static MagickBooleanType WritePDFImage(const ImageInfo *image_info,Image *image)
{
#define CFormat  "/Filter [ /%s ]\n"
#define ObjectsPerImage  14

DisableMSCWarning(4310)
  static const char
    XMPProfile[]=
    {
      "<?xpacket begin=\"%s\" id=\"W5M0MpCehiHzreSzNTczkc9d\"?>\n"
      "<x:xmpmeta xmlns:x=\"adobe:ns:meta/\" x:xmptk=\"Adobe XMP Core 4.0-c316 44.253921, Sun Oct 01 2006 17:08:23\">\n"
      "   <rdf:RDF xmlns:rdf=\"http://www.w3.org/1999/02/22-rdf-syntax-ns#\">\n"
      "      <rdf:Description rdf:about=\"\"\n"
      "            xmlns:xap=\"http://ns.adobe.com/xap/1.0/\">\n"
      "         <xap:ModifyDate>%s</xap:ModifyDate>\n"
      "         <xap:CreateDate>%s</xap:CreateDate>\n"
      "         <xap:MetadataDate>%s</xap:MetadataDate>\n"
      "         <xap:CreatorTool>%s</xap:CreatorTool>\n"
      "      </rdf:Description>\n"
      "      <rdf:Description rdf:about=\"\"\n"
      "            xmlns:dc=\"http://purl.org/dc/elements/1.1/\">\n"
      "         <dc:format>application/pdf</dc:format>\n"
      "         <dc:title>\n"
      "           <rdf:Alt>\n"
      "              <rdf:li xml:lang=\"x-default\">%s</rdf:li>\n"
      "           </rdf:Alt>\n"
      "         </dc:title>\n"
      "      </rdf:Description>\n"
      "      <rdf:Description rdf:about=\"\"\n"
      "            xmlns:xapMM=\"http://ns.adobe.com/xap/1.0/mm/\">\n"
      "         <xapMM:DocumentID>uuid:6ec119d7-7982-4f56-808d-dfe64f5b35cf</xapMM:DocumentID>\n"
      "         <xapMM:InstanceID>uuid:a79b99b4-6235-447f-9f6c-ec18ef7555cb</xapMM:InstanceID>\n"
      "      </rdf:Description>\n"
      "      <rdf:Description rdf:about=\"\"\n"
      "            xmlns:pdf=\"http://ns.adobe.com/pdf/1.3/\">\n"
      "         <pdf:Producer>%s</pdf:Producer>\n"
      "      </rdf:Description>\n"
      "      <rdf:Description rdf:about=\"\"\n"
      "            xmlns:pdfaid=\"http://www.aiim.org/pdfa/ns/id/\">\n"
      "         <pdfaid:part>3</pdfaid:part>\n"
      "         <pdfaid:conformance>B</pdfaid:conformance>\n"
      "      </rdf:Description>\n"
      "   </rdf:RDF>\n"
      "</x:xmpmeta>\n"
      "<?xpacket end=\"w\"?>\n"
    },
    XMPProfileMagick[4]= { (char) 0xef, (char) 0xbb, (char) 0xbf, (char) 0x00 };
RestoreMSCWarning

  char
    basename[MaxTextExtent],
    buffer[MaxTextExtent],
    date[MaxTextExtent],
    *escape,
    **labels,
    page_geometry[MaxTextExtent],
    *url;

  CompressionType
    compression;

  const char
    *device,
    *option,
    *value;

  const StringInfo
    *profile;

  double
    pointsize;

  GeometryInfo
    geometry_info;

  Image
    *next,
    *tile_image;

  MagickBooleanType
    status;

  MagickOffsetType
    offset,
    scene,
    *xref;

  MagickSizeType
    number_pixels;

  MagickStatusType
    flags;

  PointInfo
    delta,
    resolution,
    scale;

  RectangleInfo
    geometry,
    media_info,
    page_info;

  register const IndexPacket
    *indexes;

  register const PixelPacket
    *p;

  register unsigned char
    *q;

  register ssize_t
    i,
    x;

  size_t
    channels,
    info_id,
    length,
    object,
    pages_id,
    root_id,
    text_size,
    version;

  ssize_t
    count,
    page_count,
    y;

  struct tm
    local_time;

  time_t
    seconds;

  unsigned char
    *pixels;

  wchar_t
    *utf16;

  /*
    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);
  status=OpenBlob(image_info,image,WriteBinaryBlobMode,&image->exception);
  if (status == MagickFalse)
    return(status);
  /*
    Allocate X ref memory.
  */
  xref=(MagickOffsetType *) AcquireQuantumMemory(2048UL,sizeof(*xref));
  if (xref == (MagickOffsetType *) NULL)
    ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed");
  (void) ResetMagickMemory(xref,0,2048UL*sizeof(*xref));
  /*
    Write Info object.
  */
  object=0;
  version=3;
  if (image_info->compression == JPEG2000Compression)
    version=(size_t) MagickMax(version,5);
  for (next=image; next != (Image *) NULL; next=GetNextImageInList(next))
    if (next->matte != MagickFalse)
      version=(size_t) MagickMax(version,4);
  if (LocaleCompare(image_info->magick,"PDFA") == 0)
    version=(size_t) MagickMax(version,6);
  profile=GetImageProfile(image,"icc");
  if (profile != (StringInfo *) NULL)
    version=(size_t) MagickMax(version,7);
  (void) FormatLocaleString(buffer,MaxTextExtent,"%%PDF-1.%.20g \n",(double)
    version);
  (void) WriteBlobString(image,buffer);
  if (LocaleCompare(image_info->magick,"PDFA") == 0)
    {
      (void) WriteBlobByte(image,'%');
      (void) WriteBlobByte(image,0xe2);
      (void) WriteBlobByte(image,0xe3);
      (void) WriteBlobByte(image,0xcf);
      (void) WriteBlobByte(image,0xd3);
      (void) WriteBlobByte(image,'\n');
    }
  /*
    Write Catalog object.
  */
  xref[object++]=TellBlob(image);
  root_id=object;
  (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g 0 obj\n",(double)
    object);
  (void) WriteBlobString(image,buffer);
  (void) WriteBlobString(image,"<<\n");
  if (LocaleCompare(image_info->magick,"PDFA") != 0)
    (void) FormatLocaleString(buffer,MaxTextExtent,"/Pages %.20g 0 R\n",(double)
      object+1);
  else
    {
      (void) FormatLocaleString(buffer,MaxTextExtent,"/Metadata %.20g 0 R\n",
        (double) object+1);
      (void) WriteBlobString(image,buffer);
      (void) FormatLocaleString(buffer,MaxTextExtent,"/Pages %.20g 0 R\n",
        (double) object+2);
    }
  (void) WriteBlobString(image,buffer);
  (void) WriteBlobString(image,"/Type /Catalog");
  option=GetImageOption(image_info,"pdf:page-direction");
  if ((option != (const char *) NULL) &&
      (LocaleCompare(option,"right-to-left") != MagickFalse))
    (void) WriteBlobString(image,"/ViewerPreferences<</PageDirection/R2L>>\n");
  (void) WriteBlobString(image,"\n");
  (void) WriteBlobString(image,">>\n");
  (void) WriteBlobString(image,"endobj\n");
  GetPathComponent(image->filename,BasePath,basename);
  if (LocaleCompare(image_info->magick,"PDFA") == 0)
    {
      char
        create_date[MaxTextExtent],
        modify_date[MaxTextExtent],
        timestamp[MaxTextExtent],
        xmp_profile[MaxTextExtent],
        *url;

      /*
        Write XMP object.
      */
      xref[object++]=TellBlob(image);
      (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g 0 obj\n",(double)
        object);
      (void) WriteBlobString(image,buffer);
      (void) WriteBlobString(image,"<<\n");
      (void) WriteBlobString(image,"/Subtype /XML\n");
      *modify_date='\0';
      value=GetImageProperty(image,"date:modify");
      if (value != (const char *) NULL)
        (void) CopyMagickString(modify_date,value,MaxTextExtent);
      *create_date='\0';
      value=GetImageProperty(image,"date:create");
      if (value != (const char *) NULL)
        (void) CopyMagickString(create_date,value,MaxTextExtent);
      (void) FormatMagickTime(time((time_t *) NULL),MaxTextExtent,timestamp);
      url=GetMagickHomeURL();
      escape=EscapeParenthesis(basename);
      i=FormatLocaleString(xmp_profile,MaxTextExtent,XMPProfile,
        XMPProfileMagick,modify_date,create_date,timestamp,url,escape,url);
      escape=DestroyString(escape);
      url=DestroyString(url);
      (void) FormatLocaleString(buffer,MaxTextExtent,"/Length %.20g\n",(double)
        i);
      (void) WriteBlobString(image,buffer);
      (void) WriteBlobString(image,"/Type /Metadata\n");
      (void) WriteBlobString(image,">>\nstream\n");
      (void) WriteBlobString(image,xmp_profile);
      (void) WriteBlobString(image,"\nendstream\n");
      (void) WriteBlobString(image,"endobj\n");
    }
  /*
    Write Pages object.
  */
  xref[object++]=TellBlob(image);
  pages_id=object;
  (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g 0 obj\n",(double)
    object);
  (void) WriteBlobString(image,buffer);
  (void) WriteBlobString(image,"<<\n");
  (void) WriteBlobString(image,"/Type /Pages\n");
  (void) FormatLocaleString(buffer,MaxTextExtent,"/Kids [ %.20g 0 R ",(double)
    object+1);
  (void) WriteBlobString(image,buffer);
  count=(ssize_t) (pages_id+ObjectsPerImage+1);
  page_count=1;
  if (image_info->adjoin != MagickFalse)
    {
      Image
        *kid_image;

