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montage.c
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% M M OOO N N TTTTT AAA GGGG EEEEE %
% MM MM O O NN N T A A G E %
% M M M O O N N N T AAAAA G GG EEE %
% M M O O N NN T A A G G E %
% M M OOO N N T A A GGG EEEEE %
% %
% %
% MagickCore Methods to Create Image Thumbnails %
% %
% Software Design %
% Cristy %
% July 1992 %
% %
% %
% Copyright @ 1999 ImageMagick Studio LLC, a non-profit organization %
% dedicated to making software imaging solutions freely available. %
% %
% You may not use this file except in compliance with the License. You may %
% obtain a copy of the License at %
% %
% https://imagemagick.org/license/ %
% %
% Unless required by applicable law or agreed to in writing, software %
% distributed under the License is distributed on an "AS IS" BASIS, %
% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. %
% See the License for the specific language governing permissions and %
% limitations under the License. %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
%
%
*/
␌
/*
Include declarations.
*/
#include "MagickCore/studio.h"
#include "MagickCore/annotate.h"
#include "MagickCore/client.h"
#include "MagickCore/color.h"
#include "MagickCore/composite.h"
#include "MagickCore/constitute.h"
#include "MagickCore/decorate.h"
#include "MagickCore/draw.h"
#include "MagickCore/effect.h"
#include "MagickCore/enhance.h"
#include "MagickCore/exception.h"
#include "MagickCore/exception-private.h"
#include "MagickCore/gem.h"
#include "MagickCore/geometry.h"
#include "MagickCore/image.h"
#include "MagickCore/image-private.h"
#include "MagickCore/list.h"
#include "MagickCore/memory_.h"
#include "MagickCore/memory-private.h"
#include "MagickCore/monitor.h"
#include "MagickCore/monitor-private.h"
#include "MagickCore/montage.h"
#include "MagickCore/option.h"
#include "MagickCore/pixel.h"
#include "MagickCore/quantize.h"
#include "MagickCore/property.h"
#include "MagickCore/resize.h"
#include "MagickCore/resource_.h"
#include "MagickCore/string_.h"
#include "MagickCore/utility.h"
#include "MagickCore/utility-private.h"
#include "MagickCore/version.h"
#include "MagickCore/visual-effects.h"
␌
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% C l o n e M o n t a g e I n f o %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% CloneMontageInfo() makes a copy of the given montage info structure. If
% NULL is specified, a new image info structure is created initialized to
% default values.
%
% The format of the CloneMontageInfo method is:
%
% MontageInfo *CloneMontageInfo(const ImageInfo *image_info,
% const MontageInfo *montage_info)
%
% A description of each parameter follows:
%
% o image_info: the image info.
%
% o montage_info: the montage info.
%
*/
MagickExport MontageInfo *CloneMontageInfo(const ImageInfo *image_info,
const MontageInfo *montage_info)
{
MontageInfo
*clone_info;
clone_info=(MontageInfo *) AcquireCriticalMemory(sizeof(*clone_info));
GetMontageInfo(image_info,clone_info);
if (montage_info == (MontageInfo *) NULL)
return(clone_info);
if (montage_info->geometry != (char *) NULL)
clone_info->geometry=AcquireString(montage_info->geometry);
if (montage_info->tile != (char *) NULL)
clone_info->tile=AcquireString(montage_info->tile);
if (montage_info->title != (char *) NULL)
clone_info->title=AcquireString(montage_info->title);
if (montage_info->frame != (char *) NULL)
clone_info->frame=AcquireString(montage_info->frame);
if (montage_info->texture != (char *) NULL)
clone_info->texture=AcquireString(montage_info->texture);
if (montage_info->font != (char *) NULL)
clone_info->font=AcquireString(montage_info->font);
clone_info->pointsize=montage_info->pointsize;
clone_info->border_width=montage_info->border_width;
clone_info->shadow=montage_info->shadow;
clone_info->fill=montage_info->fill;
clone_info->stroke=montage_info->stroke;
clone_info->matte_color=montage_info->matte_color;
clone_info->background_color=montage_info->background_color;
clone_info->border_color=montage_info->border_color;
clone_info->gravity=montage_info->gravity;
(void) CopyMagickString(clone_info->filename,montage_info->filename,
MagickPathExtent);
clone_info->debug=IsEventLogging();
return(clone_info);
}
␌
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% D e s t r o y M o n t a g e I n f o %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% DestroyMontageInfo() deallocates memory associated with montage_info.
