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gerrit-public.fairphone.software / platform / external / ImageMagick / 28587c2791e3c0a876033a342dd880fec5d8d732 / . / coders / pes.c
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/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% PPPP EEEEE SSSSS %
% P P E SS %
% PPPP EEE SSS %
% P E SS %
% P EEEEE SSSSS %
% %
% %
% Read/Write Brother PES Image Format %
% %
% Software Design %
% Cristy %
% July 2009 %
% %
% %
% Copyright 1999-2016 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 %
% %
% http://www.imagemagick.org/script/license.php %
% %
% 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. %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% The PES format was derived from Robert Heel's PHP script (see
% http://bobosch.dyndns.org/embroidery/showFile.php?pes.php) and pesconvert
% (see http://torvalds-family.blogspot.com/2010/01/embroidery-gaah.html).
%
*/
/*
Include declarations.
*/
#include "MagickCore/studio.h"
#include "MagickCore/property.h"
#include "MagickCore/blob.h"
#include "MagickCore/blob-private.h"
#include "MagickCore/cache.h"
#include "MagickCore/client.h"
#include "MagickCore/colorspace.h"
#include "MagickCore/constitute.h"
#include "MagickCore/decorate.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/magick.h"
#include "MagickCore/memory_.h"
#include "MagickCore/monitor.h"
#include "MagickCore/monitor-private.h"
#include "MagickCore/montage.h"
#include "MagickCore/resize.h"
#include "MagickCore/shear.h"
#include "MagickCore/quantum-private.h"
#include "MagickCore/static.h"
#include "MagickCore/string_.h"
#include "MagickCore/module.h"
#include "MagickCore/resource_.h"
#include "MagickCore/transform.h"
#include "MagickCore/utility.h"
/*
Typedef declarations.
*/
typedef struct _PESColorInfo
{
const unsigned char
red,
green,
blue,
alpha;
} PESColorInfo;
typedef struct _PESBlockInfo
{
const PESColorInfo
*color;
ssize_t
offset;
} PESBlockInfo;
/*
PES Colors.
*/
static const PESColorInfo
PESColor[256] =
{
{ 0, 0, 0, 1 },
{ 14, 31, 124, 1 },
{ 10, 85, 163, 1 },
{ 48, 135, 119, 1 },
{ 75, 107, 175, 1 },
{ 237, 23, 31, 1 },
{ 209, 92, 0, 1 },
{ 145, 54, 151, 1 },
{ 228, 154, 203, 1 },
{ 145, 95, 172, 1 },
{ 157, 214, 125, 1 },
{ 232, 169, 0, 1 },
{ 254, 186, 53, 1 },
{ 255, 255, 0, 1 },
{ 112, 188, 31, 1 },
{ 192, 148, 0, 1 },
{ 168, 168, 168, 1 },
{ 123, 111, 0, 1 },
{ 255, 255, 179, 1 },
{ 79, 85, 86, 1 },
{ 0, 0, 0, 1 },
{ 11, 61, 145, 1 },
{ 119, 1, 118, 1 },
{ 41, 49, 51, 1 },
{ 42, 19, 1, 1 },
{ 246, 74, 138, 1 },
{ 178, 118, 36, 1 },
{ 252, 187, 196, 1 },
{ 254, 55, 15, 1 },
{ 240, 240, 240, 1 },
{ 106, 28, 138, 1 },
{ 168, 221, 196, 1 },
{ 37, 132, 187, 1 },
{ 254, 179, 67, 1 },
{ 255, 240, 141, 1 },
{ 208, 166, 96, 1 },
{ 209, 84, 0, 1 },
{ 102, 186, 73, 1 },
{ 19, 74, 70, 1 },
{ 135, 135, 135, 1 },
{ 216, 202, 198, 1 },
{ 67, 86, 7, 1 },
{ 254, 227, 197, 1 },
{ 249, 147, 188, 1 },
{ 0, 56, 34, 1 },
{ 178, 175, 212, 1 },
{ 104, 106, 176, 1 },
{ 239, 227, 185, 1 },
{ 247, 56, 102, 1 },
{ 181, 76, 100, 1 },
{ 19, 43, 26, 1 },
{ 199, 1, 85, 1 },
{ 254, 158, 50, 1 },
{ 168, 222, 235, 1 },
{ 0, 103, 26, 1 },
{ 78, 41, 144, 1 },
{ 47, 126, 32, 1 },
{ 253, 217, 222, 1 },
{ 255, 217, 17, 1 },
{ 9, 91, 166, 1 },
{ 240, 249, 112, 1 },
{ 227, 243, 91, 1 },
{ 255, 200, 100, 1 },
{ 255, 200, 150, 1 },
{ 255, 200, 200, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 },
{ 0, 0, 0, 1 }
};
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% I s P E S %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% IsPES() returns MagickTrue if the image format type, identified by the
% magick string, is PES.
