static void FormatLabel(ImageInfo *image_info,char *label,
const unsigned int width,unsigned int *font_height)
{
Image
*image;
MonitorHandler
handler;
register char
*p,
*q;
if (label == (const char *) NULL)
return;
if (*label == '\0')
return;
if (strchr(label,'\n') != (char *) NULL)
return;
/*
Format label to fit within a specified width.
*/
handler=SetMonitorHandler((MonitorHandler) NULL);
p=label;
for (q=p+1; *q != '\0'; q++)
{
(void) strcpy(image_info->filename,"label:");
(void) strncat(image_info->filename+6,p,(int) (q-p+1));
image=ReadImage(image_info);
if (image == (Image *) NULL)
break;
if (image->columns > width)
{
while (!isspace((int) (*q)) && (q > p))
q--;
if (q == p)
break;
*q='\n';
p=q+1;
}
if (image->rows > *font_height)
*font_height=image->rows;
DestroyImage(image);
}
(void) SetMonitorHandler(handler);
}
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% R e a d P W P I m a g e %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% Method ReadPWPImage reads a Seattle Film Works multi-image file and returns
% it. It allocates the memory necessary for the new Image structure and
% returns a pointer to the new image.
%
% The format of the ReadPWPImage method is:
%
% Image *ReadPWPImage(const ImageInfo *image_info,ExceptionInfo *exception)
%
% A description of each parameter follows:
%
% o image: Method ReadPWPImage returns a pointer to the image after
% reading. A null image is returned if there is a memory shortage or
% if the image cannot be read.
%
% o image_info: Specifies a pointer to a ImageInfo structure.
%
% o exception: return any errors or warnings in this structure.
%
%
*/
static Image *ReadPWPImage(const ImageInfo *image_info,ExceptionInfo *exception)
{
FILE
*file;
Image
*image,
*next_image,
*pwp_image;
ImageInfo
*clone_info;
int
c;
MonitorHandler
handler;
register Image
*p;
register unsigned long
i;
size_t
count;
unsigned char
magick[MaxTextExtent];
unsigned int
status;
unsigned long
filesize;
/*
Open image file.
*/
assert(image_info != (const ImageInfo *) NULL);
assert(image_info->signature == MagickSignature);
assert(exception != (ExceptionInfo *) NULL);
assert(exception->signature == MagickSignature);
image=(Image *) NULL;
pwp_image=AllocateImage(image_info);
status=OpenBlob(image_info,pwp_image,ReadBinaryBlobMode,exception);
if (status == False)
ThrowReaderException(FileOpenError,UnableToOpenFile,pwp_image);
count=ReadBlob(pwp_image,5,(char *) magick);
if ((count == 0) || (LocaleNCompare((char *) magick,"SFW95",5) != 0))
ThrowReaderException(CorruptImageError,ImproperImageHeader,pwp_image);
clone_info=CloneImageInfo(image_info);
clone_info->blob=(void *) NULL;
clone_info->length=0;
for ( ; ; )
{
for (c=ReadBlobByte(pwp_image); c != EOF; c=ReadBlobByte(pwp_image))
{
for (i=0; i < 17; i++)
magick[i]=magick[i+1];
magick[17]=(unsigned char) c;
if (LocaleNCompare((char *) (magick+12),"SFW94A",6) == 0)
break;
}
if (c == EOF)
break;
if (LocaleNCompare((char *) (magick+12),"SFW94A",6) != 0)
{
ThrowReaderException(CorruptImageError,ImproperImageHeader,pwp_image);
}
/*
Dump SFW image to a temporary file.
