static int
vips__round( VipsImage *in, VipsImage *out, VipsOperationRound round )
{
VipsImage *t;
if( vips_round( in, &t, round,
NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_rint( IMAGE *in, IMAGE *out )
{
return( vips__round( in, out, VIPS_OPERATION_ROUND_RINT ) );
}
int
im_floor( IMAGE *in, IMAGE *out )
{
return( vips__round( in, out, VIPS_OPERATION_ROUND_FLOOR ) );
}
int
im_ceil( IMAGE *in, IMAGE *out )
{
return( vips__round( in, out, VIPS_OPERATION_ROUND_CEIL ) );
}
static int
vips__relational( IMAGE *in1, IMAGE *in2, IMAGE *out,
VipsOperationRelational relational )
{
VipsImage *t;
if( vips_relational( in1, in2, &t, relational,
NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_equal( IMAGE *in1, IMAGE *in2, IMAGE *out )
{
return( vips__relational( in1, in2, out,
VIPS_OPERATION_RELATIONAL_EQUAL ) );
}
int
im_notequal( IMAGE *in1, IMAGE *in2, IMAGE *out )
{
return( vips__relational( in1, in2, out,
VIPS_OPERATION_RELATIONAL_NOTEQUAL ) );
}
int
im_less( IMAGE *in1, IMAGE *in2, IMAGE *out )
{
return( vips__relational( in1, in2, out,
VIPS_OPERATION_RELATIONAL_LESS ) );
}
int
im_lesseq( IMAGE *in1, IMAGE *in2, IMAGE *out )
{
return( vips__relational( in1, in2, out,
VIPS_OPERATION_RELATIONAL_LESSEQ ) );
}
int
im_more( IMAGE *in1, IMAGE *in2, IMAGE *out )
{
return( vips__relational( in1, in2, out,
VIPS_OPERATION_RELATIONAL_MORE ) );
}
int
im_moreeq( IMAGE *in1, IMAGE *in2, IMAGE *out )
{
return( vips__relational( in1, in2, out,
VIPS_OPERATION_RELATIONAL_MOREEQ ) );
}
static int
vips__relational_vec( IMAGE *in, IMAGE *out,
VipsOperationRelational relational, double *c, int n )
{
VipsImage *t;
if( vips_relational_const( in, &t, relational, c, n,
NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_equal_vec( VipsImage *in, VipsImage *out, int n, double *c )
{
return( vips__relational_vec( in, out,
VIPS_OPERATION_RELATIONAL_EQUAL, c, n ) );
}
int
im_notequal_vec( VipsImage *in, VipsImage *out, int n, double *c )
{
return( vips__relational_vec( in, out,
VIPS_OPERATION_RELATIONAL_NOTEQUAL, c, n ) );
}
int
im_less_vec( VipsImage *in, VipsImage *out, int n, double *c )
{
return( vips__relational_vec( in, out,
VIPS_OPERATION_RELATIONAL_LESS, c, n ) );
}
int
im_lesseq_vec( VipsImage *in, VipsImage *out, int n, double *c )
{
return( vips__relational_vec( in, out,
VIPS_OPERATION_RELATIONAL_LESSEQ, c, n ) );
}
int
im_more_vec( VipsImage *in, VipsImage *out, int n, double *c )
{
return( vips__relational_vec( in, out,
VIPS_OPERATION_RELATIONAL_MORE, c, n ) );
}
int
im_moreeq_vec( VipsImage *in, VipsImage *out, int n, double *c )
{
return( vips__relational_vec( in, out,
VIPS_OPERATION_RELATIONAL_MOREEQ, c, n ) );
}
int
im_equalconst( IMAGE *in, IMAGE *out, double c )
{
return( im_equal_vec( in, out, 1, &c ) );
}
int
im_notequalconst( IMAGE *in, IMAGE *out, double c )
{
return( im_notequal_vec( in, out, 1, &c ) );
}
int
im_lessconst( IMAGE *in, IMAGE *out, double c )
{
return( im_less_vec( in, out, 1, &c ) );
}
int
im_lesseqconst( IMAGE *in, IMAGE *out, double c )
{
return( im_lesseq_vec( in, out, 1, &c ) );
}
int
im_moreconst( IMAGE *in, IMAGE *out, double c )
{
return( im_more_vec( in, out, 1, &c ) );
}
int
im_moreeqconst( IMAGE *in, IMAGE *out, double c )
{
return( im_moreeq_vec( in, out, 1, &c ) );
}
int
im_remainder( IMAGE *in1, IMAGE *in2, IMAGE *out )
{
VipsImage *t;
if( vips_remainder( in1, in2, &t,
NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_remainder_vec( IMAGE *in, IMAGE *out, int n, double *c )
