2 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
13 % Support PFS: 1st Publisher Clip Art Format %
20 % Copyright 1999-2018 ImageMagick Studio LLC, a non-profit organization %
21 % dedicated to making software imaging solutions freely available. %
23 % You may not use this file except in compliance with the License. You may %
24 % obtain a copy of the License at %
26 % https://www.imagemagick.org/script/license.php %
28 % Unless required by applicable law or agreed to in writing, software %
29 % distributed under the License is distributed on an "AS IS" BASIS, %
30 % WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. %
31 % See the License for the specific language governing permissions and %
32 % limitations under the License. %
34 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
42 #include "MagickCore/studio.h"
43 #include "MagickCore/attribute.h"
44 #include "MagickCore/blob.h"
45 #include "MagickCore/blob-private.h"
46 #include "MagickCore/cache.h"
47 #include "MagickCore/color-private.h"
48 #include "MagickCore/colormap.h"
49 #include "MagickCore/colorspace.h"
50 #include "MagickCore/colorspace-private.h"
51 #include "MagickCore/exception.h"
52 #include "MagickCore/exception-private.h"
53 #include "MagickCore/image.h"
54 #include "MagickCore/image-private.h"
55 #include "MagickCore/list.h"
56 #include "MagickCore/magick.h"
57 #include "MagickCore/memory_.h"
58 #include "MagickCore/monitor.h"
59 #include "MagickCore/monitor-private.h"
60 #include "MagickCore/quantum-private.h"
61 #include "MagickCore/static.h"
62 #include "MagickCore/string_.h"
63 #include "MagickCore/module.h"
68 static MagickBooleanType
69 WriteARTImage(const ImageInfo *,Image *,ExceptionInfo *);
72 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
76 % R e a d A R T I m a g e %
80 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
82 % ReadARTImage() reads an image of raw bits in LSB order and returns it.
83 % It allocates the memory necessary for the new Image structure and returns
84 % a pointer to the new image.
86 % The format of the ReadARTImage method is:
88 % Image *ReadARTImage(const ImageInfo *image_info,
89 % ExceptionInfo *exception)
91 % A description of each parameter follows:
93 % o image_info: the image info.
95 % o exception: return any errors or warnings in this structure.
98 static Image *ReadARTImage(const ImageInfo *image_info,ExceptionInfo *exception)
122 assert(image_info != (const ImageInfo *) NULL);
123 assert(image_info->signature == MagickCoreSignature);
124 if (image_info->debug != MagickFalse)
125 (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",
126 image_info->filename);
127 assert(exception != (ExceptionInfo *) NULL);
128 assert(exception->signature == MagickCoreSignature);
129 image=AcquireImage(image_info,exception);
130 status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception);
131 if (status == MagickFalse)
133 image=DestroyImageList(image);
134 return((Image *) NULL);
137 image->endian=MSBEndian;
138 (void) ReadBlobLSBShort(image);
139 image->columns=(size_t) ReadBlobLSBShort(image);
140 (void) ReadBlobLSBShort(image);
141 image->rows=(size_t) ReadBlobLSBShort(image);
142 if ((image->columns == 0) || (image->rows == 0))
143 ThrowReaderException(CorruptImageError,"ImproperImageHeader");
144 if (image_info->ping != MagickFalse)
146 (void) CloseBlob(image);
147 return(GetFirstImageInList(image));
149 status=SetImageExtent(image,image->columns,image->rows,exception);
150 if (status == MagickFalse)
151 return(DestroyImageList(image));
153 Convert bi-level image to pixel packets.
155 SetImageColorspace(image,GRAYColorspace,exception);
156 quantum_info=AcquireQuantumInfo(image_info,image);
157 if (quantum_info == (QuantumInfo *) NULL)
158 ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
159 length=GetQuantumExtent(image,quantum_info,GrayQuantum);
160 for (y=0; y < (ssize_t) image->rows; y++)
165 q=QueueAuthenticPixels(image,0,y,image->columns,1,exception);
166 if (q == (Quantum *) NULL)
168 pixels=(const unsigned char *) ReadBlobStream(image,length,
169 GetQuantumPixels(quantum_info),&count);
170 if (count != (ssize_t) length)
172 (void) ImportQuantumPixels(image,(CacheView *) NULL,quantum_info,
173 GrayQuantum,pixels,exception);
174 pixels=(const unsigned char *) ReadBlobStream(image,(size_t) (-(ssize_t)
175 length) & 0x01,GetQuantumPixels(quantum_info),&count);
176 if (SyncAuthenticPixels(image,exception) == MagickFalse)
178 if (SetImageProgress(image,LoadImageTag,y,image->rows) == MagickFalse)
181 SetQuantumImageType(image,GrayQuantum);
182 quantum_info=DestroyQuantumInfo(quantum_info);
183 if (y < (ssize_t) image->rows)
184 ThrowReaderException(CorruptImageError,"UnableToReadImageData");
185 if (EOFBlob(image) != MagickFalse)
186 ThrowFileException(exception,CorruptImageError,"UnexpectedEndOfFile",
188 (void) CloseBlob(image);
189 return(GetFirstImageInList(image));
193 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
197 % R e g i s t e r A R T I m a g e %
201 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
203 % RegisterARTImage() adds attributes for the ART image format to
204 % the list of supported formats. The attributes include the image format
205 % tag, a method to read and/or write the format, whether the format
206 % supports the saving of more than one frame to the same file or blob,
207 % whether the format supports native in-memory I/O, and a brief
208 % description of the format.
