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rename nohalo as nohalo1

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This commit is contained in:
John Cupitt 2009-03-16 14:13:38 +00:00
parent 1e9233141c
commit 0c13abb9de
6 changed files with 129 additions and 137 deletions
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1
ChangeLog
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@ -1,6 +1,7 @@
6/3/09 started 7.17.3
- revised nohalo
- remove fading stuff from im_render() -- cleaner and simpler
- configure spots support for "restrict"
3/3/09 started 7.17.2
- im_magick2vips.c: allow funky bit depths, like 14 (thanks Mikkel)

1
configure.in
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@ -90,6 +90,7 @@ AC_PROG_AWK
AC_PROG_CC
AC_PROG_CC_STDC
AC_C_CONST
AC_C_RESTRICT
AC_PROG_RANLIB
AC_PROG_INSTALL
AC_PROG_LN_S

4
libsrc/iofuncs/im_render.c
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@ -34,7 +34,7 @@
* 23/4/08
* - oop, broken for mask == NULL
* 5/3/09
* - remove all the fading stuff, a bit useless and it adds a lot of
* - remove all the fading stuff, a bit useless and it adds
* complexity
*/
@ -67,9 +67,9 @@
/* Turn on debugging output.
#define DEBUG
#define DEBUG_REUSE
#define DEBUG_MAKE
#define DEBUG_PAINT
#define DEBUG_TG
#define DEBUG_MAKE
*/
#ifdef HAVE_CONFIG_H

2
libsrc/resample/Makefile.am
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@ -6,7 +6,7 @@ libresample_la_SOURCES = \
similarity.c \
interpolate.c \
yafrsmooth.cpp \
nohalo.cpp \
nohalo1.cpp \
templates.h \
transform.c \
resample_dispatch.c

4
libsrc/resample/interpolate.c
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@ -447,13 +447,13 @@ vips__interpolate_init( void )
{
extern GType vips_interpolate_bicubic_get_type( void );
extern GType vips_interpolate_yafrsmooth_get_type( void );
extern GType vips_interpolate_nohalo_get_type( void );
extern GType vips_interpolate_nohalo1_get_type( void );
vips_interpolate_nearest_get_type();
vips_interpolate_bilinear_get_type();
vips_interpolate_bicubic_get_type();
vips_interpolate_yafrsmooth_get_type();
vips_interpolate_nohalo_get_type();
vips_interpolate_nohalo1_get_type();
}
/* Make an interpolator from a nickname.

