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move vips__lr|tbmerge to private API

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This commit is contained in:
John Cupitt 2020-07-01 17:31:25 +01:00
parent 8dcf3bca57
commit 0803de07e7
12 changed files with 182 additions and 115 deletions
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4
libvips/deprecated/mosaicing_dispatch.c
View File

@ -367,7 +367,7 @@ lrmerge_vec( im_object *argv )
int dy = *((int *) argv[4]);
int mwidth = *((int *) argv[5]);
return( vips_lrmerge( argv[0], argv[1], argv[2], dx, dy, mwidth ) );
return( im_lrmerge( argv[0], argv[1], argv[2], dx, dy, mwidth ) );
}
/* Call im_lrmerge1 via arg vector.
@ -421,7 +421,7 @@ tbmerge_vec( im_object *argv )
int dy = *((int *) argv[4]);
int mwidth = *((int *) argv[5]);
return( vips_tbmerge( argv[0], argv[1], argv[2], dx, dy, mwidth ) );
return( im_tbmerge( argv[0], argv[1], argv[2], dx, dy, mwidth ) );
}
/* Call im_tbmerge1 via arg vector.

38
libvips/deprecated/vips7compat.c
View File

@ -5367,6 +5367,25 @@ im_tbmosaic1( IMAGE *ref, IMAGE *sec, IMAGE *out,
return( 0 );
}
int
im_lrmerge( IMAGE *ref, IMAGE *sec, IMAGE *out,
int dx, int dy, int mwidth )
{
VipsImage *x;
if( vips_merge( ref, sec, &x, VIPS_DIRECTION_HORIZONTAL, dx, dy,
"mblend", mwidth,
NULL ) )
return( -1 );
if( vips_image_write( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_lrmerge1( IMAGE *ref, IMAGE *sec, IMAGE *out,
int xr1, int yr1, int xs1, int ys1,
@ -5389,6 +5408,25 @@ im_lrmerge1( IMAGE *ref, IMAGE *sec, IMAGE *out,
return( 0 );
}
int
im_tbmerge( IMAGE *ref, IMAGE *sec, IMAGE *out,
int dx, int dy, int mwidth )
{
VipsImage *x;
if( vips_merge( ref, sec, &x, VIPS_DIRECTION_VERTICAL, dx, dy,
"mblend", mwidth,
NULL ) )
return( -1 );
if( vips_image_write( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}
int
im_tbmerge1( IMAGE *ref, IMAGE *sec, IMAGE *out,
int xr1, int yr1, int xs1, int ys1,

4
libvips/include/vips/vips7compat.h
View File

@ -1065,10 +1065,14 @@ int im_global_balancef( VipsImage *in, VipsImage *out, double gamma );
int im_remosaic( VipsImage *in, VipsImage *out,
const char *old_str, const char *new_str );
int im_lrmerge( VipsImage *ref, VipsImage *sec, VipsImage *out,
int dx, int dy, int mwidth );
int im_lrmerge1( VipsImage *ref, VipsImage *sec, VipsImage *out,
int xr1, int yr1, int xs1, int ys1,
int xr2, int yr2, int xs2, int ys2,
int mwidth );
int im_tbmerge( VipsImage *ref, VipsImage *sec, VipsImage *out,
int dx, int dy, int mwidth );
int im_tbmerge1( VipsImage *ref, VipsImage *sec, VipsImage *out,
int xr1, int yr1, int xs1, int ys1,
int xr2, int yr2, int xs2, int ys2,

4
libvips/mosaicing/Makefile.am
View File

@ -8,16 +8,16 @@ libmosaicing_la_SOURCES = \
mosaic1.c \
matrixinvert.c \
global_balance.c \
lrmerge.c \
tbmerge.c \
im_avgdxdy.c \
im_chkpair.c \
im_clinear.c \
im_improve.c \
im_initialize.c \
im_lrcalcon.c \
im_lrmerge.c \
im_lrmosaic.c \
im_tbcalcon.c \
im_tbmerge.c \
im_remosaic.c \
im_tbmosaic.c \
global_balance.h \