%
% The format of the DestroyMontageInfo method is:
%
% MontageInfo *DestroyMontageInfo(MontageInfo *montage_info)
%
% A description of each parameter follows:
%
% o montage_info: Specifies a pointer to an MontageInfo structure.
%
%
*/
MagickExport MontageInfo *DestroyMontageInfo(MontageInfo *montage_info)
{
assert(montage_info != (MontageInfo *) NULL);
assert(montage_info->signature == MagickCoreSignature);
if (IsEventLogging() != MagickFalse)
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"...");
if (montage_info->geometry != (char *) NULL)
montage_info->geometry=(char *)
RelinquishMagickMemory(montage_info->geometry);
if (montage_info->tile != (char *) NULL)
montage_info->tile=DestroyString(montage_info->tile);
if (montage_info->title != (char *) NULL)
montage_info->title=DestroyString(montage_info->title);
if (montage_info->frame != (char *) NULL)
montage_info->frame=DestroyString(montage_info->frame);
if (montage_info->texture != (char *) NULL)
montage_info->texture=(char *) RelinquishMagickMemory(
montage_info->texture);
if (montage_info->font != (char *) NULL)
montage_info->font=DestroyString(montage_info->font);
montage_info->signature=(~MagickCoreSignature);
montage_info=(MontageInfo *) RelinquishMagickMemory(montage_info);
return(montage_info);
}
␌
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% G e t M o n t a g e I n f o %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% GetMontageInfo() initializes montage_info to default values.
%
% The format of the GetMontageInfo method is:
%
% void GetMontageInfo(const ImageInfo *image_info,
% MontageInfo *montage_info)
%
% A description of each parameter follows:
%
% o image_info: a structure of type ImageInfo.
%
% o montage_info: Specifies a pointer to a MontageInfo structure.
%
*/
MagickExport void GetMontageInfo(const ImageInfo *image_info,
MontageInfo *montage_info)
{
assert(image_info != (const ImageInfo *) NULL);
assert(image_info->signature == MagickCoreSignature);
assert(montage_info != (MontageInfo *) NULL);
if (IsEventLogging() != MagickFalse)
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",
image_info->filename);
(void) memset(montage_info,0,sizeof(*montage_info));
(void) CopyMagickString(montage_info->filename,image_info->filename,
MagickPathExtent);
montage_info->geometry=AcquireString(DefaultTileGeometry);
if (image_info->font != (char *) NULL)
montage_info->font=AcquireString(image_info->font);
montage_info->gravity=CenterGravity;
montage_info->pointsize=image_info->pointsize;
montage_info->fill.alpha=(MagickRealType) OpaqueAlpha;
montage_info->stroke.alpha=(MagickRealType) TransparentAlpha;
montage_info->matte_color=image_info->matte_color;
montage_info->background_color=image_info->background_color;
montage_info->border_color=image_info->border_color;
montage_info->debug=IsEventLogging();
montage_info->signature=MagickCoreSignature;
}
␌
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% M o n t a g e I m a g e L i s t %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% MontageImageList() is a layout manager that lets you tile one or more
% thumbnails across an image canvas.
%
% The format of the MontageImageList method is:
%
% Image *MontageImageList(const ImageInfo *image_info,
% const MontageInfo *montage_info,Image *images,
% ExceptionInfo *exception)
%
% A description of each parameter follows:
%
% o image_info: the image info.
%
% o montage_info: Specifies a pointer to a MontageInfo structure.
%
% o images: Specifies a pointer to an array of Image structures.
%
% o exception: return any errors or warnings in this structure.