{
VipsImage *t;
if( vips_remainder_const( in, &t, c, n,
NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_remainderconst( IMAGE *in, IMAGE *out, double c )
{
return( im_remainder_vec( in, out, 1, &c ) );
}
static int
vips__boolean( IMAGE *in1, IMAGE *in2, IMAGE *out,
VipsOperationBoolean boolean )
{
VipsImage *t;
if( vips_boolean( in1, in2, &t, boolean,
NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_andimage( VipsImage *in1, VipsImage *in2, VipsImage *out )
{
return( vips__boolean( in1, in2, out, VIPS_OPERATION_BOOLEAN_AND ) );
}
int
im_orimage( VipsImage *in1, VipsImage *in2, VipsImage *out )
{
return( vips__boolean( in1, in2, out, VIPS_OPERATION_BOOLEAN_OR ) );
}
int
im_eorimage( VipsImage *in1, VipsImage *in2, VipsImage *out )
{
return( vips__boolean( in1, in2, out, VIPS_OPERATION_BOOLEAN_EOR ) );
}
static int
vips__boolean_vec( IMAGE *in, IMAGE *out,
VipsOperationBoolean boolean, double *c, int n )
{
VipsImage *t;
if( vips_boolean_const( in, &t, boolean, c, n,
NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_andimage_vec( VipsImage *in, VipsImage *out, int n, double *c )
{
return( vips__boolean_vec( in, out,
VIPS_OPERATION_BOOLEAN_AND, c, n ) );
}
int
im_orimage_vec( VipsImage *in, VipsImage *out, int n, double *c )
{
return( vips__boolean_vec( in, out,
VIPS_OPERATION_BOOLEAN_OR, c, n ) );
}
int
im_eorimage_vec( VipsImage *in, VipsImage *out, int n, double *c )
{
return( vips__boolean_vec( in, out,
VIPS_OPERATION_BOOLEAN_EOR, c, n ) );
}
int
im_shiftleft_vec( IMAGE *in, IMAGE *out, int n, double *c )
{
return( vips__boolean_vec( in, out,
VIPS_OPERATION_BOOLEAN_LSHIFT, c, n ) );
}
int
im_shiftright_vec( IMAGE *in, IMAGE *out, int n, double *c )
{
return( vips__boolean_vec( in, out,
VIPS_OPERATION_BOOLEAN_RSHIFT, c, n ) );
}
int
im_andimageconst( IMAGE *in, IMAGE *out, double c )
{
return( im_andimage_vec( in, out, 1, &c ) );
}
int
im_orimageconst( IMAGE *in, IMAGE *out, double c )
{
return( im_orimage_vec( in, out, 1, &c ) );
}
int
im_eorimageconst( IMAGE *in, IMAGE *out, double c )
{
return( im_eorimage_vec( in, out, 1, &c ) );
}
int
im_shiftleft( IMAGE *in, IMAGE *out, int n )
{
double c = n;
return( im_shiftleft_vec( in, out, 1, &c ) );
}
int
im_shiftright( IMAGE *in, IMAGE *out, int n )
{
double c = n;
return( im_shiftright_vec( in, out, 1, &c ) );
}
static int
vips__math2_vec( IMAGE *in, IMAGE *out,
VipsOperationMath2 math2, double *c, int n )
{
VipsImage *t;
if( vips_math2_const( in, &t, math2, c, n,
NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_powtra_vec( VipsImage *in, VipsImage *out, int n, double *c )
{
return( vips__math2_vec( in, out, VIPS_OPERATION_MATH2_POW, c, n ) );
}
int
im_powtra( IMAGE *in, IMAGE *out, double c )
{
return( im_powtra_vec( in, out, 1, &c ) );
}
int
im_expntra_vec( IMAGE *in, IMAGE *out, int n, double *c )
{
return( vips__math2_vec( in, out, VIPS_OPERATION_MATH2_WOP, c, n ) );
}
int
im_expntra( IMAGE *in, IMAGE *out, double c )
{
return( im_expntra_vec( in, out, 1, &c ) );
}
int
im_ifthenelse( VipsImage *c, VipsImage *a, VipsImage *b, VipsImage *out )
{
VipsImage *t;
if( vips_ifthenelse( c, a, b, &t,
NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_blend( VipsImage *c, VipsImage *a, VipsImage *b, VipsImage *out )
{
VipsImage *t;
if( vips_ifthenelse( c, a, b, &t,
"blend", TRUE,
NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
static int
vips__complex( VipsImage *in, VipsImage *out, VipsOperationComplex cmplx )
