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/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% CCCC IIIII N N %
% C I NN N %
% C I N N N %
% C I N NN %
% CCCC IIIII N N %
% %
% %
% Read/Write Kodak Cineon Image Format %
% Cineon Image Format is a subset of SMTPE CIN %
% %
% %
% Software Design %
% Cristy %
% Kelly Bergougnoux %
% October 2003 %
% %
% %
% Copyright 1999-2021 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 %
% %
% https://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. %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% Cineon image file format draft is available at
% http://www.cineon.com/ff_draft.php.
%
%
*/
/*
Include declarations.
*/
#include "magick/studio.h"
#include "magick/artifact.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/module.h"
#include "magick/monitor.h"
#include "magick/monitor-private.h"
#include "magick/option.h"
#include "magick/profile.h"
#include "magick/property.h"
#include "magick/pixel-accessor.h"
#include "magick/quantum-private.h"
#include "magick/static.h"
#include "magick/string_.h"
#include "magick/string-private.h"
#include "magick/timer-private.h"
/*
Typedef declaration.
*/
typedef struct _CINDataFormatInfo
{
unsigned char
interleave,
packing,
sign,
sense;
size_t
line_pad,
channel_pad;
unsigned char
reserve[20];
} CINDataFormatInfo;
typedef struct _CINFileInfo
{
size_t
magic,
image_offset,
generic_length,
industry_length,
user_length,
file_size;
char
version[8],
filename[100],
create_date[12],
create_time[12],
reserve[36];
} CINFileInfo;
typedef struct _CINFilmInfo
{
char
id,
type,
offset,
reserve1;
size_t
prefix,
count;
char
format[32];
size_t
frame_position;
float
frame_rate;
char
frame_id[32],
slate_info[200],
reserve[740];
} CINFilmInfo;
typedef struct _CINImageChannel
{
unsigned char
designator[2],
bits_per_pixel,
reserve;
size_t
pixels_per_line,
lines_per_image;
float
min_data,
min_quantity,
max_data,
max_quantity;
} CINImageChannel;
typedef struct _CINImageInfo
{
unsigned char
orientation,
number_channels,
reserve1[2];
CINImageChannel
channel[8];
float
white_point[2],
red_primary_chromaticity[2],
green_primary_chromaticity[2],
blue_primary_chromaticity[2];
char
label[200],
reserve[28];
} CINImageInfo;
typedef struct _CINOriginationInfo
{
ssize_t
x_offset,
y_offset;
char
filename[100],
create_date[12],
create_time[12],
device[64],
model[32],
serial[32];
float
x_pitch,
y_pitch,
gamma;
char
reserve[40];
} CINOriginationInfo;
typedef struct _CINUserInfo
{
char
id[32];
} CINUserInfo;
typedef struct CINInfo
{
CINFileInfo
file;
CINImageInfo
image;
CINDataFormatInfo
data_format;
CINOriginationInfo
origination;
CINFilmInfo
film;
CINUserInfo
user;
} CINInfo;
/*
Forward declaractions.
*/
static MagickBooleanType
WriteCINImage(const ImageInfo *,Image *);
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% I s C I N E O N %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% IsCIN() returns MagickTrue if the image format type, identified by the magick
% string, is CIN.
%
% The format of the IsCIN method is:
%
% MagickBooleanType IsCIN(const unsigned char *magick,const size_t length)
%
% A description of each parameter follows:
%
% o magick: compare image format pattern against these bytes.
%
% o length: Specifies the length of the magick string.
%
*/
static MagickBooleanType IsCIN(const unsigned char *magick,const size_t length)
{
if (length < 4)
return(MagickFalse);
if (memcmp(magick,"\200\052\137\327",4) == 0)
return(MagickTrue);
return(MagickFalse);
}
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% R e a d C I N E O N I m a g e %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% ReadCINImage() reads an CIN X image file and returns it. It allocates
% the memory necessary for the new Image structure and returns a point to the
% new image.