%
*/
static void GetMontageGeometry(char *geometry,const size_t number_images,
ssize_t *x_offset,ssize_t *y_offset,size_t *tiles_per_column,
size_t *tiles_per_row)
{
*tiles_per_column=0;
*tiles_per_row=0;
(void) GetGeometry(geometry,x_offset,y_offset,tiles_per_row,tiles_per_column);
if ((*tiles_per_column == 0) && (*tiles_per_row == 0))
*tiles_per_column=(size_t) sqrt((double) number_images);
if ((*tiles_per_column == 0) && (*tiles_per_row != 0))
*tiles_per_column=(size_t) ceil((double) number_images/(*tiles_per_row));
if ((*tiles_per_row == 0) && (*tiles_per_column != 0))
*tiles_per_row=(size_t) ceil((double) number_images/(*tiles_per_column));
}
#if defined(__cplusplus) || defined(c_plusplus)
extern "C" {
#endif
static int SceneCompare(const void *x,const void *y)
{
Image
**image_1,
**image_2;
image_1=(Image **) x;
image_2=(Image **) y;
return((int) ((*image_1)->scene-(*image_2)->scene));
}
#if defined(__cplusplus) || defined(c_plusplus)
}
#endif
MagickExport Image *MontageImages(const Image *images,
const MontageInfo *montage_info,ExceptionInfo *exception)
{
Image
*montage_image;
ImageInfo
*image_info;
image_info=AcquireImageInfo();
montage_image=MontageImageList(image_info,montage_info,images,exception);
image_info=DestroyImageInfo(image_info);
return(montage_image);
}
MagickExport Image *MontageImageList(const ImageInfo *image_info,
const MontageInfo *montage_info,const Image *images,ExceptionInfo *exception)
{
#define MontageImageTag "Montage/Image"
#define TileImageTag "Tile/Image"
char
tile_geometry[MagickPathExtent],
*title;
const char
*value;
DrawInfo
*draw_info;
FrameInfo
frame_info;
Image
*image,
**image_list,
**primary_list,
*montage,
*texture,
*tile_image,
*thumbnail;
ImageInfo
*clone_info;
MagickBooleanType
concatenate,
proceed,
status;
MagickOffsetType
tiles;
MagickProgressMonitor
progress_monitor;
MagickStatusType
flags;
ssize_t
i;
RectangleInfo
bounds,
geometry,
extract_info;
size_t
border_width,
extent,
height,
images_per_page,
max_height,
number_images,
number_lines,
sans,
tiles_per_column,
tiles_per_page,
tiles_per_row,
title_offset,
total_tiles,
width;
ssize_t
bevel_width,
tile,
x,
x_offset,
y,
y_offset;
TypeMetric
metrics;
/*
Create image tiles.
*/
assert(images != (Image *) NULL);
assert(images->signature == MagickCoreSignature);
assert(montage_info != (MontageInfo *) NULL);
assert(montage_info->signature == MagickCoreSignature);
assert(exception != (ExceptionInfo *) NULL);
assert(exception->signature == MagickCoreSignature);
if (IsEventLogging() != MagickFalse)
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",images->filename);
number_images=GetImageListLength(images);
primary_list=ImageListToArray(images,exception);
if (primary_list == (Image **) NULL)
return((Image *) NULL);
image_list=primary_list;
image=image_list[0];
thumbnail=NewImageList();
for (i=0; i < (ssize_t) number_images; i++)
{
image=CloneImage(image_list[i],0,0,MagickTrue,exception);
if (image == (Image *) NULL)
break;
(void) ParseAbsoluteGeometry("0x0+0+0",&image->page);
progress_monitor=SetImageProgressMonitor(image,(MagickProgressMonitor) NULL,
image->client_data);
flags=ParseRegionGeometry(image,montage_info->geometry,&geometry,exception);
thumbnail=ThumbnailImage(image,geometry.width,geometry.height,exception);
if (thumbnail == (Image *) NULL)
break;
image_list[i]=thumbnail;
(void) SetImageProgressMonitor(image,progress_monitor,image->client_data);
proceed=SetImageProgress(image,TileImageTag,(MagickOffsetType) i,
number_images);
if (proceed == MagickFalse)
break;
image=DestroyImage(image);
}
if (i < (ssize_t) number_images)
{
if (image != (Image *) NULL)
image=DestroyImage(image);
if (thumbnail == (Image *) NULL)
i--;
for (tile=0; (ssize_t) tile <= i; tile++)
if (image_list[tile] != (Image *) NULL)
image_list[tile]=DestroyImage(image_list[tile]);
primary_list=(Image **) RelinquishMagickMemory(primary_list);
return((Image *) NULL);
}
/*
Sort image list by increasing tile number.
