% July 1992 %
% %
% %
-% Copyright 1999-2011 ImageMagick Studio LLC, a non-profit organization %
+% Copyright 1999-2012 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 %
/*
Include declarations.
*/
-#include "magick/studio.h"
-#include "magick/blob.h"
-#include "magick/blob-private.h"
-#include "magick/cache.h"
-#include "magick/colormap.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/log.h"
-#include "magick/magick.h"
-#include "magick/memory_.h"
-#include "magick/monitor.h"
-#include "magick/monitor-private.h"
-#include "magick/nt-feature.h"
-#include "magick/quantize.h"
-#include "magick/quantum-private.h"
-#include "magick/static.h"
-#include "magick/string_.h"
-#include "magick/module.h"
+#include "MagickCore/studio.h"
+#include "MagickCore/artifact.h"
+#include "MagickCore/blob.h"
+#include "MagickCore/blob-private.h"
+#include "MagickCore/cache.h"
+#include "MagickCore/colormap.h"
+#include "MagickCore/colorspace.h"
+#include "MagickCore/exception.h"
+#include "MagickCore/exception-private.h"
+#include "MagickCore/image.h"
+#include "MagickCore/image-private.h"
+#include "MagickCore/list.h"
+#include "MagickCore/log.h"
+#include "MagickCore/magick.h"
+#include "MagickCore/memory_.h"
+#include "MagickCore/monitor.h"
+#include "MagickCore/monitor-private.h"
+#include "MagickCore/nt-base-private.h"
+#include "MagickCore/pixel-accessor.h"
+#include "MagickCore/quantize.h"
+#include "MagickCore/quantum-private.h"
+#include "MagickCore/static.h"
+#include "MagickCore/string_.h"
+#include "MagickCore/module.h"
\f
/*
Define declarations.
Forward declaractions.
*/
static MagickBooleanType
- WriteICONImage(const ImageInfo *,Image *);
+ WriteICONImage(const ImageInfo *,Image *,ExceptionInfo *);
\f
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
Image
*image;
- ssize_t
- y;
-
MagickBooleanType
status;
- register IndexPacket
- *indexes;
-
register ssize_t
i,
x;
- register PixelPacket
+ register Quantum
*q;
register unsigned char
*p;
- ssize_t
- count,
- offset;
-
size_t
bit,
byte,
one,
scanline_pad;
+ ssize_t
+ count,
+ offset,
+ y;
+
/*
Open image file.
*/
(void) LogMagickEvent(CoderEvent,GetMagickModule(),"%s",image_info->filename);
assert(exception != (ExceptionInfo *) NULL);
assert(exception->signature == MagickSignature);
- image=AcquireImage(image_info);
+ image=AcquireImage(image_info,exception);
status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception);
if (status == MagickFalse)
{
icon_info.size=ReadBlobLSBLong(image);
icon_info.width=(unsigned char) ((int) ReadBlobLSBLong(image));
icon_info.height=(unsigned char) ((int) ReadBlobLSBLong(image)/2);
- if ((icon_file.directory[i].width == 0) &&
- (icon_file.directory[i].height == 0))
+ icon_info.planes=ReadBlobLSBShort(image);
+ icon_info.bits_per_pixel=ReadBlobLSBShort(image);
+ if ((icon_info.planes == 18505) && (icon_info.bits_per_pixel == 21060))
{
Image
*icon_image;
Icon image encoded as a compressed PNG image.