254
libsrc/resample/nohalo.cpp → libsrc/resample/nohalo1.cpp
View File

@ -1,4 +1,11 @@
/* nohalo interpolator
*
* Hacked for vips by J. Cupitt, 20/1/09
* Tweaks by N. Robidoux and J. Cupitt 5-15/03/09
*
* 16/3/09
* - rename as nohalo1
* - move "restrict" support to configure
*/
/*
@ -39,10 +46,6 @@
* Discovery Grant.
*/
/* Hacked for vips by J. Cupitt, 20/1/09
* Tweaks by N. Robidoux and J. Cupitt 5-15/03/09
*/
/*
* ================
* NOHALO RESAMPLER
@ -200,18 +203,6 @@
#include "templates.h"
#ifndef vips_restrict
#ifdef __restrict
#define vips_restrict __restrict
#else
#ifdef __restrict__
#define vips_restrict __restrict__
#else
#define vips_restrict
#endif
#endif
#endif
/*
* FAST_PSEUDO_FLOOR is a floor and floorf replacement which has been
* found to be faster on several linux boxes than the library
@ -245,48 +236,48 @@
#define FAST_MINMOD(a,b,ab,abminusaa) \
( (ab)>=0. ? ( (abminusaa)>=0. ? (a) : (b) ) : 0. )
#define VIPS_TYPE_INTERPOLATE_NOHALO \
(vips_interpolate_nohalo_get_type())
#define VIPS_INTERPOLATE_NOHALO( obj ) \
#define VIPS_TYPE_INTERPOLATE_NOHALO1 \
(vips_interpolate_nohalo1_get_type())
#define VIPS_INTERPOLATE_NOHALO1( obj ) \
(G_TYPE_CHECK_INSTANCE_CAST( (obj), \
VIPS_TYPE_INTERPOLATE_NOHALO, VipsInterpolateNohalo ))
#define VIPS_INTERPOLATE_NOHALO_CLASS( klass ) \
VIPS_TYPE_INTERPOLATE_NOHALO1, VipsInterpolateNohalo1 ))
#define VIPS_INTERPOLATE_NOHALO1_CLASS( klass ) \
(G_TYPE_CHECK_CLASS_CAST( (klass), \
VIPS_TYPE_INTERPOLATE_NOHALO, VipsInterpolateNohaloClass))
#define VIPS_IS_INTERPOLATE_NOHALO( obj ) \
(G_TYPE_CHECK_INSTANCE_TYPE( (obj), VIPS_TYPE_INTERPOLATE_NOHALO ))
#define VIPS_IS_INTERPOLATE_NOHALO_CLASS( klass ) \
(G_TYPE_CHECK_CLASS_TYPE( (klass), VIPS_TYPE_INTERPOLATE_NOHALO ))
#define VIPS_INTERPOLATE_NOHALO_GET_CLASS( obj ) \
VIPS_TYPE_INTERPOLATE_NOHALO1, VipsInterpolateNohalo1Class))
#define VIPS_IS_INTERPOLATE_NOHALO1( obj ) \
(G_TYPE_CHECK_INSTANCE_TYPE( (obj), VIPS_TYPE_INTERPOLATE_NOHALO1 ))
#define VIPS_IS_INTERPOLATE_NOHALO1_CLASS( klass ) \
(G_TYPE_CHECK_CLASS_TYPE( (klass), VIPS_TYPE_INTERPOLATE_NOHALO1 ))
#define VIPS_INTERPOLATE_NOHALO1_GET_CLASS( obj ) \
(G_TYPE_INSTANCE_GET_CLASS( (obj), \
VIPS_TYPE_INTERPOLATE_NOHALO, VipsInterpolateNohaloClass ))
VIPS_TYPE_INTERPOLATE_NOHALO1, VipsInterpolateNohalo1Class ))
typedef struct _VipsInterpolateNohalo {
typedef struct _VipsInterpolateNohalo1 {
VipsInterpolate parent_object;
} VipsInterpolateNohalo;
} VipsInterpolateNohalo1;
typedef struct _VipsInterpolateNohaloClass {
typedef struct _VipsInterpolateNohalo1Class {
VipsInterpolateClass parent_class;
} VipsInterpolateNohaloClass;
} VipsInterpolateNohalo1Class;
static void inline
nohalo_sharp_level_1( const double uno_two,
const double uno_thr,
const double dos_one,
const double dos_two,
const double dos_thr,
const double dos_fou,
const double tre_one,
const double tre_two,
const double tre_thr,
const double tre_fou,
const double qua_two,
const double qua_thr,
double* vips_restrict r1,
double* vips_restrict r2,
double* vips_restrict r3 )
nohalo1( const double uno_two,
const double uno_thr,
const double dos_one,
const double dos_two,
const double dos_thr,
const double dos_fou,
const double tre_one,
const double tre_two,
const double tre_thr,
const double tre_fou,
const double qua_two,
const double qua_thr,
double* restrict r1,
double* restrict r2,
double* restrict r3 )
{
/*
* This function calculates the missing three double density pixel
@ -460,20 +451,20 @@ nohalo_sharp_level_1( const double uno_two,
*r3 = eight_times_dostre_twothr;
}
/* Call nohalo_sharp_level_1 with an interpolator as a parameter.
/* Call nohalo1 with an interpolator as a parameter.
* It'd be nice to do this with templates somehow :-( but I can't see a
* clean way to do it.
*/
#define NOHALO_SHARP_LEVEL_1_INTER( inter ) \
#define NOHALO1_INTER( inter ) \
template <typename T> static void inline \
nohalo_sharp_level_1_ ## inter( PEL* vips_restrict pout, \
const PEL* vips_restrict pin, \
const int bands, \
const int lskip, \
const double relative_x, \
const double relative_y ) \
nohalo1_ ## inter( PEL* restrict pout, \
const PEL* restrict pin, \
const int bands, \
const int lskip, \
const double relative_x, \
const double relative_y ) \
{ \
T* vips_restrict out = (T *) pout; \
T* restrict out = (T *) pout; \
\
const int relative_x_is_rite = ( relative_x >= 0. ); \
const int relative_y_is_down = ( relative_y >= 0. ); \
@ -484,7 +475,7 @@ nohalo_sharp_level_1( const double uno_two,
const int corner_reflection_shift = \
relative_x_is_rite * bands + relative_y_is_down * lskip; \
\
const T* vips_restrict in = ( (T *) pin ) + corner_reflection_shift; \
const T* restrict in = ( (T *) pin ) + corner_reflection_shift; \