%
% The format of the IsPES method is:
%
% MagickBooleanType IsPES(const unsigned char *magick,const size_t length)
%
% A description of each parameter follows:
%
% o magick: compare image format pattern against these bytes.
%
% o length: Specifies the length of the magick string.
%
*/
static MagickBooleanType IsPES(const unsigned char *magick,const size_t length)
{
if (length < 4)
return(MagickFalse);
if (LocaleNCompare((const char *) magick,"#PES",4) == 0)
return(MagickTrue);
return(MagickFalse);
}
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% R e a d P E S I m a g e %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% ReadPESImage() reads a Brother PES 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 ReadPESImage method is:
%
% image=ReadPESImage(image_info)
%
% A description of each parameter follows:
%
% o image_info: the image info.
%
% o exception: return any errors or warnings in this structure.
%
*/
static Image *ReadPESImage(const ImageInfo *image_info,ExceptionInfo *exception)
{
char
filename[MagickPathExtent];
FILE
*file;
Image
*image;
ImageInfo
*read_info;
int
delta_x,
delta_y,
j,
unique_file,
x,
y;
MagickBooleanType
status;
PESBlockInfo
blocks[256];
PointInfo
*stitches;
SegmentInfo
bounds;
register ssize_t
i;
size_t
number_blocks,
number_colors,
number_stitches;
ssize_t
count,
offset;
unsigned char
magick[4],
version[4];
/*
Open image file.
*/
assert(image_info != (const ImageInfo *) NULL);
assert(image_info->signature == MagickCoreSignature);
if (image_info->debug != MagickFalse)
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",
image_info->filename);
assert(exception != (ExceptionInfo *) NULL);
assert(exception->signature == MagickCoreSignature);
image=AcquireImage(image_info,exception);
status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception);
if (status == MagickFalse)
{
image=DestroyImageList(image);
return((Image *) NULL);
}
/*
Verify PES identifier.
*/
count=ReadBlob(image,4,magick);
if ((count != 4) || (LocaleNCompare((char *) magick,"#PES",4) != 0))
ThrowReaderException(CorruptImageError,"ImproperImageHeader");
count=ReadBlob(image,4,version);
offset=ReadBlobLSBSignedLong(image);
if (DiscardBlobBytes(image,offset+36) == MagickFalse)
ThrowFileException(exception,CorruptImageError,"UnexpectedEndOfFile",
image->filename);
if (EOFBlob(image) != MagickFalse)
ThrowReaderException(CorruptImageError,"UnexpectedEndOfFile");
/*
Get PES colors.
*/
number_colors=(size_t) ReadBlobByte(image)+1;
for (i=0; i < (ssize_t) number_colors; i++)
{
j=ReadBlobByte(image);
blocks[i].color=PESColor+(j < 0 ? 0 : j);
blocks[i].offset=0;
}
for ( ; i < 256L; i++)
blocks[i].offset=0;
if (DiscardBlobBytes(image,532L-number_colors-21) == MagickFalse)
ThrowFileException(exception,CorruptImageError,"UnexpectedEndOfFile",
image->filename);
if (EOFBlob(image) != MagickFalse)
ThrowReaderException(CorruptImageError,"UnexpectedEndOfFile");
/*
Stitch away.
*/
number_stitches=64;
stitches=(PointInfo *) AcquireQuantumMemory(number_stitches,
sizeof(*stitches));
if (stitches == (PointInfo *) NULL)
ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
bounds.x1=65535.0;
bounds.y1=65535.0;
bounds.x2=(-65535.0);
bounds.y2=(-65535.0);
i=0;
j=0;
delta_x=0;
delta_y=0;
while (EOFBlob(image) != EOF)
{
x=ReadBlobByte(image);
y=ReadBlobByte(image);
if ((x == 0xff) && (y == 0))
break;
if ((x == 254) && (y == 176))
{
/*
Start a new stitch block.
*/
j++;
blocks[j].offset=(ssize_t) i;
if (j >= 256)
ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
(void) ReadBlobByte(image);
continue;
}
if ((x & 0x80) == 0)
{
/*
Normal stitch.
*/
if ((x & 0x40) != 0)
x-=0x80;
}
else
{
/*
Jump stitch.
*/
x=((x & 0x0f) << 8)+y;
if ((x & 0x800) != 0)
x-=0x1000;
y=ReadBlobByte(image);
}
if ((y & 0x80) == 0)
{
/*
Normal stitch.
*/
if ((y & 0x40) != 0)
y-=0x80;
}
else
{
/*
Jump stitch.