43
libvips/mosaicing/global_balance.c
View File

@ -1340,22 +1340,17 @@ make_mos_image( SymbolTable *st, JoinNode *node, transform_fn tfn, void *a )
!(im2 = make_mos_image( st, node->arg2, tfn, a )) )
return( NULL );
out = vips_image_new();
if( vips_merge( im1, im2, &out,
node->type == JOIN_LR ?
VIPS_DIRECTION_HORIZONTAL :
VIPS_DIRECTION_VERTICAL,
-node->dx, -node->dy,
"mblend", node->mwidth,
NULL ) )
return( NULL );
vips_object_local( st->im, out );
vips_image_set_string( out, "mosaic-name", node->name );
if( node->type == JOIN_LR ) {
if( vips_lrmerge( im1, im2, out,
-node->dx, -node->dy, node->mwidth ) )
return( NULL );
}
else {
if( vips_tbmerge( im1, im2, out,
-node->dx, -node->dy, node->mwidth ) )
return( NULL );
}
break;
case JOIN_LRROTSCALE:
@ -1415,6 +1410,7 @@ vips__build_mosaic( SymbolTable *st, VipsImage *out, transform_fn tfn, void *a )
{
JoinNode *root = st->root;
VipsImage *im1, *im2;
VipsImage *x;
switch( root->type ) {
case JOIN_LR:
@ -1423,16 +1419,19 @@ vips__build_mosaic( SymbolTable *st, VipsImage *out, transform_fn tfn, void *a )
!(im2 = make_mos_image( st, root->arg2, tfn, a )) )
return( -1 );
if( root->type == JOIN_LR ) {
if( vips_lrmerge( im1, im2, out,
-root->dx, -root->dy, root->mwidth ) )
return( -1 );
}
else {
if( vips_tbmerge( im1, im2, out,
-root->dx, -root->dy, root->mwidth ) )
return( -1 );
if( vips_merge( im1, im2, &x,
root->type == JOIN_LR ?
VIPS_DIRECTION_HORIZONTAL :
VIPS_DIRECTION_VERTICAL,
-root->dx, -root->dy,
"mblend", root->mwidth,
NULL ) )
return( -1 );
if( vips_image_write( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
break;

10
libvips/mosaicing/im_lrmosaic.c
View File

@ -252,6 +252,7 @@ vips_lrmosaic( VipsImage *ref, VipsImage *sec, VipsImage *out,
int dx0, dy0;
double scale1, angle1, dx1, dy1;
VipsImage *dummy;
VipsImage *x;
/* Correct overlap. dummy is just a placeholder used to ensure that
* memory used by the analysis phase is freed as soon as possible.
@ -270,8 +271,15 @@ vips_lrmosaic( VipsImage *ref, VipsImage *sec, VipsImage *out,
/* Merge left right.
*/
if( vips_lrmerge( ref, sec, out, dx0, dy0, mwidth ) )
if( vips_merge( ref, sec, &x, VIPS_DIRECTION_HORIZONTAL, dx0, dy0,
"mblend", mwidth,
NULL ) )
return( -1 );
if( vips_image_write( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}

10
libvips/mosaicing/im_tbmosaic.c
View File

@ -223,6 +223,7 @@ vips_tbmosaic( VipsImage *ref, VipsImage *sec, VipsImage *out,
int dx0, dy0;
double scale1, angle1, dx1, dy1;
VipsImage *dummy;
VipsImage *x;
/* Correct overlap. dummy is just a placeholder used to ensure that
* memory used by the analysis phase is freed as soon as possible.
@ -241,8 +242,15 @@ vips_tbmosaic( VipsImage *ref, VipsImage *sec, VipsImage *out,
/* Merge top-bottom.
*/
if( vips_tbmerge( ref, sec, out, dx0, dy0, mwidth ) )
if( vips_merge( ref, sec, &x, VIPS_DIRECTION_VERTICAL, dx0, dy0,
"mblend", mwidth,
NULL ) )
return( -1 );
if( vips_image_write( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
return( 0 );
}

