/*
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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% %
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% %
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% %
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% V V IIIII SSSSS IIIII OOO N N %
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% V V I SS I O O NN N %
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% V V I SSS I O O N N N %
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% V V I SS I O O N NN %
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% V IIIII SSSSS IIIII OOO N N %
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% %
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% %
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% MagickCore Computer Vision Methods %
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% %
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% Software Design %
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% Cristy %
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% September 2014 %
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% %
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% %
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% Copyright 1999-2019 ImageMagick Studio LLC, a non-profit organization %
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% dedicated to making software imaging solutions freely available. %
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% %
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% You may not use this file except in compliance with the License. You may %
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% obtain a copy of the License at %
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% %
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% https://imagemagick.org/script/license.php %
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% %
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% Unless required by applicable law or agreed to in writing, software %
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% distributed under the License is distributed on an "AS IS" BASIS, %
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% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. %
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% See the License for the specific language governing permissions and %
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% limitations under the License. %
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% %
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%
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%
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*/
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#include "MagickCore/studio.h"
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#include "MagickCore/artifact.h"
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#include "MagickCore/blob.h"
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#include "MagickCore/cache-view.h"
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#include "MagickCore/color.h"
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#include "MagickCore/color-private.h"
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#include "MagickCore/colormap.h"
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#include "MagickCore/colorspace.h"
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#include "MagickCore/constitute.h"
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#include "MagickCore/decorate.h"
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#include "MagickCore/distort.h"
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#include "MagickCore/draw.h"
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#include "MagickCore/enhance.h"
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#include "MagickCore/exception.h"
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#include "MagickCore/exception-private.h"
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#include "MagickCore/effect.h"
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#include "MagickCore/gem.h"
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#include "MagickCore/geometry.h"
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#include "MagickCore/image-private.h"
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#include "MagickCore/list.h"
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#include "MagickCore/log.h"
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#include "MagickCore/matrix.h"
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#include "MagickCore/memory_.h"
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#include "MagickCore/memory-private.h"
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#include "MagickCore/monitor.h"
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#include "MagickCore/monitor-private.h"
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#include "MagickCore/montage.h"
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#include "MagickCore/morphology.h"
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#include "MagickCore/morphology-private.h"
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#include "MagickCore/opencl-private.h"
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#include "MagickCore/paint.h"
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#include "MagickCore/pixel-accessor.h"
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#include "MagickCore/pixel-private.h"
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#include "MagickCore/property.h"
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#include "MagickCore/quantum.h"
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#include "MagickCore/resource_.h"
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#include "MagickCore/signature-private.h"
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#include "MagickCore/string_.h"
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#include "MagickCore/string-private.h"
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#include "MagickCore/thread-private.h"
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#include "MagickCore/token.h"
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#include "MagickCore/vision.h"
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/*
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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% %
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% %
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% %
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% C o n n e c t e d C o m p o n e n t s I m a g e %
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% %
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% %
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% %
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%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
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%
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% ConnectedComponentsImage() returns the connected-components of the image
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% uniquely labeled. The returned connected components image colors member
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% defines the number of unique objects. Choose from 4 or 8-way connectivity.
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%
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% You are responsible for freeing the connected components objects resources
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% with this statement;
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%
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% objects = (CCObjectInfo *) RelinquishMagickMemory(objects);
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%
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% The format of the ConnectedComponentsImage method is:
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%
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% Image *ConnectedComponentsImage(const Image *image,
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% const size_t connectivity,CCObjectInfo **objects,
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% ExceptionInfo *exception)
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%
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% A description of each parameter follows:
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%
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% o image: the image.
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%
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% o connectivity: how many neighbors to visit, choose from 4 or 8.
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%
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% o objects: return the attributes of each unique object.
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%
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% o exception: return any errors or warnings in this structure.