\
const int shift_1_pixel = sign_of_relative_x * bands; \
const int shift_1_row = sign_of_relative_y * lskip; \
@ -525,15 +516,15 @@ nohalo_sharp_level_1( const double uno_two,
\
const double dos_two = in[dos_two_shift]; \
\
nohalo_sharp_level_1( in[uno_two_shift], in[uno_thr_shift], \
in[dos_one_shift], dos_two, \
in[dos_thr_shift], in[dos_fou_shift], \
in[tre_one_shift], in[tre_two_shift], \
in[tre_thr_shift], in[tre_fou_shift], \
in[qua_two_shift], in[qua_thr_shift], \
&four_times_dos_twothr, \
&four_times_dostre_two, \
&eight_times_dostre_twothr ); \
nohalo1( in[uno_two_shift], in[uno_thr_shift], \
in[dos_one_shift], dos_two, \
in[dos_thr_shift], in[dos_fou_shift], \
in[tre_one_shift], in[tre_two_shift], \
in[tre_thr_shift], in[tre_fou_shift], \
in[qua_two_shift], in[qua_thr_shift], \
&four_times_dos_twothr, \
&four_times_dostre_two, \
&eight_times_dostre_twothr ); \
\
const T result = bilinear_ ## inter<T>( w_times_z, \
x_times_z_over_4, \
@ -549,23 +540,23 @@ nohalo_sharp_level_1( const double uno_two,
} while (--band); \
}
NOHALO_SHARP_LEVEL_1_INTER( float )
NOHALO_SHARP_LEVEL_1_INTER( signed )
NOHALO_SHARP_LEVEL_1_INTER( unsigned )
NOHALO1_INTER( float )
NOHALO1_INTER( signed )
NOHALO1_INTER( unsigned )
/* We need C linkage for this.
*/
extern "C" {
G_DEFINE_TYPE( VipsInterpolateNohalo, vips_interpolate_nohalo,
G_DEFINE_TYPE( VipsInterpolateNohalo1, vips_interpolate_nohalo1,
VIPS_TYPE_INTERPOLATE );
}
static void
vips_interpolate_nohalo_interpolate( VipsInterpolate* vips_restrict interpolate,
PEL* vips_restrict out,
REGION* vips_restrict in,
double absolute_x,
double absolute_y )
vips_interpolate_nohalo1_interpolate( VipsInterpolate* restrict interpolate,
PEL* restrict out,
REGION* restrict in,
double absolute_x,
double absolute_y )
{
/*
* VIPS versions of Nicolas's pixel addressing values. Double bands for
@ -601,75 +592,74 @@ vips_interpolate_nohalo_interpolate( VipsInterpolate* vips_restrict interpolate,
* of the 2x2 group of pixel centers which contains the
* sampling location in its convex hull:
*/
const PEL * vips_restrict p = (PEL *) IM_REGION_ADDR( in, ix, iy );
const PEL* restrict p = (PEL *) IM_REGION_ADDR( in, ix, iy );
#define CALL( T, inter ) \
nohalo_sharp_level_1_ ## inter<T>( out, \
p, \
bands, \
lskip, \
relative_x, \
relative_y );
nohalo1_ ## inter<T>( out, \
p, \
bands, \
lskip, \
relative_x, \
relative_y );
switch( in->im->BandFmt ) {
case IM_BANDFMT_UCHAR:
CALL( unsigned char, unsigned );
break;
switch( in->im->BandFmt ) {
case IM_BANDFMT_UCHAR:
CALL( unsigned char, unsigned );
break;
case IM_BANDFMT_CHAR:
CALL( signed char, signed );
break;
case IM_BANDFMT_USHORT:
CALL( unsigned short, unsigned );
break;
case IM_BANDFMT_SHORT:
CALL( signed short, signed );
break;
case IM_BANDFMT_UINT:
CALL( unsigned int, unsigned );
break;
case IM_BANDFMT_INT:
CALL( signed int, signed );
break;
/* Complex images handled by doubling of bands, see above.
*/
case IM_BANDFMT_FLOAT:
case IM_BANDFMT_COMPLEX:
CALL( float, float );
break;
case IM_BANDFMT_DOUBLE:
case IM_BANDFMT_DPCOMPLEX:
CALL( double, float );
break;
default:
g_assert( 0 );
break;
}
case IM_BANDFMT_CHAR:
CALL( signed char, signed );
break;
case IM_BANDFMT_USHORT:
CALL( unsigned short, unsigned );
break;
case IM_BANDFMT_SHORT:
CALL( signed short, signed );
break;
case IM_BANDFMT_UINT:
CALL( unsigned int, unsigned );
break;
case IM_BANDFMT_INT:
CALL( signed int, signed );
break;
/* Complex images handled by doubling of bands, see above.
*/
case IM_BANDFMT_FLOAT:
case IM_BANDFMT_COMPLEX:
CALL( float, float );
break;
case IM_BANDFMT_DOUBLE:
case IM_BANDFMT_DPCOMPLEX:
CALL( double, float );
break;
default:
g_assert( 0 );
break;
}
}
static void
vips_interpolate_nohalo_class_init( VipsInterpolateNohaloClass *klass )
vips_interpolate_nohalo1_class_init( VipsInterpolateNohalo1Class *klass )
{
VipsObjectClass *object_class = VIPS_OBJECT_CLASS( klass );
VipsInterpolateClass *interpolate_class =
VIPS_INTERPOLATE_CLASS( klass );
VipsObjectClass *object_class = VIPS_OBJECT_CLASS( klass );
VipsInterpolateClass *interpolate_class =
VIPS_INTERPOLATE_CLASS( klass );
object_class->nickname = "nohalo";
object_class->description = _( "Edge-enhancing bilinear" );
object_class->nickname = "nohalo1";
object_class->description = _( "Edge-enhancing bilinear" );
interpolate_class->interpolate =
vips_interpolate_nohalo_interpolate;
interpolate_class->window_size = 4;
interpolate_class->interpolate = vips_interpolate_nohalo1_interpolate;
interpolate_class->window_size = 4;
}
static void
vips_interpolate_nohalo_init( VipsInterpolateNohalo *nohalo )
vips_interpolate_nohalo1_init( VipsInterpolateNohalo1 *nohalo )
{
}