      /*
        Predict page object id's.
      */
      kid_image=image;
      for ( ; GetNextImageInList(kid_image) != (Image *) NULL; count+=ObjectsPerImage)
      {
        page_count++;
        profile=GetImageProfile(kid_image,"icc");
        if (profile != (StringInfo *) NULL)
          count+=2;
        (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g 0 R ",(double)
          count);
        (void) WriteBlobString(image,buffer);
        kid_image=GetNextImageInList(kid_image);
      }
      xref=(MagickOffsetType *) ResizeQuantumMemory(xref,(size_t) count+2048UL,
        sizeof(*xref));
      if (xref == (MagickOffsetType *) NULL)
        ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed");
    }
  (void) WriteBlobString(image,"]\n");
  (void) FormatLocaleString(buffer,MaxTextExtent,"/Count %.20g\n",(double)
    page_count);
  (void) WriteBlobString(image,buffer);
  (void) WriteBlobString(image,">>\n");
  (void) WriteBlobString(image,"endobj\n");
  scene=0;
  do
  {
    MagickBooleanType
      has_icc_profile;

    profile=GetImageProfile(image,"icc");
    has_icc_profile=(profile != (StringInfo *) NULL) ? MagickTrue : MagickFalse;
    compression=image->compression;
    if (image_info->compression != UndefinedCompression)
      compression=image_info->compression;
    switch (compression)
    {
      case FaxCompression:
      case Group4Compression:
      {
        if ((SetImageMonochrome(image,&image->exception) == MagickFalse) ||
            (image->matte != MagickFalse))
          compression=RLECompression;
        break;
      }
#if !defined(MAGICKCORE_JPEG_DELEGATE)
      case JPEGCompression:
      {
        compression=RLECompression;
        (void) ThrowMagickException(&image->exception,GetMagickModule(),
          MissingDelegateError,"DelegateLibrarySupportNotBuiltIn","`%s' (JPEG)",
          image->filename);
        break;
      }
#endif
#if !defined(MAGICKCORE_LIBOPENJP2_DELEGATE)
      case JPEG2000Compression:
      {
        compression=RLECompression;
        (void) ThrowMagickException(&image->exception,GetMagickModule(),
          MissingDelegateError,"DelegateLibrarySupportNotBuiltIn","`%s' (JP2)",
          image->filename);
        break;
      }
#endif
#if !defined(MAGICKCORE_ZLIB_DELEGATE)
      case ZipCompression:
      {
        compression=RLECompression;
        (void) ThrowMagickException(&image->exception,GetMagickModule(),
          MissingDelegateError,"DelegateLibrarySupportNotBuiltIn","`%s' (ZLIB)",
          image->filename);
        break;
      }
#endif
      case LZWCompression:
      {
        if (LocaleCompare(image_info->magick,"PDFA") == 0)
          compression=RLECompression;  /* LZW compression is forbidden */
        break;
      }
      case NoCompression:
      {
        if (LocaleCompare(image_info->magick,"PDFA") == 0)
          compression=RLECompression; /* ASCII 85 compression is forbidden */
        break;
      }
      default:
        break;
    }
    if (compression == JPEG2000Compression)
      (void) TransformImageColorspace(image,sRGBColorspace);
    /*
      Scale relative to dots-per-inch.
    */
    delta.x=DefaultResolution;
    delta.y=DefaultResolution;
    resolution.x=image->x_resolution;
    resolution.y=image->y_resolution;
    if ((resolution.x == 0.0) || (resolution.y == 0.0))
      {
        flags=ParseGeometry(PSDensityGeometry,&geometry_info);
        resolution.x=geometry_info.rho;
        resolution.y=geometry_info.sigma;
        if ((flags & SigmaValue) == 0)
          resolution.y=resolution.x;
      }
    if (image_info->density != (char *) NULL)
      {
        flags=ParseGeometry(image_info->density,&geometry_info);
        resolution.x=geometry_info.rho;
        resolution.y=geometry_info.sigma;
        if ((flags & SigmaValue) == 0)
          resolution.y=resolution.x;
      }
    if (image->units == PixelsPerCentimeterResolution)
      {
        resolution.x=(double) ((size_t) (100.0*2.54*resolution.x+0.5)/100.0);
        resolution.y=(double) ((size_t) (100.0*2.54*resolution.y+0.5)/100.0);
      }
    SetGeometry(image,&geometry);
    (void) FormatLocaleString(page_geometry,MaxTextExtent,"%.20gx%.20g",(double)
      image->columns,(double) image->rows);
    if (image_info->page != (char *) NULL)
      (void) CopyMagickString(page_geometry,image_info->page,MaxTextExtent);
    else
      if ((image->page.width != 0) && (image->page.height != 0))
        (void) FormatLocaleString(page_geometry,MaxTextExtent,
          "%.20gx%.20g%+.20g%+.20g",(double) image->page.width,(double)
          image->page.height,(double) image->page.x,(double) image->page.y);
      else
        if ((image->gravity != UndefinedGravity) &&
            (LocaleCompare(image_info->magick,"PDF") == 0))
          (void) CopyMagickString(page_geometry,PSPageGeometry,MaxTextExtent);
    (void) ConcatenateMagickString(page_geometry,">",MaxTextExtent);
    (void) ParseMetaGeometry(page_geometry,&geometry.x,&geometry.y,
      &geometry.width,&geometry.height);
    scale.x=(double) (geometry.width*delta.x)/resolution.x;
    geometry.width=(size_t) floor(scale.x+0.5);
    scale.y=(double) (geometry.height*delta.y)/resolution.y;
    geometry.height=(size_t) floor(scale.y+0.5);
    (void) ParseAbsoluteGeometry(page_geometry,&media_info);
    (void) ParseGravityGeometry(image,page_geometry,&page_info,
      &image->exception);
    if (image->gravity != UndefinedGravity)
      {
        geometry.x=(-page_info.x);
        geometry.y=(ssize_t) (media_info.height+page_info.y-image->rows);
      }
    pointsize=12.0;
    if (image_info->pointsize != 0.0)
      pointsize=image_info->pointsize;
    text_size=0;
    value=GetImageProperty(image,"label");
    if (value != (const char *) NULL)
      text_size=(size_t) (MultilineCensus(value)*pointsize+12);
    (void) text_size;
    /*
      Write Page object.
    */
    xref[object++]=TellBlob(image);
    (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g 0 obj\n",(double)
      object);
    (void) WriteBlobString(image,buffer);
    (void) WriteBlobString(image,"<<\n");
    (void) WriteBlobString(image,"/Type /Page\n");
    (void) FormatLocaleString(buffer,MaxTextExtent,"/Parent %.20g 0 R\n",
      (double) pages_id);
    (void) WriteBlobString(image,buffer);
    (void) WriteBlobString(image,"/Resources <<\n");
    labels=(char **) NULL;
    value=GetImageProperty(image,"label");
    if (value != (const char *) NULL)
      labels=StringToList(value);
    if (labels != (char **) NULL)
      {
        (void) FormatLocaleString(buffer,MaxTextExtent,
          "/Font << /F%.20g %.20g 0 R >>\n",(double) image->scene,(double)
          object+4);
        (void) WriteBlobString(image,buffer);
      }
    (void) FormatLocaleString(buffer,MaxTextExtent,
      "/XObject << /Im%.20g %.20g 0 R >>\n",(double) image->scene,(double)
      object+5);
    (void) WriteBlobString(image,buffer);
    (void) FormatLocaleString(buffer,MaxTextExtent,"/ProcSet %.20g 0 R >>\n",
      (double) object+3);
    (void) WriteBlobString(image,buffer);
    (void) FormatLocaleString(buffer,MaxTextExtent,
      "/MediaBox [0 0 %g %g]\n",72.0*media_info.width/resolution.x,
      72.0*media_info.height/resolution.y);
    (void) WriteBlobString(image,buffer);
    (void) FormatLocaleString(buffer,MaxTextExtent,
      "/CropBox [0 0 %g %g]\n",72.0*media_info.width/resolution.x,
      72.0*media_info.height/resolution.y);
    (void) WriteBlobString(image,buffer);
    (void) FormatLocaleString(buffer,MaxTextExtent,"/Contents %.20g 0 R\n",
      (double) object+1);
    (void) WriteBlobString(image,buffer);
    (void) FormatLocaleString(buffer,MaxTextExtent,"/Thumb %.20g 0 R\n",
      (double) object+(has_icc_profile != MagickFalse ? 10 : 8));
    (void) WriteBlobString(image,buffer);
    (void) WriteBlobString(image,">>\n");
    (void) WriteBlobString(image,"endobj\n");
    /*
      Write Contents object.
    */
    xref[object++]=TellBlob(image);
    (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g 0 obj\n",(double)
      object);
    (void) WriteBlobString(image,buffer);
    (void) WriteBlobString(image,"<<\n");
    (void) FormatLocaleString(buffer,MaxTextExtent,"/Length %.20g 0 R\n",
      (double) object+1);
    (void) WriteBlobString(image,buffer);
    (void) WriteBlobString(image,">>\n");
    (void) WriteBlobString(image,"stream\n");
    offset=TellBlob(image);
    (void) WriteBlobString(image,"q\n");
    if (labels != (char **) NULL)
      for (i=0; labels[i] != (char *) NULL; i++)
      {
        (void) WriteBlobString(image,"BT\n");
        (void) FormatLocaleString(buffer,MaxTextExtent,"/F%.20g %g Tf\n",
          (double) image->scene,pointsize);
        (void) WriteBlobString(image,buffer);
        (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g %.20g Td\n",
          (double) geometry.x,(double) (geometry.y+geometry.height+i*pointsize+
          12));
        (void) WriteBlobString(image,buffer);
        (void) FormatLocaleString(buffer,MaxTextExtent,"(%s) Tj\n",labels[i]);
        (void) WriteBlobString(image,buffer);
        (void) WriteBlobString(image,"ET\n");
        labels[i]=DestroyString(labels[i]);
      }
    (void) FormatLocaleString(buffer,MaxTextExtent,"%g 0 0 %g %.20g %.20g cm\n",
      scale.x,scale.y,(double) geometry.x,(double) geometry.y);
    (void) WriteBlobString(image,buffer);
    (void) FormatLocaleString(buffer,MaxTextExtent,"/Im%.20g Do\n",(double)
      image->scene);
    (void) WriteBlobString(image,buffer);
    (void) WriteBlobString(image,"Q\n");
    offset=TellBlob(image)-offset;
    (void) WriteBlobString(image,"\nendstream\n");
    (void) WriteBlobString(image,"endobj\n");
    /*
      Write Length object.
    */
    xref[object++]=TellBlob(image);
    (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g 0 obj\n",(double)
      object);
    (void) WriteBlobString(image,buffer);
    (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g\n",(double) offset);
    (void) WriteBlobString(image,buffer);
    (void) WriteBlobString(image,"endobj\n");
    /*
      Write Procset object.
    */
    xref[object++]=TellBlob(image);
    (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g 0 obj\n",(double)
      object);
    (void) WriteBlobString(image,buffer);
    if ((image->storage_class == DirectClass) || (image->colors > 256))
      (void) CopyMagickString(buffer,"[ /PDF /Text /ImageC",MaxTextExtent);
    else
      if ((compression == FaxCompression) || (compression == Group4Compression))
        (void) CopyMagickString(buffer,"[ /PDF /Text /ImageB",MaxTextExtent);
      else
        (void) CopyMagickString(buffer,"[ /PDF /Text /ImageI",MaxTextExtent);
    (void) WriteBlobString(image,buffer);
    (void) WriteBlobString(image," ]\n");
    (void) WriteBlobString(image,"endobj\n");
    /*
      Write Font object.
    */
    xref[object++]=TellBlob(image);
    (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g 0 obj\n",(double)
      object);
    (void) WriteBlobString(image,buffer);
    (void) WriteBlobString(image,"<<\n");
    if (labels != (char **) NULL)
      {
        (void) WriteBlobString(image,"/Type /Font\n");
        (void) WriteBlobString(image,"/Subtype /Type1\n");
        (void) FormatLocaleString(buffer,MaxTextExtent,"/Name /F%.20g\n",
          (double) image->scene);
        (void) WriteBlobString(image,buffer);
        (void) WriteBlobString(image,"/BaseFont /Helvetica\n");
        (void) WriteBlobString(image,"/Encoding /MacRomanEncoding\n");
        labels=(char **) RelinquishMagickMemory(labels);
      }
    (void) WriteBlobString(image,">>\n");
    (void) WriteBlobString(image,"endobj\n");
    /*
      Write XObject object.
    */
    xref[object++]=TellBlob(image);
    (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g 0 obj\n",(double)
      object);
    (void) WriteBlobString(image,buffer);
    (void) WriteBlobString(image,"<<\n");
    (void) WriteBlobString(image,"/Type /XObject\n");
    (void) WriteBlobString(image,"/Subtype /Image\n");
    (void) FormatLocaleString(buffer,MaxTextExtent,"/Name /Im%.20g\n",(double)
      image->scene);
    (void) WriteBlobString(image,buffer);
    switch (compression)
    {
      case NoCompression:
      {
        (void) FormatLocaleString(buffer,MaxTextExtent,CFormat,"ASCII85Decode");
        break;
      }
      case JPEGCompression:
      {
        (void) FormatLocaleString(buffer,MaxTextExtent,CFormat,"DCTDecode");
        if (image->colorspace != CMYKColorspace)
          break;
        (void) WriteBlobString(image,buffer);
        (void) CopyMagickString(buffer,"/Decode [1 0 1 0 1 0 1 0]\n",
          MaxTextExtent);
        break;
      }
      case JPEG2000Compression:
      {
        (void) FormatLocaleString(buffer,MaxTextExtent,CFormat,"JPXDecode");
        if (image->colorspace != CMYKColorspace)
          break;
        (void) WriteBlobString(image,buffer);
        (void) CopyMagickString(buffer,"/Decode [1 0 1 0 1 0 1 0]\n",
          MaxTextExtent);
        break;
      }
      case LZWCompression:
      {
        (void) FormatLocaleString(buffer,MaxTextExtent,CFormat,"LZWDecode");
        break;
      }
      case ZipCompression:
      {
        (void) FormatLocaleString(buffer,MaxTextExtent,CFormat,"FlateDecode");
        break;
      }
      case FaxCompression:
      case Group4Compression:
      {
        (void) CopyMagickString(buffer,"/Filter [ /CCITTFaxDecode ]\n",
          MaxTextExtent);
        (void) WriteBlobString(image,buffer);
        (void) FormatLocaleString(buffer,MaxTextExtent,"/DecodeParms [ << "
          "/K %s /BlackIs1 false /Columns %.20g /Rows %.20g >> ]\n",CCITTParam,
          (double) image->columns,(double) image->rows);
        break;
      }
      default:
      {
        (void) FormatLocaleString(buffer,MaxTextExtent,CFormat,
          "RunLengthDecode");
        break;
      }
    }
    (void) WriteBlobString(image,buffer);
    (void) FormatLocaleString(buffer,MaxTextExtent,"/Width %.20g\n",(double)
      image->columns);
    (void) WriteBlobString(image,buffer);
    (void) FormatLocaleString(buffer,MaxTextExtent,"/Height %.20g\n",(double)
      image->rows);
    (void) WriteBlobString(image,buffer);
    (void) FormatLocaleString(buffer,MaxTextExtent,"/ColorSpace %.20g 0 R\n",
      (double) object+2);
    (void) WriteBlobString(image,buffer);
    (void) FormatLocaleString(buffer,MaxTextExtent,"/BitsPerComponent %d\n",
      (compression == FaxCompression) || (compression == Group4Compression) ?
      1 : 8);
    (void) WriteBlobString(image,buffer);
    if (image->matte != MagickFalse)
      {
        (void) FormatLocaleString(buffer,MaxTextExtent,"/SMask %.20g 0 R\n",
          (double) object+(has_icc_profile != MagickFalse ? 9 : 7));
        (void) WriteBlobString(image,buffer);
      }
    (void) FormatLocaleString(buffer,MaxTextExtent,"/Length %.20g 0 R\n",
      (double) object+1);
    (void) WriteBlobString(image,buffer);
    (void) WriteBlobString(image,">>\n");
    (void) WriteBlobString(image,"stream\n");
    offset=TellBlob(image);
    number_pixels=(MagickSizeType) image->columns*image->rows;
    if ((4*number_pixels) != (MagickSizeType) ((size_t) (4*number_pixels)))
      ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed");
    if ((compression == FaxCompression) || (compression == Group4Compression) ||
        ((image_info->type != TrueColorType) &&
         (SetImageGray(image,&image->exception) != MagickFalse)))
      {
        switch (compression)
        {
          case FaxCompression:
          case Group4Compression:
          {
            if (LocaleCompare(CCITTParam,"0") == 0)
              {
                (void) HuffmanEncodeImage(image_info,image,image);
                break;
              }
            (void) Huffman2DEncodeImage(image_info,image,image);
            break;
          }
          case JPEGCompression:
          {
            status=InjectImageBlob(image_info,image,image,"jpeg",
              &image->exception);
            if (status == MagickFalse)
              ThrowWriterException(CoderError,image->exception.reason);
            break;
          }
          case JPEG2000Compression:
          {
            status=InjectImageBlob(image_info,image,image,"jp2",
              &image->exception);
            if (status == MagickFalse)
              ThrowWriterException(CoderError,image->exception.reason);
            break;
          }
          case RLECompression:
          default:
          {
            MemoryInfo
              *pixel_info;

