| /* | 
 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% | 
 | %                                                                             % | 
 | %                                                                             % | 
 | %                             CCCC  IIIII  PPPP                               % | 
 | %                            C        I    P   P                              % | 
 | %                            C        I    PPPP                               % | 
 | %                            C        I    P                                  % | 
 | %                             CCCC  IIIII  P                                  % | 
 | %                                                                             % | 
 | %                                                                             % | 
 | %                  Read/Write Cisco IP Phone Image Format                     % | 
 | %                                                                             % | 
 | %                              Software Design                                % | 
 | %                                   Cristy                                    % | 
 | %                                April 2004                                   % | 
 | %                                                                             % | 
 | %                                                                             % | 
 | %  Copyright 1999-2015 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.                                             % | 
 | %                                                                             % | 
 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% | 
 | % | 
 | % | 
 | */ | 
 |  | 
 | /* | 
 |   Include declarations. | 
 | */ | 
 | #include "MagickCore/studio.h" | 
 | #include "MagickCore/blob.h" | 
 | #include "MagickCore/blob-private.h" | 
 | #include "MagickCore/cache.h" | 
 | #include "MagickCore/color-private.h" | 
 | #include "MagickCore/colorspace.h" | 
 | #include "MagickCore/colorspace-private.h" | 
 | #include "MagickCore/constitute.h" | 
 | #include "MagickCore/exception.h" | 
 | #include "MagickCore/exception-private.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/pixel-accessor.h" | 
 | #include "MagickCore/property.h" | 
 | #include "MagickCore/quantize.h" | 
 | #include "MagickCore/quantum-private.h" | 
 | #include "MagickCore/static.h" | 
 | #include "MagickCore/string_.h" | 
 | #include "MagickCore/module.h" | 
 | #include "MagickCore/utility.h" | 
 |  | 
 | /* | 
 |   Forward declarations. | 
 | */ | 
 | static MagickBooleanType | 
 |   WriteCIPImage(const ImageInfo *,Image *,ExceptionInfo *); | 
 |  | 
 | /* | 
 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% | 
 | %                                                                             % | 
 | %                                                                             % | 
 | %                                                                             % | 
 | %   R e g i s t e r C I P I m a g e                                           % | 
 | %                                                                             % | 
 | %                                                                             % | 
 | %                                                                             % | 
 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% | 
 | % | 
 | %  RegisterCIPImage() adds properties for the CIP IP phone image format to | 
 | %  the list of supported formats.  The properties 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 RegisterCIPImage method is: | 
 | % | 
 | %      size_t RegisterCIPImage(void) | 
 | % | 
 | */ | 
 | ModuleExport size_t RegisterCIPImage(void) | 
 | { | 
 |   MagickInfo | 
 |     *entry; | 
 |  | 
 |   entry=AcquireMagickInfo("CIP","CIP","Cisco IP phone image format"); | 
 |   entry->encoder=(EncodeImageHandler *) WriteCIPImage; | 
 |   entry->flags^=CoderAdjoinFlag; | 
 |   (void) RegisterMagickInfo(entry); | 
 |   return(MagickImageCoderSignature); | 
 | } | 
 |  | 
 | /* | 
 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% | 
 | %                                                                             % | 
 | %                                                                             % | 
 | %                                                                             % | 
 | %   U n r e g i s t e r C I P I m a g e                                       % | 
 | %                                                                             % | 
 | %                                                                             % | 
 | %                                                                             % | 
 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% | 
 | % | 
 | %  UnregisterCIPImage() removes format registrations made by the | 
 | %  CIP module from the list of supported formats. | 
 | % | 
 | %  The format of the UnregisterCIPImage method is: | 
 | % | 
 | %      UnregisterCIPImage(void) | 
 | % | 
 | */ | 
 | ModuleExport void UnregisterCIPImage(void) | 
 | { | 
 |   (void) UnregisterMagickInfo("CIP"); | 
 | } | 
 |  | 
 | /* | 
 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% | 
 | %                                                                             % | 
 | %                                                                             % | 
 | %                                                                             % | 