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%
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*/
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static int CCObjectInfoCompare(const void *x,const void *y)
|
{
|
CCObjectInfo
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*p,
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*q;
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p=(CCObjectInfo *) x;
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q=(CCObjectInfo *) y;
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return((int) (q->area-(ssize_t) p->area));
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}
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MagickExport Image *ConnectedComponentsImage(const Image *image,
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const size_t connectivity,CCObjectInfo **objects,ExceptionInfo *exception)
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{
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#define ConnectedComponentsImageTag "ConnectedComponents/Image"
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|
CacheView
|
*image_view,
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*component_view;
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CCObjectInfo
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*object;
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|
char
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*c;
|
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const char
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*artifact;
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double
|
area_threshold;
|
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Image
|
*component_image;
|
|
MagickBooleanType
|
status;
|
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MagickOffsetType
|
progress;
|
|
MatrixInfo
|
*equivalences;
|
|
register ssize_t
|
i;
|
|
size_t
|
size;
|
|
ssize_t
|
first,
|
last,
|
n,
|
step,
|
y;
|
|
/*
|
Initialize connected components image attributes.
|
*/
|
assert(image != (Image *) NULL);
|
assert(image->signature == MagickCoreSignature);
|
if (image->debug != MagickFalse)
|
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
|
assert(exception != (ExceptionInfo *) NULL);
|
assert(exception->signature == MagickCoreSignature);
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if (objects != (CCObjectInfo **) NULL)
|
*objects=(CCObjectInfo *) NULL;
|
component_image=CloneImage(image,0,0,MagickTrue,
|
exception);
|
if (component_image == (Image *) NULL)
|
return((Image *) NULL);
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component_image->depth=MAGICKCORE_QUANTUM_DEPTH;
|
if (AcquireImageColormap(component_image,MaxColormapSize,exception) == MagickFalse)
|
{
|
component_image=DestroyImage(component_image);
|
ThrowImageException(ResourceLimitError,"MemoryAllocationFailed");
|
}
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/*
|
Initialize connected components equivalences.
|
*/
|
size=image->columns*image->rows;
|
if (image->columns != (size/image->rows))
|
{
|
component_image=DestroyImage(component_image);
|
ThrowImageException(ResourceLimitError,"MemoryAllocationFailed");
|
}
|
equivalences=AcquireMatrixInfo(size,1,sizeof(ssize_t),exception);
|
if (equivalences == (MatrixInfo *) NULL)
|
{
|
component_image=DestroyImage(component_image);
|
return((Image *) NULL);
|
}
|
for (n=0; n < (ssize_t) (image->columns*image->rows); n++)
|
(void) SetMatrixElement(equivalences,n,0,&n);
|
object=(CCObjectInfo *) AcquireQuantumMemory(MaxColormapSize,sizeof(*object));
|
if (object == (CCObjectInfo *) NULL)
|
{
|
equivalences=DestroyMatrixInfo(equivalences);
|
component_image=DestroyImage(component_image);
|
ThrowImageException(ResourceLimitError,"MemoryAllocationFailed");
|
}
|
(void) memset(object,0,MaxColormapSize*sizeof(*object));
|
for (i=0; i < (ssize_t) MaxColormapSize; i++)
|
{
|
object[i].id=i;
|
object[i].bounding_box.x=(ssize_t) image->columns;
|
object[i].bounding_box.y=(ssize_t) image->rows;
|
GetPixelInfo(image,&object[i].color);
|
}
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/*
|
Find connected components.
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*/
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status=MagickTrue;
|
progress=0;
|
image_view=AcquireVirtualCacheView(image,exception);
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for (n=0; n < (ssize_t) (connectivity > 4 ? 4 : 2); n++)
|
{
|
ssize_t
|
connect4[2][2] = { { -1, 0 }, { 0, -1 } },
|
connect8[4][2] = { { -1, -1 }, { -1, 0 }, { -1, 1 }, { 0, -1 } },
|
dx,
|
dy;
|
|
if (status == MagickFalse)
|
continue;
|
dy=connectivity > 4 ? connect8[n][0] : connect4[n][0];
|
dx=connectivity > 4 ? connect8[n][1] : connect4[n][1];
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for (y=0; y < (ssize_t) image->rows; y++)
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{
|
register const Quantum
|
*magick_restrict p;
|
|
register ssize_t
|
x;
|
|
if (status == MagickFalse)
|
continue;
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p=GetCacheViewVirtualPixels(image_view,0,y-1,image->columns,3,exception);
|
if (p == (const Quantum *) NULL)
|
{
|
status=MagickFalse;
|
continue;
|
}
|
p+=GetPixelChannels(image)*image->columns;
|
for (x=0; x < (ssize_t) image->columns; x++)
|
{
|
PixelInfo
|
pixel,
|
target;
|
|
ssize_t
|
neighbor_offset,
|
obj,
|
offset,
|
ox,
|
oy,
|
root;
|
|
/*
|
Is neighbor an authentic pixel and a different color than the pixel?