            /*
              Allocate pixel array.
            */
            length=(size_t) number_pixels;
            pixel_info=AcquireVirtualMemory(length,sizeof(*pixels));
            if (pixel_info == (MemoryInfo *) NULL)
              ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed");
            pixels=(unsigned char *) GetVirtualMemoryBlob(pixel_info);
            /*
              Dump Runlength encoded pixels.
            */
            q=pixels;
            for (y=0; y < (ssize_t) image->rows; y++)
            {
              p=GetVirtualPixels(image,0,y,image->columns,1,&image->exception);
              if (p == (const PixelPacket *) NULL)
                break;
              for (x=0; x < (ssize_t) image->columns; x++)
              {
                *q++=ScaleQuantumToChar(ClampToQuantum(
                  GetPixelLuma(image,p)));
                p++;
              }
              if (image->previous == (Image *) NULL)
                {
                  status=SetImageProgress(image,SaveImageTag,(MagickOffsetType)
                    y,image->rows);
                  if (status == MagickFalse)
                    break;
                }
            }
#if defined(MAGICKCORE_ZLIB_DELEGATE)
            if (compression == ZipCompression)
              status=ZLIBEncodeImage(image,length,pixels);
            else
#endif
              if (compression == LZWCompression)
                status=LZWEncodeImage(image,length,pixels);
              else
                status=PackbitsEncodeImage(image,length,pixels);
            pixel_info=RelinquishVirtualMemory(pixel_info);
            if (status == MagickFalse)
              {
                (void) CloseBlob(image);
                return(MagickFalse);
              }
            break;
          }
          case NoCompression:
          {
            /*
              Dump uncompressed PseudoColor packets.
            */
            Ascii85Initialize(image);
            for (y=0; y < (ssize_t) image->rows; y++)
            {
              p=GetVirtualPixels(image,0,y,image->columns,1,&image->exception);
              if (p == (const PixelPacket *) NULL)
                break;
              for (x=0; x < (ssize_t) image->columns; x++)
              {
                Ascii85Encode(image,ScaleQuantumToChar(ClampToQuantum(
                  GetPixelLuma(image,p))));
                p++;
              }
              if (image->previous == (Image *) NULL)
                {
                  status=SetImageProgress(image,SaveImageTag,(MagickOffsetType)
                    y,image->rows);
                  if (status == MagickFalse)
                    break;
                }
            }
            Ascii85Flush(image);
            break;
          }
        }
      }
    else
      if ((image->storage_class == DirectClass) || (image->colors > 256) ||
          (compression == JPEGCompression) ||
          (compression == JPEG2000Compression))
        switch (compression)
        {
          case JPEGCompression:
          {
            status=InjectImageBlob(image_info,image,image,"jpeg",
              &image->exception);
            if (status == MagickFalse)
              ThrowWriterException(CoderError,image->exception.reason);
            break;
          }
          case JPEG2000Compression:
          {
            status=InjectImageBlob(image_info,image,image,"jp2",
              &image->exception);
            if (status == MagickFalse)
              ThrowWriterException(CoderError,image->exception.reason);
            break;
          }
          case RLECompression:
          default:
          {
            MemoryInfo
              *pixel_info;

            /*
              Allocate pixel array.
            */
            length=(size_t) number_pixels;
             length*=image->colorspace == CMYKColorspace ? 4UL : 3UL;
             pixel_info=AcquireVirtualMemory(length,sizeof(*pixels));
             if (pixel_info == (MemoryInfo *) NULL)
              {
                xref=(MagickOffsetType *) RelinquishMagickMemory(xref);
                ThrowWriterException(ResourceLimitError,
                  "MemoryAllocationFailed");
              }
             pixels=(unsigned char *) GetVirtualMemoryBlob(pixel_info);
             /*
               Dump runlength encoded pixels.
            */
            q=pixels;
            for (y=0; y < (ssize_t) image->rows; y++)
            {
              p=GetVirtualPixels(image,0,y,image->columns,1,&image->exception);
              if (p == (const PixelPacket *) NULL)
                break;
              indexes=GetVirtualIndexQueue(image);
              for (x=0; x < (ssize_t) image->columns; x++)
              {
                *q++=ScaleQuantumToChar(GetPixelRed(p));
                *q++=ScaleQuantumToChar(GetPixelGreen(p));
                *q++=ScaleQuantumToChar(GetPixelBlue(p));
                if (image->colorspace == CMYKColorspace)
                  *q++=ScaleQuantumToChar(GetPixelIndex(indexes+x));
                p++;
              }
              if (image->previous == (Image *) NULL)
                {
                  status=SetImageProgress(image,SaveImageTag,(MagickOffsetType)
                    y,image->rows);
                  if (status == MagickFalse)
                    break;
                }
            }
#if defined(MAGICKCORE_ZLIB_DELEGATE)
            if (compression == ZipCompression)
              status=ZLIBEncodeImage(image,length,pixels);
            else
#endif
              if (compression == LZWCompression)
                status=LZWEncodeImage(image,length,pixels);
              else
                status=PackbitsEncodeImage(image,length,pixels);
            pixel_info=RelinquishVirtualMemory(pixel_info);
            if (status == MagickFalse)
              {
                (void) CloseBlob(image);
                return(MagickFalse);
              }
            break;
          }
          case NoCompression:
          {
            /*
              Dump uncompressed DirectColor packets.
            */
            Ascii85Initialize(image);
            for (y=0; y < (ssize_t) image->rows; y++)
            {
              p=GetVirtualPixels(image,0,y,image->columns,1,&image->exception);
              if (p == (const PixelPacket *) NULL)
                break;
              indexes=GetVirtualIndexQueue(image);
              for (x=0; x < (ssize_t) image->columns; x++)
              {
                Ascii85Encode(image,ScaleQuantumToChar(
                  GetPixelRed(p)));
                Ascii85Encode(image,ScaleQuantumToChar(
                  GetPixelGreen(p)));
                Ascii85Encode(image,ScaleQuantumToChar(
                  GetPixelBlue(p)));
                if (image->colorspace == CMYKColorspace)
                  Ascii85Encode(image,ScaleQuantumToChar(
                    GetPixelIndex(indexes+x)));
                p++;
              }
              if (image->previous == (Image *) NULL)
                {
                  status=SetImageProgress(image,SaveImageTag,(MagickOffsetType)
                    y,image->rows);
                  if (status == MagickFalse)
                    break;
                }
            }
            Ascii85Flush(image);
            break;
          }
        }
      else
        {
          /*
            Dump number of colors and colormap.
          */
          switch (compression)
          {
            case RLECompression:
            default:
            {
              MemoryInfo
                *pixel_info;