*/
length=icon_file.directory[i].size;
- png=(unsigned char *) AcquireQuantumMemory(length+12,sizeof(*png));
+ png=(unsigned char *) AcquireQuantumMemory(length+16,sizeof(*png));
if (png == (unsigned char *) NULL)
ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
(void) CopyMagickMemory(png,"\211PNG\r\n\032\n\000\000\000\015",12);
- count=ReadBlob(image,length-12,png+12);
- if (count != (ssize_t) (length-12))
+ png[12]=(unsigned char) icon_info.planes;
+ png[13]=(unsigned char) (icon_info.planes >> 8);
+ png[14]=(unsigned char) icon_info.bits_per_pixel;
+ png[15]=(unsigned char) (icon_info.bits_per_pixel >> 8);
+ count=ReadBlob(image,length-16,png+16);
+ if (count != (ssize_t) (length-16))
{
png=(unsigned char *) RelinquishMagickMemory(png);
ThrowReaderException(CorruptImageError,
}
read_info=CloneImageInfo(image_info);
(void) CopyMagickString(read_info->magick,"PNG",MaxTextExtent);
- icon_image=BlobToImage(read_info,png,length+12,exception);
+ icon_image=BlobToImage(read_info,png,length+16,exception);
read_info=DestroyImageInfo(read_info);
png=(unsigned char *) RelinquishMagickMemory(png);
if (icon_image == (Image *) NULL)
}
else
{
- icon_info.planes=ReadBlobLSBShort(image);
- icon_info.bits_per_pixel=ReadBlobLSBShort(image);
if (icon_info.bits_per_pixel > 32)
ThrowReaderException(CorruptImageError,"ImproperImageHeader");
icon_info.compression=ReadBlobLSBLong(image);
image->columns=(size_t) icon_file.directory[i].width;
if ((ssize_t) image->columns > icon_info.width)
image->columns=(size_t) icon_info.width;
+ if (image->columns == 0)
+ image->columns=256;
image->rows=(size_t) icon_file.directory[i].height;
if ((ssize_t) image->rows > icon_info.height)
image->rows=(size_t) icon_info.height;
+ if (image->rows == 0)
+ image->rows=256;
image->depth=icon_info.bits_per_pixel;
if (image->debug != MagickFalse)
{
register ssize_t
i;
- unsigned char
- *icon_colormap;
-
size_t
number_colors,
one;
+ unsigned char
+ *icon_colormap;
+
/*
Read Icon raster colormap.
*/
one=1;
number_colors=one << icon_info.bits_per_pixel;
- if (AcquireImageColormap(image,number_colors) == MagickFalse)
+ if (AcquireImageColormap(image,number_colors,exception) == MagickFalse)
ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
icon_colormap=(unsigned char *) AcquireQuantumMemory((size_t)
image->colors,4UL*sizeof(*icon_colormap));
for (y=(ssize_t) image->rows-1; y >= 0; y--)
{
q=QueueAuthenticPixels(image,0,y,image->columns,1,exception);
- if (q == (PixelPacket *) NULL)
+ if (q == (Quantum *) NULL)
break;
- indexes=GetAuthenticIndexQueue(image);
for (x=0; x < (ssize_t) (image->columns-7); x+=8)
{
byte=(size_t) ReadBlobByte(image);
for (bit=0; bit < 8; bit++)
- indexes[x+bit]=(IndexPacket)
- ((byte & (0x80 >> bit)) != 0 ? 0x01 : 0x00);
+ {
+ SetPixelIndex(image,((byte & (0x80 >> bit)) != 0 ? 0x01 :
+ 0x00),q);
+ q+=GetPixelChannels(image);
+ }
}
if ((image->columns % 8) != 0)
{
byte=(size_t) ReadBlobByte(image);
for (bit=0; bit < (image->columns % 8); bit++)
- indexes[x+bit]=(IndexPacket)
- ((byte & (0x80 >> bit)) != 0 ? 0x01 : 0x00);
+ {
+ SetPixelIndex(image,((byte & (0x80 >> bit)) != 0 ? 0x01 :
+ 0x00),q);
+ q+=GetPixelChannels(image);
+ }
}
for (x=0; x < (ssize_t) scanline_pad; x++)
(void) ReadBlobByte(image);
for (y=(ssize_t) image->rows-1; y >= 0; y--)
{