|
*/
|
GetPixelInfoPixel(image,p,&pixel);
|
if (((x+dx) < 0) || ((x+dx) >= (ssize_t) image->columns) ||
|
((y+dy) < 0) || ((y+dy) >= (ssize_t) image->rows))
|
{
|
p+=GetPixelChannels(image);
|
continue;
|
}
|
neighbor_offset=dy*(GetPixelChannels(image)*image->columns)+dx*
|
GetPixelChannels(image);
|
GetPixelInfoPixel(image,p+neighbor_offset,&target);
|
if (IsFuzzyEquivalencePixelInfo(&pixel,&target) == MagickFalse)
|
{
|
p+=GetPixelChannels(image);
|
continue;
|
}
|
/*
|
Resolve this equivalence.
|
*/
|
offset=y*image->columns+x;
|
neighbor_offset=dy*image->columns+dx;
|
ox=offset;
|
status=GetMatrixElement(equivalences,ox,0,&obj);
|
while (obj != ox)
|
{
|
ox=obj;
|
status=GetMatrixElement(equivalences,ox,0,&obj);
|
}
|
oy=offset+neighbor_offset;
|
status=GetMatrixElement(equivalences,oy,0,&obj);
|
while (obj != oy)
|
{
|
oy=obj;
|
status=GetMatrixElement(equivalences,oy,0,&obj);
|
}
|
if (ox < oy)
|
{
|
status=SetMatrixElement(equivalences,oy,0,&ox);
|
root=ox;
|
}
|
else
|
{
|
status=SetMatrixElement(equivalences,ox,0,&oy);
|
root=oy;
|
}
|
ox=offset;
|
status=GetMatrixElement(equivalences,ox,0,&obj);
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while (obj != root)
|
{
|
status=GetMatrixElement(equivalences,ox,0,&obj);
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status=SetMatrixElement(equivalences,ox,0,&root);
|
}
|
oy=offset+neighbor_offset;
|
status=GetMatrixElement(equivalences,oy,0,&obj);
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while (obj != root)
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{
|
status=GetMatrixElement(equivalences,oy,0,&obj);
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status=SetMatrixElement(equivalences,oy,0,&root);
|
}
|
status=SetMatrixElement(equivalences,y*image->columns+x,0,&root);
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p+=GetPixelChannels(image);
|
}
|
}
|
}
|
image_view=DestroyCacheView(image_view);
|
/*
|
Label connected components.
|
*/
|
n=0;
|
image_view=AcquireVirtualCacheView(image,exception);
|
component_view=AcquireAuthenticCacheView(component_image,exception);
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for (y=0; y < (ssize_t) component_image->rows; y++)
|
{
|
register const Quantum
|
*magick_restrict p;
|
|
register Quantum
|
*magick_restrict q;
|
|
register ssize_t
|
x;
|
|
if (status == MagickFalse)
|
continue;
|
p=GetCacheViewVirtualPixels(image_view,0,y,image->columns,1,exception);
|
q=QueueCacheViewAuthenticPixels(component_view,0,y,component_image->columns,
|
1,exception);
|
if ((p == (const Quantum *) NULL) || (q == (Quantum *) NULL))
|
{
|
status=MagickFalse;
|
continue;
|
}
|
for (x=0; x < (ssize_t) component_image->columns; x++)
|
{
|
ssize_t
|
id,
|
offset;
|
|
offset=y*image->columns+x;
|
status=GetMatrixElement(equivalences,offset,0,&id);
|
if (id != offset)
|
status=GetMatrixElement(equivalences,id,0,&id);
|
else
|
{
|
id=n++;
|
if (id >= (ssize_t) MaxColormapSize)