              /*
                Allocate pixel array.
              */
               length=(size_t) number_pixels;
               pixel_info=AcquireVirtualMemory(length,sizeof(*pixels));
               if (pixel_info == (MemoryInfo *) NULL)
                {
                  xref=(MagickOffsetType *) RelinquishMagickMemory(xref);
                  ThrowWriterException(ResourceLimitError,
                    "MemoryAllocationFailed");
                }
               pixels=(unsigned char *) GetVirtualMemoryBlob(pixel_info);
               /*
                 Dump runlength encoded pixels.
              */
              q=pixels;
              for (y=0; y < (ssize_t) image->rows; y++)
              {
                p=GetVirtualPixels(image,0,y,image->columns,1,
                  &image->exception);
                if (p == (const PixelPacket *) NULL)
                  break;
                indexes=GetVirtualIndexQueue(image);
                for (x=0; x < (ssize_t) image->columns; x++)
                  *q++=(unsigned char) GetPixelIndex(indexes+x);
                if (image->previous == (Image *) NULL)
                  {
                    status=SetImageProgress(image,SaveImageTag,
                      (MagickOffsetType) y,image->rows);
                    if (status == MagickFalse)
                      break;
                  }
              }
#if defined(MAGICKCORE_ZLIB_DELEGATE)
              if (compression == ZipCompression)
                status=ZLIBEncodeImage(image,length,pixels);
              else
#endif
                if (compression == LZWCompression)
                  status=LZWEncodeImage(image,length,pixels);
                else
                  status=PackbitsEncodeImage(image,length,pixels);
              pixel_info=RelinquishVirtualMemory(pixel_info);
              if (status == MagickFalse)
                {
                  (void) CloseBlob(image);
                  return(MagickFalse);
                }
              break;
            }
            case NoCompression:
            {
              /*
                Dump uncompressed PseudoColor packets.
              */
              Ascii85Initialize(image);
              for (y=0; y < (ssize_t) image->rows; y++)
              {
                p=GetVirtualPixels(image,0,y,image->columns,1,
                  &image->exception);
                if (p == (const PixelPacket *) NULL)
                  break;
                indexes=GetVirtualIndexQueue(image);
                for (x=0; x < (ssize_t) image->columns; x++)
                  Ascii85Encode(image,(unsigned char)
                    GetPixelIndex(indexes+x));
                if (image->previous == (Image *) NULL)
                  {
                    status=SetImageProgress(image,SaveImageTag,
                      (MagickOffsetType) y,image->rows);
                    if (status == MagickFalse)
                      break;
                  }
              }
              Ascii85Flush(image);
              break;
            }
          }
        }
    offset=TellBlob(image)-offset;
    (void) WriteBlobString(image,"\nendstream\n");
    (void) WriteBlobString(image,"endobj\n");
    /*
      Write Length object.
    */
    xref[object++]=TellBlob(image);
    (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g 0 obj\n",(double)
      object);
    (void) WriteBlobString(image,buffer);
    (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g\n",(double) offset);
    (void) WriteBlobString(image,buffer);
    (void) WriteBlobString(image,"endobj\n");
    /*
      Write Colorspace object.
    */
    xref[object++]=TellBlob(image);
    (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g 0 obj\n",(double)
      object);
    (void) WriteBlobString(image,buffer);
    device="DeviceRGB";
    channels=0;
    if (image->colorspace == CMYKColorspace)
      {
        device="DeviceCMYK";
        channels=4;
      }
    else
      if ((compression == FaxCompression) ||
          (compression == Group4Compression) ||
          ((image_info->type != TrueColorType) &&
           (SetImageGray(image,&image->exception) != MagickFalse)))
        {
          device="DeviceGray";
          channels=1;
        }
      else
        if ((image->storage_class == DirectClass) ||
            (image->colors > 256) || (compression == JPEGCompression) ||
            (compression == JPEG2000Compression))
          {
            device="DeviceRGB";
            channels=3;
          }
    profile=GetImageProfile(image,"icc");
    if ((profile == (StringInfo *) NULL) || (channels == 0))
      {
        if (channels != 0)
          (void) FormatLocaleString(buffer,MaxTextExtent,"/%s\n",device);
        else
          (void) FormatLocaleString(buffer,MaxTextExtent,
            "[ /Indexed /%s %.20g %.20g 0 R ]\n",device,(double) image->colors-
            1,(double) object+3);
        (void) WriteBlobString(image,buffer);
      }
    else
      {
        const unsigned char
          *p;

        /*
          Write ICC profile.
        */
        (void) FormatLocaleString(buffer,MaxTextExtent,
          "[/ICCBased %.20g 0 R]\n",(double) object+1);
        (void) WriteBlobString(image,buffer);
        (void) WriteBlobString(image,"endobj\n");
        xref[object++]=TellBlob(image);
        (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g 0 obj\n",
          (double) object);
        (void) WriteBlobString(image,buffer);
        (void) FormatLocaleString(buffer,MaxTextExtent,"<<\n/N %.20g\n"
          "/Filter /ASCII85Decode\n/Length %.20g 0 R\n/Alternate /%s\n>>\n"
          "stream\n",(double) channels,(double) object+1,device);
        (void) WriteBlobString(image,buffer);
        offset=TellBlob(image);
        Ascii85Initialize(image);
        p=GetStringInfoDatum(profile);
        for (i=0; i < (ssize_t) GetStringInfoLength(profile); i++)
          Ascii85Encode(image,(unsigned char) *p++);
        Ascii85Flush(image);
        offset=TellBlob(image)-offset;
        (void) WriteBlobString(image,"endstream\n");
        (void) WriteBlobString(image,"endobj\n");
        /*
          Write Length object.
        */
        xref[object++]=TellBlob(image);
        (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g 0 obj\n",
          (double) object);
        (void) WriteBlobString(image,buffer);
        (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g\n",(double)
          offset);
        (void) WriteBlobString(image,buffer);
      }
    (void) WriteBlobString(image,"endobj\n");
    /*
      Write Thumb object.
    */
    SetGeometry(image,&geometry);
    (void) ParseMetaGeometry("106x106+0+0>",&geometry.x,&geometry.y,
      &geometry.width,&geometry.height);
    tile_image=ThumbnailImage(image,geometry.width,geometry.height,
      &image->exception);
    if (tile_image == (Image *) NULL)
      ThrowWriterException(ResourceLimitError,image->exception.reason);
    xref[object++]=TellBlob(image);
    (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g 0 obj\n",(double)
      object);
    (void) WriteBlobString(image,buffer);
    (void) WriteBlobString(image,"<<\n");
    switch (compression)
    {
      case NoCompression:
      {
        (void) FormatLocaleString(buffer,MaxTextExtent,CFormat,"ASCII85Decode");
        break;
      }
      case JPEGCompression:
      {
        (void) FormatLocaleString(buffer,MaxTextExtent,CFormat,"DCTDecode");
        if (image->colorspace != CMYKColorspace)
          break;
        (void) WriteBlobString(image,buffer);
        (void) CopyMagickString(buffer,"/Decode [1 0 1 0 1 0 1 0]\n",
          MaxTextExtent);
        break;
      }
      case JPEG2000Compression:
      {
        (void) FormatLocaleString(buffer,MaxTextExtent,CFormat,"JPXDecode");
        if (image->colorspace != CMYKColorspace)
          break;
        (void) WriteBlobString(image,buffer);
        (void) CopyMagickString(buffer,"/Decode [1 0 1 0 1 0 1 0]\n",
          MaxTextExtent);
        break;
      }
      case LZWCompression:
      {
        (void) FormatLocaleString(buffer,MaxTextExtent,CFormat,"LZWDecode");
        break;
      }
      case ZipCompression:
      {
        (void) FormatLocaleString(buffer,MaxTextExtent,CFormat,"FlateDecode");
        break;
      }
      case FaxCompression:
      case Group4Compression:
      {
        (void) CopyMagickString(buffer,"/Filter [ /CCITTFaxDecode ]\n",
          MaxTextExtent);
        (void) WriteBlobString(image,buffer);
        (void) FormatLocaleString(buffer,MaxTextExtent,"/DecodeParms [ << "
          "/K %s /BlackIs1 false /Columns %.20g /Rows %.20g >> ]\n",CCITTParam,
          (double) tile_image->columns,(double) tile_image->rows);
        break;
      }
      default:
      {
        (void) FormatLocaleString(buffer,MaxTextExtent,CFormat,
          "RunLengthDecode");
        break;
      }
    }
    (void) WriteBlobString(image,buffer);
    (void) FormatLocaleString(buffer,MaxTextExtent,"/Width %.20g\n",(double)
      tile_image->columns);
    (void) WriteBlobString(image,buffer);
    (void) FormatLocaleString(buffer,MaxTextExtent,"/Height %.20g\n",(double)
      tile_image->rows);
    (void) WriteBlobString(image,buffer);
    (void) FormatLocaleString(buffer,MaxTextExtent,"/ColorSpace %.20g 0 R\n",
      (double) object-(has_icc_profile != MagickFalse ? 3 : 1));
    (void) WriteBlobString(image,buffer);
    (void) FormatLocaleString(buffer,MaxTextExtent,"/BitsPerComponent %d\n",
      (compression == FaxCompression) || (compression == Group4Compression) ?
      1 : 8);
    (void) WriteBlobString(image,buffer);
    (void) FormatLocaleString(buffer,MaxTextExtent,"/Length %.20g 0 R\n",
      (double) object+1);
    (void) WriteBlobString(image,buffer);
    (void) WriteBlobString(image,">>\n");
    (void) WriteBlobString(image,"stream\n");
    offset=TellBlob(image);
    number_pixels=(MagickSizeType) tile_image->columns*tile_image->rows;
    if ((compression == FaxCompression) ||
        (compression == Group4Compression) ||
        ((image_info->type != TrueColorType) &&
         (SetImageGray(tile_image,&image->exception) != MagickFalse)))
      {
        switch (compression)
        {
          case FaxCompression:
          case Group4Compression:
          {
            if (LocaleCompare(CCITTParam,"0") == 0)
              {
                (void) HuffmanEncodeImage(image_info,image,tile_image);
                break;
              }
            (void) Huffman2DEncodeImage(image_info,image,tile_image);
            break;
          }
          case JPEGCompression:
          {
            status=InjectImageBlob(image_info,image,tile_image,"jpeg",
              &image->exception);
            if (status == MagickFalse)
              ThrowWriterException(CoderError,tile_image->exception.reason);
            break;
          }
          case JPEG2000Compression:
          {
            status=InjectImageBlob(image_info,image,tile_image,"jp2",
              &image->exception);
            if (status == MagickFalse)
              ThrowWriterException(CoderError,tile_image->exception.reason);
            break;
          }
          case RLECompression:
          default:
          {
            MemoryInfo
              *pixel_info;