*/
file=AcquireTemporaryFileStream(clone_info->filename,BinaryFileIOMode);
if (file == (FILE *) NULL)
{
char
filename[MaxTextExtent];
(void) strcpy(filename,clone_info->filename);
DestroyImageInfo(clone_info);
ThrowReaderTemporaryFileException(filename);
}
(void) fwrite("SFW94A",1,6,file);
filesize=(65535L*magick[2]+256L*magick[1]+magick[0]) & 0xFFFFFFFF;
for (i=0; i < filesize; i++)
{
if ((c=ReadBlobByte(pwp_image)) == EOF)
break;
(void) fputc(c,file);
}
(void) fclose(file);
if (c == EOF)
break;
handler=SetMonitorHandler((MonitorHandler) NULL);
next_image=ReadImage(clone_info,exception);
(void) LiberateTemporaryFile(clone_info->filename);
(void) SetMonitorHandler(handler);
if (next_image == (Image *) NULL)
break;
FormatString(next_image->filename,"slide_%02ld.sfw",next_image->scene);
if (image == (Image *) NULL)
image=next_image;
else
{
/*
Link image into image list.
*/
for (p=image; p->next != (Image *) NULL; p=p->next);
next_image->previous=p;
next_image->scene=p->scene+1;
p->next=next_image;
}
if (image_info->subrange != 0)
if (next_image->scene >= (image_info->subimage+image_info->subrange-1))
break;
if (!MagickMonitorFormatted(TellBlob(pwp_image),GetBlobSize(image),
&image->exception,LoadImagesText,
image->filename))
break;
}
DestroyImageInfo(clone_info);
CloseBlob(pwp_image);
DestroyImage(pwp_image);
if (EOFBlob(image))
ThrowException(exception,CorruptImageError,UnexpectedEndOfFile,
image->filename);
CloseBlob(image);
return(image);
}
Export Image *MontageImages(const Image *images,const MontageInfo *montage_info)
{
#define MontageImageText " Creating visual image directory... "
#define TileImageText " Creating image tiles... "
AnnotateInfo
*annotate_info;
char
geometry[MaxTextExtent];
FrameInfo
frame_info;
Image
*image,
**image_list,
**master_list,
*montage_image,
*texture,
*tiled_image;
ImageInfo
*local_info;
int
x,
x_offset,
y,
y_offset;
MonitorHandler
handler;
register int
i;
register PixelPacket
*q;
RectangleInfo
bounding_box,
tile_info;
unsigned int
border_width,
bevel_width,
concatenate,
count,
font_height,
height,
images_per_page,
max_height,
number_images,
number_lines,
tile,
tiles,
tiles_per_column,
tiles_per_row,
tiles_per_page,
title_offset,
total_tiles,
width;
assert(images != (Image *) NULL);
assert(montage_info != (MontageInfo *) NULL);
/*
Convert image list to an image group.
*/
image_list=ListToGroupImage(images,&number_images);
if (image_list == (Image **) NULL)
{
MagickWarning(ResourceLimitWarning,"Unable to montage image_list",
"Memory allocation failed");
return((Image *) NULL);
}
master_list=image_list;
/*
Create image tiles.
*/
for (tile=0; tile < number_images; tile++)
{
handler=SetMonitorHandler((MonitorHandler) NULL);
width=image_list[tile]->columns;
height=image_list[tile]->rows;
x=0;
y=0;
(void) ParseImageGeometry(montage_info->geometry,&x,&y,&width,&height);
image_list[tile]->orphan=True;
tiled_image=ZoomImage(image_list[tile],width,height);
if (tiled_image == (Image *) NULL)
{
for (i=0; i < (int) tile; i++)
DestroyImage(image_list[i]);
(void) SetMonitorHandler(handler);
return((Image *) NULL);
}
image_list[tile]=tiled_image;
(void) SetMonitorHandler(handler);
ProgressMonitor(TileImageText,tile,number_images);
}
/*
Sort image_list by increasing tile number.
*/
for (tile=0; tile < number_images; tile++)
if (image_list[tile]->scene == 0)
break;
if (tile == number_images)
qsort((void *) image_list,number_images,sizeof(Image *),
(int (*)(const void *, const void *)) SceneCompare);
/*
Determine tiles per row and column.
*/
tiles_per_row=1;
tiles_per_column=1;
while ((tiles_per_row*tiles_per_column) < number_images)
{
tiles_per_row++;
tiles_per_column++;
}
if (montage_info->tile != (char *) NULL)
{
tiles_per_column=number_images;
x=0;
y=0;
(void) ParseGeometry(montage_info->tile,&x,&y,&tiles_per_row,
&tiles_per_column);
}
/*
Determine tile sizes.