*/
for (i=0; i < (ssize_t) number_images; i++)
if (image_list[i]->scene == 0)
break;
if (i == (ssize_t) number_images)
qsort((void *) image_list,(size_t) number_images,sizeof(*image_list),
SceneCompare);
/*
Determine tiles per row and column.
*/
tiles_per_column=(size_t) sqrt((double) number_images);
tiles_per_row=(size_t) ceil((double) number_images/tiles_per_column);
x_offset=0;
y_offset=0;
if (montage_info->tile != (char *) NULL)
GetMontageGeometry(montage_info->tile,number_images,&x_offset,&y_offset,
&tiles_per_column,&tiles_per_row);
/*
Determine tile sizes.
*/
concatenate=MagickFalse;
SetGeometry(image_list[0],&extract_info);
extract_info.x=(ssize_t) montage_info->border_width;
extract_info.y=(ssize_t) montage_info->border_width;
if (montage_info->geometry != (char *) NULL)
{
/*
Initialize tile geometry.
*/
flags=GetGeometry(montage_info->geometry,&extract_info.x,&extract_info.y,
&extract_info.width,&extract_info.height);
concatenate=((flags & RhoValue) == 0) && ((flags & SigmaValue) == 0) ?
MagickTrue : MagickFalse;
}
border_width=montage_info->border_width;
bevel_width=0;
(void) memset(&frame_info,0,sizeof(frame_info));
if (montage_info->frame != (char *) NULL)
{
char
absolute_geometry[MagickPathExtent];
frame_info.width=extract_info.width;
frame_info.height=extract_info.height;
(void) FormatLocaleString(absolute_geometry,MagickPathExtent,"%s!",
montage_info->frame);
flags=ParseMetaGeometry(absolute_geometry,&frame_info.outer_bevel,
&frame_info.inner_bevel,&frame_info.width,&frame_info.height);
if ((flags & HeightValue) == 0)
frame_info.height=frame_info.width;
if ((flags & XiValue) == 0)
frame_info.outer_bevel=(ssize_t) frame_info.width/2-1;
if ((flags & PsiValue) == 0)
frame_info.inner_bevel=frame_info.outer_bevel;
frame_info.x=(ssize_t) frame_info.width;
frame_info.y=(ssize_t) frame_info.height;
bevel_width=(ssize_t) MagickMax(frame_info.inner_bevel,
frame_info.outer_bevel);
border_width=(size_t) MagickMax((ssize_t) frame_info.width,
(ssize_t) frame_info.height);
}
for (i=0; i < (ssize_t) number_images; i++)
{
if (image_list[i]->columns > extract_info.width)
extract_info.width=image_list[i]->columns;
if (image_list[i]->rows > extract_info.height)
extract_info.height=image_list[i]->rows;
}
/*
Initialize draw attributes.
*/
clone_info=CloneImageInfo(image_info);
clone_info->background_color=montage_info->background_color;
clone_info->border_color=montage_info->border_color;
draw_info=CloneDrawInfo(clone_info,(DrawInfo *) NULL);
if (montage_info->font != (char *) NULL)
(void) CloneString(&draw_info->font,montage_info->font);
if (montage_info->pointsize != 0.0)
draw_info->pointsize=montage_info->pointsize;
draw_info->gravity=CenterGravity;
draw_info->stroke=montage_info->stroke;
draw_info->fill=montage_info->fill;
draw_info->text=AcquireString("");
(void) GetTypeMetrics(image_list[0],draw_info,&metrics,exception);
texture=NewImageList();
if (montage_info->texture != (char *) NULL)
{
(void) CopyMagickString(clone_info->filename,montage_info->texture,
MagickPathExtent);
texture=ReadImage(clone_info,exception);
}
/*
Determine the number of lines in an next label.
*/
title=InterpretImageProperties(clone_info,image_list[0],montage_info->title,
exception);
title_offset=0;
if (montage_info->title != (char *) NULL)
title_offset=(size_t) (2*(metrics.ascent-metrics.descent)*
MultilineCensus(title)+2*extract_info.y);
number_lines=0;
for (i=0; i < (ssize_t) number_images; i++)
{
value=GetImageProperty(image_list[i],"label",exception);
if (value == (const char *) NULL)
continue;
if (MultilineCensus(value) > number_lines)
number_lines=MultilineCensus(value);
}
/*
Allocate next structure.