115
libvips/mosaicing/im_lrmerge.c → libvips/mosaicing/lrmerge.c
View File

@ -203,19 +203,19 @@ find_first( VipsRegion *ir, int *pos, int x, int y, int w )
}
switch( im->BandFmt ) {
case VIPS_FORMAT_UCHAR: lsearch( unsigned char ); break;
case VIPS_FORMAT_CHAR: lsearch( signed char ); break;
case VIPS_FORMAT_UCHAR: lsearch( unsigned char ); break;
case VIPS_FORMAT_CHAR: lsearch( signed char ); break;
case VIPS_FORMAT_USHORT: lsearch( unsigned short ); break;
case VIPS_FORMAT_SHORT: lsearch( signed short ); break;
case VIPS_FORMAT_UINT: lsearch( unsigned int ); break;
case VIPS_FORMAT_INT: lsearch( signed int ); break;
case VIPS_FORMAT_FLOAT: lsearch( float ); break;
case VIPS_FORMAT_SHORT: lsearch( signed short ); break;
case VIPS_FORMAT_UINT: lsearch( unsigned int ); break;
case VIPS_FORMAT_INT: lsearch( signed int ); break;
case VIPS_FORMAT_FLOAT: lsearch( float ); break;
case VIPS_FORMAT_DOUBLE: lsearch( double ); break;
case VIPS_FORMAT_COMPLEX: lsearch( float ); break;
case VIPS_FORMAT_DPCOMPLEX: lsearch( double ); break;
default:
vips_error( "vips_lrmerge", "%s", _( "internal error" ) );
g_assert_not_reached();
return( -1 );
}
@ -252,19 +252,19 @@ find_last( VipsRegion *ir, int *pos, int x, int y, int w )
}
switch( im->BandFmt ) {
case VIPS_FORMAT_UCHAR: rsearch( unsigned char ); break;
case VIPS_FORMAT_CHAR: rsearch( signed char ); break;
case VIPS_FORMAT_UCHAR: rsearch( unsigned char ); break;
case VIPS_FORMAT_CHAR: rsearch( signed char ); break;
case VIPS_FORMAT_USHORT: rsearch( unsigned short ); break;
case VIPS_FORMAT_SHORT: rsearch( signed short ); break;
case VIPS_FORMAT_UINT: rsearch( unsigned int ); break;
case VIPS_FORMAT_INT: rsearch( signed int ); break;
case VIPS_FORMAT_FLOAT: rsearch( float ); break;
case VIPS_FORMAT_SHORT: rsearch( signed short ); break;
case VIPS_FORMAT_UINT: rsearch( unsigned int ); break;
case VIPS_FORMAT_INT: rsearch( signed int ); break;
case VIPS_FORMAT_FLOAT: rsearch( float ); break;
case VIPS_FORMAT_DOUBLE: rsearch( double ); break;
case VIPS_FORMAT_COMPLEX: rsearch( float ); break;
case VIPS_FORMAT_DPCOMPLEX: rsearch( double ); break;
default:
vips_error( "vipslrmerge", "%s", _( "internal error" ) );
vips_error( "lrmerge", "%s", _( "internal error" ) );
return( -1 );
}
@ -330,7 +330,7 @@ make_firstlast( MergeInfo *inf, Overlapping *ovlap, VipsRect *oreg )
sr.top -= ovlap->sarea.top;
#ifdef DEBUG
printf( "vips__lrmerge: making first/last for areas:\n" );
printf( "lrmerge: making first/last for areas:\n" );
printf( "ref: left = %d, top = %d, width = %d, height = %d\n",
rr.left, rr.top, rr.width, rr.height );
printf( "sec: left = %d, top = %d, width = %d, height = %d\n",
@ -605,7 +605,7 @@ lr_blend( VipsRegion *or, MergeInfo *inf, Overlapping *ovlap, VipsRect *oreg )
fblend( double, im->Bands * 2, pr, ps, q ); break;
default:
vips_error( "vips_lrmerge", "%s", _( "internal error" ) );
g_assert_not_reached();
return( -1 );
}
}
@ -616,7 +616,8 @@ lr_blend( VipsRegion *or, MergeInfo *inf, Overlapping *ovlap, VipsRect *oreg )
/* Left-right blend function for VIPS_CODING_LABQ images.
*/
static int
lr_blend_labpack( VipsRegion *or, MergeInfo *inf, Overlapping *ovlap, VipsRect *oreg )
lr_blend_labpack( VipsRegion *or, MergeInfo *inf, Overlapping *ovlap,
VipsRect *oreg )
{
VipsRegion *rir = inf->rir;
VipsRegion *sir = inf->sir;
@ -688,11 +689,12 @@ lock_free( VipsImage *image, GMutex *lock )
}
/* Build basic per-call state and do some geometry calculations. Shared with
* vips_tbmerge, so not static.
* tbmerge, so not static.
*/
Overlapping *
vips__build_mergestate( const char *domain,
VipsImage *ref, VipsImage *sec, VipsImage *out, int dx, int dy, int mwidth )
VipsImage *ref, VipsImage *sec, VipsImage *out,
int dx, int dy, int mwidth )
{
VipsImage **t = (VipsImage **)
vips_object_local_array( VIPS_OBJECT( out ), 4 );
@ -703,14 +705,13 @@ vips__build_mergestate( const char *domain,
/* TODO(kleisauke): Copied from vips_insert, perhaps we
* need a separate function for this?
* (just like im__insert_base) */
* (just like im__insert_base)
*/
if( vips_image_pio_input( ref ) ||
vips_image_pio_input( sec ) ||
vips_check_bands_1orn( domain,
ref, sec ) ||
vips_check_bands_1orn( domain, ref, sec ) ||
vips_check_coding_known( domain, ref ) ||
vips_check_coding_same( domain,
ref, sec ) )
vips_check_coding_same( domain, ref, sec ) )
return( NULL );
/* Cast our input images up to a common format and bands.
@ -809,11 +810,12 @@ vips__build_mergestate( const char *domain,
/* Build per-call state.
*/
static Overlapping *
build_lrstate( VipsImage *ref, VipsImage *sec, VipsImage *out, int dx, int dy, int mwidth )
build_lrstate( VipsImage *ref, VipsImage *sec, VipsImage *out,
int dx, int dy, int mwidth )
{
Overlapping *ovlap;
if( !(ovlap = vips__build_mergestate( "vips_lrmerge",
if( !(ovlap = vips__build_mergestate( "lrmerge",
ref, sec, out, dx, dy, mwidth )) )