{
VipsImage *t;
if( vips_complex( in, &t, cmplx,
NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_c2amph( IMAGE *in, IMAGE *out )
{
return( vips__complex( in, out, VIPS_OPERATION_COMPLEX_POLAR ) );
}
int
im_c2rect( IMAGE *in, IMAGE *out )
{
return( vips__complex( in, out, VIPS_OPERATION_COMPLEX_RECT ) );
}
static int
vips__complexget( VipsImage *in, VipsImage *out, VipsOperationComplexget get )
{
VipsImage *t;
if( vips_complexget( in, &t, get,
NULL ) )
return( -1 );
if( vips_image_write( t, out ) ) {
g_object_unref( t );
return( -1 );
}
g_object_unref( t );
return( 0 );
}
int
im_c2real( IMAGE *in, IMAGE *out )
{
return( vips__complexget( in, out, VIPS_OPERATION_COMPLEXGET_REAL ) );
}
int
im_c2imag( IMAGE *in, IMAGE *out )
{
return( vips__complexget( in, out, VIPS_OPERATION_COMPLEXGET_IMAG ) );
}
int
im_ri2c( IMAGE *in1, IMAGE *in2, IMAGE *out )
{
VipsImage *x;
if( vips_call( "complexform", in1, in2, &x, NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_cache( VipsImage *in, VipsImage *out,
int width, int height, int max )
{
return( vips_sink_screen( in, out, NULL,
width, height, max, 0, NULL, NULL ) );
}
int
im_argb2rgba( VipsImage *in, VipsImage *out )
{
/* No longer exists, just a null op.
*/
return( im_copy( in, out ) );
}
int
im_shrink( VipsImage *in, VipsImage *out, double xshrink, double yshrink )
{
VipsImage *x;
if( vips_shrink( in, &x, xshrink, yshrink, NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_eye( IMAGE *out, const int xsize, const int ysize, const double factor )
{
VipsImage *x;
if( vips_eye( &x, xsize, ysize,
"factor", factor,
"uchar", TRUE,
NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_feye( IMAGE *out, const int xsize, const int ysize, const double factor )
{
VipsImage *x;
if( vips_eye( &x, xsize, ysize,
"factor", factor,
NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_grey( IMAGE *out, const int xsize, const int ysize )
{
VipsImage *x;
if( vips_grey( &x, xsize, ysize,
"uchar", TRUE,
NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_fgrey( IMAGE *out, const int xsize, const int ysize )
{
VipsImage *x;
if( vips_grey( &x, xsize, ysize,
NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_buildlut( DOUBLEMASK *input, VipsImage *out )
{
VipsImage *mat;
VipsImage *x;
mat = vips_image_new();
if( im_mask2vips( input, mat ) )
return( -1 );
if( vips_buildlut( mat, &x,
NULL ) ) {
g_object_unref( mat );
return( -1 );
}
g_object_unref( mat );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_rightshift_size( IMAGE *in, IMAGE *out,
int xshift, int yshift, int band_fmt )
{
VipsImage **t = (VipsImage **)
vips_object_local_array( VIPS_OBJECT( out ), 2 );
if( vips_shrink( in, &t[0], 1 << xshift, 1 << yshift, NULL ) ||
vips_cast( t[0], &t[1], band_fmt, NULL ) ||
vips_image_write( t[1], out ) )
return( -1 );
return( 0 );
}
int
im_Lab2XYZ_temp( IMAGE *in, IMAGE *out, double X0, double Y0, double Z0 )
{
VipsArea *temp;
VipsImage *x;
temp = (VipsArea *) vips_array_double_newv( 3, X0, Y0, Z0 );
if( vips_Lab2XYZ( in, &x, "temp", temp, NULL ) ) {
vips_area_unref( temp );
return( -1 );
}
vips_area_unref( temp );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_Lab2XYZ( IMAGE *in, IMAGE *out )
{
VipsImage *x;
if( vips_Lab2XYZ( in, &x, NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_XYZ2Lab_temp( IMAGE *in, IMAGE *out, double X0, double Y0, double Z0 )
{
double ary[3];
VipsArea *temp;
VipsImage *x;
ary[0] = X0;
ary[1] = Y0;
ary[2] = Z0;
