diff --git a/coders/aai.c b/coders/aai.c
new file mode 100644
index 0000000..eeefdaa
--- /dev/null
+++ b/coders/aai.c
@@ -0,0 +1,405 @@
+/*
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+% %
+% %
+% %
+% AAA AAA IIIII %
+% A A A A I %
+% AAAAA AAAAA I %
+% A A A A I %
+% A A A A IIIII %
+% %
+% %
+% Read/Write AAI X Image Format %
+% %
+% Software Design %
+% John Cristy %
+% July 1992 %
+% %
+% %
+% Copyright 1999-2011 ImageMagick Studio LLC, a non-profit organization %
+% dedicated to making software imaging solutions freely available. %
+% %
+% You may not use this file except in compliance with the License. You may %
+% obtain a copy of the License at %
+% %
+% http://www.imagemagick.org/script/license.php %
+% %
+% Unless required by applicable law or agreed to in writing, software %
+% distributed under the License is distributed on an "AS IS" BASIS, %
+% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. %
+% See the License for the specific language governing permissions and %
+% limitations under the License. %
+% %
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%
+%
+*/
+
+/*
+ Include declarations.
+*/
+#include "magick/studio.h"
+#include "magick/blob.h"
+#include "magick/blob-private.h"
+#include "magick/cache.h"
+#include "magick/colorspace.h"
+#include "magick/exception.h"
+#include "magick/exception-private.h"
+#include "magick/image.h"
+#include "magick/image-private.h"
+#include "magick/list.h"
+#include "magick/magick.h"
+#include "magick/memory_.h"
+#include "magick/monitor.h"
+#include "magick/monitor-private.h"
+#include "magick/quantum-private.h"
+#include "magick/static.h"
+#include "magick/string_.h"
+#include "magick/module.h"
+
+/*
+ Forward declarations.
+*/
+static MagickBooleanType
+ WriteAAIImage(const ImageInfo *,Image *);
+
+/*
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+% %
+% %
+% %
+% R e a d A A I I m a g e %
+% %
+% %
+% %
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%
+% ReadAAIImage() reads an AAI Dune image file and returns it. It
+% allocates the memory necessary for the new Image structure and returns a
+% pointer to the new image.
+%
+% The format of the ReadAAIImage method is:
+%
+% Image *ReadAAIImage(const ImageInfo *image_info,ExceptionInfo *exception)
+%
+% A description of each parameter follows:
+%
+% o image_info: the image info.
+%
+% o exception: return any errors or warnings in this structure.
+%
+*/
+static Image *ReadAAIImage(const ImageInfo *image_info,ExceptionInfo *exception)
+{
+ Image
+ *image;
+
+ MagickBooleanType
+ status;
+
+ register ssize_t
+ x;
+
+ register PixelPacket
+ *q;
+
+ register unsigned char
+ *p;
+
+ size_t
+ height,
+ length,
+ width;
+
+ ssize_t
+ count,
+ y;
+
+ unsigned char
+ *pixels;
+
+ /*
+ Open image file.
+ */
+ assert(image_info != (const ImageInfo *) NULL);
+ assert(image_info->signature == MagickSignature);
+ if (image_info->debug != MagickFalse)
+ (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",
+ image_info->filename);
+ assert(exception != (ExceptionInfo *) NULL);
+ assert(exception->signature == MagickSignature);
+ image=AcquireImage(image_info);
+ status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception);
+ if (status == MagickFalse)
+ {
+ image=DestroyImageList(image);
+ return((Image *) NULL);
+ }
+ /*
+ Read AAI Dune image.
+ */
+ width=ReadBlobLSBLong(image);
+ height=ReadBlobLSBLong(image);
+ if (EOFBlob(image) != MagickFalse)
+ ThrowReaderException(CorruptImageError,"ImproperImageHeader");
+ if ((width == 0UL) || (height == 0UL))
+ ThrowReaderException(CorruptImageError,"ImproperImageHeader");
+ do
+ {
+ /*
+ Convert AAI raster image to pixel packets.
+ */
+ image->columns=width;
+ image->rows=height;
+ image->depth=8;
+ if ((image_info->ping != MagickFalse) && (image_info->number_scenes != 0))
+ if (image->scene >= (image_info->scene+image_info->number_scenes-1))
+ break;
+ pixels=(unsigned char *) AcquireQuantumMemory(image->columns,
+ 4*sizeof(*pixels));
+ if (pixels == (unsigned char *) NULL)
+ ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
+ length=(size_t) 4*image->columns;
+ for (y=0; y < (ssize_t) image->rows; y++)
+ {
+ count=ReadBlob(image,length,pixels);
+ if ((size_t) count != length)
+ ThrowReaderException(CorruptImageError,"UnableToReadImageData");
+ p=pixels;
+ q=QueueAuthenticPixels(image,0,y,image->columns,1,exception);
+ if (q == (PixelPacket *) NULL)
+ break;
+ for (x=0; x < (ssize_t) image->columns; x++)
+ {
+ q->red=ScaleCharToQuantum(*p++);
+ q->green=ScaleCharToQuantum(*p++);
+ q->blue=ScaleCharToQuantum(*p++);
+ if (*p == 254)
+ *p=255;
+ q->opacity=(Quantum) (QuantumRange-ScaleCharToQuantum(*p));
+ if (q->opacity != OpaqueOpacity)
+ image->matte=MagickTrue;
+ p++;
+ q++;
+ }
+ if (SyncAuthenticPixels(image,exception) == MagickFalse)
+ break;
+ if ((image->previous == (Image *) NULL) &&
+ (SetImageProgress(image,LoadImageTag,(MagickOffsetType) y,image->rows) == MagickFalse))
+ break;
+ }
+ pixels=(unsigned char *) RelinquishMagickMemory(pixels);
+ if (EOFBlob(image) != MagickFalse)
+ {
+ ThrowFileException(exception,CorruptImageError,"UnexpectedEndOfFile",
+ image->filename);
+ break;
+ }
+ /*
+ Proceed to next image.