            /*
              Allocate pixel array.
            */
            length=(size_t) number_pixels;
            pixel_info=AcquireVirtualMemory(length,sizeof(*pixels));
            if (pixel_info == (MemoryInfo *) NULL)
              {
                tile_image=DestroyImage(tile_image);
                ThrowWriterException(ResourceLimitError,
                  "MemoryAllocationFailed");
              }
            pixels=(unsigned char *) GetVirtualMemoryBlob(pixel_info);
            /*
              Dump Runlength encoded pixels.
            */
            q=pixels;
            for (y=0; y < (ssize_t) tile_image->rows; y++)
            {
              p=GetVirtualPixels(tile_image,0,y,tile_image->columns,1,
                &tile_image->exception);
              if (p == (const PixelPacket *) NULL)
                break;
              for (x=0; x < (ssize_t) tile_image->columns; x++)
              {
                *q++=ScaleQuantumToChar(ClampToQuantum(
                   GetPixelLuma(tile_image,p)));
                p++;
              }
            }
#if defined(MAGICKCORE_ZLIB_DELEGATE)
            if (compression == ZipCompression)
              status=ZLIBEncodeImage(image,length,pixels);
            else
#endif
              if (compression == LZWCompression)
                status=LZWEncodeImage(image,length,pixels);
              else
                status=PackbitsEncodeImage(image,length,pixels);
            pixel_info=RelinquishVirtualMemory(pixel_info);
            if (status == MagickFalse)
              {
                (void) CloseBlob(image);
                return(MagickFalse);
              }
            break;
          }
          case NoCompression:
          {
            /*
              Dump uncompressed PseudoColor packets.
            */
            Ascii85Initialize(image);
            for (y=0; y < (ssize_t) tile_image->rows; y++)
            {
              p=GetVirtualPixels(tile_image,0,y,tile_image->columns,1,
                &tile_image->exception);
              if (p == (const PixelPacket *) NULL)
                break;
              for (x=0; x < (ssize_t) tile_image->columns; x++)
              {
                Ascii85Encode(image,ScaleQuantumToChar(ClampToQuantum(
                  GetPixelLuma(tile_image,p))));
                p++;
              }
            }
            Ascii85Flush(image);
            break;
          }
        }
      }
    else
      if ((tile_image->storage_class == DirectClass) ||
          (tile_image->colors > 256) || (compression == JPEGCompression) ||
          (compression == JPEG2000Compression))
        switch (compression)
        {
          case JPEGCompression:
          {
            status=InjectImageBlob(image_info,image,tile_image,"jpeg",
              &image->exception);
            if (status == MagickFalse)
              ThrowWriterException(CoderError,tile_image->exception.reason);
            break;
          }
          case JPEG2000Compression:
          {
            status=InjectImageBlob(image_info,image,tile_image,"jp2",
              &image->exception);
            if (status == MagickFalse)
              ThrowWriterException(CoderError,tile_image->exception.reason);
            break;
          }
          case RLECompression:
          default:
          {
            MemoryInfo
              *pixel_info;

            /*
              Allocate pixel array.
            */
            length=(size_t) number_pixels;
            length*=tile_image->colorspace == CMYKColorspace ? 4UL : 3UL;
            pixel_info=AcquireVirtualMemory(length,4*sizeof(*pixels));
            if (pixel_info == (MemoryInfo *) NULL)
              {
                tile_image=DestroyImage(tile_image);
                ThrowWriterException(ResourceLimitError,
                  "MemoryAllocationFailed");
              }
            pixels=(unsigned char *) GetVirtualMemoryBlob(pixel_info);
            /*
              Dump runoffset encoded pixels.
            */
            q=pixels;
            for (y=0; y < (ssize_t) tile_image->rows; y++)
            {
              p=GetVirtualPixels(tile_image,0,y,tile_image->columns,1,
                &tile_image->exception);
              if (p == (const PixelPacket *) NULL)
                break;
              indexes=GetVirtualIndexQueue(tile_image);
              for (x=0; x < (ssize_t) tile_image->columns; x++)
              {
                *q++=ScaleQuantumToChar(GetPixelRed(p));
                *q++=ScaleQuantumToChar(GetPixelGreen(p));
                *q++=ScaleQuantumToChar(GetPixelBlue(p));
                if (tile_image->colorspace == CMYKColorspace)
                  *q++=ScaleQuantumToChar(GetPixelIndex(indexes+x));
                p++;
              }
            }
#if defined(MAGICKCORE_ZLIB_DELEGATE)
            if (compression == ZipCompression)
              status=ZLIBEncodeImage(image,length,pixels);
            else
#endif
              if (compression == LZWCompression)
                status=LZWEncodeImage(image,length,pixels);
              else
                status=PackbitsEncodeImage(image,length,pixels);
            pixel_info=RelinquishVirtualMemory(pixel_info);
            if (status == MagickFalse)
              {
                (void) CloseBlob(image);
                return(MagickFalse);
              }
            break;
          }
          case NoCompression:
          {
            /*
              Dump uncompressed DirectColor packets.
            */
            Ascii85Initialize(image);
            for (y=0; y < (ssize_t) tile_image->rows; y++)
            {
              p=GetVirtualPixels(tile_image,0,y,tile_image->columns,1,
                &tile_image->exception);
              if (p == (const PixelPacket *) NULL)
                break;
              indexes=GetVirtualIndexQueue(tile_image);
              for (x=0; x < (ssize_t) tile_image->columns; x++)
              {
                Ascii85Encode(image,ScaleQuantumToChar(
                  GetPixelRed(p)));
                Ascii85Encode(image,ScaleQuantumToChar(
                  GetPixelGreen(p)));
                Ascii85Encode(image,ScaleQuantumToChar(
                  GetPixelBlue(p)));
                if (image->colorspace == CMYKColorspace)
                  Ascii85Encode(image,ScaleQuantumToChar(
                    GetPixelIndex(indexes+x)));
                p++;
              }
            }
            Ascii85Flush(image);
            break;
          }
        }
      else
        {
          /*
            Dump number of colors and colormap.
          */
          switch (compression)
          {
            case RLECompression:
            default:
            {
              MemoryInfo
                *pixel_info;