q=QueueAuthenticPixels(image,0,y,image->columns,1,exception);
- if (q == (PixelPacket *) NULL)
+ if (q == (Quantum *) NULL)
break;
- indexes=GetAuthenticIndexQueue(image);
for (x=0; x < ((ssize_t) image->columns-1); x+=2)
{
byte=(size_t) ReadBlobByte(image);
- indexes[x]=(IndexPacket) ((byte >> 4) & 0xf);
- indexes[x+1]=(IndexPacket) ((byte) & 0xf);
+ SetPixelIndex(image,((byte >> 4) & 0xf),q);
+ q+=GetPixelChannels(image);
+ SetPixelIndex(image,((byte) & 0xf),q);
+ q+=GetPixelChannels(image);
}
if ((image->columns % 2) != 0)
{
byte=(size_t) ReadBlobByte(image);
- indexes[x]=(IndexPacket) ((byte >> 4) & 0xf);
+ SetPixelIndex(image,((byte >> 4) & 0xf),q);
+ q+=GetPixelChannels(image);
}
for (x=0; x < (ssize_t) scanline_pad; x++)
(void) ReadBlobByte(image);
for (y=(ssize_t) image->rows-1; y >= 0; y--)
{
q=QueueAuthenticPixels(image,0,y,image->columns,1,exception);
- if (q == (PixelPacket *) NULL)
+ if (q == (Quantum *) NULL)
break;
- indexes=GetAuthenticIndexQueue(image);
for (x=0; x < (ssize_t) image->columns; x++)
{
byte=(size_t) ReadBlobByte(image);
- indexes[x]=(IndexPacket) byte;
+ SetPixelIndex(image,byte,q);
+ q+=GetPixelChannels(image);
}
for (x=0; x < (ssize_t) scanline_pad; x++)
(void) ReadBlobByte(image);
for (y=(ssize_t) image->rows-1; y >= 0; y--)
{
q=QueueAuthenticPixels(image,0,y,image->columns,1,exception);
- if (q == (PixelPacket *) NULL)
+ if (q == (Quantum *) NULL)
break;
- indexes=GetAuthenticIndexQueue(image);
for (x=0; x < (ssize_t) image->columns; x++)
{
byte=(size_t) ReadBlobByte(image);
byte|=(size_t) (ReadBlobByte(image) << 8);
- indexes[x]=(IndexPacket) byte;
+ SetPixelIndex(image,byte,q);
+ q+=GetPixelChannels(image);
}
for (x=0; x < (ssize_t) scanline_pad; x++)
(void) ReadBlobByte(image);
for (y=(ssize_t) image->rows-1; y >= 0; y--)
{
q=QueueAuthenticPixels(image,0,y,image->columns,1,exception);
- if (q == (PixelPacket *) NULL)
+ if (q == (Quantum *) NULL)
break;
for (x=0; x < (ssize_t) image->columns; x++)
{
- q->blue=ScaleCharToQuantum((unsigned char) ReadBlobByte(image));
- q->green=ScaleCharToQuantum((unsigned char)
- ReadBlobByte(image));
- q->red=ScaleCharToQuantum((unsigned char) ReadBlobByte(image));
+ SetPixelBlue(image,ScaleCharToQuantum((unsigned char)
+ ReadBlobByte(image)),q);
+ SetPixelGreen(image,ScaleCharToQuantum((unsigned char)
+ ReadBlobByte(image)),q);
+ SetPixelRed(image,ScaleCharToQuantum((unsigned char)
+ ReadBlobByte(image)),q);
if (icon_info.bits_per_pixel == 32)
- q->opacity=(Quantum) (QuantumRange-ScaleCharToQuantum(
- (unsigned char) ReadBlobByte(image)));
- q++;
+ SetPixelAlpha(image,ScaleCharToQuantum((unsigned char)
+ ReadBlobByte(image)),q);
+ q+=GetPixelChannels(image);
}
if (icon_info.bits_per_pixel == 24)
for (x=0; x < (ssize_t) scanline_pad; x++)
ThrowReaderException(CorruptImageError,"ImproperImageHeader");
}
if (image_info->ping == MagickFalse)
- (void) SyncImage(image);
+ (void) SyncImage(image,exception);
if (icon_info.bits_per_pixel != 32)
{
/*
for (y=(ssize_t) image->rows-1; y >= 0; y--)
{
q=GetAuthenticPixels(image,0,y,image->columns,1,exception);
- if (q == (PixelPacket *) NULL)
+ if (q == (Quantum *) NULL)
break;
for (x=0; x < ((ssize_t) image->columns-7); x+=8)
{
byte=(size_t) ReadBlobByte(image);
for (bit=0; bit < 8; bit++)
- q[x+bit].opacity=(Quantum) (((byte & (0x80 >> bit)) != 0) ?