+ */
+ if (image_info->number_scenes != 0)
+ if (image->scene >= (image_info->scene+image_info->number_scenes-1))
+ break;
+ width=ReadBlobLSBLong(image);
+ height=ReadBlobLSBLong(image);
+ if ((width != 0UL) && (height != 0UL))
+ {
+ /*
+ Allocate next image structure.
+ */
+ AcquireNextImage(image_info,image);
+ if (GetNextImageInList(image) == (Image *) NULL)
+ {
+ image=DestroyImageList(image);
+ return((Image *) NULL);
+ }
+ image=SyncNextImageInList(image);
+ status=SetImageProgress(image,LoadImagesTag,TellBlob(image),
+ GetBlobSize(image));
+ if (status == MagickFalse)
+ break;
+ }
+ } while ((width != 0UL) && (height != 0UL));
+ (void) CloseBlob(image);
+ return(GetFirstImageInList(image));
+}
+
+/*
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+% %
+% %
+% %
+% R e g i s t e r A A I I m a g e %
+% %
+% %
+% %
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%
+% RegisterAAIImage() adds attributes for the AAI Dune image format to the list
+% of supported formats. The attributes include the image format tag, a
+% method to read and/or write the format, whether the format supports the
+% saving of more than one frame to the same file or blob, whether the format
+% supports native in-memory I/O, and a brief description of the format.
+%
+% The format of the RegisterAAIImage method is:
+%
+% size_t RegisterAAIImage(void)
+%
+*/
+ModuleExport size_t RegisterAAIImage(void)
+{
+ MagickInfo
+ *entry;
+
+ entry=SetMagickInfo("AAI");
+ entry->decoder=(DecodeImageHandler *) ReadAAIImage;
+ entry->encoder=(EncodeImageHandler *) WriteAAIImage;
+ entry->description=ConstantString("AAI Dune image");
+ entry->module=ConstantString("AAI");
+ (void) RegisterMagickInfo(entry);
+ return(MagickImageCoderSignature);
+}
+
+/*
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+% %
+% %
+% %
+% U n r e g i s t e r A A I I m a g e %
+% %
+% %
+% %
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%
+% UnregisterAAIImage() removes format registrations made by the
+% AAI module from the list of supported formats.
+%
+% The format of the UnregisterAAIImage method is:
+%
+% UnregisterAAIImage(void)
+%
+*/
+ModuleExport void UnregisterAAIImage(void)
+{
+ (void) UnregisterMagickInfo("AAI");
+}
+
+/*
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+% %
+% %
+% %
+% W r i t e A A I I m a g e %
+% %
+% %
+% %
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%
+% WriteAAIImage() writes an image to a file in AAI Dune image format.
+%
+% The format of the WriteAAIImage method is:
+%
+% MagickBooleanType WriteAAIImage(const ImageInfo *image_info,Image *image)
+%
+% A description of each parameter follows.
+%
+% o image_info: the image info.
+%
+% o image: The image.
+%
+*/
+static MagickBooleanType WriteAAIImage(const ImageInfo *image_info,Image *image)
+{
+ MagickBooleanType
+ status;
+
+ MagickOffsetType
+ scene;
+
+ register const PixelPacket
+ *restrict p;
+
+ register ssize_t
+ x;
+
+ register unsigned char
+ *restrict q;
+
+ ssize_t
+ count,
+ y;
+
+ unsigned char
+ *pixels;
+
+ /*
+ 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);
+ scene=0;
+ do
+ {
+ /*
+ Write AAI header.
+ */
+ if (image->colorspace != RGBColorspace)
+ (void) TransformImageColorspace(image,RGBColorspace);
+ (void) WriteBlobLSBLong(image,(unsigned int) image->columns);
+ (void) WriteBlobLSBLong(image,(unsigned int) image->rows);
+ /*
+ Allocate memory for pixels.
+ */
+ pixels=(unsigned char *) AcquireQuantumMemory((size_t) image->columns,
+ 4*sizeof(*pixels));
+ if (pixels == (unsigned char *) NULL)
+ ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed");
+ /*
+ Convert MIFF to AAI raster pixels.
+ */
+ for (y=0; y < (ssize_t) image->rows; y++)
+ {
+ p=GetVirtualPixels(image,0,y,image->columns,1,&image->exception);
+ if (p == (PixelPacket *) NULL)
+ break;
+ q=pixels;
+ for (x=0; x < (ssize_t) image->columns; x++)
+ {
+ *q++=ScaleQuantumToChar(GetRedPixelComponent(p));
+ *q++=ScaleQuantumToChar(GetGreenPixelComponent(p));
+ *q++=ScaleQuantumToChar(GetBluePixelComponent(p));
+ *q=ScaleQuantumToChar((Quantum) (QuantumRange-
+ (image->matte != MagickFalse ? p->opacity : OpaqueOpacity)));
+ if (*q == 255)
+ *q=254;
+ p++;
+ q++;
+ }
+ count=WriteBlob(image,(size_t) (q-pixels),pixels);
+ if (count != (ssize_t) (q-pixels))
+ break;
+ if ((image->previous == (Image *) NULL) &&
+ (SetImageProgress(image,SaveImageTag,(MagickOffsetType) y,image->rows) == MagickFalse))
+ break;
+ }
+ pixels=(unsigned char *) RelinquishMagickMemory(pixels);
+ 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);
+ (void) CloseBlob(image);
+ return(MagickTrue);
+}