*/
y=((y & 0x0f) << 8)+ReadBlobByte(image);
if ((y & 0x800) != 0)
y-=0x1000;
}
/*
Note stitch (x,y).
*/
x+=delta_x;
y+=delta_y;
delta_x=x;
delta_y=y;
stitches[i].x=(double) x;
stitches[i].y=(double) y;
if ((double) x < bounds.x1)
bounds.x1=(double) x;
if ((double) x > bounds.x2)
bounds.x2=(double) x;
if ((double) y < bounds.y1)
bounds.y1=(double) y;
if ((double) y > bounds.y2)
bounds.y2=(double) y;
i++;
if (i >= (ssize_t) number_stitches)
{
/*
Make room for more stitches.
*/
number_stitches<<=1;
stitches=(PointInfo *) ResizeQuantumMemory(stitches,(size_t)
number_stitches,sizeof(*stitches));
if (stitches == (PointInfo *) NULL)
ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
}
}
j++;
blocks[j].offset=(ssize_t) i;
number_blocks=(size_t) j;
/*
Write stitches as SVG file.
*/
file=(FILE *) NULL;
unique_file=AcquireUniqueFileResource(filename);
if (unique_file != -1)
file=fdopen(unique_file,"wb");
if ((unique_file == -1) || (file == (FILE *) NULL))
ThrowImageException(FileOpenError,"UnableToCreateTemporaryFile");
(void) FormatLocaleFile(file,"<?xml version=\"1.0\"?>\n");
(void) FormatLocaleFile(file,"<svg xmlns=\"http://www.w3.org/2000/svg\" "
"xlink=\"http://www.w3.org/1999/xlink\" "
"ev=\"http://www.w3.org/2001/xml-events\" version=\"1.1\" "
"baseProfile=\"full\" width=\"%g\" height=\"%g\">\n",bounds.x2-bounds.x1,
bounds.y2-bounds.y1);
for (i=0; i < (ssize_t) number_blocks; i++)
{
offset=blocks[i].offset;
(void) FormatLocaleFile(file," <path stroke=\"#%02x%02x%02x\" "
"fill=\"none\" d=\"M %g %g",blocks[i].color->red,blocks[i].color->green,
blocks[i].color->blue,stitches[offset].x-bounds.x1,
stitches[offset].y-bounds.y1);
for (j=1; j < (ssize_t) (blocks[i+1].offset-offset); j++)
(void) FormatLocaleFile(file," L %g %g",stitches[offset+j].x-bounds.x1,
stitches[offset+j].y-bounds.y1);
(void) FormatLocaleFile(file,"\"/>\n");
}
(void) FormatLocaleFile(file,"</svg>\n");
(void) fclose(file);
(void) CloseBlob(image);
image=DestroyImage(image);
/*
Read SVG file.
*/
read_info=CloneImageInfo(image_info);
SetImageInfoBlob(read_info,(void *) NULL,0);
(void) FormatLocaleString(read_info->filename,MagickPathExtent,"svg:%s",
filename);
image=ReadImage(read_info,exception);
if (image != (Image *) NULL)
{
(void) CopyMagickString(image->filename,image_info->filename,
MagickPathExtent);
(void) CopyMagickString(image->magick_filename,image_info->filename,
MagickPathExtent);
(void) CopyMagickString(image->magick,"PES",MagickPathExtent);
}
read_info=DestroyImageInfo(read_info);
(void) RelinquishUniqueFileResource(filename);
return(GetFirstImageInList(image));
}
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% R e g i s t e r P E S I m a g e %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% RegisterPESImage() adds attributes for the PES image format to
% the list of supported formats. The attributes include the image format
% tag, a method to read and/or write the format, whether the format
% supports the saving of more than one frame to the same file or blob,
% whether the format supports native in-memory I/O, and a brief
% description of the format.
%
% The format of the RegisterPESImage method is:
%
% size_t RegisterPESImage(void)
%
*/
ModuleExport size_t RegisterPESImage(void)
{
MagickInfo
*entry;
entry=AcquireMagickInfo("PES","PES","Embrid Embroidery Format");
entry->decoder=(DecodeImageHandler *) ReadPESImage;
entry->magick=(IsImageFormatHandler *) IsPES;
(void) RegisterMagickInfo(entry);
return(MagickImageCoderSignature);
}
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% U n r e g i s t e r P E S I m a g e %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% UnregisterPESImage() removes format registrations made by the
% PES module from the list of supported formats.
%
% The format of the UnregisterPESImage method is:
%
% UnregisterPESImage(void)
%
*/
ModuleExport void UnregisterPESImage(void)
{
(void) UnregisterMagickInfo("PES");
}