%
% The format of the ReadCINImage method is:
%
% Image *ReadCINImage(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 size_t GetBytesPerRow(size_t columns,
size_t samples_per_pixel,size_t bits_per_pixel,
MagickBooleanType pad)
{
size_t
bytes_per_row;
switch (bits_per_pixel)
{
case 1:
{
bytes_per_row=4*(((size_t) samples_per_pixel*columns*
bits_per_pixel+31)/32);
break;
}
case 8:
default:
{
bytes_per_row=4*(((size_t) samples_per_pixel*columns*
bits_per_pixel+31)/32);
break;
}
case 10:
{
if (pad == MagickFalse)
{
bytes_per_row=4*(((size_t) samples_per_pixel*columns*
bits_per_pixel+31)/32);
break;
}
bytes_per_row=4*(((size_t) (32*((samples_per_pixel*columns+2)/3))+31)/32);
break;
}
case 12:
{
if (pad == MagickFalse)
{
bytes_per_row=4*(((size_t) samples_per_pixel*columns*
bits_per_pixel+31)/32);
break;
}
bytes_per_row=2*(((size_t) (16*samples_per_pixel*columns)+15)/16);
break;
}
case 16:
{
bytes_per_row=2*(((size_t) samples_per_pixel*columns*
bits_per_pixel+8)/16);
break;
}
case 32:
{
bytes_per_row=4*(((size_t) samples_per_pixel*columns*
bits_per_pixel+31)/32);
break;
}
case 64:
{
bytes_per_row=8*(((size_t) samples_per_pixel*columns*
bits_per_pixel+63)/64);
break;
}
}
return(bytes_per_row);
}
static inline MagickBooleanType IsFloatDefined(const float value)
{
union
{
unsigned int
unsigned_value;
double
float_value;
} quantum;
quantum.unsigned_value=0U;
quantum.float_value=value;
if (quantum.unsigned_value == 0U)
return(MagickFalse);
return(MagickTrue);
}
static Image *ReadCINImage(const ImageInfo *image_info,ExceptionInfo *exception)
{
#define MonoColorType 1
#define RGBColorType 3
char
property[MaxTextExtent];
CINInfo
cin;
Image
*image;
MagickBooleanType
status;
MagickOffsetType
offset;
QuantumInfo
*quantum_info;
QuantumType
quantum_type;
ssize_t
i;
PixelPacket
*q;
size_t
length;
ssize_t
count,
y;
unsigned char
magick[4],
*pixels;
/*
Open image file.
*/
assert(image_info != (const ImageInfo *) NULL);
assert(image_info->signature == MagickCoreSignature);
if (image_info->debug != MagickFalse)
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",
image_info->filename);
assert(exception != (ExceptionInfo *) NULL);
assert(exception->signature == MagickCoreSignature);
image=AcquireImage(image_info);
status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception);
if (status == MagickFalse)
{
image=DestroyImageList(image);
return((Image *) NULL);
}
/*
File information.
*/
offset=0;
count=ReadBlob(image,4,magick);
offset+=count;
if ((count != 4) ||
((LocaleNCompare((char *) magick,"\200\052\137\327",4) != 0)))
ThrowReaderException(CorruptImageError,"ImproperImageHeader");
memset(&cin,0,sizeof(cin));
image->endian=(magick[0] == 0x80) && (magick[1] == 0x2a) &&
(magick[2] == 0x5f) && (magick[3] == 0xd7) ? MSBEndian : LSBEndian;
cin.file.image_offset=ReadBlobLong(image);
offset+=4;
cin.file.generic_length=ReadBlobLong(image);
offset+=4;
cin.file.industry_length=ReadBlobLong(image);
offset+=4;
cin.file.user_length=ReadBlobLong(image);
offset+=4;
cin.file.file_size=ReadBlobLong(image);
offset+=4;
offset+=ReadBlob(image,sizeof(cin.file.version),(unsigned char *)
cin.file.version);
(void) CopyMagickString(property,cin.file.version,sizeof(cin.file.version));
(void) SetImageProperty(image,"dpx:file.version",property);
offset+=ReadBlob(image,sizeof(cin.file.filename),(unsigned char *)
cin.file.filename);
(void) CopyMagickString(property,cin.file.filename,sizeof(cin.file.filename));
(void) SetImageProperty(image,"dpx:file.filename",property);
offset+=ReadBlob(image,sizeof(cin.file.create_date),(unsigned char *)
cin.file.create_date);
(void) CopyMagickString(property,cin.file.create_date,
sizeof(cin.file.create_date));
(void) SetImageProperty(image,"dpx:file.create_date",property);
offset+=ReadBlob(image,sizeof(cin.file.create_time),(unsigned char *)
cin.file.create_time);
(void) CopyMagickString(property,cin.file.create_time,
sizeof(cin.file.create_time));
(void) SetImageProperty(image,"dpx:file.create_time",property);
offset+=ReadBlob(image,sizeof(cin.file.reserve),(unsigned char *)
cin.file.reserve);
/*
Image information.