              /*
                Allocate pixel array.
              */
              length=(size_t) number_pixels;
              pixel_info=AcquireVirtualMemory(length,sizeof(*pixels));
              if (pixel_info == (MemoryInfo *) NULL)
                {
                  tile_image=DestroyImage(tile_image);
                  ThrowWriterException(ResourceLimitError,
                    "MemoryAllocationFailed");
                }
              pixels=(unsigned char *) GetVirtualMemoryBlob(pixel_info);
              /*
                Dump Runlength encoded pixels.
              */
              q=pixels;
              for (y=0; y < (ssize_t) tile_image->rows; y++)
              {
                p=GetVirtualPixels(tile_image,0,y,tile_image->columns,1,
                  &tile_image->exception);
                if (p == (const PixelPacket *) NULL)
                  break;
                indexes=GetVirtualIndexQueue(tile_image);
                for (x=0; x < (ssize_t) tile_image->columns; x++)
                  *q++=(unsigned char) GetPixelIndex(indexes+x);
              }
#if defined(MAGICKCORE_ZLIB_DELEGATE)
              if (compression == ZipCompression)
                status=ZLIBEncodeImage(image,length,pixels);
              else
#endif
                if (compression == LZWCompression)
                  status=LZWEncodeImage(image,length,pixels);
                else
                  status=PackbitsEncodeImage(image,length,pixels);
              pixel_info=RelinquishVirtualMemory(pixel_info);
              if (status == MagickFalse)
                {
                  (void) CloseBlob(image);
                  return(MagickFalse);
                }
              break;
            }
            case NoCompression:
            {
              /*
                Dump uncompressed PseudoColor packets.
              */
              Ascii85Initialize(image);
              for (y=0; y < (ssize_t) tile_image->rows; y++)
              {
                p=GetVirtualPixels(tile_image,0,y,tile_image->columns,1,
                  &tile_image->exception);
                if (p == (const PixelPacket *) NULL)
                  break;
                indexes=GetVirtualIndexQueue(tile_image);
                for (x=0; x < (ssize_t) tile_image->columns; x++)
                  Ascii85Encode(image,(unsigned char)
                    GetPixelIndex(indexes+x));
              }
              Ascii85Flush(image);
              break;
            }
          }
        }
    tile_image=DestroyImage(tile_image);
    offset=TellBlob(image)-offset;
    (void) WriteBlobString(image,"\nendstream\n");
    (void) WriteBlobString(image,"endobj\n");
    /*
      Write Length object.
    */
    xref[object++]=TellBlob(image);
    (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g 0 obj\n",(double)
      object);
    (void) WriteBlobString(image,buffer);
    (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g\n",(double) offset);
    (void) WriteBlobString(image,buffer);
    (void) WriteBlobString(image,"endobj\n");
    xref[object++]=TellBlob(image);
    (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g 0 obj\n",(double)
      object);
    (void) WriteBlobString(image,buffer);
    (void) WriteBlobString(image,"<<\n");
    if ((image->storage_class == DirectClass) || (image->colors > 256) ||
        (compression == FaxCompression) || (compression == Group4Compression))
      (void) WriteBlobString(image,">>\n");
    else
      {
        /*
          Write Colormap object.
        */
        if (compression == NoCompression)
          (void) WriteBlobString(image,"/Filter [ /ASCII85Decode ]\n");
        (void) FormatLocaleString(buffer,MaxTextExtent,"/Length %.20g 0 R\n",
          (double) object+1);
        (void) WriteBlobString(image,buffer);
        (void) WriteBlobString(image,">>\n");
        (void) WriteBlobString(image,"stream\n");
        offset=TellBlob(image);
        if (compression == NoCompression)
          Ascii85Initialize(image);
        for (i=0; i < (ssize_t) image->colors; i++)
        {
          if (compression == NoCompression)
            {
              Ascii85Encode(image,ScaleQuantumToChar(image->colormap[i].red));
              Ascii85Encode(image,ScaleQuantumToChar(image->colormap[i].green));
              Ascii85Encode(image,ScaleQuantumToChar(image->colormap[i].blue));
              continue;
            }
          (void) WriteBlobByte(image,
            ScaleQuantumToChar(image->colormap[i].red));
          (void) WriteBlobByte(image,
            ScaleQuantumToChar(image->colormap[i].green));
          (void) WriteBlobByte(image,
            ScaleQuantumToChar(image->colormap[i].blue));
        }
        if (compression == NoCompression)
          Ascii85Flush(image);
       offset=TellBlob(image)-offset;
       (void) WriteBlobString(image,"\nendstream\n");
      }
    (void) WriteBlobString(image,"endobj\n");
    /*
      Write Length object.
    */
    xref[object++]=TellBlob(image);
    (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g 0 obj\n",(double)
      object);
    (void) WriteBlobString(image,buffer);
    (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g\n",(double)
      offset);
    (void) WriteBlobString(image,buffer);
    (void) WriteBlobString(image,"endobj\n");
    /*
      Write softmask object.
    */
    xref[object++]=TellBlob(image);
    (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g 0 obj\n",(double)
      object);
    (void) WriteBlobString(image,buffer);
    (void) WriteBlobString(image,"<<\n");
    if (image->matte == MagickFalse)
      (void) WriteBlobString(image,">>\n");
    else
      {
        (void) WriteBlobString(image,"/Type /XObject\n");
        (void) WriteBlobString(image,"/Subtype /Image\n");
        (void) FormatLocaleString(buffer,MaxTextExtent,"/Name /Ma%.20g\n",
          (double) image->scene);
        (void) WriteBlobString(image,buffer);
        switch (compression)
        {
          case NoCompression:
          {
            (void) FormatLocaleString(buffer,MaxTextExtent,CFormat,
              "ASCII85Decode");
            break;
          }
          case LZWCompression:
          {
            (void) FormatLocaleString(buffer,MaxTextExtent,CFormat,"LZWDecode");
            break;
          }
          case ZipCompression:
          {
            (void) FormatLocaleString(buffer,MaxTextExtent,CFormat,
              "FlateDecode");
            break;
          }
          default:
          {
            (void) FormatLocaleString(buffer,MaxTextExtent,CFormat,
              "RunLengthDecode");
            break;
          }
        }
        (void) WriteBlobString(image,buffer);
        (void) FormatLocaleString(buffer,MaxTextExtent,"/Width %.20g\n",(double)
          image->columns);
        (void) WriteBlobString(image,buffer);
        (void) FormatLocaleString(buffer,MaxTextExtent,"/Height %.20g\n",
          (double) image->rows);
        (void) WriteBlobString(image,buffer);
        (void) WriteBlobString(image,"/ColorSpace /DeviceGray\n");
        (void) FormatLocaleString(buffer,MaxTextExtent,"/BitsPerComponent %d\n",
          (compression == FaxCompression) || (compression == Group4Compression)
          ? 1 : 8);
        (void) WriteBlobString(image,buffer);
        (void) FormatLocaleString(buffer,MaxTextExtent,"/Length %.20g 0 R\n",
          (double) object+1);
        (void) WriteBlobString(image,buffer);
        (void) WriteBlobString(image,">>\n");
        (void) WriteBlobString(image,"stream\n");
        offset=TellBlob(image);
        number_pixels=(MagickSizeType) image->columns*image->rows;
        switch (compression)
        {
          case RLECompression:
          default:
          {
            MemoryInfo
              *pixel_info;

            /*
              Allocate pixel array.
            */
            length=(size_t) number_pixels;
            pixel_info=AcquireVirtualMemory(length,4*sizeof(*pixels));
            if (pixel_info == (MemoryInfo *) NULL)
              {
                image=DestroyImage(image);
                ThrowWriterException(ResourceLimitError,
                  "MemoryAllocationFailed");
              }
           pixels=(unsigned char *) GetVirtualMemoryBlob(pixel_info);
            /*
              Dump Runlength encoded pixels.
            */
            q=pixels;
            for (y=0; y < (ssize_t) image->rows; y++)
            {
              p=GetVirtualPixels(image,0,y,image->columns,1,&image->exception);
              if (p == (const PixelPacket *) NULL)
                break;
              for (x=0; x < (ssize_t) image->columns; x++)
              {
                *q++=ScaleQuantumToChar((Quantum) (GetPixelAlpha(p)));
                p++;
              }
            }
#if defined(MAGICKCORE_ZLIB_DELEGATE)
            if (compression == ZipCompression)
              status=ZLIBEncodeImage(image,length,pixels);
            else
#endif
              if (compression == LZWCompression)
                status=LZWEncodeImage(image,length,pixels);
              else
                status=PackbitsEncodeImage(image,length,pixels);
            pixel_info=RelinquishVirtualMemory(pixel_info);
            if (status == MagickFalse)
              {
                (void) CloseBlob(image);
                return(MagickFalse);
              }
            break;
          }
          case NoCompression:
          {
            /*
              Dump uncompressed PseudoColor packets.
            */
            Ascii85Initialize(image);
            for (y=0; y < (ssize_t) image->rows; y++)
            {
              p=GetVirtualPixels(image,0,y,image->columns,1,&image->exception);
              if (p == (const PixelPacket *) NULL)
                break;
              for (x=0; x < (ssize_t) image->columns; x++)
              {
                Ascii85Encode(image,ScaleQuantumToChar((Quantum) (QuantumRange-
                  GetPixelOpacity(p))));
                p++;
              }
            }
            Ascii85Flush(image);
            break;
          }
        }
        offset=TellBlob(image)-offset;
        (void) WriteBlobString(image,"\nendstream\n");
      }
    (void) WriteBlobString(image,"endobj\n");
    /*
      Write Length object.
    */
    xref[object++]=TellBlob(image);
    (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g 0 obj\n",(double)
      object);
    (void) WriteBlobString(image,buffer);
    (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g\n",(double) offset);
    (void) WriteBlobString(image,buffer);
    (void) WriteBlobString(image,"endobj\n");
    if (GetNextImageInList(image) == (Image *) NULL)
      break;
    image=SyncNextImageInList(image);
    status=SetImageProgress(image,SaveImagesTag,scene++,
      GetImageListLength(image));
    if (status == MagickFalse)
      break;
  } while (image_info->adjoin != MagickFalse);
  /*
    Write Metadata object.
  */
  xref[object++]=TellBlob(image);
  info_id=object;
  (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g 0 obj\n",(double)
    object);
  (void) WriteBlobString(image,buffer);
  (void) WriteBlobString(image,"<<\n");
  utf16=ConvertUTF8ToUTF16((unsigned char *) basename,&length);
  if (utf16 != (wchar_t *) NULL)
    {
      (void) FormatLocaleString(buffer,MaxTextExtent,"/Title (\xfe\xff");
      (void) WriteBlobString(image,buffer);
      for (i=0; i < (ssize_t) length; i++)
        (void) WriteBlobMSBShort(image,(unsigned short) utf16[i]);
      (void) FormatLocaleString(buffer,MaxTextExtent,")\n");
      (void) WriteBlobString(image,buffer);
      utf16=(wchar_t *) RelinquishMagickMemory(utf16);
    }
  seconds=time((time_t *) NULL);
#if defined(MAGICKCORE_HAVE_LOCALTIME_R)
  (void) localtime_r(&seconds,&local_time);
#else
  (void) memcpy(&local_time,localtime(&seconds),sizeof(local_time));
#endif
  (void) FormatLocaleString(date,MaxTextExtent,"D:%04d%02d%02d%02d%02d%02d",
    local_time.tm_year+1900,local_time.tm_mon+1,local_time.tm_mday,
    local_time.tm_hour,local_time.tm_min,local_time.tm_sec);
  (void) FormatLocaleString(buffer,MaxTextExtent,"/CreationDate (%s)\n",date);
  (void) WriteBlobString(image,buffer);
  (void) FormatLocaleString(buffer,MaxTextExtent,"/ModDate (%s)\n",date);
  (void) WriteBlobString(image,buffer);
  url=GetMagickHomeURL();
  escape=EscapeParenthesis(url);
  (void) FormatLocaleString(buffer,MaxTextExtent,"/Producer (%s)\n",escape);
  escape=DestroyString(escape);
  url=DestroyString(url);
  (void) WriteBlobString(image,buffer);
  (void) WriteBlobString(image,">>\n");
  (void) WriteBlobString(image,"endobj\n");
  /*
    Write Xref object.
  */
  offset=TellBlob(image)-xref[0]+
   (LocaleCompare(image_info->magick,"PDFA") == 0 ? 6 : 0)+10;
  (void) WriteBlobString(image,"xref\n");
  (void) FormatLocaleString(buffer,MaxTextExtent,"0 %.20g\n",(double)
    object+1);
  (void) WriteBlobString(image,buffer);
  (void) WriteBlobString(image,"0000000000 65535 f \n");
  for (i=0; i < (ssize_t) object; i++)
  {
    (void) FormatLocaleString(buffer,MaxTextExtent,"%010lu 00000 n \n",
      (unsigned long) xref[i]);
    (void) WriteBlobString(image,buffer);
  }
  (void) WriteBlobString(image,"trailer\n");
  (void) WriteBlobString(image,"<<\n");
  (void) FormatLocaleString(buffer,MaxTextExtent,"/Size %.20g\n",(double)
    object+1);
  (void) WriteBlobString(image,buffer);
  (void) FormatLocaleString(buffer,MaxTextExtent,"/Info %.20g 0 R\n",(double)
    info_id);
  (void) WriteBlobString(image,buffer);
  (void) FormatLocaleString(buffer,MaxTextExtent,"/Root %.20g 0 R\n",(double)
    root_id);
  (void) WriteBlobString(image,buffer);
  (void) SignatureImage(image);
  (void) FormatLocaleString(buffer,MaxTextExtent,"/ID [<%s> <%s>]\n",
    GetImageProperty(image,"signature"),GetImageProperty(image,"signature"));
  (void) WriteBlobString(image,buffer);
  (void) WriteBlobString(image,">>\n");
  (void) WriteBlobString(image,"startxref\n");
  (void) FormatLocaleString(buffer,MaxTextExtent,"%.20g\n",(double) offset);
  (void) WriteBlobString(image,buffer);
  (void) WriteBlobString(image,"%%EOF\n");
  xref=(MagickOffsetType *) RelinquishMagickMemory(xref);
  (void) CloseBlob(image);
  return(MagickTrue);
}


static Image *ReadOneJNGImage(MngInfo *mng_info,
    const ImageInfo *image_info, ExceptionInfo *exception)
{
  Image
    *alpha_image,
    *color_image,
    *image,
    *jng_image;