|
break;
|
}
|
status=SetMatrixElement(equivalences,offset,0,&id);
|
if (x < object[id].bounding_box.x)
|
object[id].bounding_box.x=x;
|
if (x >= (ssize_t) object[id].bounding_box.width)
|
object[id].bounding_box.width=(size_t) x;
|
if (y < object[id].bounding_box.y)
|
object[id].bounding_box.y=y;
|
if (y >= (ssize_t) object[id].bounding_box.height)
|
object[id].bounding_box.height=(size_t) y;
|
object[id].color.red+=QuantumScale*GetPixelRed(image,p);
|
object[id].color.green+=QuantumScale*GetPixelGreen(image,p);
|
object[id].color.blue+=QuantumScale*GetPixelBlue(image,p);
|
if (image->alpha_trait != UndefinedPixelTrait)
|
object[id].color.alpha+=QuantumScale*GetPixelAlpha(image,p);
|
if (image->colorspace == CMYKColorspace)
|
object[id].color.black+=QuantumScale*GetPixelBlack(image,p);
|
object[id].centroid.x+=x;
|
object[id].centroid.y+=y;
|
object[id].area++;
|
SetPixelIndex(component_image,(Quantum) id,q);
|
p+=GetPixelChannels(image);
|
q+=GetPixelChannels(component_image);
|
}
|
if (n > (ssize_t) MaxColormapSize)
|
break;
|
if (SyncCacheViewAuthenticPixels(component_view,exception) == MagickFalse)
|
status=MagickFalse;
|
if (image->progress_monitor != (MagickProgressMonitor) NULL)
|
{
|
MagickBooleanType
|
proceed;
|
|
#if defined(MAGICKCORE_OPENMP_SUPPORT)
|
#pragma omp atomic
|
#endif
|
progress++;
|
proceed=SetImageProgress(image,ConnectedComponentsImageTag,progress,
|
image->rows);
|
if (proceed == MagickFalse)
|
status=MagickFalse;
|
}
|
}
|
component_view=DestroyCacheView(component_view);
|
image_view=DestroyCacheView(image_view);
|
equivalences=DestroyMatrixInfo(equivalences);
|
if (n > (ssize_t) MaxColormapSize)
|
{
|
object=(CCObjectInfo *) RelinquishMagickMemory(object);
|
component_image=DestroyImage(component_image);
|
ThrowImageException(ResourceLimitError,"TooManyObjects");
|
}
|
component_image->colors=(size_t) n;
|
for (i=0; i < (ssize_t) component_image->colors; i++)
|
{
|
object[i].bounding_box.width-=(object[i].bounding_box.x-1);
|
object[i].bounding_box.height-=(object[i].bounding_box.y-1);
|
object[i].color.red=QuantumRange*(object[i].color.red/object[i].area);
|
object[i].color.green=QuantumRange*(object[i].color.green/object[i].area);
|
object[i].color.blue=QuantumRange*(object[i].color.blue/object[i].area);
|
if (image->alpha_trait != UndefinedPixelTrait)
|
object[i].color.alpha=QuantumRange*(object[i].color.alpha/object[i].area);
|
if (image->colorspace == CMYKColorspace)
|
object[i].color.black=QuantumRange*(object[i].color.black/object[i].area);
|
object[i].centroid.x=object[i].centroid.x/object[i].area;
|
object[i].centroid.y=object[i].centroid.y/object[i].area;
|
}
|
artifact=GetImageArtifact(image,"connected-components:area-threshold");
|
area_threshold=0.0;
|
if (artifact != (const char *) NULL)
|
area_threshold=StringToDouble(artifact,(char **) NULL);
|
if (area_threshold > 0.0)
|
{
|
/*
|
Merge object below area threshold.