*/
cin.image.orientation=(unsigned char) ReadBlobByte(image);
offset++;
if (cin.image.orientation != (unsigned char) (~0))
(void) FormatImageProperty(image,"dpx:image.orientation","%d",
cin.image.orientation);
switch (cin.image.orientation)
{
default:
case 0: image->orientation=TopLeftOrientation; break;
case 1: image->orientation=TopRightOrientation; break;
case 2: image->orientation=BottomLeftOrientation; break;
case 3: image->orientation=BottomRightOrientation; break;
case 4: image->orientation=LeftTopOrientation; break;
case 5: image->orientation=RightTopOrientation; break;
case 6: image->orientation=LeftBottomOrientation; break;
case 7: image->orientation=RightBottomOrientation; break;
}
cin.image.number_channels=(unsigned char) ReadBlobByte(image);
offset++;
offset+=ReadBlob(image,sizeof(cin.image.reserve1),(unsigned char *)
cin.image.reserve1);
for (i=0; i < 8; i++)
{
cin.image.channel[i].designator[0]=(unsigned char) ReadBlobByte(image);
offset++;
cin.image.channel[i].designator[1]=(unsigned char) ReadBlobByte(image);
offset++;
cin.image.channel[i].bits_per_pixel=(unsigned char) ReadBlobByte(image);
offset++;
cin.image.channel[i].reserve=(unsigned char) ReadBlobByte(image);
offset++;
cin.image.channel[i].pixels_per_line=ReadBlobLong(image);
offset+=4;
cin.image.channel[i].lines_per_image=ReadBlobLong(image);
offset+=4;
cin.image.channel[i].min_data=ReadBlobFloat(image);
offset+=4;
cin.image.channel[i].min_quantity=ReadBlobFloat(image);
offset+=4;
cin.image.channel[i].max_data=ReadBlobFloat(image);
offset+=4;
cin.image.channel[i].max_quantity=ReadBlobFloat(image);
offset+=4;
}
cin.image.white_point[0]=ReadBlobFloat(image);
offset+=4;
if (IsFloatDefined(cin.image.white_point[0]) != MagickFalse)
image->chromaticity.white_point.x=cin.image.white_point[0];
cin.image.white_point[1]=ReadBlobFloat(image);
offset+=4;
if (IsFloatDefined(cin.image.white_point[1]) != MagickFalse)
image->chromaticity.white_point.y=cin.image.white_point[1];
cin.image.red_primary_chromaticity[0]=ReadBlobFloat(image);
offset+=4;
if (IsFloatDefined(cin.image.red_primary_chromaticity[0]) != MagickFalse)
image->chromaticity.red_primary.x=cin.image.red_primary_chromaticity[0];
cin.image.red_primary_chromaticity[1]=ReadBlobFloat(image);
offset+=4;
if (IsFloatDefined(cin.image.red_primary_chromaticity[1]) != MagickFalse)
image->chromaticity.red_primary.y=cin.image.red_primary_chromaticity[1];
cin.image.green_primary_chromaticity[0]=ReadBlobFloat(image);
offset+=4;
if (IsFloatDefined(cin.image.green_primary_chromaticity[0]) != MagickFalse)
image->chromaticity.red_primary.x=cin.image.green_primary_chromaticity[0];
cin.image.green_primary_chromaticity[1]=ReadBlobFloat(image);
offset+=4;
if (IsFloatDefined(cin.image.green_primary_chromaticity[1]) != MagickFalse)
image->chromaticity.green_primary.y=cin.image.green_primary_chromaticity[1];
cin.image.blue_primary_chromaticity[0]=ReadBlobFloat(image);
offset+=4;
if (IsFloatDefined(cin.image.blue_primary_chromaticity[0]) != MagickFalse)
image->chromaticity.blue_primary.x=cin.image.blue_primary_chromaticity[0];
cin.image.blue_primary_chromaticity[1]=ReadBlobFloat(image);
offset+=4;
if (IsFloatDefined(cin.image.blue_primary_chromaticity[1]) != MagickFalse)
image->chromaticity.blue_primary.y=cin.image.blue_primary_chromaticity[1];
offset+=ReadBlob(image,sizeof(cin.image.label),(unsigned char *)
cin.image.label);
(void) CopyMagickString(property,cin.image.label,sizeof(cin.image.label));
(void) SetImageProperty(image,"dpx:image.label",property);
offset+=ReadBlob(image,sizeof(cin.image.reserve),(unsigned char *)
cin.image.reserve);
/*
Image data format information.
*/
cin.data_format.interleave=(unsigned char) ReadBlobByte(image);
offset++;
cin.data_format.packing=(unsigned char) ReadBlobByte(image);
offset++;
cin.data_format.sign=(unsigned char) ReadBlobByte(image);
offset++;
cin.data_format.sense=(unsigned char) ReadBlobByte(image);
offset++;
cin.data_format.line_pad=ReadBlobLong(image);
offset+=4;
cin.data_format.channel_pad=ReadBlobLong(image);
offset+=4;
offset+=ReadBlob(image,sizeof(cin.data_format.reserve),(unsigned char *)
cin.data_format.reserve);
/*
Image origination information.