210 % The format of the RegisterARTImage method is:
212 % size_t RegisterARTImage(void)
215 ModuleExport size_t RegisterARTImage(void)
220 entry=AcquireMagickInfo("ART","ART","PFS: 1st Publisher Clip Art");
221 entry->decoder=(DecodeImageHandler *) ReadARTImage;
222 entry->encoder=(EncodeImageHandler *) WriteARTImage;
223 entry->flags|=CoderRawSupportFlag;
224 entry->flags^=CoderAdjoinFlag;
225 (void) RegisterMagickInfo(entry);
226 return(MagickImageCoderSignature);
230 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
234 % U n r e g i s t e r A R T I m a g e %
238 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
240 % UnregisterARTImage() removes format registrations made by the
241 % ART module from the list of supported formats.
243 % The format of the UnregisterARTImage method is:
245 % UnregisterARTImage(void)
248 ModuleExport void UnregisterARTImage(void)
250 (void) UnregisterMagickInfo("ART");
254 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
258 % W r i t e A R T I m a g e %
262 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
264 % WriteARTImage() writes an image of raw bits in LSB order to a file.
266 % The format of the WriteARTImage method is:
268 % MagickBooleanType WriteARTImage(const ImageInfo *image_info,
269 % Image *image,ExceptionInfo *exception)
271 % A description of each parameter follows.
273 % o image_info: the image info.
275 % o image: The image.
277 % o exception: return any errors or warnings in this structure.
280 static MagickBooleanType WriteARTImage(const ImageInfo *image_info,Image *image,
281 ExceptionInfo *exception)
289 register const Quantum
303 Open output image file.
305 assert(image_info != (const ImageInfo *) NULL);
306 assert(image_info->signature == MagickCoreSignature);
307 assert(image != (Image *) NULL);
308 assert(image->signature == MagickCoreSignature);
309 if (image->debug != MagickFalse)
310 (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
311 assert(exception != (ExceptionInfo *) NULL);
312 assert(exception->signature == MagickCoreSignature);
313 status=OpenBlob(image_info,image,WriteBinaryBlobMode,exception);
314 if (status == MagickFalse)
316 if ((image->columns > 65535UL) || (image->rows > 65535UL))
317 ThrowWriterException(ImageError,"WidthOrHeightExceedsLimit");
318 (void) TransformImageColorspace(image,sRGBColorspace,exception);
319 (void) SetImageType(image,BilevelType,exception);
320 image->endian=MSBEndian;
322 (void) WriteBlobLSBShort(image,0);
323 (void) WriteBlobLSBShort(image,(unsigned short) image->columns);
324 (void) WriteBlobLSBShort(image,0);
325 (void) WriteBlobLSBShort(image,(unsigned short) image->rows);
326 quantum_info=AcquireQuantumInfo(image_info,image);
327 if (quantum_info == (QuantumInfo *) NULL)
328 ThrowWriterException(ImageError,"MemoryAllocationFailed");
329 pixels=(unsigned char *) GetQuantumPixels(quantum_info);
330 for (y=0; y < (ssize_t) image->rows; y++)
332 p=GetVirtualPixels(image,0,y,image->columns,1,exception);
333 if (p == (const Quantum *) NULL)
335 length=ExportQuantumPixels(image,(CacheView *) NULL,quantum_info,
336 GrayQuantum,pixels,exception);
337 count=WriteBlob(image,length,pixels);
338 if (count != (ssize_t) length)
340 count=WriteBlob(image,(size_t) (-(ssize_t) length) & 0x01,pixels);
341 status=SetImageProgress(image,SaveImageTag,(MagickOffsetType) y,
343 if (status == MagickFalse)
346 quantum_info=DestroyQuantumInfo(quantum_info);
347 if (y < (ssize_t) image->rows)
348 ThrowWriterException(CorruptImageError,"UnableToWriteImageData");
349 (void) CloseBlob(image);