return( NULL );
@ -829,7 +831,7 @@ build_lrstate( VipsImage *ref, VipsImage *sec, VipsImage *out, int dx, int dy, i
break;
default:
vips_error( "vips_lrmerge", "%s", _( "unknown coding type" ) );
vips_error( "lrmerge", "%s", _( "unknown coding type" ) );
return( NULL );
}
@ -844,9 +846,10 @@ build_lrstate( VipsImage *ref, VipsImage *sec, VipsImage *out, int dx, int dy, i
/* Is there too much overlap? ie. right edge of ref image is greater
* than right edge of sec image, or left > left.
*/
if( VIPS_RECT_RIGHT( &ovlap->rarea ) > VIPS_RECT_RIGHT( &ovlap->sarea ) ||
if( VIPS_RECT_RIGHT( &ovlap->rarea ) >
VIPS_RECT_RIGHT( &ovlap->sarea ) ||
ovlap->rarea.left > ovlap->sarea.left ) {
vips_error( "vips_lrmerge", "%s", _( "too much overlap" ) );
vips_error( "lrmerge", "%s", _( "too much overlap" ) );
return( NULL );
}
@ -861,7 +864,7 @@ build_lrstate( VipsImage *ref, VipsImage *sec, VipsImage *out, int dx, int dy, i
* or the sec images. Attach output to the appropriate part of the input image.
* area is the position that ir->im occupies in the output image.
*
* Shared with vips_tbmerge(), so not static.
* Shared with tbmerge, so not static.
*/
int
vips__attach_input( VipsRegion *or, VipsRegion *ir, VipsRect *area )
@ -890,10 +893,11 @@ vips__attach_input( VipsRegion *or, VipsRegion *ir, VipsRect *area )
* above, but just do a sub-area of the output, and make sure we copy rather
* than just pointer-fiddling. reg is the sub-area of or->valid we should do.
*
* Shared with vips_tbmerge(), so not static.
* Shared with tbmerge, so not static.
*/
int
vips__copy_input( VipsRegion *or, VipsRegion *ir, VipsRect *area, VipsRect *reg )
vips__copy_input( VipsRegion *or, VipsRegion *ir,
VipsRect *area, VipsRect *reg )
{
VipsRect r = *reg;
@ -910,8 +914,8 @@ vips__copy_input( VipsRegion *or, VipsRegion *ir, VipsRect *area, VipsRect *reg
return( 0 );
}
/* Generate function for merge. This is shared between vips_lrmerge() and
* vips_tbmerge().
/* Generate function for merge. This is shared between lrmerge and
* tbmerge.
*/
int
vips__merge_gen( VipsRegion *or, void *seq, void *a, void *b,
@ -981,7 +985,7 @@ vips__merge_gen( VipsRegion *or, void *seq, void *a, void *b,
return( 0 );
}
/* Stop function. Shared with vips_tbmerge(). Free explicitly to reduce mem
/* Stop function. Shared with tbmerge. Free explicitly to reduce mem
* requirements quickly for large mosaics.
*/
int
@ -999,7 +1003,7 @@ vips__stop_merge( void *seq, void *a, void *b )
return( 0 );
}
/* Start function. Shared with vips_tbmerge().
/* Start function. Shared with tbmerge.
*/
void *
vips__start_merge( VipsImage *out, void *a, void *b )
@ -1041,12 +1045,13 @@ vips__start_merge( VipsImage *out, void *a, void *b )
}
int
vips__lrmerge( VipsImage *ref, VipsImage *sec, VipsImage *out, int dx, int dy, int mwidth )
vips__lrmerge( VipsImage *ref, VipsImage *sec, VipsImage *out,
int dx, int dy, int mwidth )
{
Overlapping *ovlap;
#ifdef DEBUG
printf( "vips__lrmerge %s %s %s %d %d %d\n",
printf( "lrmerge %s %s %s %d %d %d\n",
ref->filename, sec->filename, out->filename,
dx, dy, mwidth );
printf( "ref is %d x %d pixels\n", ref->Xsize, ref->Ysize );
@ -1054,16 +1059,24 @@ vips__lrmerge( VipsImage *ref, VipsImage *sec, VipsImage *out, int dx, int dy, i
#endif
if( dx > 0 || dx < 1 - ref->Xsize ) {
VipsImage *x;
#ifdef DEBUG
printf( "vips__lrmerge: no overlap, using insert\n" );
printf( "lrmerge: no overlap, using insert\n" );
#endif
/* No overlap, use insert instead.
*/
if( vips_insert( ref, sec, &out, -dx, -dy,
if( vips_insert( ref, sec, &x, -dx, -dy,
"expand", TRUE,
NULL ) )
return( -1 );
if( vips_image_write( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
out->Xoffset = -dx;
out->Yoffset = -dy;
@ -1083,7 +1096,8 @@ vips__lrmerge( VipsImage *ref, VipsImage *sec, VipsImage *out, int dx, int dy, i
out->Yoffset = -dy;
if( vips_image_generate( out,
vips__start_merge, vips__merge_gen, vips__stop_merge, ovlap, NULL ) )
vips__start_merge, vips__merge_gen, vips__stop_merge,
ovlap, NULL ) )
return( -1 );
return ( 0 );
@ -1109,8 +1123,9 @@ vips__add_mosaic_name( VipsImage *image )
{
static int global_serial = 0;
/* TODO(kleisauke): Could we call vips_image_temp_name instead? */
/* Old glibs named this differently.
*
* TODO(kleisauke): Could we call vips_image_temp_name instead?
*/
int serial =
#if GLIB_CHECK_VERSION( 2, 30, 0 )
@ -1128,19 +1143,3 @@ vips__add_mosaic_name( VipsImage *image )
vips_image_set_string( image, "mosaic-name", name );
}
int
vips_lrmerge( VipsImage *ref, VipsImage *sec, VipsImage *out, int dx, int dy, int mwidth )
{
if( vips__lrmerge( ref, sec, out, dx, dy, mwidth ) )
return( -1 );
vips__add_mosaic_name( out );
if( vips_image_history_printf( out, "#LRJOIN <%s> <%s> <%s> <%d> <%d> <%d>",
vips__get_mosaic_name( ref ),
vips__get_mosaic_name( sec ),
vips__get_mosaic_name( out ),
-dx, -dy, mwidth ) )
return( -1 );
return( 0 );
}

