/* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % PPPP EEEEE SSSSS % % P P E SS % % PPPP EEE SSS % % P E SS % % P EEEEE SSSSS % % % % % % Read/Write Brother PES Image Format % % % % Software Design % % John Cristy % % July 2009 % % % % % % Copyright 1999-2011 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 "magick/studio.h" #include "magick/property.h" #include "magick/blob.h" #include "magick/blob-private.h" #include "magick/cache.h" #include "magick/client.h" #include "magick/colorspace.h" #include "magick/constitute.h" #include "magick/decorate.h" #include "magick/exception.h" #include "magick/exception-private.h" #include "magick/gem.h" #include "magick/geometry.h" #include "magick/image.h" #include "magick/image-private.h" #include "magick/list.h" #include "magick/magick.h" #include "magick/memory_.h" #include "magick/monitor.h" #include "magick/monitor-private.h" #include "magick/montage.h" #include "magick/resize.h" #include "magick/shear.h" #include "magick/quantum-private.h" #include "magick/static.h" #include "magick/string_.h" #include "magick/module.h" #include "magick/resource_.h" #include "magick/transform.h" #include "magick/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[MaxTextExtent]; 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; ssize_t count, offset; unsigned char magick[4], version[4]; size_t number_blocks, number_colors, number_stitches; /* Open image file. */ assert(image_info != (const ImageInfo *) NULL); assert(image_info->signature == MagickSignature); if (image_info->debug != MagickFalse) (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s", image_info->filename); assert(exception != (ExceptionInfo *) NULL); assert(exception->signature == MagickSignature); image=AcquireImage(image_info); 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=(int) ReadBlobLSBLong(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=(int) ReadBlobByte(image); blocks[i].color=PESColor+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=(int) ReadBlobByte(image); y=(int) 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) fprintf(file,"\n"); (void) fprintf(file,"\n",bounds.x2-bounds.x1, bounds.y2-bounds.y1); for (i=0; i < (ssize_t) number_blocks; i++) { offset=blocks[i].offset; (void) fprintf(file," 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) fprintf(file," L %g %g",stitches[offset+j].x-bounds.x1, stitches[offset+j].y-bounds.y1); (void) fprintf(file,"\"/>\n"); } (void) fprintf(file,"\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) FormatMagickString(read_info->filename,MaxTextExtent,"svg:%s", filename); image=ReadImage(read_info,exception); if (image != (Image *) NULL) { (void) CopyMagickString(image->filename,image_info->filename, MaxTextExtent); (void) CopyMagickString(image->magick_filename,image_info->filename, MaxTextExtent); (void) CopyMagickString(image->magick,"PES",MaxTextExtent); } 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=SetMagickInfo("PES"); entry->decoder=(DecodeImageHandler *) ReadPESImage; entry->magick=(IsImageFormatHandler *) IsPES; entry->description=ConstantString("Embrid Embroidery Format"); entry->module=ConstantString("PES"); (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"); }