*/
tile_image=AcquireImage((ImageInfo *) NULL,exception);
montage=AcquireImage(clone_info,exception);
montage->background_color=montage_info->background_color;
montage->scene=0;
images_per_page=(number_images-1)/(tiles_per_row*tiles_per_column)+1;
tiles=0;
total_tiles=(size_t) number_images;
for (i=0; i < (ssize_t) images_per_page; i++)
{
/*
Determine bounding box.
*/
tiles_per_page=tiles_per_row*tiles_per_column;
x_offset=0;
y_offset=0;
if (montage_info->tile != (char *) NULL)
GetMontageGeometry(montage_info->tile,number_images,&x_offset,&y_offset,
&sans,&sans);
tiles_per_page=tiles_per_row*tiles_per_column;
y_offset+=(ssize_t) title_offset;
max_height=0;
bounds.width=0;
bounds.height=0;
width=0;
for (tile=0; tile < (ssize_t) tiles_per_page; tile++)
{
if (tile < (ssize_t) number_images)
{
width=concatenate != MagickFalse ? image_list[tile]->columns :
extract_info.width;
if (image_list[tile]->rows > max_height)
max_height=image_list[tile]->rows;
}
x_offset+=((ssize_t) width+2*(extract_info.x+(ssize_t) border_width));
if (x_offset > (ssize_t) bounds.width)
bounds.width=(size_t) x_offset;
if (((tile+1) == (ssize_t) tiles_per_page) ||
(((tile+1) % (ssize_t) tiles_per_row) == 0))
{
x_offset=0;
if (montage_info->tile != (char *) NULL)
GetMontageGeometry(montage_info->tile,number_images,&x_offset,&y,
&sans,&sans);
height=concatenate != MagickFalse ? max_height : extract_info.height;
y_offset+=(ssize_t) ((ssize_t) height+(extract_info.y+
(ssize_t) border_width)*2+(metrics.ascent-metrics.descent+4)*
(ssize_t) number_lines+(montage_info->shadow != MagickFalse ? 4 : 0));
if (y_offset > (ssize_t) bounds.height)
bounds.height=(size_t) y_offset;
max_height=0;
}
}
if (montage_info->shadow != MagickFalse)
bounds.width+=4;
/*
Initialize montage image.
*/
(void) CopyMagickString(montage->filename,montage_info->filename,
MagickPathExtent);
montage->columns=(size_t) MagickMax((ssize_t) bounds.width,1);
montage->rows=(size_t) MagickMax((ssize_t) bounds.height,1);
(void) SetImageBackgroundColor(montage,exception);
/*
Set montage geometry.
*/
montage->montage=AcquireString((char *) NULL);
tile=0;
extent=1;
while (tile < MagickMin((ssize_t) tiles_per_page,(ssize_t) number_images))
{
extent+=strlen(image_list[tile]->filename)+1;
tile++;
}
montage->directory=(char *) AcquireQuantumMemory(extent,
sizeof(*montage->directory));
if ((montage->montage == (char *) NULL) ||
(montage->directory == (char *) NULL))
{
if (montage->montage != (char *) NULL)
montage->montage=(char *) RelinquishMagickMemory(montage->montage);
if (montage->directory != (char *) NULL)
montage->directory=(char *) RelinquishMagickMemory(
montage->directory);
ThrowImageException(ResourceLimitError,"MemoryAllocationFailed");
}
x_offset=0;
y_offset=0;
if (montage_info->tile != (char *) NULL)
GetMontageGeometry(montage_info->tile,number_images,&x_offset,&y_offset,
&sans,&sans);
y_offset+=(ssize_t) title_offset;
(void) FormatLocaleString(montage->montage,MagickPathExtent,
"%.20gx%.20g%+.20g%+.20g",(double) ((ssize_t) extract_info.width+
(extract_info.x+(ssize_t) border_width)*2),(double) ((ssize_t)
extract_info.height+(extract_info.y+(ssize_t) border_width)*2+(double)
((metrics.ascent-metrics.descent+4)*number_lines+
(montage_info->shadow != MagickFalse ? 4 : 0))),(double) x_offset,
(double) y_offset);
*montage->directory='\0';
tile=0;
while (tile < MagickMin((ssize_t) tiles_per_page,(ssize_t) number_images))
{
if (strchr(image_list[tile]->filename,(int) '\xff') == (char *) NULL)
(void) ConcatenateMagickString(montage->directory,
image_list[tile]->filename,extent);
else
(void) ThrowMagickException(exception,GetMagickModule(),OptionError,
"InvalidArgument","'%s'",image_list[tile]->filename);
(void) ConcatenateMagickString(montage->directory,"\xff",extent);
tile++;
}
progress_monitor=SetImageProgressMonitor(montage,(MagickProgressMonitor)
NULL,montage->client_data);
if (texture != (Image *) NULL)
(void) TextureImage(montage,texture,exception);
if (montage_info->title != (char *) NULL)
{
DrawInfo
*draw_clone_info;
TypeMetric
tile_metrics;
/*
Annotate composite image with title.