17
libvips/mosaicing/merge.c
View File

@ -41,7 +41,7 @@
#include <stdio.h>
#include <vips/vips.h>
#include <vips/internal.h>
#include "pmosaicing.h"
typedef struct {
VipsOperation parent_instance;
@ -72,13 +72,13 @@ vips_merge_build( VipsObject *object )
switch( merge->direction ) {
case VIPS_DIRECTION_HORIZONTAL:
if( vips_lrmerge( merge->ref, merge->sec, merge->out,
if( vips__lrmerge( merge->ref, merge->sec, merge->out,
merge->dx, merge->dy, merge->mblend ) )
return( -1 );
break;
case VIPS_DIRECTION_VERTICAL:
if( vips_tbmerge( merge->ref, merge->sec, merge->out,
if( vips__tbmerge( merge->ref, merge->sec, merge->out,
merge->dx, merge->dy, merge->mblend ) )
return( -1 );
break;
@ -87,6 +87,17 @@ vips_merge_build( VipsObject *object )
g_assert_not_reached();
}
vips__add_mosaic_name( merge->out );
if( vips_image_history_printf( merge->out,
"#%s <%s> <%s> <%s> <%d> <%d> <%d>",
merge->direction == VIPS_DIRECTION_HORIZONTAL ?
"LRJOIN" : "TBJOIN",
vips__get_mosaic_name( merge->ref ),
vips__get_mosaic_name( merge->sec ),
vips__get_mosaic_name( merge->out ),
-merge->dx, -merge->dy, merge->mblend ) )
return( -1 );
return( 0 );
}