  ImageInfo
    *alpha_image_info,
    *color_image_info;

  MagickBooleanType
    logging;

  int
    unique_filenames;

  ssize_t
    y;

  MagickBooleanType
    status;

  png_uint_32
    jng_height,
    jng_width;

  png_byte
    jng_color_type,
    jng_image_sample_depth,
    jng_image_compression_method,
    jng_image_interlace_method,
    jng_alpha_sample_depth,
    jng_alpha_compression_method,
    jng_alpha_filter_method,
    jng_alpha_interlace_method;

  register const PixelPacket
    *s;

  register ssize_t
    i,
    x;

  register PixelPacket
    *q;

  register unsigned char
    *p;

  unsigned int
    read_JSEP,
    reading_idat;

  size_t
    length;

  jng_alpha_compression_method=0;
  jng_alpha_sample_depth=8;
  jng_color_type=0;
  jng_height=0;
  jng_width=0;
  alpha_image=(Image *) NULL;
  color_image=(Image *) NULL;
  alpha_image_info=(ImageInfo *) NULL;
  color_image_info=(ImageInfo *) NULL;
  unique_filenames=0;

  logging=LogMagickEvent(CoderEvent,GetMagickModule(),
    "  Enter ReadOneJNGImage()");

  image=mng_info->image;

  if (GetAuthenticPixelQueue(image) != (PixelPacket *) NULL)
    {
      /*
        Allocate next image structure.
      */
      if (logging != MagickFalse)
        (void) LogMagickEvent(CoderEvent,GetMagickModule(),
           "  AcquireNextImage()");

      AcquireNextImage(image_info,image);

      if (GetNextImageInList(image) == (Image *) NULL)
        return(DestroyImageList(image));

      image=SyncNextImageInList(image);
    }
  mng_info->image=image;

  /*
    Signature bytes have already been read.
  */

  read_JSEP=MagickFalse;
  reading_idat=MagickFalse;
  for (;;)
  {
    char
      type[MaxTextExtent];

    unsigned char
      *chunk;

    unsigned int
      count;

    /*
      Read a new JNG chunk.
    */
    status=SetImageProgress(image,LoadImagesTag,TellBlob(image),
      2*GetBlobSize(image));

    if (status == MagickFalse)
      break;

    type[0]='\0';
    (void) ConcatenateMagickString(type,"errr",MaxTextExtent);
    length=ReadBlobMSBLong(image);
    count=(unsigned int) ReadBlob(image,4,(unsigned char *) type);

    if (logging != MagickFalse)
      (void) LogMagickEvent(CoderEvent,GetMagickModule(),
        "  Reading JNG chunk type %c%c%c%c, length: %.20g",
         type[0],type[1],type[2],type[3],(double) length);

     if (length > PNG_UINT_31_MAX || count == 0)
      ThrowReaderException(CorruptImageError,"CorruptImage");

     p=NULL;
     chunk=(unsigned char *) NULL;

    if (length != 0)
      {
        if (length > GetBlobSize(image))
          ThrowReaderException(CorruptImageError,"InsufficientImageDataInFile");
        chunk=(unsigned char *) AcquireQuantumMemory(length+MagickPathExtent,
          sizeof(*chunk));

        if (chunk == (unsigned char *) NULL)
          ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");

        for (i=0; i < (ssize_t) length; i++)
        {
          int
            c;

          c=ReadBlobByte(image);
          if (c == EOF)
            break;
          chunk[i]=(unsigned char) c;
        }

        p=chunk;
      }

    (void) ReadBlobMSBLong(image);  /* read crc word */

    if (memcmp(type,mng_JHDR,4) == 0)
      {
        if (length == 16)
          {
            jng_width=(size_t) ((p[0] << 24) | (p[1] << 16) |
              (p[2] << 8) | p[3]);
            jng_height=(size_t) ((p[4] << 24) | (p[5] << 16) |
              (p[6] << 8) | p[7]);
            if ((jng_width == 0) || (jng_height == 0))
              ThrowReaderException(CorruptImageError,"NegativeOrZeroImageSize");
            jng_color_type=p[8];
            jng_image_sample_depth=p[9];
            jng_image_compression_method=p[10];
            jng_image_interlace_method=p[11];

            image->interlace=jng_image_interlace_method != 0 ? PNGInterlace :
              NoInterlace;

            jng_alpha_sample_depth=p[12];
            jng_alpha_compression_method=p[13];
            jng_alpha_filter_method=p[14];
            jng_alpha_interlace_method=p[15];

            if (logging != MagickFalse)
              {
                (void) LogMagickEvent(CoderEvent,GetMagickModule(),
                  "    jng_width:      %16lu,    jng_height:     %16lu\n"
                  "    jng_color_type: %16d,     jng_image_sample_depth: %3d\n"
                  "    jng_image_compression_method:%3d",
                  (unsigned long) jng_width, (unsigned long) jng_height,
                  jng_color_type, jng_image_sample_depth,
                  jng_image_compression_method);

                (void) LogMagickEvent(CoderEvent,GetMagickModule(),
                  "    jng_image_interlace_method:  %3d"
                  "    jng_alpha_sample_depth:      %3d",
                  jng_image_interlace_method,
                  jng_alpha_sample_depth);

                (void) LogMagickEvent(CoderEvent,GetMagickModule(),
                  "    jng_alpha_compression_method:%3d\n"
                  "    jng_alpha_filter_method:     %3d\n"
                  "    jng_alpha_interlace_method:  %3d",
                  jng_alpha_compression_method,
                  jng_alpha_filter_method,
                  jng_alpha_interlace_method);
              }
          }

        if (length != 0)
          chunk=(unsigned char *) RelinquishMagickMemory(chunk);

        continue;
      }

    if ((reading_idat == MagickFalse) && (read_JSEP == MagickFalse) &&
        ((memcmp(type,mng_JDAT,4) == 0) || (memcmp(type,mng_JdAA,4) == 0) ||
         (memcmp(type,mng_IDAT,4) == 0) || (memcmp(type,mng_JDAA,4) == 0)))
      {
        /*
           o create color_image
           o open color_blob, attached to color_image
           o if (color type has alpha)
               open alpha_blob, attached to alpha_image
        */

        if (logging != MagickFalse)
          (void) LogMagickEvent(CoderEvent,GetMagickModule(),
            "    Creating color_blob.");

        color_image_info=(ImageInfo *)AcquireMagickMemory(sizeof(ImageInfo));

        if (color_image_info == (ImageInfo *) NULL)
          ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");

        GetImageInfo(color_image_info);
        color_image=AcquireImage(color_image_info);

        if (color_image == (Image *) NULL)
          ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");

        (void) AcquireUniqueFilename(color_image->filename);
        unique_filenames++;
        status=OpenBlob(color_image_info,color_image,WriteBinaryBlobMode,
          exception);

        if (status == MagickFalse)
          {
            color_image=DestroyImage(color_image);
            return(DestroyImageList(image));
          }

        if ((image_info->ping == MagickFalse) && (jng_color_type >= 12))
          {
            alpha_image_info=(ImageInfo *)
              AcquireMagickMemory(sizeof(ImageInfo));

            if (alpha_image_info == (ImageInfo *) NULL)
              {
                color_image=DestroyImage(color_image);
                ThrowReaderException(ResourceLimitError,
                  "MemoryAllocationFailed");
              }

            GetImageInfo(alpha_image_info);
            alpha_image=AcquireImage(alpha_image_info);

            if (alpha_image == (Image *) NULL)
              {
                alpha_image_info=DestroyImageInfo(alpha_image_info);
                color_image=DestroyImage(color_image);
                ThrowReaderException(ResourceLimitError,
                  "MemoryAllocationFailed");
              }

            if (logging != MagickFalse)
              (void) LogMagickEvent(CoderEvent,GetMagickModule(),
                "    Creating alpha_blob.");

            (void) AcquireUniqueFilename(alpha_image->filename);
            unique_filenames++;
            status=OpenBlob(alpha_image_info,alpha_image,WriteBinaryBlobMode,
              exception);

            if (status == MagickFalse)
              {
                alpha_image=DestroyImage(alpha_image);
                alpha_image_info=DestroyImageInfo(alpha_image_info);
                color_image=DestroyImage(color_image);
                return(DestroyImageList(image));
              }

            if (jng_alpha_compression_method == 0)
              {
                unsigned char
                  data[18];

                if (logging != MagickFalse)
                  (void) LogMagickEvent(CoderEvent,GetMagickModule(),
                    "    Writing IHDR chunk to alpha_blob.");

                (void) WriteBlob(alpha_image,8,(const unsigned char *)
                  "\211PNG\r\n\032\n");

                (void) WriteBlobMSBULong(alpha_image,13L);
                PNGType(data,mng_IHDR);
                LogPNGChunk(logging,mng_IHDR,13L);
                PNGLong(data+4,jng_width);
                PNGLong(data+8,jng_height);
                data[12]=jng_alpha_sample_depth;
                data[13]=0; /* color_type gray */
                data[14]=0; /* compression method 0 */
                data[15]=0; /* filter_method 0 */
                data[16]=0; /* interlace_method 0 */
                (void) WriteBlob(alpha_image,17,data);
                (void) WriteBlobMSBULong(alpha_image,crc32(0,data,17));
              }
          }
        reading_idat=MagickTrue;
      }

    if (memcmp(type,mng_JDAT,4) == 0)
      {
        /* Copy chunk to color_image->blob */

        if (logging != MagickFalse)
          (void) LogMagickEvent(CoderEvent,GetMagickModule(),
            "    Copying JDAT chunk data to color_blob.");

        if (length != 0)
          {
            (void) WriteBlob(color_image,length,chunk);
            chunk=(unsigned char *) RelinquishMagickMemory(chunk);
          }

        continue;
      }

    if (memcmp(type,mng_IDAT,4) == 0)
      {
        png_byte
           data[5];

        /* Copy IDAT header and chunk data to alpha_image->blob */

        if (alpha_image != NULL && image_info->ping == MagickFalse)
          {
            if (logging != MagickFalse)
              (void) LogMagickEvent(CoderEvent,GetMagickModule(),
                "    Copying IDAT chunk data to alpha_blob.");