temp = (VipsArea *) vips_array_double_new( ary, 3 );
if( vips_XYZ2Lab( in, &x, "temp", temp, NULL ) ) {
vips_area_unref( temp );
return( -1 );
}
vips_area_unref( temp );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_XYZ2Lab( IMAGE *in, IMAGE *out )
{
VipsImage *x;
if( vips_XYZ2Lab( in, &x, NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_Lab2LCh( IMAGE *in, IMAGE *out )
{
VipsImage *x;
if( vips_Lab2LCh( in, &x, NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_LCh2Lab( IMAGE *in, IMAGE *out )
{
VipsImage *x;
if( vips_LCh2Lab( in, &x, NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_LCh2UCS( IMAGE *in, IMAGE *out )
{
VipsImage *x;
if( vips_LCh2CMC( in, &x, NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_UCS2LCh( IMAGE *in, IMAGE *out )
{
VipsImage *x;
if( vips_CMC2LCh( in, &x, NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_XYZ2Yxy( IMAGE *in, IMAGE *out )
{
VipsImage *x;
if( vips_XYZ2Yxy( in, &x, NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_Yxy2XYZ( IMAGE *in, IMAGE *out )
{
VipsImage *x;
if( vips_Yxy2XYZ( in, &x, NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_float2rad( IMAGE *in, IMAGE *out )
{
VipsImage *x;
if( vips_float2rad( in, &x, NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_rad2float( IMAGE *in, IMAGE *out )
{
VipsImage *x;
if( vips_rad2float( in, &x, NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_Lab2LabQ( IMAGE *in, IMAGE *out )
{
VipsImage *x;
if( vips_Lab2LabQ( in, &x, NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_LabQ2Lab( IMAGE *in, IMAGE *out )
{
VipsImage *x;
if( vips_LabQ2Lab( in, &x, NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_Lab2LabS( IMAGE *in, IMAGE *out )
{
VipsImage *x;
if( vips_Lab2LabS( in, &x, NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_LabS2Lab( IMAGE *in, IMAGE *out )
{
VipsImage *x;
if( vips_LabS2Lab( in, &x, NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_LabQ2LabS( IMAGE *in, IMAGE *out )
{
VipsImage *x;
if( vips_LabQ2LabS( in, &x, NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_LabS2LabQ( IMAGE *in, IMAGE *out )
{
VipsImage *x;
if( vips_LabS2LabQ( in, &x, NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_Lab2disp( IMAGE *in, IMAGE *out, struct im_col_display *disp )
{
IMAGE *t[1];
if( im_open_local_array( out, t, 1, "im_Lab2disp:1", "p" ) ||
im_Lab2XYZ( in, t[0] ) ||
im_XYZ2disp( t[0], out, disp ) )
return( -1 );
return( 0 );
}
int
im_dECMC_fromdisp( IMAGE *im1, IMAGE *im2,
IMAGE *out, struct im_col_display *d )
{
IMAGE *t[4];
if( im_open_local_array( out, t, 4, "im_dECMC_fromdisp:1", "p" ) ||
im_disp2XYZ( im1, t[0], d ) ||
im_XYZ2Lab( t[0], t[1] ) ||
im_disp2XYZ( im2, t[2], d ) ||
im_XYZ2Lab( t[2], t[3] ) ||
im_dECMC_fromLab( t[1], t[3], out ) )
return( -1 );
return( 0 );
}
int
im_dE_fromdisp( IMAGE *im1, IMAGE *im2, IMAGE *out, struct im_col_display *d )
{
IMAGE *t[2];
if( im_open_local_array( out, t, 2, "im_dE_fromdisp:1", "p" ) ||
im_disp2XYZ( im1, t[0], d ) ||
im_disp2XYZ( im2, t[1], d ) ||
im_dE_fromXYZ( t[0], t[1], out ) )
return( -1 );
return( 0 );
}
int
im_disp2Lab( IMAGE *in, IMAGE *out, struct im_col_display *d )
{
VipsImage *t[1];
if( im_open_local_array( out, t, 1, "im_disp2Lab:1", "p" ) ||
im_disp2XYZ( in, t[0], d ) ||
im_XYZ2Lab( t[0], out ) )
return( -1 );
return( 0 );
}
int
im_sRGB2XYZ( IMAGE *in, IMAGE *out )
{
VipsImage **t = (VipsImage **)
vips_object_local_array( (VipsObject *) out, 2 );
if( vips_sRGB2scRGB( in, &t[0], NULL ) ||