*/
border_width=montage_info->border_width;
bevel_width=0;
if (montage_info->frame != (char *) NULL)
{
int
flags;
frame_info.width=0;
frame_info.height=0;
frame_info.outer_bevel=0;
frame_info.inner_bevel=0;
flags=ParseGeometry(montage_info->frame,&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 & XValue) == 0)
frame_info.outer_bevel=(frame_info.width >> 2)+1;
if ((flags & YValue) == 0)
frame_info.inner_bevel=frame_info.outer_bevel;
frame_info.x=frame_info.width;
frame_info.y=frame_info.height;
bevel_width=Max(frame_info.inner_bevel,frame_info.outer_bevel);
border_width=Max(frame_info.width,frame_info.height);
}
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% R e a d T X T I m a g e %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% Method ReadTXTImage reads a text file and returns it as an image. It
% allocates the memory necessary for the new Image structure and returns a
% pointer to the new image.
%
% The format of the ReadTXTImage method is:
%
% Image *ReadTXTImage(const ImageInfo *image_info,ExceptionInfo *exception)
%
% A description of each parameter follows:
%
% o image: Method ReadTXTImage returns a pointer to the image after
% reading. A null image is returned if there is a memory shortage or if
% the image cannot be read.
%
% o image_info: Specifies a pointer to a ImageInfo structure.
%
% o exception: return any errors or warnings in this structure.
%
%
*/
static Image *ReadTXTImage(const ImageInfo *image_info,ExceptionInfo *exception)
{
char
filename[MaxTextExtent],
geometry[MaxTextExtent],
*p,
text[MaxTextExtent];
double
dx_resolution,
dy_resolution;
DrawInfo
*draw_info;
Image
*image,
*texture;
long
count,
offset;
RectangleInfo
page;
TypeMetric
metrics;
unsigned int
status;
int logging;
/*
Open image file.
*/
assert(image_info != (const ImageInfo *) NULL);
assert(image_info->signature == MagickSignature);
assert(exception != (ExceptionInfo *) NULL);
assert(exception->signature == MagickSignature);
logging = LogMagickEvent(CoderEvent,GetMagickModule(),"enter");
image=AllocateImage(image_info);
status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception);
if (status == False)
ThrowReaderException(FileOpenError,UnableToOpenFile,image);
p = ReadBlobString(image,text);
status = IsTXT((unsigned char *)p,strlen(p));
if (logging) (void)LogMagickEvent(CoderEvent,GetMagickModule(),
"File type: %d", status);
if(status)
{
unsigned x,y;
unsigned x_min,x_max,y_curr;
int ch;
unsigned long max,i;
char NumOfPlanes;
unsigned char *BImgBuff;
magick_uint16_t *WImgBuff;
magick_uint32_t *DImgBuff;
magick_uint32_t R,G,B,A;
const PixelPacket *q;
ImportPixelAreaOptions import_options;
(void) SeekBlob(image,0,SEEK_SET);
A=0;
x=0;
y=0;
max=0;
switch(status)
{
case TXT_GM8B_HEX:
case TXT_GM8B_HEX_Q: max=255; break;
case TXT_GM16B_HEX:
case TXT_GM16B_HEX_Q: max=65535; break;
case TXT_GM32B_HEX:
case TXT_GM32B_HEX_Q: max=65536; break;
}
if(!strncmp(p,"# ImageMagick pixel enumeration:",32))
{
if(sscanf(p+32,"%u,%u,%u",&x_min,&y_curr,&x_max)==3)
{
if(strstr(p+32,",rgb")!=NULL)
{
x = x_min-1;
y = y_curr-1;
max = x_max;
}
if(strstr(p+32,",rgba")!=NULL)
{
status = IMAGEMAGICK_TXT_Q;
}
}
}
ch=0;
if(x==0 && y==0) while(!EOFBlob(image)) /* auto detect sizes and num of planes */
{
while(!(ch>='0' && ch<='9'))
{ /* go to the begin of number */
ch = ReadBlobByte(image);
if(ch==EOF) goto EndReading;
if(ch=='#')
{readln(image,&ch); continue;}
if(ch==0 || ch>128 || (ch>='a' && ch<='z') || (ch>='A' && ch<='Z'))
{
TXT_FAIL: /* not a text data */
ThrowReaderException(CoderError,ImageTypeNotSupported,image);
}
}
/* x,y: (R,G,B) */
i = ReadInt(image,&ch); /* x */
if(i>x) x=i;
while(ch!=',')
{
ch = ReadBlobByte(image);
if(ch==EOF) break;
if(ch==10 || ch==13) goto TXT_FAIL;
}
ch=0;
i=ReadInt(image,&ch); /* y */
if(i>y) y=i;
while(ch!=':')
{
ch = ReadBlobByte(image);
if(ch==10 || ch==13) goto TXT_FAIL;
if(ch==EOF) break;
}
if(status!=TXT_GM8B_PLAIN2_Q)
while(ch!='(')
{
ch = ReadBlobByte(image);
if(ch==10 || ch==13) goto TXT_FAIL;
if(ch==EOF) break;
}
ch=0;
R = ReadInt(image,&ch); /* R */
if(R>max) max=R;
while(ch!=',')
{
ch = ReadBlobByte(image);
if(ch==10 || ch==13) goto TXT_FAIL;
if(ch==EOF) break;
}
ch=0;
G = ReadInt(image,&ch); /* G */
if(G>max) max=G;
while(ch!=',')
{
ch = ReadBlobByte(image);
if(ch==10 || ch==13) goto TXT_FAIL;
if(ch==EOF) break;
}
ch=0;
B = ReadInt(image,&ch); /* B */
if(B>max) max=B;
if(status>16)
{
while(ch!=',')
{
ch = ReadBlobByte(image);
if(ch==10 || ch==13) goto TXT_FAIL;
if(ch==EOF) break;
}
ch=0;
A = ReadInt(image,&ch); /* A */
if(A>max) max=A;
}
if(status!=TXT_GM8B_PLAIN2_Q)
while(ch!=')')
{
ch = ReadBlobByte(image);
if(ch==10 || ch==13) goto TXT_FAIL;
if(ch==EOF) break;
}
readln(image,&ch);
}
EndReading:
x_min = 1; x_max = 0;
y_curr = 0;
NumOfPlanes=8;
/* if(max>= 2) i=2; */
/* if(max>= 4) i=4; */
/* if(max>= 16) i=8; */
if(max>= 256) NumOfPlanes=16;
if(max>=65536) NumOfPlanes=32;
if (logging) (void)LogMagickEvent(CoderEvent,GetMagickModule(),
"Image detected [%u * %u]: %d", x, y, NumOfPlanes);
image->depth = Min(QuantumDepth,NumOfPlanes);
ImportPixelAreaOptionsInit(&import_options);
import_options.endian = NativeEndian;
BImgBuff = MagickAllocateMemory(unsigned char *,
(size_t)(x+1) * ( ((status>16)?4:3) * NumOfPlanes/8));
WImgBuff = (magick_uint16_t *)BImgBuff;
DImgBuff = (magick_uint32_t *)BImgBuff;
if(BImgBuff==NULL)
ThrowReaderException(ResourceLimitError,MemoryAllocationFailed,image);
image->columns = x+1;
image->rows = y+1;
(void) SeekBlob(image,0,SEEK_SET);