2
libvips/mosaicing/mosaic1.c
View File

@ -394,7 +394,7 @@ old_lrmosaic1( VipsImage *ref, VipsImage *sec, VipsImage *out,
/* And join to ref.
*/
if( vips_lrmerge( ref, t[1], out,
if( vips_merge( ref, t[1], out, VIPS_DIRECtION_HORIZONTAL,
-trn2.area.left, -trn2.area.top, mwidth ) )
return( -1 );

33
libvips/mosaicing/im_tbmerge.c → libvips/mosaicing/tbmerge.c
View File

@ -663,17 +663,30 @@ build_tbstate( VipsImage *ref, VipsImage *sec, VipsImage *out, int dx, int dy, i
}
int
vips__tbmerge( VipsImage *ref, VipsImage *sec, VipsImage *out, int dx, int dy, int mwidth )
vips__tbmerge( VipsImage *ref, VipsImage *sec, VipsImage *out,
int dx, int dy, int mwidth )
{
Overlapping *ovlap;
if( dy > 0 || dy < 1 - ref->Ysize ) {
VipsImage *x;
#ifdef DEBUG
printf( "vips__tbmerge: no overlap, using insert\n" );
#endif
/* No overlap, use insert instead.
*/
if( vips_insert( ref, sec, &out, -dx, -dy,
if( vips_insert( ref, sec, &x, -dx, -dy,
"expand", TRUE,
NULL ) )
return( -1 );
if( vips_image_write( x, out ) ) {
g_object_unref( x );
return( -1 );
}
g_object_unref( x );
out->Xoffset = -dx;
out->Yoffset = -dy;
@ -699,19 +712,3 @@ vips__tbmerge( VipsImage *ref, VipsImage *sec, VipsImage *out, int dx, int dy, i
return ( 0 );
}
int
vips_tbmerge( VipsImage *ref, VipsImage *sec, VipsImage *out, int dx, int dy, int mwidth )
{
if( vips__tbmerge( ref, sec, out, dx, dy, mwidth ) )
return( -1 );
vips__add_mosaic_name( out );
if( vips_image_history_printf( out, "#TBJOIN <%s> <%s> <%s> <%d> <%d> <%d>",
vips__get_mosaic_name( ref ),
vips__get_mosaic_name( sec ),
vips__get_mosaic_name( out ),
-dx, -dy, mwidth ) )
return( -1 );
return( 0 );
}

17
test/test-suite/test_mosaicing.py
View File

@ -16,21 +16,24 @@ class TestMosaicing:
im = pyvips.Image.new_from_file(files[0])
sec_im = pyvips.Image.new_from_file(files[1])
horizontal_part = im.mosaic(sec_im, pyvips.Direction.HORIZONTAL,
marks[0][0], marks[0][1], marks[1][0], marks[1][1])
horizontal_part = im.mosaic(sec_im,
pyvips.Direction.HORIZONTAL,
marks[0][0], marks[0][1],
marks[1][0], marks[1][1])
if mosaiced_image is None:
mosaiced_image = horizontal_part
else:
vertical_marks = MOSAIC_VERTICAL_MARKS[i - 2:i]
mosaiced_image = mosaiced_image.mosaic(horizontal_part, pyvips.Direction.VERTICAL,
vertical_marks[1][0], vertical_marks[1][1],
vertical_marks[0][0], vertical_marks[0][1])
mosaiced_image = mosaiced_image.mosaic(horizontal_part,
pyvips.Direction.VERTICAL,
vertical_marks[1][0], vertical_marks[1][1],
vertical_marks[0][0], vertical_marks[0][1])
mosaiced_image = mosaiced_image.globalbalance()
mosaiced_image = mosaiced_image.globalbalance()
# Uncomment to see output file
# mosaiced_image.write_to_file('1-pt-mosaic.jpg')
#mosaiced_image.write_to_file('after.jpg')
# hard to test much more than this
assert mosaiced_image.width == 1005