 | %   W r i t e C I P I m a g e                                                 % | 
 | %                                                                             % | 
 | %                                                                             % | 
 | %                                                                             % | 
 | %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% | 
 | % | 
 | %  Procedure WriteCIPImage() writes an image to a file in the Cisco IP phone | 
 | %  image format. | 
 | % | 
 | %  The format of the WriteCIPImage method is: | 
 | % | 
 | %      MagickBooleanType WriteCIPImage(const ImageInfo *image_info, | 
 | %        Image *image,ExceptionInfo *exception) | 
 | % | 
 | %  A description of each parameter follows. | 
 | % | 
 | %    o image_info: the image info. | 
 | % | 
 | %    o image:  The image. | 
 | % | 
 | %    o exception: return any errors or warnings in this structure. | 
 | % | 
 | */ | 
 | static MagickBooleanType WriteCIPImage(const ImageInfo *image_info,Image *image, | 
 |   ExceptionInfo *exception) | 
 | { | 
 |   char | 
 |     buffer[MagickPathExtent]; | 
 |  | 
 |   const char | 
 |     *value; | 
 |  | 
 |   MagickBooleanType | 
 |     status; | 
 |  | 
 |   register const Quantum | 
 |     *p; | 
 |  | 
 |   register ssize_t | 
 |     i, | 
 |     x; | 
 |  | 
 |   ssize_t | 
 |     y; | 
 |  | 
 |   unsigned char | 
 |     byte; | 
 |  | 
 |   /* | 
 |     Open output image file. | 
 |   */ | 
 |   assert(image_info != (const ImageInfo *) NULL); | 
 |   assert(image_info->signature == MagickSignature); | 
 |   assert(image != (Image *) NULL); | 
 |   assert(image->signature == MagickSignature); | 
 |   if (image->debug != MagickFalse) | 
 |     (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename); | 
 |   assert(exception != (ExceptionInfo *) NULL); | 
 |   assert(exception->signature == MagickSignature); | 
 |   status=OpenBlob(image_info,image,WriteBinaryBlobMode,exception); | 
 |   if (status == MagickFalse) | 
 |     return(status); | 
 |   (void) WriteBlobString(image,"<CiscoIPPhoneImage>\n"); | 
 |   value=GetImageProperty(image,"label",exception); | 
 |   if (value != (const char *) NULL) | 
 |     (void) FormatLocaleString(buffer,MagickPathExtent,"<Title>%s</Title>\n",value); | 
 |   else | 
 |     { | 
 |       char | 
 |         basename[MagickPathExtent]; | 
 |  | 
 |       GetPathComponent(image->filename,BasePath,basename); | 
 |       (void) FormatLocaleString(buffer,MagickPathExtent,"<Title>%s</Title>\n", | 
 |         basename); | 
 |     } | 
 |   (void) WriteBlobString(image,buffer); | 
 |   (void) FormatLocaleString(buffer,MagickPathExtent, | 
 |     "<LocationX>%.20g</LocationX>\n",(double) image->page.x); | 
 |   (void) WriteBlobString(image,buffer); | 
 |   (void) FormatLocaleString(buffer,MagickPathExtent, | 
 |     "<LocationY>%.20g</LocationY>\n",(double) image->page.y); | 
 |   (void) WriteBlobString(image,buffer); | 
 |   (void) FormatLocaleString(buffer,MagickPathExtent,"<Width>%.20g</Width>\n", | 
 |     (double) (image->columns+(image->columns % 2))); | 
 |   (void) WriteBlobString(image,buffer); | 
 |   (void) FormatLocaleString(buffer,MagickPathExtent,"<Height>%.20g</Height>\n", | 
 |     (double) image->rows); | 
 |   (void) WriteBlobString(image,buffer); | 
 |   (void) FormatLocaleString(buffer,MagickPathExtent,"<Depth>2</Depth>\n"); | 
 |   (void) WriteBlobString(image,buffer); | 
 |   (void) WriteBlobString(image,"<Data>"); | 
 |   (void) TransformImageColorspace(image,sRGBColorspace,exception); | 
 |   for (y=0; y < (ssize_t) image->rows; y++) | 
 |   { | 
 |     p=GetVirtualPixels(image,0,y,image->columns,1,exception); | 
 |     if (p == (const Quantum *) NULL) | 
 |       break; | 
 |     for (x=0; x < ((ssize_t) image->columns-3); x+=4) | 
 |     { | 
 |       byte=(unsigned char) | 
 |         ((((size_t) (3*ClampToQuantum(GetPixelLuma(image,p+3))/QuantumRange) & 0x03) << 6) | | 
 |          (((size_t) (3*ClampToQuantum(GetPixelLuma(image,p+2))/QuantumRange) & 0x03) << 4) | | 
 |          (((size_t) (3*ClampToQuantum(GetPixelLuma(image,p+1))/QuantumRange) & 0x03) << 2) | | 
 |          (((size_t) (3*ClampToQuantum(GetPixelLuma(image,p+0))/QuantumRange) & 0x03) << 0)); | 
 |       (void) FormatLocaleString(buffer,MagickPathExtent,"%02x",byte); | 
 |       (void) WriteBlobString(image,buffer); | 
 |       p+=4; | 
 |     } | 
 |     if ((image->columns % 4) != 0) | 
 |       { | 
 |         i=(ssize_t) image->columns % 4; | 
 |         byte=(unsigned char) | 
 |           ((((size_t) (3*ClampToQuantum(GetPixelLuma(image,p+MagickMin(i,3)))/QuantumRange) & 0x03) << 6) | | 
 |            (((size_t) (3*ClampToQuantum(GetPixelLuma(image,p+MagickMin(i,2)))/QuantumRange) & 0x03) << 4) | | 
 |            (((size_t) (3*ClampToQuantum(GetPixelLuma(image,p+MagickMin(i,1)))/QuantumRange) & 0x03) << 2) | | 
 |            (((size_t) (3*ClampToQuantum(GetPixelLuma(image,p+MagickMin(i,0)))/QuantumRange) & 0x03) << 0)); | 
 |         (void) FormatLocaleString(buffer,MagickPathExtent,"%02x",~byte); | 
 |         (void) WriteBlobString(image,buffer); | 
 |       } | 
 |     status=SetImageProgress(image,SaveImageTag,(MagickOffsetType) y, | 
 |       image->rows); | 
 |     if (status == MagickFalse) | 
 |       break; | 
 |   } | 
 |   (void) WriteBlobString(image,"</Data>\n"); | 
 |   (void) WriteBlobString(image,"</CiscoIPPhoneImage>\n"); | 
 |   (void) CloseBlob(image); | 
 |   return(MagickTrue); | 
 | } |