while(!EOFBlob(image)) /* load picture data */
{
x=0;
while(!(ch >= '0' && ch <= '9'))
{ /* move to the beginning of number */
if(EOFBlob(image)) goto FINISH;
ch = ReadBlobByte(image);
if(ch=='#')
{readln(image,&ch); continue;}
}
x = ReadInt(image,&ch); /* x */
while(ch!=',')
{
ch = ReadBlobByte(image);
if(ch==EOF) break;
}
ch = 0;
y = ReadInt(image,&ch); /* y */
while(ch!=':')
{
ch = ReadBlobByte(image);
if(ch==EOF) break;
}
while(ch!='(')
{
ch = ReadBlobByte(image);
if(ch==EOF) break;
}
ch=0;
R = ReadInt(image,&ch); /* R */
while(ch!=',')
{
ch = ReadBlobByte(image);
if(ch==EOF) break;
}
ch=0;
G = ReadInt(image,&ch); /* G */
while(ch!=',')
{
ch = ReadBlobByte(image);
if(ch==EOF) break;
}
ch=0;
B = ReadInt(image,&ch); /* B */
if(status>16)
{
while(ch!=',')
{
ch = ReadBlobByte(image);
if(ch==EOF) break;
}
ch=0;
A = ReadInt(image,&ch); /* A */
if(A>max) max=A;
}
while(ch!=')')
{
ch = ReadBlobByte(image);
if(ch==EOF) break;
}
/* a new line has been detected */
if(y!=y_curr)
{
q = SetImagePixels(image,x_min,y_curr,x_max-x_min+1,1);
if (q == (PixelPacket *)NULL) break;
if(status>16)
(void)ImportImagePixelArea(image,RGBAQuantum,NumOfPlanes,
BImgBuff + 4*x_min*(NumOfPlanes/8),&import_options,0);
else
(void)ImportImagePixelArea(image,RGBQuantum,NumOfPlanes,
BImgBuff + 3*x_min*(NumOfPlanes/8),&import_options,0);
if (!SyncImagePixels(image)) break;
x_min = 1; x_max = 0;
y_curr=y;
}
if(x<image->columns)
{
if(status>16)
{
switch(NumOfPlanes)
{
case 8: BImgBuff[0+4*x] = R;
BImgBuff[1+4*x] = G;
BImgBuff[2+4*x] = B;
BImgBuff[3+4*x] = A;
break;
case 16:WImgBuff[0+4*x] = R;
WImgBuff[1+4*x] = G;
WImgBuff[2+4*x] = B;
WImgBuff[3+4*x] = A;
break;
case 32:DImgBuff[0+4*x] = R;
DImgBuff[1+4*x] = G;
DImgBuff[2+4*x] = B;
DImgBuff[3+4*x] = A;
break;
}
}
else
{
switch(NumOfPlanes)
{
case 8: BImgBuff[0+3*x] = R;
BImgBuff[1+3*x] = G;
BImgBuff[2+3*x] = B;
break;
case 16:WImgBuff[0+3*x] = R;
WImgBuff[1+3*x] = G;
WImgBuff[2+3*x] = B;
break;
case 32:DImgBuff[0+3*x] = R;
DImgBuff[1+3*x] = G;
DImgBuff[2+3*x] = B;
break;
}
}
if(x_min>x_max)
x_max=x_min=x;
else
{
if(x<x_min) x_min=x;
if(x>x_max) x_max=x;
}
}
readln(image,&ch);
}
FINISH:
if(x_min<=x_max)
{
q = SetImagePixels(image,x_min,y_curr,x_max-x_min+1,1);
if (q != (PixelPacket *)NULL)
{
if(status>16)
(void)ImportImagePixelArea(image, RGBAQuantum, NumOfPlanes,
BImgBuff + 4*x_min*(NumOfPlanes/8), &import_options, 0);
else
(void)ImportImagePixelArea(image, RGBQuantum, NumOfPlanes,
BImgBuff + 3*x_min*(NumOfPlanes/8), &import_options, 0);
if(!SyncImagePixels(image))
{
if (logging) (void)LogMagickEvent(CoderEvent,GetMagickModule(),
" TXT failed to sync image pixels for a row %u", y_curr);
}
}
}
MagickFreeMemory(BImgBuff);
goto TXT_FINISH;
}
/*
Set the page geometry.