|
*/
|
component_view=AcquireAuthenticCacheView(component_image,exception);
|
for (i=0; i < (ssize_t) component_image->colors; i++)
|
{
|
double
|
census;
|
|
RectangleInfo
|
bounding_box;
|
|
register ssize_t
|
j;
|
|
size_t
|
id;
|
|
if (status == MagickFalse)
|
continue;
|
if ((double) object[i].area >= area_threshold)
|
continue;
|
for (j=0; j < (ssize_t) component_image->colors; j++)
|
object[j].census=0;
|
bounding_box=object[i].bounding_box;
|
for (y=0; y < (ssize_t) bounding_box.height+2; y++)
|
{
|
register const Quantum
|
*magick_restrict p;
|
|
register ssize_t
|
x;
|
|
if (status == MagickFalse)
|
continue;
|
p=GetCacheViewVirtualPixels(component_view,bounding_box.x-1,
|
bounding_box.y+y-1,bounding_box.width+2,1,exception);
|
if (p == (const Quantum *) NULL)
|
{
|
status=MagickFalse;
|
continue;
|
}
|
for (x=0; x < (ssize_t) bounding_box.width+2; x++)
|
{
|
j=(ssize_t) GetPixelIndex(component_image,p);
|
if (j != i)
|
object[j].census++;
|
p+=GetPixelChannels(component_image);
|
}
|
}
|
census=0;
|
id=0;
|
for (j=0; j < (ssize_t) component_image->colors; j++)
|
if (census < object[j].census)
|
{
|
census=object[j].census;
|
id=(size_t) j;
|
}
|
object[id].area+=object[i].area;
|
for (y=0; y < (ssize_t) bounding_box.height; y++)
|
{
|
register Quantum
|
*magick_restrict q;
|
|
register ssize_t
|
x;
|
|
if (status == MagickFalse)
|
continue;
|
q=GetCacheViewAuthenticPixels(component_view,bounding_box.x,
|
bounding_box.y+y,bounding_box.width,1,exception);
|
if (q == (Quantum *) NULL)
|
{
|
status=MagickFalse;
|
continue;
|
}
|
for (x=0; x < (ssize_t) bounding_box.width; x++)
|
{
|
if ((ssize_t) GetPixelIndex(component_image,q) == i)
|
SetPixelIndex(component_image,(Quantum) id,q);
|
q+=GetPixelChannels(component_image);
|
}
|
if (SyncCacheViewAuthenticPixels(component_view,exception) == MagickFalse)
|
status=MagickFalse;
|
}
|
}
|
component_view=DestroyCacheView(component_view);
|
(void) SyncImage(component_image,exception);
|
}
|
artifact=GetImageArtifact(image,"connected-components:mean-color");
|
if (IsStringTrue(artifact) != MagickFalse)
|
{
|
/*
|
Replace object with mean color.
|
*/
|
for (i=0; i < (ssize_t) component_image->colors; i++)
|
component_image->colormap[i]=object[i].color;
|
}
|
artifact=GetImageArtifact(image,"connected-components:keep");
|
if (artifact != (const char *) NULL)
|
{
|
/*
|
Keep these object (make others transparent).
|
*/
|
for (i=0; i < (ssize_t) component_image->colors; i++)
|
object[i].census=0;
|
for (c=(char *) artifact; *c != '\0';)
|
{
|
while ((isspace((int) ((unsigned char) *c)) != 0) || (*c == ','))
|
c++;
|
first=(ssize_t) strtol(c,&c,10);
|
if (first < 0)
|
first+=(ssize_t) component_image->colors;
|
last=first;
|
while (isspace((int) ((unsigned char) *c)) != 0)
|
c++;
|
if (*c == '-')
|
{
|
last=(ssize_t) strtol(c+1,&c,10);
|
if (last < 0)
|
last+=(ssize_t) component_image->colors;
|
}
|
step=(ssize_t) (first > last ? -1 : 1);
|
for ( ; first != (last+step); first+=step)
|
object[first].census++;
|
}
|
for (i=0; i < (ssize_t) component_image->colors; i++)
|
{
|
if (object[i].census != 0)
|
continue;
|
component_image->alpha_trait=BlendPixelTrait;
|
component_image->colormap[i].alpha_trait=BlendPixelTrait;
|
component_image->colormap[i].alpha=(MagickRealType) TransparentAlpha;
|
}
|
}
|
artifact=GetImageArtifact(image,"connected-components:remove");
|
if (artifact != (const char *) NULL)
|
{
|
/*
|
Remove these object (make them transparent).