vips_scRGB2XYZ( t[0], &t[1], NULL ) ||
im_copy( t[1], out ) )
return( -1 );
return( 0 );
}
int
im_XYZ2sRGB( IMAGE *in, IMAGE *out )
{
VipsImage **t = (VipsImage **)
vips_object_local_array( (VipsObject *) out, 2 );
if( vips_XYZ2scRGB( in, &t[0], NULL ) ||
vips_scRGB2sRGB( t[0], &t[1], NULL ) ||
im_copy( t[1], out ) )
return( -1 );
return( 0 );
}
int
im_LabQ2sRGB( IMAGE *in, IMAGE *out )
{
VipsImage *x;
if( vips_LabQ2sRGB( in, &x, NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_icc_transform( VipsImage *in, VipsImage *out,
const char *input_profile_filename,
const char *output_profile_filename,
VipsIntent intent )
{
VipsImage *x;
if( vips_icc_transform( in, &x, output_profile_filename,
"input_profile", input_profile_filename,
"intent", intent,
NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_icc_import( VipsImage *in, VipsImage *out,
const char *input_profile_filename, VipsIntent intent )
{
VipsImage *x;
if( vips_icc_import( in, &x,
"input_profile", input_profile_filename,
"intent", intent,
NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_icc_import_embedded( VipsImage *in, VipsImage *out, VipsIntent intent )
{
VipsImage *x;
if( vips_icc_import( in, &x,
"embedded", TRUE,
"intent", intent,
NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_icc_export_depth( VipsImage *in, VipsImage *out, int depth,
const char *output_profile_filename, VipsIntent intent )
{
VipsImage *x;
if( vips_icc_export( in, &x,
"output_profile", output_profile_filename,
"depth", depth,
"intent", intent,
NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
/**
* im_LabQ2XYZ:
* @in: input image
* @out: output image
*
* Convert an image from LabQ (Coding == IM_CODING_LABQ) to XYZ.
*
* Returns: 0 on success, -1 on error.
*/
int
im_LabQ2XYZ( IMAGE *in, IMAGE *out )
{
IMAGE *t[1];
if( im_open_local_array( out, t, 1, "im_LabQ2XYZ:1", "p" ) ||
im_LabQ2Lab( in, t[0] ) ||
im_Lab2XYZ( t[0], out ) )
return( -1 );
return( 0 );
}
int
im_Lab2UCS( IMAGE *in, IMAGE *out )
{
IMAGE *t[1];
if( im_open_local_array( out, t, 1, "im_Lab2UCS:1", "p" ) ||
im_Lab2LCh( in, t[0] ) ||
im_LCh2UCS( t[0], out ) )
return( -1 );
return( 0 );
}
int
im_UCS2Lab( IMAGE *in, IMAGE *out )
{
IMAGE *t[1];
if( im_open_local_array( out, t, 1, "im_UCS2Lab:1", "p" ) ||
im_UCS2LCh( in, t[0] ) ||
im_LCh2Lab( t[0], out ) )
return( -1 );
return( 0 );
}
int
im_UCS2XYZ( IMAGE *in, IMAGE *out )
{
IMAGE *t[1];
if( im_open_local_array( out, t, 1, "im_UCS2XYZ:1", "p" ) ||
im_UCS2Lab( in, t[0] ) ||
im_Lab2XYZ( t[0], out ) )
return( -1 );
return( 0 );
}
int
im_XYZ2UCS( IMAGE *in, IMAGE *out )
{
IMAGE *t[1];
if( im_open_local_array( out, t, 1, "im_XYZ2UCS:1", "p" ) ||
im_XYZ2Lab( in, t[0] ) ||
im_Lab2UCS( t[0], out ) )
return( -1 );
return( 0 );
}
int
im_dE_fromXYZ( IMAGE *in1, IMAGE *in2, IMAGE *out )
{
IMAGE *t[2];
if( im_open_local_array( out, t, 2, "im_dE_fromXYZ:1", "p" ) ||
im_XYZ2Lab( in1, t[0] ) ||
im_XYZ2Lab( in2, t[1] ) ||
im_dE_fromLab( t[0], t[1], out ) )
return( -1 );
return( 0 );
}
int
im_dE_fromLab( IMAGE *in1, IMAGE *in2, IMAGE *out )
{
VipsImage *x;
if( vips_dE76( in1, in2, &x,
NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_dECMC_fromLab( IMAGE *in1, IMAGE *in2, IMAGE *out )
{
VipsImage *x;
if( vips_dECMC( in1, in2, &x,
NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_dE00_fromLab( IMAGE *in1, IMAGE *in2, IMAGE *out )
{
VipsImage *x;
if( vips_dE00( in1, in2, &x,
NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_icc_ac2rc( VipsImage *in, VipsImage *out, const char *profile_filename )