*/
cin.origination.x_offset=ReadBlobSignedLong(image);
offset+=4;
if ((size_t) cin.origination.x_offset != ~0UL)
(void) FormatImageProperty(image,"dpx:origination.x_offset","%.20g",
(double) cin.origination.x_offset);
cin.origination.y_offset=(ssize_t) ReadBlobLong(image);
offset+=4;
if ((size_t) cin.origination.y_offset != ~0UL)
(void) FormatImageProperty(image,"dpx:origination.y_offset","%.20g",
(double) cin.origination.y_offset);
offset+=ReadBlob(image,sizeof(cin.origination.filename),(unsigned char *)
cin.origination.filename);
(void) CopyMagickString(property,cin.origination.filename,
sizeof(cin.origination.filename));
(void) SetImageProperty(image,"dpx:origination.filename",property);
offset+=ReadBlob(image,sizeof(cin.origination.create_date),(unsigned char *)
cin.origination.create_date);
(void) CopyMagickString(property,cin.origination.create_date,
sizeof(cin.origination.create_date));
(void) SetImageProperty(image,"dpx:origination.create_date",property);
offset+=ReadBlob(image,sizeof(cin.origination.create_time),(unsigned char *)
cin.origination.create_time);
(void) CopyMagickString(property,cin.origination.create_time,
sizeof(cin.origination.create_time));
(void) SetImageProperty(image,"dpx:origination.create_time",property);
offset+=ReadBlob(image,sizeof(cin.origination.device),(unsigned char *)
cin.origination.device);
(void) CopyMagickString(property,cin.origination.device,
sizeof(cin.origination.device));
(void) SetImageProperty(image,"dpx:origination.device",property);
offset+=ReadBlob(image,sizeof(cin.origination.model),(unsigned char *)
cin.origination.model);
(void) CopyMagickString(property,cin.origination.model,
sizeof(cin.origination.model));
(void) SetImageProperty(image,"dpx:origination.model",property);
(void) memset(cin.origination.serial,0,
sizeof(cin.origination.serial));
offset+=ReadBlob(image,sizeof(cin.origination.serial),(unsigned char *)
cin.origination.serial);
(void) CopyMagickString(property,cin.origination.serial,
sizeof(cin.origination.serial));
(void) SetImageProperty(image,"dpx:origination.serial",property);
cin.origination.x_pitch=ReadBlobFloat(image);
offset+=4;
cin.origination.y_pitch=ReadBlobFloat(image);
offset+=4;
cin.origination.gamma=ReadBlobFloat(image);
offset+=4;
if (IsFloatDefined(cin.origination.gamma) != MagickFalse)
image->gamma=cin.origination.gamma;
offset+=ReadBlob(image,sizeof(cin.origination.reserve),(unsigned char *)
cin.origination.reserve);
if ((cin.file.image_offset > 2048) && (cin.file.user_length != 0))
{
int
c;
/*
Image film information.
*/
cin.film.id=ReadBlobByte(image);
offset++;
c=cin.film.id;
if (c != ~0)
(void) FormatImageProperty(image,"dpx:film.id","%d",cin.film.id);
cin.film.type=ReadBlobByte(image);
offset++;
c=cin.film.type;
if (c != ~0)
(void) FormatImageProperty(image,"dpx:film.type","%d",cin.film.type);
cin.film.offset=ReadBlobByte(image);
offset++;
c=cin.film.offset;
if (c != ~0)
(void) FormatImageProperty(image,"dpx:film.offset","%d",
cin.film.offset);
cin.film.reserve1=ReadBlobByte(image);
offset++;
cin.film.prefix=ReadBlobLong(image);
offset+=4;
if (cin.film.prefix != ~0UL)
(void) FormatImageProperty(image,"dpx:film.prefix","%.20g",(double)
cin.film.prefix);
cin.film.count=ReadBlobLong(image);
offset+=4;
offset+=ReadBlob(image,sizeof(cin.film.format),(unsigned char *)
cin.film.format);
(void) CopyMagickString(property,cin.film.format,
sizeof(cin.film.format));
(void) SetImageProperty(image,"dpx:film.format",property);
cin.film.frame_position=ReadBlobLong(image);
offset+=4;
if (cin.film.frame_position != ~0UL)
(void) FormatImageProperty(image,"dpx:film.frame_position","%.20g",
(double) cin.film.frame_position);
cin.film.frame_rate=ReadBlobFloat(image);
offset+=4;
if (IsFloatDefined(cin.film.frame_rate) != MagickFalse)
(void) FormatImageProperty(image,"dpx:film.frame_rate","%g",
cin.film.frame_rate);
offset+=ReadBlob(image,sizeof(cin.film.frame_id),(unsigned char *)
cin.film.frame_id);
(void) CopyMagickString(property,cin.film.frame_id,
sizeof(cin.film.frame_id));
(void) SetImageProperty(image,"dpx:film.frame_id",property);
offset+=ReadBlob(image,sizeof(cin.film.slate_info),(unsigned char *)
cin.film.slate_info);
(void) CopyMagickString(property,cin.film.slate_info,
sizeof(cin.film.slate_info));
(void) SetImageProperty(image,"dpx:film.slate_info",property);
offset+=ReadBlob(image,sizeof(cin.film.reserve),(unsigned char *)
cin.film.reserve);
}
if ((cin.file.image_offset > 2048) && (cin.file.user_length != 0))
{
StringInfo
*profile;
/*
User defined data.