- TransparentOpacity : OpaqueOpacity);
+ {
+ SetPixelAlpha(image,(((byte & (0x80 >> bit)) != 0) ?
+ TransparentAlpha : OpaqueAlpha),q);
+ q+=GetPixelChannels(image);
+ }
}
if ((image->columns % 8) != 0)
{
byte=(size_t) ReadBlobByte(image);
for (bit=0; bit < (image->columns % 8); bit++)
- q[x+bit].opacity=(Quantum) (((byte & (0x80 >> bit)) != 0) ?
- TransparentOpacity : OpaqueOpacity);
+ {
+ SetPixelAlpha(image,(((byte & (0x80 >> bit)) != 0) ?
+ TransparentAlpha : OpaqueAlpha),q);
+ q+=GetPixelChannels(image);
+ }
}
if ((image->columns % 32) != 0)
for (x=0; x < (ssize_t) ((32-(image->columns % 32))/8); x++)
/*
Allocate next image structure.
*/
- AcquireNextImage(image_info,image);
+ AcquireNextImage(image_info,image,exception);
if (GetNextImageInList(image) == (Image *) NULL)
{
image=DestroyImageList(image);
% The format of the WriteICONImage method is:
%
% MagickBooleanType WriteICONImage(const ImageInfo *image_info,
-% Image *image)
+% Image *image,ExceptionInfo *exception)
%
% A description of each parameter follows.
%
%
% o image: The image.
%
+% o exception: return any errors or warnings in this structure.
+%
*/
static MagickBooleanType WriteICONImage(const ImageInfo *image_info,
- Image *image)
+ Image *image,ExceptionInfo *exception)
{
IconFile
icon_file;
Image
*next;
- ssize_t
- y;
-
MagickBooleanType
status;
offset,
scene;
- register const IndexPacket
- *indexes;
-
- register const PixelPacket
+ register const Quantum
*p;
register ssize_t
register unsigned char
*q;
+ size_t
+ bytes_per_line,
+ scanline_pad;
+
+ ssize_t
+ y;
+
unsigned char
bit,
byte,
*pixels;
- size_t
- bytes_per_line,
- scanline_pad;
-
/*
Open output image file.
*/
assert(image != (Image *) NULL);
assert(image->signature == MagickSignature);
(void) LogMagickEvent(CoderEvent,GetMagickModule(),"%s",image->filename);
- status=OpenBlob(image_info,image,WriteBinaryBlobMode,&image->exception);
+ assert(exception != (ExceptionInfo *) NULL);
+ assert(exception->signature == MagickSignature);
+ status=OpenBlob(image_info,image,WriteBinaryBlobMode,exception);
if (status == MagickFalse)
return(status);
scene=0;
next=image;
do
{
- if ((next->columns == 256) && (next->rows == 256))
+ if ((next->columns > 256L) && (next->rows > 256L) &&
+ (next->compression == ZipCompression))
{
Image
*write_image;
/*
Icon image encoded as a compressed PNG image.