{
VipsImage *x;
if( vips_icc_ac2rc( in, &x, profile_filename ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_quadratic( IMAGE *in, IMAGE *out, IMAGE *coeff )
{
VipsImage *x;
if( vips_quadratic( in, &x, coeff,
NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_maxpos_vec( VipsImage *im, int *xpos, int *ypos, double *maxima, int n )
{
double max;
VipsArrayDouble *out_array;
VipsArrayInt *x_array;
VipsArrayInt *y_array;
if( vips_max( im, &max,
"size", n,
"out_array", &out_array,
"x_array", &x_array,
"y_array", &y_array,
NULL ) )
return( -1 );
memcpy( xpos,
vips_area_get_data( x_array, NULL, NULL, NULL, NULL ),
n * sizeof( int ) );
memcpy( ypos,
vips_area_get_data( y_array, NULL, NULL, NULL, NULL ),
n * sizeof( int ) );
memcpy( maxima,
vips_area_get_data( out_array, NULL, NULL, NULL, NULL ),
n * sizeof( double ) );
vips_area_unref( (VipsArea *) out_array );
vips_area_unref( (VipsArea *) x_array );
vips_area_unref( (VipsArea *) y_array );
return( 0 );
}
int
im_minpos_vec( VipsImage *im, int *xpos, int *ypos, double *minima, int n )
{
double min;
VipsArrayDouble *out_array;
VipsArrayInt *x_array;
VipsArrayInt *y_array;
if( vips_min( im, &min,
"size", n,
"out_array", &out_array,
"x_array", &x_array,
"y_array", &y_array,
NULL ) )
return( -1 );
memcpy( xpos,
vips_area_get_data( x_array, NULL, NULL, NULL, NULL ),
n * sizeof( int ) );
memcpy( ypos,
vips_area_get_data( y_array, NULL, NULL, NULL, NULL ),
n * sizeof( int ) );
memcpy( minima,
vips_area_get_data( out_array, NULL, NULL, NULL, NULL ),
n * sizeof( double ) );
vips_area_unref( (VipsArea *) out_array );
vips_area_unref( (VipsArea *) x_array );
vips_area_unref( (VipsArea *) y_array );
return( 0 );
}
int
im_cross_phase( IMAGE *in1, IMAGE *in2, IMAGE *out )
{
VipsImage *x;
if( vips_call( "cross_phase", in1, in2, &x, NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_maplut( IMAGE *in, IMAGE *out, IMAGE *lut )
{
VipsImage *x;
if( vips_maplut( in, &x, lut, NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_histcum( IMAGE *in, IMAGE *out )
{
VipsImage *x;
if( vips_hist_cum( in, &x, NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_histnorm( IMAGE *in, IMAGE *out )
{
VipsImage *x;
if( vips_hist_norm( in, &x, NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_histeq( IMAGE *in, IMAGE *out )
{
IMAGE *t1;
if( !(t1 = im_open_local( out, "im_histeq", "p" )) ||
im_histcum( in, t1 ) ||
im_histnorm( t1, out ) )
return( -1 );
return( 0 );
}
int
im_heq( VipsImage *in, VipsImage *out, int bandno )
{
VipsImage *x;
if( vips_hist_equal( in, &x, "band", bandno, NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_hist( IMAGE *in, IMAGE *out, int bandno )
{
IMAGE *hist;
if( !(hist = im_open_local( out, "im_hist", "p" )) ||
im_histgr( in, hist, bandno ) ||
im_histplot( hist, out ) )
return( -1 );
return( 0 );
}
int
im_histgr( IMAGE *in, IMAGE *out, int bandno )
{
VipsImage *x;
if( vips_hist_find( in, &x,
"band", bandno,
NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_falsecolour( IMAGE *in, IMAGE *out )
{
VipsImage *x;
if( vips_falsecolour( in, &x, NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_gammacorrect( IMAGE *in, IMAGE *out, double exponent )
{
VipsImage *x;
if( vips_gammacorrect( in, &x,
"exponent", exponent,
NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
/* This is used by the carrierwave shrinker to cache the
* output of shrink before doing the final affine.