*/
if (cin.file.user_length > GetBlobSize(image))
ThrowReaderException(CorruptImageError,"InsufficientImageDataInFile");
profile=BlobToStringInfo((const void *) NULL,cin.file.user_length);
if (profile == (StringInfo *) NULL)
ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
offset+=ReadBlob(image,GetStringInfoLength(profile),
GetStringInfoDatum(profile));
(void) SetImageProfile(image,"dpx:user.data",profile);
profile=DestroyStringInfo(profile);
}
image->depth=cin.image.channel[0].bits_per_pixel;
image->columns=cin.image.channel[0].pixels_per_line;
image->rows=cin.image.channel[0].lines_per_image;
if (image_info->ping != MagickFalse)
{
(void) CloseBlob(image);
return(image);
}
if (((MagickSizeType) image->columns*image->rows/8) > GetBlobSize(image))
ThrowReaderException(CorruptImageError,"InsufficientImageDataInFile");
for ( ; offset < (MagickOffsetType) cin.file.image_offset; offset++)
{
int
c;
c=ReadBlobByte(image);
if (c == EOF)
break;
}
if (offset < (MagickOffsetType) cin.file.image_offset)
ThrowReaderException(CorruptImageError,"ImproperImageHeader");
status=SetImageExtent(image,image->columns,image->rows);
if (status == MagickFalse)
{
InheritException(exception,&image->exception);
return(DestroyImageList(image));
}
(void) SetImageBackgroundColor(image);
/*
Convert CIN raster image to pixel packets.
*/
quantum_info=AcquireQuantumInfo(image_info,image);
if (quantum_info == (QuantumInfo *) NULL)
ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed");
quantum_info->quantum=32;
quantum_info->pack=MagickFalse;
quantum_type=RGBQuantum;
length=GetQuantumExtent(image,quantum_info,quantum_type);
length=GetBytesPerRow(image->columns,3,image->depth,MagickTrue);
if (cin.image.number_channels == 1)
{
quantum_type=GrayQuantum;
length=GetBytesPerRow(image->columns,1,image->depth,MagickTrue);
}
pixels=GetQuantumPixels(quantum_info);
for (y=0; y < (ssize_t) image->rows; y++)
{
const void
*stream;
q=QueueAuthenticPixels(image,0,y,image->columns,1,exception);
if (q == (PixelPacket *) NULL)
break;
stream=ReadBlobStream(image,length,pixels,&count);
if (count != (ssize_t) length)
break;
(void) ImportQuantumPixels(image,(CacheView *) NULL,quantum_info,
quantum_type,(unsigned char *) stream,exception);
if (SyncAuthenticPixels(image,exception) == MagickFalse)
break;
if (image->previous == (Image *) NULL)
{
status=SetImageProgress(image,LoadImageTag,(MagickOffsetType) y,
image->rows);
if (status == MagickFalse)
break;
}
}
SetQuantumImageType(image,quantum_type);
quantum_info=DestroyQuantumInfo(quantum_info);
if (EOFBlob(image) != MagickFalse)
ThrowFileException(exception,CorruptImageError,"UnexpectedEndOfFile",
image->filename);
SetImageColorspace(image,LogColorspace);
(void) CloseBlob(image);
return(GetFirstImageInList(image));
}
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% R e g i s t e r C I N E O N I m a g e %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% RegisterCINImage() adds attributes for the CIN image format to the list of
% 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 RegisterCINImage method is:
%
% size_t RegisterCINImage(void)
%
*/
ModuleExport size_t RegisterCINImage(void)
{
MagickInfo
*entry;
entry=SetMagickInfo("CIN");
entry->decoder=(DecodeImageHandler *) ReadCINImage;
entry->encoder=(EncodeImageHandler *) WriteCINImage;
entry->magick=(IsImageFormatHandler *) IsCIN;
entry->adjoin=MagickFalse;
entry->seekable_stream=MagickTrue;
entry->description=ConstantString("Cineon Image File");
entry->magick_module=ConstantString("CIN");
(void) RegisterMagickInfo(entry);
return(MagickImageCoderSignature);
}
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% U n r e g i s t e r C I N E O N I m a g e %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% UnregisterCINImage() removes format registrations made by the CIN module
% from the list of supported formats.
%
% The format of the UnregisterCINImage method is:
%
% UnregisterCINImage(void)
%
*/
ModuleExport void UnregisterCINImage(void)
{
(void) UnregisterMagickInfo("CINEON");
}
/*
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
% %
% %
% %
% W r i t e C I N E O N I m a g e %
% %
% %
% %
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%
% WriteCINImage() writes an image in CIN encoded image format.
%
% The format of the WriteCINImage method is:
%
% MagickBooleanType WriteCINImage(const ImageInfo *image_info,Image *image)
%
% A description of each parameter follows.
%
% o image_info: the image info.
%
% o image: The image.
%
*/
static inline const char *GetCINProperty(const ImageInfo *image_info,
const Image *image,const char *property)
{
const char
*value;
value=GetImageOption(image_info,property);
if (value != (const char *) NULL)
return(value);
return(GetImageProperty(image,property));
}
static MagickBooleanType WriteCINImage(const ImageInfo *image_info,Image *image)
{
char
timestamp[MaxTextExtent];
const char
*value;
CINInfo
cin;
const StringInfo
*profile;
MagickBooleanType
status;
MagickOffsetType
offset;
QuantumInfo
*quantum_info;
QuantumType
quantum_type;
const PixelPacket
*p;
ssize_t
i;
size_t
length;
ssize_t
count,
y;
struct tm
utc_time;
time_t
seconds;
unsigned char
*pixels;
/*
Open output image file.