*/
- write_image=CloneImage(next,0,0,MagickTrue,&image->exception);
+ write_image=CloneImage(next,0,0,MagickTrue,exception);
if (write_image == (Image *) NULL)
return(MagickFalse);
write_info=CloneImageInfo(image_info);
(void) CopyMagickString(write_info->filename,"PNG:",MaxTextExtent);
+ /*
+ Don't write any ancillary chunks except for gAMA and tRNS.
+ */
+ (void) SetImageArtifact(write_image,"png:include-chunk",
+ "none,trns,gama");
png=(unsigned char *) ImageToBlob(write_info,write_image,&length,
- &image->exception);
+ exception);
write_image=DestroyImage(write_image);
write_info=DestroyImageInfo(write_info);
if (png == (unsigned char *) NULL)
Initialize ICON raster file header.
*/
if (next->colorspace != RGBColorspace)
- (void) TransformImageColorspace(next,RGBColorspace);
+ (void) TransformImageColorspace(next,sRGBColorspace,exception);
icon_info.file_size=14+12+28;
icon_info.offset_bits=icon_info.file_size;
icon_info.compression=BI_RGB;
if ((next->storage_class != DirectClass) && (next->colors > 256))
- (void) SetImageStorageClass(next,DirectClass);
+ (void) SetImageStorageClass(next,DirectClass,exception);
if (next->storage_class == DirectClass)
{
/*
icon_info.number_colors=one << icon_info.bits_per_pixel;
if (icon_info.number_colors < next->colors)
{
- (void) SetImageStorageClass(next,DirectClass);
+ (void) SetImageStorageClass(next,DirectClass,exception);
icon_info.number_colors=0;
icon_info.bits_per_pixel=(unsigned short) 24;
icon_info.compression=(size_t) BI_RGB;
case UndefinedResolution:
case PixelsPerInchResolution:
{
- icon_info.x_pixels=(size_t) (100.0*next->x_resolution/2.54);
- icon_info.y_pixels=(size_t) (100.0*next->y_resolution/2.54);
+ icon_info.x_pixels=(size_t) (100.0*next->resolution.x/2.54);
+ icon_info.y_pixels=(size_t) (100.0*next->resolution.y/2.54);
break;
}
case PixelsPerCentimeterResolution:
{
- icon_info.x_pixels=(size_t) (100.0*next->x_resolution);
- icon_info.y_pixels=(size_t) (100.0*next->y_resolution);
+ icon_info.x_pixels=(size_t) (100.0*next->resolution.x);
+ icon_info.y_pixels=(size_t) (100.0*next->resolution.y);
break;
}
}
*/
for (y=0; y < (ssize_t) next->rows; y++)
{
- p=GetVirtualPixels(next,0,y,next->columns,1,&next->exception);
- if (p == (const PixelPacket *) NULL)
+ p=GetVirtualPixels(next,0,y,next->columns,1,exception);
+ if (p == (const Quantum *) NULL)
break;
- indexes=GetVirtualIndexQueue(next);
q=pixels+(next->rows-y-1)*bytes_per_line;
bit=0;
byte=0;
for (x=0; x < (ssize_t) next->columns; x++)
{
byte<<=1;
- byte|=indexes[x] != 0 ? 0x01 : 0x00;
+ byte|=GetPixelIndex(next,p) != 0 ? 0x01 : 0x00;
bit++;
if (bit == 8)
{
bit=0;
byte=0;
}
- }
+ p+=GetPixelChannels(image);
+ }
if (bit != 0)
*q++=(unsigned char) (byte << (8-bit));
if (next->previous == (Image *) NULL)
*/
for (y=0; y < (ssize_t) next->rows; y++)
{
