static Image *ReadCINImage(const ImageInfo *image_info,ExceptionInfo *exception) { #define MonoColorType 1 #define RGBColorType 3 CINInfo cin; Image *image; MagickBooleanType status; MagickOffsetType offset; QuantumInfo *quantum_info; QuantumType quantum_type; register ssize_t i; register Quantum *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 == 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,exception); 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"); 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) SetImageProperty(image,"dpx:file.version",cin.file.version,exception); offset+=ReadBlob(image,sizeof(cin.file.filename),(unsigned char *) cin.file.filename); (void) SetImageProperty(image,"dpx:file.filename",cin.file.filename, exception); offset+=ReadBlob(image,sizeof(cin.file.create_date),(unsigned char *) cin.file.create_date); (void) SetImageProperty(image,"dpx:file.create_date",cin.file.create_date, exception); offset+=ReadBlob(image,sizeof(cin.file.create_time),(unsigned char *) cin.file.create_time); (void) SetImageProperty(image,"dpx:file.create_time",cin.file.create_time, exception); 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) (~0U)) (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) SetImageProperty(image,"dpx:image.label",cin.image.label,exception); 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=(int) ReadBlobLong(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) SetImageProperty(image,"dpx:origination.filename", cin.origination.filename,exception); offset+=ReadBlob(image,sizeof(cin.origination.create_date),(unsigned char *) cin.origination.create_date); (void) SetImageProperty(image,"dpx:origination.create_date", cin.origination.create_date,exception); offset+=ReadBlob(image,sizeof(cin.origination.create_time),(unsigned char *) cin.origination.create_time); (void) SetImageProperty(image,"dpx:origination.create_time", cin.origination.create_time,exception); offset+=ReadBlob(image,sizeof(cin.origination.device),(unsigned char *) cin.origination.device); (void) SetImageProperty(image,"dpx:origination.device", cin.origination.device,exception); offset+=ReadBlob(image,sizeof(cin.origination.model),(unsigned char *) cin.origination.model); (void) SetImageProperty(image,"dpx:origination.model",cin.origination.model, exception); offset+=ReadBlob(image,sizeof(cin.origination.serial),(unsigned char *) cin.origination.serial); (void) SetImageProperty(image,"dpx:origination.serial", cin.origination.serial,exception); 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) SetImageProperty(image,"dpx:film.format",cin.film.format, exception); 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) SetImageProperty(image,"dpx:film.frame_id",cin.film.frame_id, exception); offset+=ReadBlob(image,sizeof(cin.film.slate_info),(unsigned char *) cin.film.slate_info); (void) SetImageProperty(image,"dpx:film.slate_info",cin.film.slate_info, exception); 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. */ 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,exception); profile=DestroyStringInfo(profile); } for ( ; offset < (MagickOffsetType) cin.file.image_offset; offset++) (void) ReadBlobByte(image); 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) { (void) CloseBlob(image); return(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; pixels=GetQuantumPixels(quantum_info); 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); } for (y=0; y < (ssize_t) image->rows; y++) { q=QueueAuthenticPixels(image,0,y,image->columns,1,exception); if (q == (Quantum *) NULL) break; count=ReadBlob(image,length,pixels); if ((size_t) count != length) break; (void) ImportQuantumPixels(image,(CacheView *) NULL,quantum_info, quantum_type,pixels,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,exception); (void) CloseBlob(image); return(GetFirstImageInList(image)); }
static MagickBooleanType WriteCINImage(const ImageInfo *image_info,Image *image, ExceptionInfo *exception) { const char *value; CINInfo cin; const StringInfo *profile; MagickBooleanType status; MagickOffsetType offset; QuantumInfo *quantum_info; QuantumType quantum_type; register const Quantum *p; register ssize_t i; size_t length; ssize_t count, y; struct tm local_time; time_t seconds; 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); assert(exception != (ExceptionInfo *) NULL); assert(exception->signature == MagickSignature); status=OpenBlob(image_info,image,WriteBinaryBlobMode,exception); if (status == MagickFalse) return(status); if (image->colorspace != LogColorspace) (void) TransformImageColorspace(image,LogColorspace,exception); /* Write image information. */ (void) ResetMagickMemory(&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",exception); 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=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) strftime(cin.file.create_date,sizeof(cin.file.create_date),"%Y:%m:%d", &local_time); offset+=WriteBlob(image,sizeof(cin.file.create_date),(unsigned char *) cin.file.create_date); (void) strftime(cin.file.create_time,sizeof(cin.file.create_time), "%H:%M:%S%Z",&local_time); 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",exception); 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",exception); 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",exception); 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",exception); 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); seconds=time((time_t *) NULL); (void) strftime(cin.origination.create_date, sizeof(cin.origination.create_date),"%Y:%m:%d",&local_time); offset+=WriteBlob(image,sizeof(cin.origination.create_date),(unsigned char *) cin.origination.create_date); (void) strftime(cin.origination.create_time, sizeof(cin.origination.create_time),"%H:%M:%S%Z",&local_time); offset+=WriteBlob(image,sizeof(cin.origination.create_time),(unsigned char *) cin.origination.create_time); value=GetCINProperty(image_info,image,"dpx:origination.device",exception); 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",exception); 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",exception); 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",exception); 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",exception); 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",exception); 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",exception); 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",exception); 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",exception); 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",exception); 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",exception); 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",exception); 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",exception); 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",exception); 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",exception); 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); if (0) { quantum_type=GrayQuantum; length=GetBytesPerRow(image->columns,1,image->depth,MagickTrue); } for (y=0; y < (ssize_t) image->rows; y++) { p=GetVirtualPixels(image,0,y,image->columns,1,exception); if (p == (const Quantum *) NULL) break; (void) ExportQuantumPixels(image,(CacheView *) NULL,quantum_info, quantum_type,pixels,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); }
/* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % W r i t e V I C A R I m a g e % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % WriteVICARImage() writes an image in the VICAR rasterfile format. % Vicar files contain a text header, followed by one or more planes of binary % grayscale image data. Vicar files are designed to allow many planes to be % stacked together to form image cubes. This method only writes a single % grayscale plane. % % WriteVICARImage was written contributed by [email protected]. % % The format of the WriteVICARImage method is: % % MagickBooleanType WriteVICARImage(const ImageInfo *image_info, % Image *image) % % A description of each parameter follows. % % o image_info: the image info. % % o image: The image. % */ static MagickBooleanType WriteVICARImage(const ImageInfo *image_info, Image *image) { char header[MaxTextExtent]; int y; MagickBooleanType status; QuantumInfo *quantum_info; register const PixelPacket *p; size_t length; ssize_t count; 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); if (IsRGBColorspace(image->colorspace) == MagickFalse) (void) TransformImageColorspace(image,sRGBColorspace); /* Write header. */ (void) ResetMagickMemory(header,' ',MaxTextExtent); (void) FormatLocaleString(header,MaxTextExtent, "LBLSIZE=%.20g FORMAT='BYTE' TYPE='IMAGE' BUFSIZE=20000 DIM=2 EOL=0 " "RECSIZE=%.20g ORG='BSQ' NL=%.20g NS=%.20g NB=1 N1=0 N2=0 N3=0 N4=0 NBB=0 " "NLB=0 TASK='ImageMagick'",(double) MaxTextExtent,(double) image->columns, (double) image->rows,(double) image->columns); (void) WriteBlob(image,MaxTextExtent,(unsigned char *) header); /* Write VICAR pixels. */ image->depth=8; quantum_info=AcquireQuantumInfo(image_info,image); if (quantum_info == (QuantumInfo *) NULL) ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed"); pixels=GetQuantumPixels(quantum_info); 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; length=ExportQuantumPixels(image,(const CacheView *) NULL,quantum_info, GrayQuantum,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(MagickTrue); }
/* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % W r i t e F I T S I m a g e % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % WriteFITSImage() writes a Flexible Image Transport System image to a % file as gray scale intensities [0..255]. % % The format of the WriteFITSImage method is: % % MagickBooleanType WriteFITSImage(const ImageInfo *image_info, % Image *image) % % A description of each parameter follows. % % o image_info: the image info. % % o image: The image. % */ static MagickBooleanType WriteFITSImage(const ImageInfo *image_info, Image *image) { char header[FITSBlocksize], *fits_info; MagickBooleanType status; QuantumInfo *quantum_info; register const PixelPacket *p; size_t length; ssize_t count, offset, 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); if (IsRGBColorspace(image->colorspace) == MagickFalse) (void) TransformImageColorspace(image,RGBColorspace); /* Allocate image memory. */ fits_info=(char *) AcquireQuantumMemory(FITSBlocksize,sizeof(*fits_info)); if (fits_info == (char *) NULL) ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed"); (void) ResetMagickMemory(fits_info,' ',FITSBlocksize*sizeof(*fits_info)); /* Initialize image header. */ image->depth=GetImageQuantumDepth(image,MagickFalse); quantum_info=AcquireQuantumInfo((const ImageInfo *) NULL,image); if (quantum_info == (QuantumInfo *) NULL) ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed"); offset=0; (void) FormatLocaleString(header,FITSBlocksize, "SIMPLE = T"); (void) strncpy(fits_info+offset,header,strlen(header)); offset+=80; (void) FormatLocaleString(header,FITSBlocksize,"BITPIX = %10ld", (long) (quantum_info->format == FloatingPointQuantumFormat ? -1 : 1)* image->depth); (void) strncpy(fits_info+offset,header,strlen(header)); offset+=80; (void) FormatLocaleString(header,FITSBlocksize,"NAXIS = %10lu", IsGrayImage(image,&image->exception) != MagickFalse ? 2UL : 3UL); (void) strncpy(fits_info+offset,header,strlen(header)); offset+=80; (void) FormatLocaleString(header,FITSBlocksize,"NAXIS1 = %10lu", (unsigned long) image->columns); (void) strncpy(fits_info+offset,header,strlen(header)); offset+=80; (void) FormatLocaleString(header,FITSBlocksize,"NAXIS2 = %10lu", (unsigned long) image->rows); (void) strncpy(fits_info+offset,header,strlen(header)); offset+=80; if (IsGrayImage(image,&image->exception) == MagickFalse) { (void) FormatLocaleString(header,FITSBlocksize, "NAXIS3 = %10lu",3UL); (void) strncpy(fits_info+offset,header,strlen(header)); offset+=80; } (void) FormatLocaleString(header,FITSBlocksize,"BSCALE = %E",1.0); (void) strncpy(fits_info+offset,header,strlen(header)); offset+=80; (void) FormatLocaleString(header,FITSBlocksize,"BZERO = %E", image->depth > 8 ? GetFITSPixelRange(image->depth) : 0.0); (void) strncpy(fits_info+offset,header,strlen(header)); offset+=80; (void) FormatLocaleString(header,FITSBlocksize,"DATAMAX = %E", 1.0*((MagickOffsetType) GetQuantumRange(image->depth))); (void) strncpy(fits_info+offset,header,strlen(header)); offset+=80; (void) FormatLocaleString(header,FITSBlocksize,"DATAMIN = %E",0.0); (void) strncpy(fits_info+offset,header,strlen(header)); offset+=80; if (image->endian == LSBEndian) { (void) FormatLocaleString(header,FITSBlocksize,"XENDIAN = 'SMALL'"); (void) strncpy(fits_info+offset,header,strlen(header)); offset+=80; } (void) FormatLocaleString(header,FITSBlocksize,"HISTORY %.72s", GetMagickVersion((size_t *) NULL)); (void) strncpy(fits_info+offset,header,strlen(header)); offset+=80; (void) strncpy(header,"END",FITSBlocksize); (void) strncpy(fits_info+offset,header,strlen(header)); offset+=80; (void) WriteBlob(image,FITSBlocksize,(unsigned char *) fits_info); /* Convert image to fits scale PseudoColor class. */ pixels=GetQuantumPixels(quantum_info); if (IsGrayImage(image,&image->exception) != MagickFalse) { length=GetQuantumExtent(image,quantum_info,GrayQuantum); for (y=(ssize_t) image->rows-1; y >= 0; y--) { p=GetVirtualPixels(image,0,y,image->columns,1,&image->exception); if (p == (const PixelPacket *) NULL) break; length=ExportQuantumPixels(image,(const CacheView *) NULL,quantum_info, GrayQuantum,pixels,&image->exception); if (image->depth == 16) SetFITSUnsignedPixels(image->columns,image->depth,pixels); if (((image->depth == 32) || (image->depth == 64)) && (quantum_info->format != FloatingPointQuantumFormat)) SetFITSUnsignedPixels(image->columns,image->depth,pixels); count=WriteBlob(image,length,pixels); if (count != (ssize_t) length) break; status=SetImageProgress(image,SaveImageTag,(MagickOffsetType) y, image->rows); if (status == MagickFalse) break; } } else { length=GetQuantumExtent(image,quantum_info,RedQuantum); for (y=(ssize_t) image->rows-1; y >= 0; y--) { p=GetVirtualPixels(image,0,y,image->columns,1,&image->exception); if (p == (const PixelPacket *) NULL) break; length=ExportQuantumPixels(image,(const CacheView *) NULL,quantum_info, RedQuantum,pixels,&image->exception); if (image->depth == 16) SetFITSUnsignedPixels(image->columns,image->depth,pixels); if (((image->depth == 32) || (image->depth == 64)) && (quantum_info->format != FloatingPointQuantumFormat)) SetFITSUnsignedPixels(image->columns,image->depth,pixels); count=WriteBlob(image,length,pixels); if (count != (ssize_t) length) break; status=SetImageProgress(image,SaveImageTag,(MagickOffsetType) y, image->rows); if (status == MagickFalse) break; } length=GetQuantumExtent(image,quantum_info,GreenQuantum); for (y=(ssize_t) image->rows-1; y >= 0; y--) { p=GetVirtualPixels(image,0,y,image->columns,1,&image->exception); if (p == (const PixelPacket *) NULL) break; length=ExportQuantumPixels(image,(const CacheView *) NULL,quantum_info, GreenQuantum,pixels,&image->exception); if (image->depth == 16) SetFITSUnsignedPixels(image->columns,image->depth,pixels); if (((image->depth == 32) || (image->depth == 64)) && (quantum_info->format != FloatingPointQuantumFormat)) SetFITSUnsignedPixels(image->columns,image->depth,pixels); count=WriteBlob(image,length,pixels); if (count != (ssize_t) length) break; status=SetImageProgress(image,SaveImageTag,(MagickOffsetType) y, image->rows); if (status == MagickFalse) break; } length=GetQuantumExtent(image,quantum_info,BlueQuantum); for (y=(ssize_t) image->rows-1; y >= 0; y--) { p=GetVirtualPixels(image,0,y,image->columns,1,&image->exception); if (p == (const PixelPacket *) NULL) break; length=ExportQuantumPixels(image,(const CacheView *) NULL,quantum_info, BlueQuantum,pixels,&image->exception); if (image->depth == 16) SetFITSUnsignedPixels(image->columns,image->depth,pixels); if (((image->depth == 32) || (image->depth == 64)) && (quantum_info->format != FloatingPointQuantumFormat)) SetFITSUnsignedPixels(image->columns,image->depth,pixels); 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); length=(size_t) (FITSBlocksize-TellBlob(image) % FITSBlocksize); if (length != 0) { (void) ResetMagickMemory(fits_info,0,length*sizeof(*fits_info)); (void) WriteBlob(image,length,(unsigned char *) fits_info); } fits_info=DestroyString(fits_info); (void) CloseBlob(image); return(MagickTrue); }
static MagickBooleanType WriteIPLImage(const ImageInfo *image_info,Image *image) { MagickBooleanType status; MagickOffsetType scene; register const PixelPacket *p; unsigned char *pixels; long y; IPLInfo ipl_info; QuantumInfo *quantum_info; const char *qType; quantum_info = AcquireQuantumInfo(image_info); /* 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; GetQuantumInfo(image_info, quantum_info); qType = GetImageProperty(image, "quantum:format"); switch(image->depth){ case 8: ipl_info.byteType = 0; break; case 16: if(LocaleCompare(qType, "SignedQuantumFormat")) ipl_info.byteType = 2; else ipl_info.byteType = 1; break; case 32: if(LocaleCompare(qType, "FloatingPointQuantumFormat")) ipl_info.byteType = 3; else ipl_info.byteType = 4; break; case 64: ipl_info.byteType = 10; break; default: ipl_info.byteType = 2; break; } ipl_info.z = GetImageListLength(image); /* There is no current method for detecting whether we have T or Z stacks */ ipl_info.time = 1; ipl_info.width = image->columns; ipl_info.height = image->rows; if (image->colorspace == UndefinedColorspace) (void) SetImageColorspace(image,RGBColorspace); if(image->colorspace == RGBColorspace) { ipl_info.colors = 3; } else{ ipl_info.colors = 1; } ipl_info.size = 28 + ((image->depth)/8)*ipl_info.height*ipl_info.width*ipl_info.colors*ipl_info.z; /* Ok! Calculations are done. Lets write this puppy down! */ /* Write IPL header. */ if(image_info->endian == LSBEndian) (void) WriteBlob(image, 4, (unsigned char *) "iiii"); else (void) WriteBlob(image, 4, (unsigned char *) "mmmm"); (void) WriteBlobLong(image, 4); (void) WriteBlob(image, 4, (unsigned char *) "100f"); (void) WriteBlob(image, 4, (unsigned char *) "data"); (void) WriteBlobLong(image, ipl_info.size); (void) WriteBlobLong(image, ipl_info.width); (void) WriteBlobLong(image, ipl_info.height); (void) WriteBlobLong(image, ipl_info.colors); (void) WriteBlobLong(image, ipl_info.z); (void) WriteBlobLong(image, ipl_info.time); (void) WriteBlobLong(image, ipl_info.byteType); do { /* Convert MIFF to IPL raster pixels. */ pixels=(unsigned char *) AcquireQuantumMemory((size_t) image->columns, (image->depth/8)*sizeof(*pixels)); if(pixels == (unsigned char *) NULL) ThrowWriterException(ResourceLimitError, "MemoryAllocationFailed"); /* Red frame */ for(y = 0; y < (long) ipl_info.height; y++){ p=AcquireImagePixels(image,0,y,image->columns,1,&image->exception); if (p == (PixelPacket *) NULL) break; (void) ImportQuantumPixels(image, quantum_info, GrayQuantum, pixels); (void) WriteBlob(image, image->columns*image->depth/8, pixels); } if(ipl_info.colors == 3){ /* Green frame */ for(y = 0; y < (long) ipl_info.height; y++){ p=AcquireImagePixels(image,0,y,image->columns,1,&image->exception); if (p == (PixelPacket *) NULL) break; (void) ImportQuantumPixels(image, quantum_info, GrayQuantum, pixels); (void) WriteBlob(image, image->columns*image->depth/8, pixels); } /* Blue frame */ for(y = 0; y < (long) ipl_info.height; y++){ p=AcquireImagePixels(image,0,y,image->columns,1,&image->exception); if (p == (PixelPacket *) NULL) break; (void) ImportQuantumPixels(image, quantum_info, GrayQuantum, pixels); (void) WriteBlob(image, image->columns*image->depth/8, pixels); if (image->previous == (Image *) NULL){ if ((image->progress_monitor != (MagickProgressMonitor) NULL) && (QuantumTick((MagickOffsetType) y,image->rows) != MagickFalse)) { status=image->progress_monitor(SaveImageTag,(MagickOffsetType) y,image->rows, image->client_data); if (status == MagickFalse) break; } } } } pixels=(unsigned char *) RelinquishMagickMemory(pixels); if (GetNextImageInList(image) == (Image *) NULL) break; image=SyncNextImageInList(image); if (image->progress_monitor != (MagickProgressMonitor) NULL) { status=image->progress_monitor(SaveImagesTag,scene, GetImageListLength(image),image->client_data); if (status == MagickFalse) break; } scene++; }while (image_info->adjoin != MagickFalse); (void) WriteBlob(image, 4, (unsigned char *) "fini"); (void) WriteBlobLong(image, 0); CloseBlob(image); return(MagickTrue); }
/* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % R e a d V I C A R I m a g e % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % ReadVICARImage() reads a VICAR 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 ReadVICARImage method is: % % Image *ReadVICARImage(const ImageInfo *image_info, % ExceptionInfo *exception) % % A description of each parameter follows: % % o image: Method ReadVICARImage returns a pointer to the image after % reading. A null image is returned if there is a memory shortage or if % the image cannot be read. % % o image_info: the image info. % % o exception: return any errors or warnings in this structure. % % */ static Image *ReadVICARImage(const ImageInfo *image_info, ExceptionInfo *exception) { char keyword[MaxTextExtent], value[MaxTextExtent]; Image *image; int c; MagickBooleanType status, value_expected; QuantumInfo *quantum_info; QuantumType quantum_type; register PixelPacket *q; size_t length; 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); } /* Decode image header. */ c=ReadBlobByte(image); count=1; if (c == EOF) { image=DestroyImage(image); return((Image *) NULL); } length=0; image->columns=0; image->rows=0; while (isgraph(c) && ((image->columns == 0) || (image->rows == 0))) { if (isalnum(c) == MagickFalse) { c=ReadBlobByte(image); count++; } else { register char *p; /* Determine a keyword and its value. */ p=keyword; do { if ((size_t) (p-keyword) < (MaxTextExtent-1)) *p++=c; c=ReadBlobByte(image); count++; } while (isalnum(c) || (c == '_')); *p='\0'; value_expected=MagickFalse; while ((isspace((int) ((unsigned char) c)) != 0) || (c == '=')) { if (c == '=') value_expected=MagickTrue; c=ReadBlobByte(image); count++; } if (value_expected == MagickFalse) continue; p=value; while (isalnum(c)) { if ((size_t) (p-value) < (MaxTextExtent-1)) *p++=c; c=ReadBlobByte(image); count++; } *p='\0'; /* Assign a value to the specified keyword. */ if (LocaleCompare(keyword,"Label_RECORDS") == 0) length=(ssize_t) StringToLong(value); if (LocaleCompare(keyword,"LBLSIZE") == 0) length=(ssize_t) StringToLong(value); if (LocaleCompare(keyword,"RECORD_BYTES") == 0) image->columns=StringToUnsignedLong(value); if (LocaleCompare(keyword,"NS") == 0) image->columns=StringToUnsignedLong(value); if (LocaleCompare(keyword,"LINES") == 0) image->rows=StringToUnsignedLong(value); if (LocaleCompare(keyword,"NL") == 0) image->rows=StringToUnsignedLong(value); } while (isspace((int) ((unsigned char) c)) != 0) { c=ReadBlobByte(image); count++; } } while (count < (ssize_t) length) { c=ReadBlobByte(image); count++; } if ((image->columns == 0) || (image->rows == 0)) ThrowReaderException(CorruptImageError,"NegativeOrZeroImageSize"); image->depth=8; if (AcquireImageColormap(image,256) == MagickFalse) ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed"); if (image_info->ping != MagickFalse) { (void) CloseBlob(image); return(GetFirstImageInList(image)); } /* Read VICAR pixels. */ quantum_type=IndexQuantum; quantum_info=AcquireQuantumInfo(image_info,image); if (quantum_info == (QuantumInfo *) NULL) ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed"); pixels=GetQuantumPixels(quantum_info); length=GetQuantumExtent(image,quantum_info,IndexQuantum); for (y=0; y < (ssize_t) image->rows; y++) { q=QueueAuthenticPixels(image,0,y,image->columns,1,exception); if (q == (PixelPacket *) NULL) break; count=ReadBlob(image,length,pixels); (void) ImportQuantumPixels(image,(CacheView *) NULL,quantum_info, quantum_type,pixels,exception); if (SyncAuthenticPixels(image,exception) == MagickFalse) break; 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); (void) CloseBlob(image); return(GetFirstImageInList(image)); }
static MagickBooleanType WriteIPLImage(const ImageInfo *image_info,Image *image) { ExceptionInfo *exception; IPLInfo ipl_info; MagickBooleanType status; MagickOffsetType scene; register const PixelPacket *p; QuantumInfo *quantum_info; ssize_t 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; quantum_info=AcquireQuantumInfo(image_info, image); if ((quantum_info->format == UndefinedQuantumFormat) && (IsHighDynamicRangeImage(image,&image->exception) != MagickFalse)) SetQuantumFormat(image,quantum_info,FloatingPointQuantumFormat); switch(quantum_info->depth){ case 8: ipl_info.byteType = 0; break; case 16: if(quantum_info->format == SignedQuantumFormat){ ipl_info.byteType = 2; } else{ ipl_info.byteType = 1; } break; case 32: if(quantum_info->format == FloatingPointQuantumFormat){ ipl_info.byteType = 3; } else{ ipl_info.byteType = 4; } break; case 64: ipl_info.byteType = 10; break; default: ipl_info.byteType = 2; break; } ipl_info.z = (unsigned int) GetImageListLength(image); /* There is no current method for detecting whether we have T or Z stacks */ ipl_info.time = 1; ipl_info.width = (unsigned int) image->columns; ipl_info.height = (unsigned int) image->rows; if (IsRGBColorspace(image->colorspace) == MagickFalse) (void) TransformImageColorspace(image,RGBColorspace); if(IsRGBColorspace(image->colorspace) == MagickTrue) { ipl_info.colors = 3; } else{ ipl_info.colors = 1; } ipl_info.size = (unsigned int) (28 + ((image->depth)/8)*ipl_info.height*ipl_info.width*ipl_info.colors*ipl_info.z); /* Ok! Calculations are done. Lets write this puppy down! */ /* Write IPL header. */ /* Shockingly (maybe not if you have used IPLab), IPLab itself CANNOT read MSBEndian files! The reader above can, but they cannot. For compatability reasons, I will leave the code in here, but it is all but useless if you want to use IPLab. */ if(image_info->endian == MSBEndian) (void) WriteBlob(image, 4, (const unsigned char *) "mmmm"); else{ image->endian = LSBEndian; (void) WriteBlob(image, 4, (const unsigned char *) "iiii"); } (void) WriteBlobLong(image, 4); (void) WriteBlob(image, 4, (const unsigned char *) "100f"); (void) WriteBlob(image, 4, (const unsigned char *) "data"); (void) WriteBlobLong(image, ipl_info.size); (void) WriteBlobLong(image, ipl_info.width); (void) WriteBlobLong(image, ipl_info.height); (void) WriteBlobLong(image, ipl_info.colors); if(image_info->adjoin == MagickFalse) (void) WriteBlobLong(image, 1); else (void) WriteBlobLong(image, ipl_info.z); (void) WriteBlobLong(image, ipl_info.time); (void) WriteBlobLong(image, ipl_info.byteType); exception=(&image->exception); do { /* Convert MIFF to IPL raster pixels. */ pixels=GetQuantumPixels(quantum_info); if(ipl_info.colors == 1){ /* Red frame */ for(y = 0; y < (ssize_t) ipl_info.height; y++){ p=GetAuthenticPixels(image,0,y,image->columns,1,exception); if (p == (PixelPacket *) NULL) break; (void) ExportQuantumPixels(image,(const CacheView *) NULL, quantum_info, GrayQuantum, pixels,&image->exception); (void) WriteBlob(image, image->columns*image->depth/8, pixels); } } if(ipl_info.colors == 3){ /* Red frame */ for(y = 0; y < (ssize_t) ipl_info.height; y++){ p=GetAuthenticPixels(image,0,y,image->columns,1,exception); if (p == (PixelPacket *) NULL) break; (void) ExportQuantumPixels(image,(const CacheView *) NULL, quantum_info, RedQuantum, pixels,&image->exception); (void) WriteBlob(image, image->columns*image->depth/8, pixels); } /* Green frame */ for(y = 0; y < (ssize_t) ipl_info.height; y++){ p=GetVirtualPixels(image,0,y,image->columns,1,&image->exception); if (p == (PixelPacket *) NULL) break; (void) ExportQuantumPixels(image,(const CacheView *) NULL, quantum_info, GreenQuantum, pixels,&image->exception); (void) WriteBlob(image, image->columns*image->depth/8, pixels); } /* Blue frame */ for(y = 0; y < (ssize_t) ipl_info.height; y++){ p=GetVirtualPixels(image,0,y,image->columns,1,&image->exception); if (p == (PixelPacket *) NULL) break; (void) ExportQuantumPixels(image,(const CacheView *) NULL, quantum_info, BlueQuantum, pixels,&image->exception); (void) WriteBlob(image, image->columns*image->depth/8, pixels); if (image->previous == (Image *) NULL) { status=SetImageProgress(image,SaveImageTag,(MagickOffsetType) y, image->rows); if (status == MagickFalse) break; } } } quantum_info=DestroyQuantumInfo(quantum_info); 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) WriteBlob(image, 4, (const unsigned char *) "fini"); (void) WriteBlobLong(image, 0); CloseBlob(image); return(MagickTrue); }
/* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % W r i t e A R T I m a g e % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % WriteARTImage() writes an image of raw bits in LSB order to a file. % % The format of the WriteARTImage method is: % % MagickBooleanType WriteARTImage(const ImageInfo *image_info, % Image *image,ExceptionInfo *exception) % % A description of each parameter follows. % % o image_info: the image info. % % o image: The image. % % o exception: return any errors or warnings in this structure. % */ static MagickBooleanType WriteARTImage(const ImageInfo *image_info,Image *image, ExceptionInfo *exception) { MagickBooleanType status; QuantumInfo *quantum_info; register const Quantum *p; size_t length; 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); assert(exception != (ExceptionInfo *) NULL); assert(exception->signature == MagickSignature); status=OpenBlob(image_info,image,WriteBinaryBlobMode,exception); if (status == MagickFalse) return(status); if ((image->columns > 65535UL) || (image->rows > 65535UL)) ThrowWriterException(ImageError,"WidthOrHeightExceedsLimit"); if (IssRGBCompatibleColorspace(image->colorspace) == MagickFalse) (void) TransformImageColorspace(image,sRGBColorspace,exception); (void) SetImageType(image,BilevelType,exception); image->endian=MSBEndian; image->depth=1; (void) WriteBlobLSBShort(image,0); (void) WriteBlobLSBShort(image,(unsigned short) image->columns); (void) WriteBlobLSBShort(image,0); (void) WriteBlobLSBShort(image,(unsigned short) image->rows); quantum_info=AcquireQuantumInfo(image_info,image); pixels=GetQuantumPixels(quantum_info); for (y=0; y < (ssize_t) image->rows; y++) { p=GetVirtualPixels(image,0,y,image->columns,1,exception); if (p == (const Quantum *) NULL) break; length=ExportQuantumPixels(image,(CacheView *) NULL,quantum_info, GrayQuantum,pixels,exception); count=WriteBlob(image,length,pixels); if (count != (ssize_t) length) ThrowWriterException(CorruptImageError,"UnableToWriteImageData"); count=WriteBlob(image,(size_t) (-(ssize_t) length) & 0x01,pixels); status=SetImageProgress(image,SaveImageTag,(MagickOffsetType) y, image->rows); if (status == MagickFalse) break; } quantum_info=DestroyQuantumInfo(quantum_info); (void) CloseBlob(image); return(status); }
/* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % W r i t e G R A Y I m a g e % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % WriteGRAYImage() writes an image to a file as gray scale intensity % values. % % The format of the WriteGRAYImage method is: % % MagickBooleanType WriteGRAYImage(const ImageInfo *image_info, % Image *image,ExceptionInfo *exception) % % A description of each parameter follows. % % o image_info: the image info. % % o image: The image. % % o exception: return any errors or warnings in this structure. % */ static MagickBooleanType WriteGRAYImage(const ImageInfo *image_info, Image *image,ExceptionInfo *exception) { MagickBooleanType status; MagickOffsetType scene; QuantumInfo *quantum_info; QuantumType quantum_type; size_t length; 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); assert(exception != (ExceptionInfo *) NULL); assert(exception->signature == MagickSignature); status=OpenBlob(image_info,image,WriteBinaryBlobMode,exception); if (status == MagickFalse) return(status); scene=0; do { /* Write grayscale pixels. */ if (IsRGBColorspace(image->colorspace) == MagickFalse) (void) TransformImageColorspace(image,sRGBColorspace,exception); quantum_type=GrayQuantum; quantum_info=AcquireQuantumInfo(image_info,image); if (quantum_info == (QuantumInfo *) NULL) ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed"); pixels=GetQuantumPixels(quantum_info); for (y=0; y < (ssize_t) image->rows; y++) { register const Quantum *restrict p; p=GetVirtualPixels(image,0,y,image->columns,1,exception); if (p == (const Quantum *) NULL) break; length=ExportQuantumPixels(image,(CacheView *) NULL,quantum_info, quantum_type,pixels,exception); count=WriteBlob(image,length,pixels); if (count != (ssize_t) length) break; if (image->previous == (Image *) NULL) { status=SetImageProgress(image,SaveImageTag,(MagickOffsetType) y, image->rows); if (status == MagickFalse) break; } } quantum_info=DestroyQuantumInfo(quantum_info); 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); }
static Image *ReadIPLImage(const ImageInfo *image_info,ExceptionInfo *exception) { /* Declare variables */ Image *image; MagickBooleanType status; register PixelPacket *q; unsigned char magick[12], *pixels; ssize_t count; ssize_t y; size_t t_count=0; size_t length; IPLInfo ipl_info; QuantumFormatType quantum_format; QuantumInfo *quantum_info; QuantumType quantum_type; /* Open Image */ 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 IPL image */ /* Determine endianness If we get back "iiii", we have LSB,"mmmm", MSB */ count=ReadBlob(image,4,magick); (void) count; if((LocaleNCompare((char *) magick,"iiii",4) == 0)) image->endian=LSBEndian; else{ if((LocaleNCompare((char *) magick,"mmmm",4) == 0)) image->endian=MSBEndian; else{ ThrowReaderException(CorruptImageError, "ImproperImageHeader"); } } /* Skip o'er the next 8 bytes (garbage) */ count=ReadBlob(image, 8, magick); /* Excellent, now we read the header unimpeded. */ count=ReadBlob(image,4,magick); if((LocaleNCompare((char *) magick,"data",4) != 0)) ThrowReaderException(CorruptImageError, "ImproperImageHeader"); ipl_info.size=ReadBlobLong(image); ipl_info.width=ReadBlobLong(image); ipl_info.height=ReadBlobLong(image); if((ipl_info.width == 0UL) || (ipl_info.height == 0UL)) ThrowReaderException(CorruptImageError,"ImproperImageHeader"); ipl_info.colors=ReadBlobLong(image); if(ipl_info.colors == 3){ image->colorspace=RGBColorspace;} else { image->colorspace = GRAYColorspace; } ipl_info.z=ReadBlobLong(image); ipl_info.time=ReadBlobLong(image); ipl_info.byteType=ReadBlobLong(image); /* Initialize Quantum Info */ switch (ipl_info.byteType) { case 0: ipl_info.depth=8; quantum_format = UnsignedQuantumFormat; break; case 1: ipl_info.depth=16; quantum_format = SignedQuantumFormat; break; case 2: ipl_info.depth=16; quantum_format = UnsignedQuantumFormat; break; case 3: ipl_info.depth=32; quantum_format = SignedQuantumFormat; break; case 4: ipl_info.depth=32; quantum_format = FloatingPointQuantumFormat; break; case 5: ipl_info.depth=8; quantum_format = UnsignedQuantumFormat; break; case 6: ipl_info.depth=16; quantum_format = UnsignedQuantumFormat; break; case 10: ipl_info.depth=64; quantum_format = FloatingPointQuantumFormat; break; default: ipl_info.depth=16; quantum_format = UnsignedQuantumFormat; break; } /* Set number of scenes of image */ SetHeaderFromIPL(image, &ipl_info); /* Thats all we need if we are pinging. */ if (image_info->ping != MagickFalse) { (void) CloseBlob(image); return(GetFirstImageInList(image)); } length=image->columns; quantum_type=GetQuantumType(image,exception); do { SetHeaderFromIPL(image, &ipl_info); if ((image_info->ping != MagickFalse) && (image_info->number_scenes != 0)) if (image->scene >= (image_info->scene+image_info->number_scenes-1)) break; /* printf("Length: %.20g, Memory size: %.20g\n", (double) length,(double) image->depth); */ quantum_info=AcquireQuantumInfo(image_info,image); if (quantum_info == (QuantumInfo *) NULL) ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed"); status=SetQuantumFormat(image,quantum_info,quantum_format); if (status == MagickFalse) ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed"); pixels=GetQuantumPixels(quantum_info); if(image->columns != ipl_info.width){ /* printf("Columns not set correctly! Wanted: %.20g, got: %.20g\n", (double) ipl_info.width, (double) image->columns); */ } /* Covert IPL binary to pixel packets */ if(ipl_info.colors == 1){ for(y = 0; y < (ssize_t) image->rows; y++){ (void) ReadBlob(image, length*image->depth/8, pixels); q=QueueAuthenticPixels(image,0,y,image->columns,1,exception); if (q == (PixelPacket *) NULL) break; (void) ImportQuantumPixels(image,(CacheView *) NULL,quantum_info, GrayQuantum,pixels,exception); if (SyncAuthenticPixels(image,exception) == MagickFalse) break; } } else{ for(y = 0; y < (ssize_t) image->rows; y++){ (void) ReadBlob(image, length*image->depth/8, pixels); q=QueueAuthenticPixels(image,0,y,image->columns,1,exception); if (q == (PixelPacket *) NULL) break; (void) ImportQuantumPixels(image,(CacheView *) NULL,quantum_info, RedQuantum,pixels,exception); if (SyncAuthenticPixels(image,exception) == MagickFalse) break; } for(y = 0; y < (ssize_t) image->rows; y++){ (void) ReadBlob(image, length*image->depth/8, pixels); q=QueueAuthenticPixels(image,0,y,image->columns,1,exception); if (q == (PixelPacket *) NULL) break; (void) ImportQuantumPixels(image,(CacheView *) NULL,quantum_info, GreenQuantum,pixels,exception); if (SyncAuthenticPixels(image,exception) == MagickFalse) break; } for(y = 0; y < (ssize_t) image->rows; y++){ (void) ReadBlob(image, length*image->depth/8, pixels); q=QueueAuthenticPixels(image,0,y,image->columns,1,exception); if (q == (PixelPacket *) NULL) break; (void) ImportQuantumPixels(image,(CacheView *) NULL,quantum_info, BlueQuantum,pixels,exception); if (SyncAuthenticPixels(image,exception) == MagickFalse) break; } } SetQuantumImageType(image,quantum_type); t_count++; quantum_info = DestroyQuantumInfo(quantum_info); if (EOFBlob(image) != MagickFalse) { ThrowFileException(exception,CorruptImageError,"UnexpectedEndOfFile", image->filename); break; } if(t_count < ipl_info.z * ipl_info.time){ /* Proceed to next image. */ 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 (t_count < ipl_info.z*ipl_info.time); CloseBlob(image); return(GetFirstImageInList(image)); }
/* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % R e a d Y C b C r I m a g e % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % ReadYCBCRImage() reads an image of raw YCbCr or YCbCrA samples 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 ReadYCBCRImage method is: % % Image *ReadYCBCRImage(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 *ReadYCBCRImage(const ImageInfo *image_info, ExceptionInfo *exception) { Image *canvas_image, *image; MagickBooleanType status; MagickOffsetType scene; QuantumInfo *quantum_info; QuantumType quantum_type; register const PixelPacket *p; register ssize_t i, x; register PixelPacket *q; size_t length; 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); if ((image->columns == 0) || (image->rows == 0)) ThrowReaderException(OptionError,"MustSpecifyImageSize"); SetImageColorspace(image,YCbCrColorspace); if (image_info->interlace != PartitionInterlace) { status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception); if (status == MagickFalse) { image=DestroyImageList(image); return((Image *) NULL); } if (DiscardBlobBytes(image,image->offset) == MagickFalse) ThrowFileException(exception,CorruptImageError,"UnexpectedEndOfFile", image->filename); } /* Create virtual canvas to support cropping (i.e. image.rgb[100x100+10+20]). */ canvas_image=CloneImage(image,image->extract_info.width,1,MagickFalse, exception); (void) SetImageVirtualPixelMethod(canvas_image,BlackVirtualPixelMethod); quantum_info=AcquireQuantumInfo(image_info,canvas_image); if (quantum_info == (QuantumInfo *) NULL) ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed"); pixels=GetQuantumPixels(quantum_info); quantum_type=RGBQuantum; if (LocaleCompare(image_info->magick,"YCbCrA") == 0) { quantum_type=RGBAQuantum; image->matte=MagickTrue; } if (image_info->number_scenes != 0) while (image->scene < image_info->scene) { /* Skip to next image. */ image->scene++; length=GetQuantumExtent(canvas_image,quantum_info,quantum_type); for (y=0; y < (ssize_t) image->rows; y++) { count=ReadBlob(image,length,pixels); if (count != (ssize_t) length) break; } } count=0; length=0; scene=0; do { /* Read pixels to virtual canvas image then push to image. */ if ((image_info->ping != MagickFalse) && (image_info->number_scenes != 0)) if (image->scene >= (image_info->scene+image_info->number_scenes-1)) break; SetImageColorspace(image,YCbCrColorspace); switch (image_info->interlace) { case NoInterlace: default: { /* No interlacing: YCbCrYCbCrYCbCrYCbCrYCbCrYCbCr... */ if (scene == 0) { length=GetQuantumExtent(canvas_image,quantum_info,quantum_type); count=ReadBlob(image,length,pixels); } for (y=0; y < (ssize_t) image->extract_info.height; y++) { if (count != (ssize_t) length) { ThrowFileException(exception,CorruptImageError, "UnexpectedEndOfFile",image->filename); break; } q=GetAuthenticPixels(canvas_image,0,0,canvas_image->columns,1, exception); if (q == (PixelPacket *) NULL) break; length=ImportQuantumPixels(canvas_image,(CacheView *) NULL, quantum_info,quantum_type,pixels,exception); if (SyncAuthenticPixels(canvas_image,exception) == MagickFalse) break; if (((y-image->extract_info.y) >= 0) && ((y-image->extract_info.y) < (ssize_t) image->rows)) { p=GetVirtualPixels(canvas_image,canvas_image->extract_info.x,0, canvas_image->columns,1,exception); q=QueueAuthenticPixels(image,0,y-image->extract_info.y, image->columns,1,exception); if ((p == (const PixelPacket *) NULL) || (q == (PixelPacket *) NULL)) break; for (x=0; x < (ssize_t) image->columns; x++) { SetPixelRed(q,GetPixelRed(p)); SetPixelGreen(q,GetPixelGreen(p)); SetPixelBlue(q,GetPixelBlue(p)); if (image->matte != MagickFalse) SetPixelOpacity(q,GetPixelOpacity(p)); p++; q++; } if (SyncAuthenticPixels(image,exception) == MagickFalse) break; } if (image->previous == (Image *) NULL) { status=SetImageProgress(image,LoadImageTag,(MagickOffsetType) y, image->rows); if (status == MagickFalse) break; } count=ReadBlob(image,length,pixels); } break; } case LineInterlace: { static QuantumType quantum_types[4] = { RedQuantum, GreenQuantum, BlueQuantum, OpacityQuantum }; /* Line interlacing: YYY...CbCbCb...CrCrCr...YYY...CbCbCb...CrCrCr... */ if (scene == 0) { length=GetQuantumExtent(canvas_image,quantum_info,RedQuantum); count=ReadBlob(image,length,pixels); } for (y=0; y < (ssize_t) image->extract_info.height; y++) { for (i=0; i < (image->matte != MagickFalse ? 4 : 3); i++) { if (count != (ssize_t) length) { ThrowFileException(exception,CorruptImageError, "UnexpectedEndOfFile",image->filename); break; } quantum_type=quantum_types[i]; q=GetAuthenticPixels(canvas_image,0,0,canvas_image->columns,1, exception); if (q == (PixelPacket *) NULL) break; length=ImportQuantumPixels(canvas_image,(CacheView *) NULL, quantum_info,quantum_type,pixels,exception); if (SyncAuthenticPixels(canvas_image,exception) == MagickFalse) break; if (((y-image->extract_info.y) >= 0) && ((y-image->extract_info.y) < (ssize_t) image->rows)) { p=GetVirtualPixels(canvas_image,canvas_image->extract_info.x, 0,canvas_image->columns,1,exception); q=GetAuthenticPixels(image,0,y-image->extract_info.y, image->columns,1,exception); if ((p == (const PixelPacket *) NULL) || (q == (PixelPacket *) NULL)) break; for (x=0; x < (ssize_t) image->columns; x++) { switch (quantum_type) { case RedQuantum: { SetPixelRed(q,GetPixelRed(p)); break; } case GreenQuantum: { SetPixelGreen(q,GetPixelGreen(p)); break; } case BlueQuantum: { SetPixelBlue(q,GetPixelBlue(p)); break; } case OpacityQuantum: { SetPixelOpacity(q,GetPixelOpacity(p)); break; } default: break; } p++; q++; } if (SyncAuthenticPixels(image,exception) == MagickFalse) break; } count=ReadBlob(image,length,pixels); } if (image->previous == (Image *) NULL) { status=SetImageProgress(image,LoadImageTag,(MagickOffsetType) y, image->rows); if (status == MagickFalse) break; } } break; } case PlaneInterlace: { /* Plane interlacing: YYYYYY...CbCbCbCbCbCb...CrCrCrCrCrCr... */ if (scene == 0) { length=GetQuantumExtent(canvas_image,quantum_info,RedQuantum); count=ReadBlob(image,length,pixels); } for (y=0; y < (ssize_t) image->extract_info.height; y++) { if (count != (ssize_t) length) { ThrowFileException(exception,CorruptImageError, "UnexpectedEndOfFile",image->filename); break; } q=GetAuthenticPixels(canvas_image,0,0,canvas_image->columns,1, exception); if (q == (PixelPacket *) NULL) break; length=ImportQuantumPixels(canvas_image,(CacheView *) NULL, quantum_info,RedQuantum,pixels,exception); if (SyncAuthenticPixels(canvas_image,exception) == MagickFalse) break; if (((y-image->extract_info.y) >= 0) && ((y-image->extract_info.y) < (ssize_t) image->rows)) { p=GetVirtualPixels(canvas_image,canvas_image->extract_info.x,0, canvas_image->columns,1,exception); q=GetAuthenticPixels(image,0,y-image->extract_info.y, image->columns,1,exception); if ((p == (const PixelPacket *) NULL) || (q == (PixelPacket *) NULL)) break; for (x=0; x < (ssize_t) image->columns; x++) { SetPixelRed(q,GetPixelRed(p)); p++; q++; } if (SyncAuthenticPixels(image,exception) == MagickFalse) break; } count=ReadBlob(image,length,pixels); } if (image->previous == (Image *) NULL) { status=SetImageProgress(image,LoadImageTag,1,5); if (status == MagickFalse) break; } for (y=0; y < (ssize_t) image->extract_info.height; y++) { if (count != (ssize_t) length) { ThrowFileException(exception,CorruptImageError, "UnexpectedEndOfFile",image->filename); break; } q=GetAuthenticPixels(canvas_image,0,0,canvas_image->columns,1, exception); if (q == (PixelPacket *) NULL) break; length=ImportQuantumPixels(canvas_image,(CacheView *) NULL, quantum_info,GreenQuantum,pixels,exception); if (SyncAuthenticPixels(canvas_image,exception) == MagickFalse) break; if (((y-image->extract_info.y) >= 0) && ((y-image->extract_info.y) < (ssize_t) image->rows)) { p=GetVirtualPixels(canvas_image,canvas_image->extract_info.x,0, canvas_image->columns,1,exception); q=GetAuthenticPixels(image,0,y-image->extract_info.y, image->columns,1,exception); if ((p == (const PixelPacket *) NULL) || (q == (PixelPacket *) NULL)) break; for (x=0; x < (ssize_t) image->columns; x++) { SetPixelGreen(q,GetPixelGreen(p)); p++; q++; } if (SyncAuthenticPixels(image,exception) == MagickFalse) break; } count=ReadBlob(image,length,pixels); } if (image->previous == (Image *) NULL) { status=SetImageProgress(image,LoadImageTag,2,5); if (status == MagickFalse) break; } for (y=0; y < (ssize_t) image->extract_info.height; y++) { if (count != (ssize_t) length) { ThrowFileException(exception,CorruptImageError, "UnexpectedEndOfFile",image->filename); break; } q=GetAuthenticPixels(canvas_image,0,0,canvas_image->columns,1, exception); if (q == (PixelPacket *) NULL) break; length=ImportQuantumPixels(canvas_image,(CacheView *) NULL, quantum_info,BlueQuantum,pixels,exception); if (SyncAuthenticPixels(canvas_image,exception) == MagickFalse) break; if (((y-image->extract_info.y) >= 0) && ((y-image->extract_info.y) < (ssize_t) image->rows)) { p=GetVirtualPixels(canvas_image,canvas_image->extract_info.x,0, canvas_image->columns,1,exception); q=GetAuthenticPixels(image,0,y-image->extract_info.y, image->columns,1,exception); if ((p == (const PixelPacket *) NULL) || (q == (PixelPacket *) NULL)) break; for (x=0; x < (ssize_t) image->columns; x++) { SetPixelBlue(q,GetPixelBlue(p)); p++; q++; } if (SyncAuthenticPixels(image,exception) == MagickFalse) break; } count=ReadBlob(image,length,pixels); } if (image->previous == (Image *) NULL) { status=SetImageProgress(image,LoadImageTag,3,5); if (status == MagickFalse) break; } if (image->matte != MagickFalse) { for (y=0; y < (ssize_t) image->extract_info.height; y++) { if (count != (ssize_t) length) { ThrowFileException(exception,CorruptImageError, "UnexpectedEndOfFile",image->filename); break; } q=GetAuthenticPixels(canvas_image,0,0,canvas_image->columns,1, exception); if (q == (PixelPacket *) NULL) break; length=ImportQuantumPixels(canvas_image,(CacheView *) NULL, quantum_info,AlphaQuantum,pixels,exception); if (SyncAuthenticPixels(canvas_image,exception) == MagickFalse) break; if (((y-image->extract_info.y) >= 0) && ((y-image->extract_info.y) < (ssize_t) image->rows)) { p=GetVirtualPixels(canvas_image, canvas_image->extract_info.x,0,canvas_image->columns,1, exception); q=GetAuthenticPixels(image,0,y-image->extract_info.y, image->columns,1,exception); if ((p == (const PixelPacket *) NULL) || (q == (PixelPacket *) NULL)) break; for (x=0; x < (ssize_t) image->columns; x++) { SetPixelOpacity(q,GetPixelOpacity(p)); p++; q++; } if (SyncAuthenticPixels(image,exception) == MagickFalse) break; } count=ReadBlob(image,length,pixels); } if (image->previous == (Image *) NULL) { status=SetImageProgress(image,LoadImageTag,4,5); if (status == MagickFalse) break; } } if (image->previous == (Image *) NULL) { status=SetImageProgress(image,LoadImageTag,5,5); if (status == MagickFalse) break; } break; } case PartitionInterlace: { /* Partition interlacing: YYYYYY..., CbCbCbCbCbCb..., CrCrCrCrCrCr... */ AppendImageFormat("Y",image->filename); status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception); if (status == MagickFalse) { canvas_image=DestroyImageList(canvas_image); image=DestroyImageList(image); return((Image *) NULL); } if (DiscardBlobBytes(image,image->offset) == MagickFalse) ThrowFileException(exception,CorruptImageError,"UnexpectedEndOfFile", image->filename); length=GetQuantumExtent(canvas_image,quantum_info,RedQuantum); for (i=0; i < (ssize_t) scene; i++) for (y=0; y < (ssize_t) image->extract_info.height; y++) if (ReadBlob(image,length,pixels) != (ssize_t) length) { ThrowFileException(exception,CorruptImageError, "UnexpectedEndOfFile",image->filename); break; } count=ReadBlob(image,length,pixels); for (y=0; y < (ssize_t) image->extract_info.height; y++) { if (count != (ssize_t) length) { ThrowFileException(exception,CorruptImageError, "UnexpectedEndOfFile",image->filename); break; } q=GetAuthenticPixels(canvas_image,0,0,canvas_image->columns,1, exception); if (q == (PixelPacket *) NULL) break; length=ImportQuantumPixels(canvas_image,(CacheView *) NULL, quantum_info,RedQuantum,pixels,exception); if (SyncAuthenticPixels(canvas_image,exception) == MagickFalse) break; if (((y-image->extract_info.y) >= 0) && ((y-image->extract_info.y) < (ssize_t) image->rows)) { p=GetVirtualPixels(canvas_image,canvas_image->extract_info.x,0, canvas_image->columns,1,exception); q=GetAuthenticPixels(image,0,y-image->extract_info.y, image->columns,1,exception); if ((p == (const PixelPacket *) NULL) || (q == (PixelPacket *) NULL)) break; for (x=0; x < (ssize_t) image->columns; x++) { SetPixelRed(q,GetPixelRed(p)); p++; q++; } if (SyncAuthenticPixels(image,exception) == MagickFalse) break; } count=ReadBlob(image,length,pixels); } if (image->previous == (Image *) NULL) { status=SetImageProgress(image,LoadImageTag,1,5); if (status == MagickFalse) break; } (void) CloseBlob(image); AppendImageFormat("Cb",image->filename); status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception); if (status == MagickFalse) { canvas_image=DestroyImageList(canvas_image); image=DestroyImageList(image); return((Image *) NULL); } length=GetQuantumExtent(canvas_image,quantum_info,GreenQuantum); for (i=0; i < (ssize_t) scene; i++) for (y=0; y < (ssize_t) image->extract_info.height; y++) if (ReadBlob(image,length,pixels) != (ssize_t) length) { ThrowFileException(exception,CorruptImageError, "UnexpectedEndOfFile",image->filename); break; } count=ReadBlob(image,length,pixels); for (y=0; y < (ssize_t) image->extract_info.height; y++) { if (count != (ssize_t) length) { ThrowFileException(exception,CorruptImageError, "UnexpectedEndOfFile",image->filename); break; } q=GetAuthenticPixels(canvas_image,0,0,canvas_image->columns,1, exception); if (q == (PixelPacket *) NULL) break; length=ImportQuantumPixels(canvas_image,(CacheView *) NULL, quantum_info,GreenQuantum,pixels,exception); if (SyncAuthenticPixels(canvas_image,exception) == MagickFalse) break; if (((y-image->extract_info.y) >= 0) && ((y-image->extract_info.y) < (ssize_t) image->rows)) { p=GetVirtualPixels(canvas_image,canvas_image->extract_info.x,0, canvas_image->columns,1,exception); q=GetAuthenticPixels(image,0,y-image->extract_info.y, image->columns,1,exception); if ((p == (const PixelPacket *) NULL) || (q == (PixelPacket *) NULL)) break; for (x=0; x < (ssize_t) image->columns; x++) { SetPixelGreen(q,GetPixelGreen(p)); p++; q++; } if (SyncAuthenticPixels(image,exception) == MagickFalse) break; } count=ReadBlob(image,length,pixels); } if (image->previous == (Image *) NULL) { status=SetImageProgress(image,LoadImageTag,2,5); if (status == MagickFalse) break; } (void) CloseBlob(image); AppendImageFormat("Cr",image->filename); status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception); if (status == MagickFalse) { canvas_image=DestroyImageList(canvas_image); image=DestroyImageList(image); return((Image *) NULL); } length=GetQuantumExtent(canvas_image,quantum_info,BlueQuantum); for (i=0; i < (ssize_t) scene; i++) for (y=0; y < (ssize_t) image->extract_info.height; y++) if (ReadBlob(image,length,pixels) != (ssize_t) length) { ThrowFileException(exception,CorruptImageError, "UnexpectedEndOfFile",image->filename); break; } count=ReadBlob(image,length,pixels); for (y=0; y < (ssize_t) image->extract_info.height; y++) { if (count != (ssize_t) length) { ThrowFileException(exception,CorruptImageError, "UnexpectedEndOfFile",image->filename); break; } q=GetAuthenticPixels(canvas_image,0,0,canvas_image->columns,1, exception); if (q == (PixelPacket *) NULL) break; length=ImportQuantumPixels(canvas_image,(CacheView *) NULL, quantum_info,BlueQuantum,pixels,exception); if (SyncAuthenticPixels(canvas_image,exception) == MagickFalse) break; if (((y-image->extract_info.y) >= 0) && ((y-image->extract_info.y) < (ssize_t) image->rows)) { p=GetVirtualPixels(canvas_image,canvas_image->extract_info.x,0, canvas_image->columns,1,exception); q=GetAuthenticPixels(image,0,y-image->extract_info.y, image->columns,1,exception); if ((p == (const PixelPacket *) NULL) || (q == (PixelPacket *) NULL)) break; for (x=0; x < (ssize_t) image->columns; x++) { SetPixelBlue(q,GetPixelBlue(p)); p++; q++; } if (SyncAuthenticPixels(image,exception) == MagickFalse) break; } count=ReadBlob(image,length,pixels); } if (image->previous == (Image *) NULL) { status=SetImageProgress(image,LoadImageTag,3,5); if (status == MagickFalse) break; } if (image->matte != MagickFalse) { (void) CloseBlob(image); AppendImageFormat("A",image->filename); status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception); if (status == MagickFalse) { canvas_image=DestroyImageList(canvas_image); image=DestroyImageList(image); return((Image *) NULL); } length=GetQuantumExtent(canvas_image,quantum_info,AlphaQuantum); for (i=0; i < (ssize_t) scene; i++) for (y=0; y < (ssize_t) image->extract_info.height; y++) if (ReadBlob(image,length,pixels) != (ssize_t) length) { ThrowFileException(exception,CorruptImageError, "UnexpectedEndOfFile",image->filename); break; } count=ReadBlob(image,length,pixels); for (y=0; y < (ssize_t) image->extract_info.height; y++) { if (count != (ssize_t) length) { ThrowFileException(exception,CorruptImageError, "UnexpectedEndOfFile",image->filename); break; } q=GetAuthenticPixels(canvas_image,0,0,canvas_image->columns,1, exception); if (q == (PixelPacket *) NULL) break; length=ImportQuantumPixels(canvas_image,(CacheView *) NULL, quantum_info,BlueQuantum,pixels,exception); if (SyncAuthenticPixels(canvas_image,exception) == MagickFalse) break; if (((y-image->extract_info.y) >= 0) && ((y-image->extract_info.y) < (ssize_t) image->rows)) { p=GetVirtualPixels(canvas_image, canvas_image->extract_info.x,0,canvas_image->columns,1, exception); q=GetAuthenticPixels(image,0,y-image->extract_info.y, image->columns,1,exception); if ((p == (const PixelPacket *) NULL) || (q == (PixelPacket *) NULL)) break; for (x=0; x < (ssize_t) image->columns; x++) { SetPixelOpacity(q,GetPixelOpacity(p)); p++; q++; } if (SyncAuthenticPixels(image,exception) == MagickFalse) break; } count=ReadBlob(image,length,pixels); } if (image->previous == (Image *) NULL) { status=SetImageProgress(image,LoadImageTag,4,5); if (status == MagickFalse) break; } } if (image->previous == (Image *) NULL) { status=SetImageProgress(image,LoadImageTag,5,5); if (status == MagickFalse) break; } break; } } SetQuantumImageType(image,quantum_type); /* Proceed to next image. */ if (image_info->number_scenes != 0) if (image->scene >= (image_info->scene+image_info->number_scenes-1)) break; if (count == (ssize_t) length) { /* 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; } scene++; } while (count == (ssize_t) length); quantum_info=DestroyQuantumInfo(quantum_info); InheritException(&image->exception,&canvas_image->exception); canvas_image=DestroyImage(canvas_image); (void) CloseBlob(image); return(GetFirstImageInList(image)); }
/* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % W r i t e Y C b C r I m a g e % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % WriteYCBCRImage() writes an image to a file in the YCbCr or YCbCrA % rasterfile format. % % The format of the WriteYCBCRImage method is: % % MagickBooleanType WriteYCBCRImage(const ImageInfo *image_info, % Image *image) % % A description of each parameter follows. % % o image_info: the image info. % % o image: The image. % */ static MagickBooleanType WriteYCBCRImage(const ImageInfo *image_info, Image *image) { MagickBooleanType status; MagickOffsetType scene; QuantumInfo *quantum_info; QuantumType quantum_type; register const PixelPacket *p; size_t length; ssize_t count, y; unsigned char *pixels; /* Allocate memory for pixels. */ 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); if (image_info->interlace != PartitionInterlace) { /* Open output image file. */ status=OpenBlob(image_info,image,WriteBinaryBlobMode,&image->exception); if (status == MagickFalse) return(status); } quantum_type=RGBQuantum; if (LocaleCompare(image_info->magick,"YCbCrA") == 0) { quantum_type=RGBAQuantum; image->matte=MagickTrue; } scene=0; do { /* Convert MIFF to YCbCr raster pixels. */ if (image->colorspace != YCbCrColorspace) (void) TransformImageColorspace(image,YCbCrColorspace); if ((LocaleCompare(image_info->magick,"YCbCrA") == 0) && (image->matte == MagickFalse)) (void) SetImageAlphaChannel(image,ResetAlphaChannel); quantum_info=AcquireQuantumInfo(image_info,image); if (quantum_info == (QuantumInfo *) NULL) ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed"); pixels=GetQuantumPixels(quantum_info); switch (image_info->interlace) { case NoInterlace: default: { /* No interlacing: YCbCrYCbCrYCbCrYCbCrYCbCrYCbCr... */ 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; length=ExportQuantumPixels(image,(const CacheView *) NULL, quantum_info,quantum_type,pixels,&image->exception); count=WriteBlob(image,length,pixels); if (count != (ssize_t) length) break; if (image->previous == (Image *) NULL) { status=SetImageProgress(image,SaveImageTag,(MagickOffsetType) y, image->rows); if (status == MagickFalse) break; } } break; } case LineInterlace: { /* Line interlacing: YYY...CbCbCb...CrCrCr...YYY...CbCbCb...CrCrCr... */ 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; length=ExportQuantumPixels(image,(const CacheView *) NULL, quantum_info,RedQuantum,pixels,&image->exception); count=WriteBlob(image,length,pixels); if (count != (ssize_t) length) break; length=ExportQuantumPixels(image,(const