*/
assert(image_info != (const ImageInfo *) NULL);
assert(image_info->signature == MagickCoreSignature);
assert(image != (Image *) NULL);
assert(image->signature == MagickCoreSignature);
if (image->debug != MagickFalse)
(void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename);
status=OpenBlob(image_info,image,WriteBinaryBlobMode,&image->exception);
if (status == MagickFalse)
return(status);
if (image->colorspace != LogColorspace)
(void) TransformImageColorspace(image,LogColorspace);
/*
Write image information.
*/
(void) memset(&cin,0,sizeof(cin));
offset=0;
cin.file.magic=0x802A5FD7UL;
offset+=WriteBlobLong(image,(unsigned int) cin.file.magic);
cin.file.image_offset=0x800;
offset+=WriteBlobLong(image,(unsigned int) cin.file.image_offset);
cin.file.generic_length=0x400;
offset+=WriteBlobLong(image,(unsigned int) cin.file.generic_length);
cin.file.industry_length=0x400;
offset+=WriteBlobLong(image,(unsigned int) cin.file.industry_length);
cin.file.user_length=0x00;
profile=GetImageProfile(image,"dpx:user.data");
if (profile != (StringInfo *) NULL)
{
cin.file.user_length+=(size_t) GetStringInfoLength(profile);
cin.file.user_length=(((cin.file.user_length+0x2000-1)/0x2000)*0x2000);
}
offset+=WriteBlobLong(image,(unsigned int) cin.file.user_length);
cin.file.file_size=4*image->columns*image->rows+0x2000;
offset+=WriteBlobLong(image,(unsigned int) cin.file.file_size);
(void) CopyMagickString(cin.file.version,"V4.5",sizeof(cin.file.version));
offset+=WriteBlob(image,sizeof(cin.file.version),(unsigned char *)
cin.file.version);
value=GetCINProperty(image_info,image,"dpx:file.filename");
if (value != (const char *) NULL)
(void) CopyMagickString(cin.file.filename,value,sizeof(cin.file.filename));
else
(void) CopyMagickString(cin.file.filename,image->filename,
sizeof(cin.file.filename));
offset+=WriteBlob(image,sizeof(cin.file.filename),(unsigned char *)
cin.file.filename);
seconds=GetMagickTime();
GetMagickUTCtime(&seconds,&utc_time);
(void) memset(timestamp,0,sizeof(timestamp));
(void) strftime(timestamp,MaxTextExtent,"%Y:%m:%d:%H:%M:%SUTC",&utc_time);
(void) memset(cin.file.create_date,0,sizeof(cin.file.create_date));
(void) CopyMagickString(cin.file.create_date,timestamp,11);
offset+=WriteBlob(image,sizeof(cin.file.create_date),(unsigned char *)
cin.file.create_date);
(void) memset(cin.file.create_time,0,sizeof(cin.file.create_time));
(void) CopyMagickString(cin.file.create_time,timestamp+11,11);
offset+=WriteBlob(image,sizeof(cin.file.create_time),(unsigned char *)
cin.file.create_time);
offset+=WriteBlob(image,sizeof(cin.file.reserve),(unsigned char *)
cin.file.reserve);
cin.image.orientation=0x00;
offset+=WriteBlobByte(image,cin.image.orientation);
cin.image.number_channels=3;
offset+=WriteBlobByte(image,cin.image.number_channels);
offset+=WriteBlob(image,sizeof(cin.image.reserve1),(unsigned char *)
cin.image.reserve1);
for (i=0; i < 8; i++)
{
cin.image.channel[i].designator[0]=0; /* universal metric */
offset+=WriteBlobByte(image,cin.image.channel[0].designator[0]);
cin.image.channel[i].designator[1]=(unsigned char) (i > 3 ? 0 : i+1); /* channel color */;
offset+=WriteBlobByte(image,cin.image.channel[1].designator[0]);
cin.image.channel[i].bits_per_pixel=(unsigned char) image->depth;
offset+=WriteBlobByte(image,cin.image.channel[0].bits_per_pixel);
offset+=WriteBlobByte(image,cin.image.channel[0].reserve);
cin.image.channel[i].pixels_per_line=image->columns;
offset+=WriteBlobLong(image,(unsigned int)
cin.image.channel[0].pixels_per_line);
cin.image.channel[i].lines_per_image=image->rows;
offset+=WriteBlobLong(image,(unsigned int)
cin.image.channel[0].lines_per_image);
cin.image.channel[i].min_data=0;
offset+=WriteBlobFloat(image,cin.image.channel[0].min_data);
cin.image.channel[i].min_quantity=0.0;
offset+=WriteBlobFloat(image,cin.image.channel[0].min_quantity);
cin.image.channel[i].max_data=(float) ((MagickOffsetType)
GetQuantumRange(image->depth));
offset+=WriteBlobFloat(image,cin.image.channel[0].max_data);
cin.image.channel[i].max_quantity=2.048f;
offset+=WriteBlobFloat(image,cin.image.channel[0].max_quantity);
}
offset+=WriteBlobFloat(image,image->chromaticity.white_point.x);
offset+=WriteBlobFloat(image,image->chromaticity.white_point.y);
offset+=WriteBlobFloat(image,image->chromaticity.red_primary.x);
offset+=WriteBlobFloat(image,image->chromaticity.red_primary.y);
offset+=WriteBlobFloat(image,image->chromaticity.green_primary.x);
offset+=WriteBlobFloat(image,image->chromaticity.green_primary.y);
offset+=WriteBlobFloat(image,image->chromaticity.blue_primary.x);
offset+=WriteBlobFloat(image,image->chromaticity.blue_primary.y);
value=GetCINProperty(image_info,image,"dpx:image.label");
if (value != (const char *) NULL)
(void) CopyMagickString(cin.image.label,value,sizeof(cin.image.label));
offset+=WriteBlob(image,sizeof(cin.image.label),(unsigned char *)
cin.image.label);
offset+=WriteBlob(image,sizeof(cin.image.reserve),(unsigned char *)
cin.image.reserve);
/*
Write data format information.