- p=GetVirtualPixels(next,0,y,next->columns,1,&next->exception);
- if (p == (const PixelPacket *) NULL)
+ p=GetVirtualPixels(next,0,y,next->columns,1,exception);
+ if (p == (const Quantum *) NULL)
break;
- indexes=GetVirtualIndexQueue(next);
q=pixels+(next->rows-y-1)*bytes_per_line;
nibble=0;
byte=0;
for (x=0; x < (ssize_t) next->columns; x++)
{
byte<<=4;
- byte|=((size_t) indexes[x] & 0x0f);
+ byte|=((size_t) GetPixelIndex(next,p) & 0x0f);
nibble++;
if (nibble == 2)
{
nibble=0;
byte=0;
}
- }
+ p+=GetPixelChannels(image);
+ }
if (nibble != 0)
*q++=(unsigned char) (byte << 4);
if (next->previous == (Image *) NULL)
*/
for (y=0; y < (ssize_t) next->rows; y++)
{
- p=GetVirtualPixels(next,0,y,next->columns,1,&next->exception);
- if (p == (const PixelPacket *) NULL)
+ p=GetVirtualPixels(next,0,y,next->columns,1,exception);
+ if (p == (const Quantum *) NULL)
break;
- indexes=GetVirtualIndexQueue(next);
q=pixels+(next->rows-y-1)*bytes_per_line;
for (x=0; x < (ssize_t) next->columns; x++)
- *q++=(unsigned char) indexes[x];
+ {
+ *q++=(unsigned char) GetPixelIndex(next,p);
+ p+=GetPixelChannels(image);
+ }
if (next->previous == (Image *) NULL)
{
status=SetImageProgress(next,SaveImageTag,y,next->rows);
*/
for (y=0; y < (ssize_t) next->rows; y++)
{
- p=GetVirtualPixels(next,0,y,next->columns,1,&next->exception);
- if (p == (const PixelPacket *) NULL)
+ p=GetVirtualPixels(next,0,y,next->columns,1,exception);
+ if (p == (const Quantum *) NULL)
break;
q=pixels+(next->rows-y-1)*bytes_per_line;
for (x=0; x < (ssize_t) next->columns; x++)
{
- *q++=ScaleQuantumToChar(GetBluePixelComponent(p));
- *q++=ScaleQuantumToChar(GetGreenPixelComponent(p));
- *q++=ScaleQuantumToChar(GetRedPixelComponent(p));
+ *q++=ScaleQuantumToChar(GetPixelBlue(next,p));
+ *q++=ScaleQuantumToChar(GetPixelGreen(next,p));
+ *q++=ScaleQuantumToChar(GetPixelRed(next,p));
if (next->matte == MagickFalse)
*q++=ScaleQuantumToChar(QuantumRange);
else
- *q++=ScaleQuantumToChar(GetAlphaPixelComponent(p));
- p++;
+ *q++=ScaleQuantumToChar(GetPixelAlpha(next,p));
+ p+=GetPixelChannels(next);
}
if (icon_info.bits_per_pixel == 24)
for (x=3L*(ssize_t) next->columns; x < (ssize_t) bytes_per_line; x++)
scanline_pad=(((next->columns+31) & ~31)-next->columns) >> 3;
for (y=((ssize_t) next->rows - 1); y >= 0; y--)
{
- p=GetVirtualPixels(next,0,y,next->columns,1,&next->exception);
- if (p == (const PixelPacket *) NULL)
+ p=GetVirtualPixels(next,0,y,next->columns,1,exception);
+ if (p == (const Quantum *) NULL)
break;
bit=0;
byte=0;
{
byte<<=1;
if ((next->matte == MagickTrue) &&
- (GetOpacityPixelComponent(p) == (Quantum) TransparentOpacity))
+ (GetPixelAlpha(next,p) == (Quantum) TransparentAlpha))
byte|=0x01;
bit++;
if (bit == 8)
bit=0;
byte=0;
}
- p++;
+ p+=GetPixelChannels(next);
}
if (bit != 0)
(void) WriteBlobByte(image,(unsigned char) (byte << (8-bit)));