*/
draw_clone_info=CloneDrawInfo(image_info,draw_info);
draw_clone_info->gravity=CenterGravity;
draw_clone_info->pointsize*=2.0;
(void) GetTypeMetrics(image_list[0],draw_clone_info,&tile_metrics,
exception);
(void) FormatLocaleString(tile_geometry,MagickPathExtent,
"%.20gx%.20g%+.20g%+.20g",(double) montage->columns,(double)
(tile_metrics.ascent-tile_metrics.descent),0.0,
(double) extract_info.y+4);
(void) CloneString(&draw_clone_info->geometry,tile_geometry);
(void) CloneString(&draw_clone_info->text,title);
(void) AnnotateImage(montage,draw_clone_info,exception);
draw_clone_info=DestroyDrawInfo(draw_clone_info);
}
(void) SetImageProgressMonitor(montage,progress_monitor,
montage->client_data);
/*
Copy tile to the composite.
*/
x_offset=0;
y_offset=0;
if (montage_info->tile != (char *) NULL)
GetMontageGeometry(montage_info->tile,number_images,&x_offset,&y_offset,
&sans,&sans);
x_offset+=extract_info.x;
y_offset+=(ssize_t) title_offset+extract_info.y;
max_height=0;
status=MagickTrue;
for (tile=0; tile < MagickMin((ssize_t) tiles_per_page,(ssize_t) number_images); tile++)
{
/*
Copy this tile to the composite.
*/
image=CloneImage(image_list[tile],0,0,MagickTrue,exception);
if (image == (Image *) NULL)
ThrowImageException(ResourceLimitError,"MemoryAllocationFailed");
progress_monitor=SetImageProgressMonitor(image,
(MagickProgressMonitor) NULL,image->client_data);
width=concatenate != MagickFalse ? image->columns : extract_info.width;
if (image->rows > max_height)
max_height=image->rows;
height=concatenate != MagickFalse ? max_height : extract_info.height;
if (border_width != 0)
{
Image
*border_image;
RectangleInfo
border_info;
/*
Put a border around the image.
*/
border_info.width=border_width;
border_info.height=border_width;
if (montage_info->frame != (char *) NULL)
{
border_info.width=(width-image->columns+1)/2;
border_info.height=(height-image->rows+1)/2;
}
border_image=BorderImage(image,&border_info,image->compose,exception);
if (border_image != (Image *) NULL)
{
image=DestroyImage(image);
image=border_image;
}
if ((montage_info->frame != (char *) NULL) &&
(image->compose == DstOutCompositeOp))
{
(void) SetPixelChannelMask(image,AlphaChannel);
(void) NegateImage(image,MagickFalse,exception);
(void) SetPixelChannelMask(image,DefaultChannels);
}
}
/*
Gravitate as specified by the tile gravity.
*/
tile_image->columns=width;
tile_image->rows=height;
tile_image->gravity=montage_info->gravity;
if (image->gravity != UndefinedGravity)
tile_image->gravity=image->gravity;
(void) FormatLocaleString(tile_geometry,MagickPathExtent,
"%.20gx%.20g+0+0",(double) image->columns,(double) image->rows);
flags=ParseGravityGeometry(tile_image,tile_geometry,&geometry,exception);
x=geometry.x+(ssize_t) border_width;
y=geometry.y+(ssize_t) border_width;
if ((montage_info->frame != (char *) NULL) && (bevel_width > 0))
{
FrameInfo
frame_clone;
Image
*frame_image;
/*
Put an ornamental border around this tile.