*/
cin.data_format.interleave=0; /* pixel interleave (rgbrgbr...) */
offset+=WriteBlobByte(image,cin.data_format.interleave);
cin.data_format.packing=5; /* packing ssize_tword (32bit) boundaries */
offset+=WriteBlobByte(image,cin.data_format.packing);
cin.data_format.sign=0; /* unsigned data */
offset+=WriteBlobByte(image,cin.data_format.sign);
cin.data_format.sense=0; /* image sense: positive image */
offset+=WriteBlobByte(image,cin.data_format.sense);
cin.data_format.line_pad=0;
offset+=WriteBlobLong(image,(unsigned int) cin.data_format.line_pad);
cin.data_format.channel_pad=0;
offset+=WriteBlobLong(image,(unsigned int) cin.data_format.channel_pad);
offset+=WriteBlob(image,sizeof(cin.data_format.reserve),(unsigned char *)
cin.data_format.reserve);
/*
Write origination information.
*/
cin.origination.x_offset=0UL;
value=GetCINProperty(image_info,image,"dpx:origination.x_offset");
if (value != (const char *) NULL)
cin.origination.x_offset=(ssize_t) StringToLong(value);
offset+=WriteBlobLong(image,(unsigned int) cin.origination.x_offset);
cin.origination.y_offset=0UL;
value=GetCINProperty(image_info,image,"dpx:origination.y_offset");
if (value != (const char *) NULL)
cin.origination.y_offset=(ssize_t) StringToLong(value);
offset+=WriteBlobLong(image,(unsigned int) cin.origination.y_offset);
value=GetCINProperty(image_info,image,"dpx:origination.filename");
if (value != (const char *) NULL)
(void) CopyMagickString(cin.origination.filename,value,
sizeof(cin.origination.filename));
else
(void) CopyMagickString(cin.origination.filename,image->filename,
sizeof(cin.origination.filename));
offset+=WriteBlob(image,sizeof(cin.origination.filename),(unsigned char *)
cin.origination.filename);
(void) memset(timestamp,0,sizeof(timestamp));
(void) strftime(timestamp,MaxTextExtent,"%Y:%m:%d:%H:%M:%SUTC",&utc_time);
(void) memset(cin.origination.create_date,0,
sizeof(cin.origination.create_date));
(void) CopyMagickString(cin.origination.create_date,timestamp,11);
offset+=WriteBlob(image,sizeof(cin.origination.create_date),(unsigned char *)
cin.origination.create_date);
(void) memset(cin.origination.create_time,0,
sizeof(cin.origination.create_time));
(void) CopyMagickString(cin.origination.create_time,timestamp+11,15);
offset+=WriteBlob(image,sizeof(cin.origination.create_time),(unsigned char *)
cin.origination.create_time);
value=GetCINProperty(image_info,image,"dpx:origination.device");
if (value != (const char *) NULL)
(void) CopyMagickString(cin.origination.device,value,
sizeof(cin.origination.device));
offset+=WriteBlob(image,sizeof(cin.origination.device),(unsigned char *)
cin.origination.device);
value=GetCINProperty(image_info,image,"dpx:origination.model");
if (value != (const char *) NULL)
(void) CopyMagickString(cin.origination.model,value,
sizeof(cin.origination.model));
offset+=WriteBlob(image,sizeof(cin.origination.model),(unsigned char *)
cin.origination.model);
value=GetCINProperty(image_info,image,"dpx:origination.serial");
if (value != (const char *) NULL)
(void) CopyMagickString(cin.origination.serial,value,
sizeof(cin.origination.serial));
offset+=WriteBlob(image,sizeof(cin.origination.serial),(unsigned char *)
cin.origination.serial);
cin.origination.x_pitch=0.0f;
value=GetCINProperty(image_info,image,"dpx:origination.x_pitch");
if (value != (const char *) NULL)
cin.origination.x_pitch=StringToDouble(value,(char **) NULL);
offset+=WriteBlobFloat(image,cin.origination.x_pitch);
cin.origination.y_pitch=0.0f;
value=GetCINProperty(image_info,image,"dpx:origination.y_pitch");
if (value != (const char *) NULL)
cin.origination.y_pitch=StringToDouble(value,(char **) NULL);
offset+=WriteBlobFloat(image,cin.origination.y_pitch);
cin.origination.gamma=image->gamma;
offset+=WriteBlobFloat(image,cin.origination.gamma);
offset+=WriteBlob(image,sizeof(cin.origination.reserve),(unsigned char *)
cin.origination.reserve);
/*
Image film information.