            (void) WriteBlobMSBULong(alpha_image,(size_t) length);
            PNGType(data,mng_IDAT);
            LogPNGChunk(logging,mng_IDAT,length);
            (void) WriteBlob(alpha_image,4,data);
            (void) WriteBlob(alpha_image,length,chunk);
            (void) WriteBlobMSBULong(alpha_image,
              crc32(crc32(0,data,4),chunk,(uInt) length));
          }

        if (length != 0)
          chunk=(unsigned char *) RelinquishMagickMemory(chunk);

        continue;
      }

    if ((memcmp(type,mng_JDAA,4) == 0) || (memcmp(type,mng_JdAA,4) == 0))
      {
        /* Copy chunk data to alpha_image->blob */

        if (alpha_image != NULL && image_info->ping == MagickFalse)
          {
            if (logging != MagickFalse)
              (void) LogMagickEvent(CoderEvent,GetMagickModule(),
                "    Copying JDAA chunk data to alpha_blob.");

            (void) WriteBlob(alpha_image,length,chunk);
          }

        if (length != 0)
          chunk=(unsigned char *) RelinquishMagickMemory(chunk);

        continue;
      }

    if (memcmp(type,mng_JSEP,4) == 0)
      {
        read_JSEP=MagickTrue;

        if (length != 0)
          chunk=(unsigned char *) RelinquishMagickMemory(chunk);

        continue;
      }

    if (memcmp(type,mng_bKGD,4) == 0)
      {
        if (length == 2)
          {
            image->background_color.red=ScaleCharToQuantum(p[1]);
            image->background_color.green=image->background_color.red;
            image->background_color.blue=image->background_color.red;
          }

        if (length == 6)
          {
            image->background_color.red=ScaleCharToQuantum(p[1]);
            image->background_color.green=ScaleCharToQuantum(p[3]);
            image->background_color.blue=ScaleCharToQuantum(p[5]);
          }

        chunk=(unsigned char *) RelinquishMagickMemory(chunk);
        continue;
      }

    if (memcmp(type,mng_gAMA,4) == 0)
      {
        if (length == 4)
          image->gamma=((float) mng_get_long(p))*0.00001;

        chunk=(unsigned char *) RelinquishMagickMemory(chunk);
        continue;
      }

    if (memcmp(type,mng_cHRM,4) == 0)
      {
        if (length == 32)
          {
            image->chromaticity.white_point.x=0.00001*mng_get_long(p);
            image->chromaticity.white_point.y=0.00001*mng_get_long(&p[4]);
            image->chromaticity.red_primary.x=0.00001*mng_get_long(&p[8]);
            image->chromaticity.red_primary.y=0.00001*mng_get_long(&p[12]);
            image->chromaticity.green_primary.x=0.00001*mng_get_long(&p[16]);
            image->chromaticity.green_primary.y=0.00001*mng_get_long(&p[20]);
            image->chromaticity.blue_primary.x=0.00001*mng_get_long(&p[24]);
            image->chromaticity.blue_primary.y=0.00001*mng_get_long(&p[28]);
          }

        chunk=(unsigned char *) RelinquishMagickMemory(chunk);
        continue;
      }

    if (memcmp(type,mng_sRGB,4) == 0)
      {
        if (length == 1)
          {
            image->rendering_intent=
              Magick_RenderingIntent_from_PNG_RenderingIntent(p[0]);
            image->gamma=1.000f/2.200f;
            image->chromaticity.red_primary.x=0.6400f;
            image->chromaticity.red_primary.y=0.3300f;
            image->chromaticity.green_primary.x=0.3000f;
            image->chromaticity.green_primary.y=0.6000f;
            image->chromaticity.blue_primary.x=0.1500f;
            image->chromaticity.blue_primary.y=0.0600f;
            image->chromaticity.white_point.x=0.3127f;
            image->chromaticity.white_point.y=0.3290f;
          }

        chunk=(unsigned char *) RelinquishMagickMemory(chunk);
        continue;
      }

    if (memcmp(type,mng_oFFs,4) == 0)
      {
        if (length > 8)
          {
            image->page.x=(ssize_t) mng_get_long(p);
            image->page.y=(ssize_t) mng_get_long(&p[4]);

            if ((int) p[8] != 0)
              {
                image->page.x/=10000;
                image->page.y/=10000;
              }
          }

        if (length != 0)
          chunk=(unsigned char *) RelinquishMagickMemory(chunk);

        continue;
      }

    if (memcmp(type,mng_pHYs,4) == 0)
      {
        if (length > 8)
          {
            image->x_resolution=(double) mng_get_long(p);
            image->y_resolution=(double) mng_get_long(&p[4]);
            if ((int) p[8] == PNG_RESOLUTION_METER)
              {
                image->units=PixelsPerCentimeterResolution;
                image->x_resolution=image->x_resolution/100.0f;
                image->y_resolution=image->y_resolution/100.0f;
              }
          }

        chunk=(unsigned char *) RelinquishMagickMemory(chunk);
        continue;
      }

#if 0
    if (memcmp(type,mng_iCCP,4) == 0)
      {
        /* To do: */
        if (length != 0)
          chunk=(unsigned char *) RelinquishMagickMemory(chunk);

        continue;
      }
#endif

    if (length != 0)
      chunk=(unsigned char *) RelinquishMagickMemory(chunk);

    if (memcmp(type,mng_IEND,4))
      continue;

    break;
  }

  /* IEND found */

  /*
    Finish up reading image data:

       o read main image from color_blob.

       o close color_blob.

       o if (color_type has alpha)
            if alpha_encoding is PNG
               read secondary image from alpha_blob via ReadPNG
            if alpha_encoding is JPEG
               read secondary image from alpha_blob via ReadJPEG

       o close alpha_blob.

       o copy intensity of secondary image into
         opacity samples of main image.

       o destroy the secondary image.
  */

  if (color_image_info == (ImageInfo *) NULL)
    {
      assert(color_image == (Image *) NULL);
      assert(alpha_image == (Image *) NULL);
      return(DestroyImageList(image));
    }

  if (color_image == (Image *) NULL)
    {
      assert(alpha_image == (Image *) NULL);
      return(DestroyImageList(image));
    }

  (void) SeekBlob(color_image,0,SEEK_SET);

  if (logging != MagickFalse)
    (void) LogMagickEvent(CoderEvent,GetMagickModule(),
      "    Reading jng_image from color_blob.");

  assert(color_image_info != (ImageInfo *) NULL);
  (void) FormatLocaleString(color_image_info->filename,MaxTextExtent,"%s",
    color_image->filename);

  color_image_info->ping=MagickFalse;   /* To do: avoid this */
  jng_image=ReadImage(color_image_info,exception);

  (void) RelinquishUniqueFileResource(color_image->filename);
  unique_filenames--;
  color_image=DestroyImage(color_image);
  color_image_info=DestroyImageInfo(color_image_info);

  if (jng_image == (Image *) NULL)
    return(DestroyImageList(image));

  if (logging != MagickFalse)
    (void) LogMagickEvent(CoderEvent,GetMagickModule(),
      "    Copying jng_image pixels to main image.");
  image->columns=jng_width;
  image->rows=jng_height;
  length=image->columns*sizeof(PixelPacket);

  status=SetImageExtent(image,image->columns,image->rows);
  if (status == MagickFalse)
    {
      InheritException(exception,&image->exception);
      return(DestroyImageList(image));
    }

  for (y=0; y < (ssize_t) image->rows; y++)
  {
    s=GetVirtualPixels(jng_image,0,y,image->columns,1,&image->exception);
    q=GetAuthenticPixels(image,0,y,image->columns,1,exception);
    (void) CopyMagickMemory(q,s,length);

    if (SyncAuthenticPixels(image,exception) == MagickFalse)
      break;
  }

  jng_image=DestroyImage(jng_image);

  if (image_info->ping == MagickFalse)
    {
     if (jng_color_type >= 12)
       {
         if (jng_alpha_compression_method == 0)
           {
             png_byte
               data[5];
             (void) WriteBlobMSBULong(alpha_image,0x00000000L);
             PNGType(data,mng_IEND);
             LogPNGChunk(logging,mng_IEND,0L);
             (void) WriteBlob(alpha_image,4,data);
             (void) WriteBlobMSBULong(alpha_image,crc32(0,data,4));
           }

         (void) SeekBlob(alpha_image,0,SEEK_SET);

         if (logging != MagickFalse)
           (void) LogMagickEvent(CoderEvent,GetMagickModule(),
             "    Reading opacity from alpha_blob.");

         (void) FormatLocaleString(alpha_image_info->filename,MaxTextExtent,
           "%s",alpha_image->filename);

         jng_image=ReadImage(alpha_image_info,exception);

         if (jng_image != (Image *) NULL)
           for (y=0; y < (ssize_t) image->rows; y++)
           {
             s=GetVirtualPixels(jng_image,0,y,image->columns,1,
                &image->exception);
             q=GetAuthenticPixels(image,0,y,image->columns,1,exception);

             if (image->matte != MagickFalse)
               for (x=(ssize_t) image->columns; x != 0; x--,q++,s++)
                  SetPixelOpacity(q,QuantumRange-
                      GetPixelRed(s));

             else
               for (x=(ssize_t) image->columns; x != 0; x--,q++,s++)
               {
                  SetPixelAlpha(q,GetPixelRed(s));
                  if (GetPixelOpacity(q) != OpaqueOpacity)
                    image->matte=MagickTrue;
               }

             if (SyncAuthenticPixels(image,exception) == MagickFalse)
               break;
           }
         (void) RelinquishUniqueFileResource(alpha_image->filename);
         unique_filenames--;
         alpha_image=DestroyImage(alpha_image);
         alpha_image_info=DestroyImageInfo(alpha_image_info);
         if (jng_image != (Image *) NULL)
           jng_image=DestroyImage(jng_image);
       }
    }

  /* Read the JNG image.  */

  if (mng_info->mng_type == 0)
    {
      mng_info->mng_width=jng_width;
      mng_info->mng_height=jng_height;
    }

  if (image->page.width == 0 && image->page.height == 0)
    {
      image->page.width=jng_width;
      image->page.height=jng_height;
    }

  if (image->page.x == 0 && image->page.y == 0)
    {
      image->page.x=mng_info->x_off[mng_info->object_id];
      image->page.y=mng_info->y_off[mng_info->object_id];
    }

  else
    {
      image->page.y=mng_info->y_off[mng_info->object_id];
    }

  mng_info->image_found++;
  status=SetImageProgress(image,LoadImagesTag,2*TellBlob(image),
    2*GetBlobSize(image));

  if (status == MagickFalse)
    return(DestroyImageList(image));

  if (logging != MagickFalse)
    (void) LogMagickEvent(CoderEvent,GetMagickModule(),
      "  exit ReadOneJNGImage(); unique_filenames=%d",unique_filenames);

  return(image);
}

ImageMagick 7.0.6-1 has a memory leak vulnerability in ReadOneJNGImage in coders\png.c.