*/
frame_clone=frame_info;
frame_clone.width=width+2*frame_info.width;
frame_clone.height=height+2*frame_info.height;
value=GetImageProperty(image,"label",exception);
if (value != (const char *) NULL)
frame_clone.height+=(size_t) ((metrics.ascent-metrics.descent+4)*
MultilineCensus(value));
frame_image=FrameImage(image,&frame_clone,image->compose,exception);
if (frame_image != (Image *) NULL)
{
image=DestroyImage(image);
image=frame_image;
}
x=0;
y=0;
}
if (LocaleCompare(image->magick,"NULL") != 0)
{
/*
Composite background with tile.
*/
if (montage_info->shadow != MagickFalse)
{
Image
*shadow_image;
/*
Shadow image.
*/
(void) QueryColorCompliance("#0000",AllCompliance,
&image->background_color,exception);
shadow_image=ShadowImage(image,30.0,5.0,5,5,exception);
if (shadow_image != (Image *) NULL)
{
(void) CompositeImage(shadow_image,image,OverCompositeOp,
MagickTrue,0,0,exception);
image=DestroyImage(image);
image=shadow_image;
}
}
(void) CompositeImage(montage,image,image->compose,MagickTrue,
x_offset+x,y_offset+y,exception);
value=GetImageProperty(image,"label",exception);
if (value != (const char *) NULL)
{
/*
Annotate composite tile with label.
*/
(void) FormatLocaleString(tile_geometry,MagickPathExtent,
"%.20gx%.20g%+.20g%+.20g",(double) ((montage_info->frame ?
image->columns : width)-2*border_width),(double)
(metrics.ascent-metrics.descent+4)*MultilineCensus(value),
(double) (x_offset+(ssize_t) border_width),(double)
((montage_info->frame ? y_offset+(ssize_t) height+(ssize_t)
border_width+4 : y_offset+(ssize_t)
(concatenate != MagickFalse ? max_height : extract_info.height)+
(ssize_t) border_width+(montage_info->shadow != MagickFalse ?
4 : 0))+bevel_width));
(void) CloneString(&draw_info->geometry,tile_geometry);
(void) CloneString(&draw_info->text,value);
(void) AnnotateImage(montage,draw_info,exception);
}
}
x_offset+=(ssize_t) width+2*(extract_info.x+(ssize_t) border_width);
if (((tile+1) == (ssize_t) tiles_per_page) ||
(((tile+1) % (ssize_t) tiles_per_row) == 0))
{
x_offset=extract_info.x;
y_offset+=(ssize_t) ((ssize_t) height+(extract_info.y+
(ssize_t) border_width)*2+(metrics.ascent-metrics.descent+4)*
number_lines+(montage_info->shadow != MagickFalse ? 4 : 0));
max_height=0;
}
if (images->progress_monitor != (MagickProgressMonitor) NULL)
{
proceed=SetImageProgress(image,MontageImageTag,tiles,total_tiles);
if (proceed == MagickFalse)
status=MagickFalse;
}
image_list[tile]=DestroyImage(image_list[tile]);
image=DestroyImage(image);
tiles++;
}
(void) status;
if ((i+1) < (ssize_t) images_per_page)
{
/*
Allocate next image structure.
*/
AcquireNextImage(clone_info,montage,exception);
if (GetNextImageInList(montage) == (Image *) NULL)
{
montage=DestroyImageList(montage);
return((Image *) NULL);
}
montage=GetNextImageInList(montage);
montage->background_color=montage_info->background_color;
image_list+=tiles_per_page;
number_images-=tiles_per_page;
}
}
tile_image=DestroyImage(tile_image);
if (texture != (Image *) NULL)
texture=DestroyImage(texture);
title=DestroyString(title);
primary_list=(Image **) RelinquishMagickMemory(primary_list);
draw_info=DestroyDrawInfo(draw_info);
clone_info=DestroyImageInfo(clone_info);
return(GetFirstImageInList(montage));
}