*/
dx_resolution=72.0;
dy_resolution=72.0;
if ((image->x_resolution == 0.0) || (image->y_resolution == 0.0))
{
char
density[MaxTextExtent];
(void) strcpy(density,PSDensityGeometry);
count=GetMagickDimension(density,&image->x_resolution,
&image->y_resolution,NULL,NULL);
if (count != 2)
image->y_resolution=image->x_resolution;
}
SetGeometry(image,&page);
page.width=612;
page.height=792;
(void) GetGeometry("612x792+43+43",&page.x,&page.y,&page.width,&page.height);
if (image_info->page != (char *) NULL)
(void) GetGeometry(image_info->page,&page.x,&page.y,&page.width,
&page.height);
/*
Initialize Image structure.
*/
image->columns=(unsigned long)
ceil(((page.width*image->x_resolution)/dx_resolution)-0.5);
image->rows=(unsigned long)
ceil(((page.height*image->y_resolution)/dy_resolution)-0.5);
texture=(Image *) NULL;
if (image_info->texture != (char *) NULL)
{
ImageInfo
*clone_info;
clone_info=CloneImageInfo(image_info);
clone_info->blob=(void *) NULL;
clone_info->length=0;
(void) strlcpy(clone_info->filename,image_info->texture,MaxTextExtent);
texture=ReadImage(clone_info,exception);
DestroyImageInfo(clone_info);
}
/*
Annotate the text image.
*/
(void) SetImage(image,OpaqueOpacity);
draw_info=CloneDrawInfo(image_info,(DrawInfo *) NULL);
draw_info->fill=image_info->pen;
(void) CloneString(&draw_info->text,image_info->filename);
FormatString(geometry,"0x0%+ld%+ld",page.x,page.y);
(void) CloneString(&draw_info->geometry,geometry);
status=GetTypeMetrics(image,draw_info,&metrics);
if (status == False)
ThrowReaderException(TypeError,UnableToGetTypeMetrics,image);
(void) strlcpy(filename,image_info->filename,MaxTextExtent);
if (draw_info->text != '\0')
*draw_info->text='\0';
for (offset=2*page.y; p != (char *) NULL; )
{
/*
Annotate image with text.
*/
(void) ConcatenateString(&draw_info->text,text);
(void) ConcatenateString(&draw_info->text,"\\n");
offset+=(long) (metrics.ascent-metrics.descent);
if (image->previous == (Image *) NULL)
if (QuantumTick(offset,image->rows))
if (!MagickMonitorFormatted(offset,image->rows,&image->exception,
LoadImageText,image->filename,
image->columns,image->rows))
break;
p=ReadBlobString(image,text);
if ((offset < (long) image->rows) && (p != (char *) NULL))
continue;
if (texture != (Image *) NULL)
{
MonitorHandler
handler;
handler=SetMonitorHandler((MonitorHandler) NULL);
(void) TextureImage(image,texture);
(void) SetMonitorHandler(handler);
}
(void) AnnotateImage(image,draw_info);
if (p == (char *) NULL)
break;
/*
Page is full-- allocate next image structure.
*/
*draw_info->text='\0';
offset=2*page.y;
AllocateNextImage(image_info,image);
if (image->next == (Image *) NULL)
{
DestroyImageList(image);
return((Image *) NULL);
}
image->next->columns=image->columns;
image->next->rows=image->rows;
image=SyncNextImageInList(image);
(void) strlcpy(image->filename,filename,MaxTextExtent);
(void) SetImage(image,OpaqueOpacity);
if (!MagickMonitorFormatted(TellBlob(image),GetBlobSize(image),exception,
LoadImagesText,image->filename))
break;
}
if (texture != (Image *) NULL)
{
MonitorHandler
handler;
handler=SetMonitorHandler((MonitorHandler) NULL);
(void) TextureImage(image,texture);
(void) SetMonitorHandler(handler);
}
(void) AnnotateImage(image,draw_info);
if (texture != (Image *) NULL)
DestroyImage(texture);
DestroyDrawInfo(draw_info);
while (image->previous != (Image *) NULL)
image=image->previous;
TXT_FINISH:
CloseBlob(image);
return(image);
}