*/
cin.film.id=0;
value=GetCINProperty(image_info,image,"dpx:film.id");
if (value != (const char *) NULL)
cin.film.id=(char) StringToLong(value);
offset+=WriteBlobByte(image,(unsigned char) cin.film.id);
cin.film.type=0;
value=GetCINProperty(image_info,image,"dpx:film.type");
if (value != (const char *) NULL)
cin.film.type=(char) StringToLong(value);
offset+=WriteBlobByte(image,(unsigned char) cin.film.type);
cin.film.offset=0;
value=GetCINProperty(image_info,image,"dpx:film.offset");
if (value != (const char *) NULL)
cin.film.offset=(char) StringToLong(value);
offset+=WriteBlobByte(image,(unsigned char) cin.film.offset);
offset+=WriteBlobByte(image,(unsigned char) cin.film.reserve1);
cin.film.prefix=0UL;
value=GetCINProperty(image_info,image,"dpx:film.prefix");
if (value != (const char *) NULL)
cin.film.prefix=StringToUnsignedLong(value);
offset+=WriteBlobLong(image,(unsigned int) cin.film.prefix);
cin.film.count=0UL;
value=GetCINProperty(image_info,image,"dpx:film.count");
if (value != (const char *) NULL)
cin.film.count=StringToUnsignedLong(value);
offset+=WriteBlobLong(image,(unsigned int) cin.film.count);
value=GetCINProperty(image_info,image,"dpx:film.format");
if (value != (const char *) NULL)
(void) CopyMagickString(cin.film.format,value,sizeof(cin.film.format));
offset+=WriteBlob(image,sizeof(cin.film.format),(unsigned char *)
cin.film.format);
cin.film.frame_position=0UL;
value=GetCINProperty(image_info,image,"dpx:film.frame_position");
if (value != (const char *) NULL)
cin.film.frame_position=StringToUnsignedLong(value);
offset+=WriteBlobLong(image,(unsigned int) cin.film.frame_position);
cin.film.frame_rate=0.0f;
value=GetCINProperty(image_info,image,"dpx:film.frame_rate");
if (value != (const char *) NULL)
cin.film.frame_rate=StringToDouble(value,(char **) NULL);
offset+=WriteBlobFloat(image,cin.film.frame_rate);
value=GetCINProperty(image_info,image,"dpx:film.frame_id");
if (value != (const char *) NULL)
(void) CopyMagickString(cin.film.frame_id,value,sizeof(cin.film.frame_id));
offset+=WriteBlob(image,sizeof(cin.film.frame_id),(unsigned char *)
cin.film.frame_id);
value=GetCINProperty(image_info,image,"dpx:film.slate_info");
if (value != (const char *) NULL)
(void) CopyMagickString(cin.film.slate_info,value,
sizeof(cin.film.slate_info));
offset+=WriteBlob(image,sizeof(cin.film.slate_info),(unsigned char *)
cin.film.slate_info);
offset+=WriteBlob(image,sizeof(cin.film.reserve),(unsigned char *)
cin.film.reserve);
if (profile != (StringInfo *) NULL)
offset+=WriteBlob(image,GetStringInfoLength(profile),
GetStringInfoDatum(profile));
while (offset < (MagickOffsetType) cin.file.image_offset)
offset+=WriteBlobByte(image,0x00);
/*
Convert pixel packets to CIN raster image.
*/
quantum_info=AcquireQuantumInfo(image_info,image);
if (quantum_info == (QuantumInfo *) NULL)
ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed");
quantum_info->quantum=32;
quantum_info->pack=MagickFalse;
quantum_type=RGBQuantum;
pixels=GetQuantumPixels(quantum_info);
length=GetBytesPerRow(image->columns,3,image->depth,MagickTrue);
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;
(void) ExportQuantumPixels(image,(const CacheView *) NULL,quantum_info,
quantum_type,pixels,&image->exception);
count=WriteBlob(image,length,pixels);
if (count != (ssize_t) length)
break;
status=SetImageProgress(image,SaveImageTag,(MagickOffsetType) y,
image->rows);
if (status == MagickFalse)
break;
}
quantum_info=DestroyQuantumInfo(quantum_info);
(void) CloseBlob(image);
return(status);
}
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