|
*/
|
for (c=(char *) artifact; *c != '\0';)
|
{
|
while ((isspace((int) ((unsigned char) *c)) != 0) || (*c == ','))
|
c++;
|
first=(ssize_t) strtol(c,&c,10);
|
if (first < 0)
|
first+=(ssize_t) component_image->colors;
|
last=first;
|
while (isspace((int) ((unsigned char) *c)) != 0)
|
c++;
|
if (*c == '-')
|
{
|
last=(ssize_t) strtol(c+1,&c,10);
|
if (last < 0)
|
last+=(ssize_t) component_image->colors;
|
}
|
step=(ssize_t) (first > last ? -1 : 1);
|
for ( ; first != (last+step); first+=step)
|
{
|
component_image->alpha_trait=BlendPixelTrait;
|
component_image->colormap[first].alpha_trait=BlendPixelTrait;
|
component_image->colormap[first].alpha=(MagickRealType)
|
TransparentAlpha;
|
}
|
}
|
}
|
(void) SyncImage(component_image,exception);
|
artifact=GetImageArtifact(image,"connected-components:verbose");
|
if ((IsStringTrue(artifact) != MagickFalse) ||
|
(objects != (CCObjectInfo **) NULL))
|
{
|
/*
|
Report statistics on unique object.
|
*/
|
for (i=0; i < (ssize_t) component_image->colors; i++)
|
{
|
object[i].bounding_box.width=0;
|
object[i].bounding_box.height=0;
|
object[i].bounding_box.x=(ssize_t) component_image->columns;
|
object[i].bounding_box.y=(ssize_t) component_image->rows;
|
object[i].centroid.x=0;
|
object[i].centroid.y=0;
|
object[i].area=0;
|
}
|
component_view=AcquireVirtualCacheView(component_image,exception);
|
for (y=0; y < (ssize_t) component_image->rows; y++)
|
{
|
register const Quantum
|
*magick_restrict p;
|
|
register ssize_t
|
x;
|
|
if (status == MagickFalse)
|
continue;
|
p=GetCacheViewVirtualPixels(component_view,0,y,component_image->columns,
|
1,exception);
|
if (p == (const Quantum *) NULL)
|
{
|
status=MagickFalse;
|
continue;
|
}
|
for (x=0; x < (ssize_t) component_image->columns; x++)
|
{
|
size_t
|
id;
|
|
id=GetPixelIndex(component_image,p);
|
if (x < object[id].bounding_box.x)
|
object[id].bounding_box.x=x;
|
if (x > (ssize_t) object[id].bounding_box.width)
|
object[id].bounding_box.width=(size_t) x;
|
if (y < object[id].bounding_box.y)
|
object[id].bounding_box.y=y;
|
if (y > (ssize_t) object[id].bounding_box.height)
|
object[id].bounding_box.height=(size_t) y;
|
object[id].centroid.x+=x;
|
object[id].centroid.y+=y;
|
object[id].area++;
|
p+=GetPixelChannels(component_image);
|
}
|
}
|
for (i=0; i < (ssize_t) component_image->colors; i++)
|
{
|
object[i].bounding_box.width-=(object[i].bounding_box.x-1);
|
object[i].bounding_box.height-=(object[i].bounding_box.y-1);
|
object[i].centroid.x=object[i].centroid.x/object[i].area;
|
object[i].centroid.y=object[i].centroid.y/object[i].area;
|
}
|
component_view=DestroyCacheView(component_view);
|
qsort((void *) object,component_image->colors,sizeof(*object),
|
CCObjectInfoCompare);
|
if (objects == (CCObjectInfo **) NULL)
|
{
|
(void) fprintf(stdout,
|
"Objects (id: bounding-box centroid area mean-color):\n");
|
for (i=0; i < (ssize_t) component_image->colors; i++)
|
{
|
char
|
mean_color[MagickPathExtent];
|
|
if (status == MagickFalse)
|
break;
|
if (object[i].area <= area_threshold)
|
continue;
|
GetColorTuple(&object[i].color,MagickFalse,mean_color);
|
(void) fprintf(stdout,
|
" %.20g: %.20gx%.20g%+.20g%+.20g %.1f,%.1f %.20g %s\n",(double)
|
object[i].id,(double) object[i].bounding_box.width,(double)
|
object[i].bounding_box.height,(double) object[i].bounding_box.x,
|
(double) object[i].bounding_box.y,object[i].centroid.x,
|
object[i].centroid.y,(double) object[i].area,mean_color);
|
}
|
}
|
}
|
if (objects == (CCObjectInfo **) NULL)
|
object=(CCObjectInfo *) RelinquishMagickMemory(object);
|
else
|
*objects=object;
|
return(component_image);
|
}
|