*
* We use the vips8 threaded tilecache to avoid a deadlock: suppose thread1,
* evaluating the top block of the output is delayed, and thread2, evaluating
* the second block gets here first (this can happen on a heavily-loaded
* system).
*
* With an unthreaded tilecache (as we had before), thread2 will get
* the cache lock and start evaling the second block of the shrink. When it
* reaches the png reader it will stall until the first block has been used ...
* but it never will, since thread1 will block on this cache lock.
*
* This function is only used in this place (I think), so it's OK to
* hard-wire this to be a sequential threaded cache.
*/
int
im_tile_cache( IMAGE *in, IMAGE *out,
int tile_width, int tile_height, int max_tiles )
{
VipsImage *x;
if( vips_tilecache( in, &x,
"tile_width", tile_width,
"tile_height", tile_height,
"max_tiles", max_tiles,
"strategy", VIPS_CACHE_SEQUENTIAL,
"threaded", TRUE,
NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
static int
im__affinei( VipsImage *in, VipsImage *out,
VipsInterpolate *interpolate, VipsTransformation *trn )
{
VipsImage *x;
VipsArea *oarea;
oarea = (VipsArea *) vips_array_int_newv( 4,
trn->oarea.left, trn->oarea.top,
trn->oarea.width, trn->oarea.height );
if( vips_affine( in, &x,
trn->a, trn->b, trn->c, trn->d,
"interpolate", interpolate,
"oarea", oarea,
"odx", trn->odx,
"ody", trn->ody,
NULL ) ) {
vips_area_unref( oarea );
return( -1 );
}
vips_area_unref( oarea );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_affinei( VipsImage *in, VipsImage *out, VipsInterpolate *interpolate,
double a, double b, double c, double d, double odx, double ody,
int ox, int oy, int ow, int oh )
{
VipsTransformation trn;
trn.iarea.left = 0;
trn.iarea.top = 0;
trn.iarea.width = in->Xsize;
trn.iarea.height = in->Ysize;
trn.oarea.left = ox;
trn.oarea.top = oy;
trn.oarea.width = ow;
trn.oarea.height = oh;
trn.a = a;
trn.b = b;
trn.c = c;
trn.d = d;
trn.idx = 0;
trn.idy = 0;
trn.odx = odx;
trn.ody = ody;
return( im__affinei( in, out, interpolate, &trn ) );
}
int
im_affinei_all( VipsImage *in, VipsImage *out, VipsInterpolate *interpolate,
double a, double b, double c, double d, double odx, double ody )
{
VipsTransformation trn;
trn.iarea.left = 0;
trn.iarea.top = 0;
trn.iarea.width = in->Xsize;
trn.iarea.height = in->Ysize;
trn.a = a;
trn.b = b;
trn.c = c;
trn.d = d;
trn.idx = 0;
trn.idy = 0;
trn.odx = odx;
trn.ody = ody;
vips__transform_set_area( &trn );
return( im__affinei( in, out, interpolate, &trn ) );
}
/* Still needed by some parts of mosaic.
*/
int
vips__affine( VipsImage *in, VipsImage *out, VipsTransformation *trn )
{
return( im__affinei( in, out,
vips_interpolate_bilinear_static(), trn ) );
}
int
im_copy_file( IMAGE *in, IMAGE *out )
{
VipsImage *x;
if( vips_copy_file( in, &x, NULL ) )
return( -1 );
if( im_copy( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
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