CacheView *) NULL, quantum_info,GreenQuantum,pixels,&image->exception); count=WriteBlob(image,length,pixels); if (count != (ssize_t) length) break; length=ExportQuantumPixels(image,(const CacheView *) NULL, quantum_info,BlueQuantum,pixels,&image->exception); count=WriteBlob(image,length,pixels); if (count != (ssize_t) length) break; if (quantum_type == RGBAQuantum) { length=ExportQuantumPixels(image,(const CacheView *) NULL, quantum_info,AlphaQuantum,pixels,&image->exception); count=WriteBlob(image,length,pixels); if (count != (ssize_t) length) break; } if (image->previous == (Image *) NULL) { status=SetImageProgress(image,SaveImageTag,(MagickOffsetType) y, image->rows); if (status == MagickFalse) break; } } break; } case PlaneInterlace: { /* Plane interlacing: YYYYYY...CbCbCbCbCbCb...CrCrCrCrCrCr... */ 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; length=ExportQuantumPixels(image,(const CacheView *) NULL, quantum_info,RedQuantum,pixels,&image->exception); count=WriteBlob(image,length,pixels); if (count != (ssize_t) length) break; } if (image->previous == (Image *) NULL) { status=SetImageProgress(image,SaveImageTag,1,5); if (status == MagickFalse) break; } 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; length=ExportQuantumPixels(image,(const CacheView *) NULL, quantum_info,GreenQuantum,pixels,&image->exception); count=WriteBlob(image,length,pixels); if (count != (ssize_t) length) break; } if (image->previous == (Image *) NULL) { status=SetImageProgress(image,SaveImageTag,2,5); if (status == MagickFalse) break; } 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; length=ExportQuantumPixels(image,(const CacheView *) NULL, quantum_info,BlueQuantum,pixels,&image->exception); count=WriteBlob(image,length,pixels); if (count != (ssize_t) length) break; } if (image->previous == (Image *) NULL) { status=SetImageProgress(image,SaveImageTag,3,5); if (status == MagickFalse) break; } if (quantum_type == RGBAQuantum) { 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; length=ExportQuantumPixels(image,(const CacheView *) NULL, quantum_info,AlphaQuantum,pixels,&image->exception); count=WriteBlob(image,length,pixels); if (count != (ssize_t) length) break; } } if (image_info->interlace == PartitionInterlace) (void) CopyMagickString(image->filename,image_info->filename, MaxTextExtent); if (image->previous == (Image *) NULL) { status=SetImageProgress(image,SaveImageTag,5,5); if (status == MagickFalse) break; } break; } case PartitionInterlace: { /* Partition interlacing: YYYYYY..., CbCbCbCbCbCb..., CrCrCrCrCrCr... */ AppendImageFormat("Y",image->filename); status=OpenBlob(image_info,image,scene == 0 ? WriteBinaryBlobMode : AppendBinaryBlobMode,&image->exception); if (status == MagickFalse) return(status); 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; length=ExportQuantumPixels(image,(const CacheView *) NULL, quantum_info,RedQuantum,pixels,&image->exception); count=WriteBlob(image,length,pixels); if (count != (ssize_t) length) break; } if (image->previous == (Image *) NULL) { status=SetImageProgress(image,SaveImageTag,1,5); if (status == MagickFalse) break; } (void) CloseBlob(image); AppendImageFormat("Cb",image->filename); status=OpenBlob(image_info,image,scene == 0 ? WriteBinaryBlobMode : AppendBinaryBlobMode,&image->exception); if (status == MagickFalse) return(status); 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; length=ExportQuantumPixels(image,(const CacheView *) NULL, quantum_info,GreenQuantum,pixels,&image->exception); count=WriteBlob(image,length,pixels); if (count != (ssize_t) length) break; } if (image->previous == (Image *) NULL) { status=SetImageProgress(image,SaveImageTag,2,5); if (status == MagickFalse) break; } (void) CloseBlob(image); AppendImageFormat("Cr",image->filename); status=OpenBlob(image_info,image,scene == 0 ? WriteBinaryBlobMode : AppendBinaryBlobMode,&image->exception); if (status == MagickFalse) return(status); 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; length=ExportQuantumPixels(image,(const CacheView *) NULL, quantum_info,BlueQuantum,pixels,&image->exception); count=WriteBlob(image,length,pixels); if (count != (ssize_t) length) break; } if (image->previous == (Image *) NULL) { status=SetImageProgress(image,SaveImageTag,3,5); if (status == MagickFalse) break; } if (quantum_type == RGBAQuantum) { (void) CloseBlob(image); AppendImageFormat("A",image->filename); status=OpenBlob(image_info,image,scene == 0 ? WriteBinaryBlobMode : AppendBinaryBlobMode,&image->exception); if (status == MagickFalse) return(status); 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; length=ExportQuantumPixels(image,(const CacheView *) NULL, quantum_info,AlphaQuantum,pixels,&image->exception); count=WriteBlob(image,length,pixels); if (count != (ssize_t) length) break; } if (image->previous == (Image *) NULL) { status=SetImageProgress(image,SaveImageTag,4,5); if (status == MagickFalse) break; } } (void) CloseBlob(image); (void) CopyMagickString(image->filename,image_info->filename, MaxTextExtent); if (image->previous == (Image *) NULL) { status=SetImageProgress(image,SaveImageTag,5,5); if (status == MagickFalse) break; } break; } } quantum_info=DestroyQuantumInfo(quantum_info); 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); }
/* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % S i g n a t u r e I m a g e % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % SignatureImage() computes a message digest from an image pixel stream with % an implementation of the NIST SHA-256 Message Digest algorithm. This % signature uniquely identifies the image and is convenient for determining % if an image has been modified or whether two images are identical. % % The format of the SignatureImage method is: % % MagickBooleanType SignatureImage(Image *image) % % A description of each parameter follows: % % o image: the image. % */ MagickExport MagickBooleanType SignatureImage(Image *image) { CacheView *image_view; char *hex_signature; ExceptionInfo *exception; QuantumInfo *quantum_info; QuantumType quantum_type; register const PixelPacket *p; SignatureInfo *signature_info; size_t length; ssize_t y; StringInfo *signature; unsigned char *pixels; /* Compute image digital signature. */ assert(image != (Image *) NULL); assert(image->signature == MagickSignature); if (image->debug != MagickFalse) (void) LogMagickEvent(TraceEvent,GetMagickModule(),"%s",image->filename); quantum_info=AcquireQuantumInfo((const ImageInfo *) NULL,image); if (quantum_info == (QuantumInfo *) NULL) ThrowBinaryException(ResourceLimitError,"MemoryAllocationFailed", image->filename); quantum_type=RGBQuantum; if (image->matte != MagickFalse) quantum_type=RGBAQuantum; if (image->colorspace == CMYKColorspace) { quantum_type=CMYKQuantum; if (image->matte != MagickFalse) quantum_type=CMYKAQuantum; } signature_info=AcquireSignatureInfo(); signature=AcquireStringInfo(quantum_info->extent); pixels=GetQuantumPixels(quantum_info); exception=(&image->exception); image_view=AcquireCacheView(image); for (y=0; y < (ssize_t) image->rows; y++) { p=GetCacheViewVirtualPixels(image_view,0,y,image->columns,1,exception); if (p == (const PixelPacket *) NULL) break; length=ExportQuantumPixels(image,image_view,quantum_info,quantum_type, pixels,&image->exception); SetStringInfoLength(signature,length); SetStringInfoDatum(signature,pixels); UpdateSignature(signature_info,signature); } image_view=DestroyCacheView(image_view); quantum_info=DestroyQuantumInfo(quantum_info); FinalizeSignature(signature_info); hex_signature=StringInfoToHexString(GetSignatureDigest(signature_info)); (void) DeleteImageProperty(image,"signature"); (void) SetImageProperty(image,"signature",hex_signature); /* Free resources. */ hex_signature=DestroyString(hex_signature); signature=DestroyStringInfo(signature); signature_info=DestroySignatureInfo(signature_info); return(MagickTrue); }
/* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % W r i t e R G B I m a g e % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % WriteRGBImage() writes an image to a file in the RGB or RGBA rasterfile % format. % % The format of the WriteRGBImage method is: % % MagickBooleanType WriteRGBImage(const ImageInfo *image_info,Image *image) % % A description of each parameter follows. % % o image_info: the image info. % % o image: The image. % */ static MagickBooleanType WriteRGBImage(const ImageInfo *image_info,Image *image) { long y; MagickBooleanType status; MagickOffsetType scene; QuantumInfo *quantum_info; QuantumType quantum_type, quantum_types[4]; register long i; ssize_t count; size_t length; unsigned char *pixels; unsigned long channels; /* Allocate memory for pixels. */ 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); if (image_info->interlace != PartitionInterlace) { /* Open output image file. */ status=OpenBlob(image_info,image,WriteBinaryBlobMode,&image->exception); if (status == MagickFalse) return(status); } quantum_type=RGBQuantum; channels=3; if (LocaleCompare(image_info->magick,"RGBA") == 0) { quantum_type=RGBAQuantum; image->matte=MagickTrue; channels=4; } if (LocaleCompare(image_info->magick,"RGBO") == 0) { quantum_type=RGBOQuantum; image->matte=MagickTrue; channels=4; } for (i=0; i < (long) channels; i++) { switch (image_info->magick[i]) { case 'R': quantum_types[i]=RedQuantum; break; case 'G': quantum_types[i]=GreenQuantum; break; case 'B': quantum_types[i]=BlueQuantum; break; case 'A': quantum_types[i]=AlphaQuantum; break; case 'O': quantum_types[i]=OpacityQuantum; break; } } scene=0; do { /* Convert MIFF to RGB raster pixels. */ if (image->colorspace != RGBColorspace) (void) TransformImageColorspace(image,RGBColorspace); if ((LocaleCompare(image_info->magick,"RGBA") == 0) && (image->matte == MagickFalse)) (void) SetImageAlphaChannel(image,ResetAlphaChannel); quantum_info=AcquireQuantumInfo(image_info,image); if (quantum_info == (QuantumInfo *) NULL) ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed"); pixels=GetQuantumPixels(quantum_info); switch (image_info->interlace) { case NoInterlace: default: { CacheView *image_view; PixelPacket px; Quantum *qx[3]; /* No interlacing: RGBRGBRGBRGBRGBRGB... */ image_view=AcquireCacheView(image); for (y=0; y < (long) image->rows; y++) { register long x; register PixelPacket *__restrict q; q=GetCacheViewAuthenticPixels(image_view,0,y,image->columns,1, &image->exception); if (q == (PixelPacket *) NULL) break; for (x=0; x < (long) image->columns; x++) { px=(*q); qx[0]=&(q->red); qx[1]=&(q->green); qx[2]=&(q->blue); for (i=0; i < 3; i++) switch (quantum_types[i]) { case RedQuantum: *qx[i]=px.red; break; case GreenQuantum: *qx[i]=px.green; break; case BlueQuantum: *qx[i]=px.blue; break; default: break; } q++; } length=ExportQuantumPixels(image,image_view,quantum_info,quantum_type, pixels,&image->exception); count=WriteBlob(image,length,pixels); if (count != (ssize_t) length) break; if (image->previous == (Image *) NULL) { status=SetImageProgress(image,SaveImageTag,y,image->rows); if (status == MagickFalse) break; } } image_view=DestroyCacheView(image_view); break; } case LineInterlace: { /* Line interlacing: RRR...GGG...BBB...RRR...GGG...BBB... */ for (y=0; y < (long) image->rows; y++) { register const PixelPacket *__restrict p; p=GetVirtualPixels(image,0,y,image->columns,1,&image->exception); if (p == (const PixelPacket *) NULL) break; for (i=0; i < (long) channels; i++) { length=ExportQuantumPixels(image,(const CacheView *) NULL, quantum_info,quantum_types[i],pixels,&image->exception); count=WriteBlob(image,length,pixels); if (count != (ssize_t) length) break; } if (image->previous == (Image *) NULL) { status=SetImageProgress(image,SaveImageTag,y,image->rows); if (status == MagickFalse) break; } } break; } case PlaneInterlace: { /* Plane interlacing: RRRRRR...GGGGGG...BBBBBB... */ for (i=0; i < (long) channels; i++) { for (y=0; y < (long) image->rows; y++) { register const PixelPacket *__restrict p; p=GetVirtualPixels(image,0,y,image->columns,1,&image->exception); if (p == (const PixelPacket *) NULL) break; length=ExportQuantumPixels(image,(const CacheView *) NULL, quantum_info,quantum_types[i],pixels,&image->exception); count=WriteBlob(image,length,pixels); if (count != (ssize_t) length) break; } if (image->previous == (Image *) NULL) { status=SetImageProgress(image,SaveImageTag,(i+1),5); if (status == MagickFalse) break; } } if (image->previous == (Image *) NULL) { status=SetImageProgress(image,SaveImageTag,5,5); if (status == MagickFalse) break; } break; } case PartitionInterlace: { char sfx[] = {0, 0}; /* Partition interlacing: RRRRRR..., GGGGGG..., BBBBBB... */ for (i=0; i < (long) channels; i++) { sfx[0]=image_info->magick[i]; AppendImageFormat(sfx,image->filename); status=OpenBlob(image_info,image,scene == 0 ? WriteBinaryBlobMode : AppendBinaryBlobMode,&image->exception); if (status == MagickFalse) return(status); for (y=0; y < (long) image->rows; y++) { register const PixelPacket *__restrict p; p=GetVirtualPixels(image,0,y,image->columns,1,&image->exception); if (p == (const PixelPacket *) NULL) break; length=ExportQuantumPixels(image,(const CacheView *) NULL, quantum_info,quantum_types[i],pixels,&image->exception); count=WriteBlob(image,length,pixels); if (count != (ssize_t) length) break; } if (image->previous == (Image *) NULL) { status=SetImageProgress(image,SaveImageTag,(i+1),5); if (status == MagickFalse) break; } (void) CloseBlob(image); } (void) CopyMagickString(image->filename,image_info->filename, MaxTextExtent); if (image->previous == (Image *) NULL) { status=SetImageProgress(image,SaveImageTag,5,5); if (status == MagickFalse) break; } break; } } quantum_info=DestroyQuantumInfo(quantum_info); 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); }
/* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % W r i t e R A W I m a g e % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % WriteRAWImage() writes an image to a file as raw intensity values. % % The format of the WriteRAWImage method is: % % MagickBooleanType WriteRAWImage(const ImageInfo *image_info,Image *image) % % A description of each parameter follows. % % o image_info: the image info. % % o image: The image. % */ static MagickBooleanType WriteRAWImage(const ImageInfo *image_info,Image *image) { MagickOffsetType scene; QuantumInfo *quantum_info; QuantumType quantum_type; MagickBooleanType status; register const PixelPacket *p; size_t length; 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); switch (*image->magick) { case 'A': case 'a': { quantum_type=AlphaQuantum; break; } case 'B': case 'b': { quantum_type=BlueQuantum; break; } case 'C': case 'c': { quantum_type=CyanQuantum; if (image->colorspace == CMYKColorspace) break; ThrowWriterException(ImageError,"ColorSeparatedImageRequired"); } case 'g': case 'G': { quantum_type=GreenQuantum; break; } case 'I': case 'i': { quantum_type=IndexQuantum; break; } case 'K': case 'k': { quantum_type=BlackQuantum; if (image->colorspace == CMYKColorspace) break; ThrowWriterException(ImageError,"ColorSeparatedImageRequired"); } case 'M': case 'm': { quantum_type=MagentaQuantum; if (image->colorspace == CMYKColorspace) break; ThrowWriterException(ImageError,"ColorSeparatedImageRequired"); } case 'o': case 'O': { quantum_type=OpacityQuantum; break; } case 'R': case 'r': { quantum_type=RedQuantum; break; } case 'Y': case 'y': { quantum_type=YellowQuantum; if (image->colorspace == CMYKColorspace) break; ThrowWriterException(ImageError,"ColorSeparatedImageRequired"); } default: { quantum_type=GrayQuantum; break; } } scene=0; do { /* Convert image to RAW raster pixels. */ quantum_info=AcquireQuantumInfo(image_info,image); if (quantum_info == (QuantumInfo *) NULL) ThrowWriterException(ResourceLimitError,"MemoryAllocationFailed"); pixels=GetQuantumPixels(quantum_info); 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; length=ExportQuantumPixels(image,(const CacheView *) NULL,quantum_info, quantum_type,pixels,&image->exception); count=WriteBlob(image,length,pixels); if (count != (ssize_t) length) break; if (image->previous == (Image *) NULL) { status=SetImageProgress(image,SaveImageTag,(MagickOffsetType) y, image->rows); if (status == MagickFalse) break; } } quantum_info=DestroyQuantumInfo(quantum_info); 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); }
/* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % R e a d R G B I m a g e % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % ReadRGBImage() reads an image of raw RGB or RGBA samples 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 ReadRGBImage method is: % % Image *ReadRGBImage(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 *ReadRGBImage(const ImageInfo *image_info,ExceptionInfo *exception) { Image *canvas_image, *image; long y; MagickBooleanType status; MagickOffsetType scene; QuantumInfo *quantum_info; QuantumType quantum_type; register long i, j; Quantum qx[3]; ssize_t count; size_t length; unsigned char *pixels; QuantumType quantum_types[4]; char sfx[] = {0, 0}; int channels = 3; /* 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); if ((image->columns == 0) || (image->rows == 0)) ThrowReaderException(OptionError,"MustSpecifyImageSize"); if (image_info->interlace != PartitionInterlace) { status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception); if (status == MagickFalse) { image=DestroyImageList(image); return((Image *) NULL); } for (i=0; i < image->offset; i++) if (ReadBlobByte(image) == EOF) { ThrowFileException(exception,CorruptImageError, "UnexpectedEndOfFile",image->filename); break; } } /* Create virtual canvas to support cropping (i.e. image.rgb[100x100+10+20]). */ canvas_image=CloneImage(image,image->extract_info.width,1,MagickFalse, exception); (void) SetImageVirtualPixelMethod(canvas_image,BlackVirtualPixelMethod); quantum_info=AcquireQuantumInfo(image_info,canvas_image); if (quantum_info == (QuantumInfo *) NULL) ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed"); pixels=GetQuantumPixels(quantum_info); quantum_type=RGBQuantum; if (LocaleCompare(image_info->magick,"RGBA") == 0) { quantum_type=RGBAQuantum; image->matte=MagickTrue; channels=4; } if (LocaleCompare(image_info->magick,"RGBO") == 0) { quantum_type=RGBOQuantum; image->matte=MagickTrue; channels=4; } if (image_info->number_scenes != 0) while (image->scene < image_info->scene) { /* Skip to next image. */ image->scene++; length=GetQuantumExtent(canvas_image,quantum_info,quantum_type); for (y=0; y < (long) image->rows; y++) { count=ReadBlob(image,length,pixels); if (count != (ssize_t) length) break; } } for (i=0; i < channels; i++) { switch(image_info->magick[i]) { case 'R': quantum_types[i]=RedQuantum; break; case 'G': quantum_types[i]=GreenQuantum; break; case 'B': quantum_types[i]=BlueQuantum; break; case 'A': quantum_types[i]=AlphaQuantum; break; case 'O': quantum_types[i]=OpacityQuantum; break; } } count=0; length=0; scene=0; do { /* Read pixels to virtual canvas image then push to image. */ if ((image_info->ping != MagickFalse) && (image_info->number_scenes != 0)) if (image->scene >= (image_info->scene+image_info->number_scenes-1)) break; switch (image_info->interlace) { case NoInterlace: default: { /* No interlacing: RGBRGBRGBRGBRGBRGB... */ if (scene == 0) { length=GetQuantumExtent(canvas_image,quantum_info,quantum_type); count=ReadBlob(image,length,pixels); if (count != (ssize_t) length) break; } for (y=0; y < (long) image->extract_info.height; y++) { register const PixelPacket *__restrict p; register long x; register PixelPacket *__restrict q; if (count != (ssize_t) length) { ThrowFileException(exception,CorruptImageError, "UnexpectedEndOfFile",image->filename); break; } q=GetAuthenticPixels(canvas_image,0,0,canvas_image->columns,1, exception); if (q == (PixelPacket *) NULL) break; length=ImportQuantumPixels(canvas_image,(CacheView *) NULL, quantum_info,quantum_type,pixels,exception); if (SyncAuthenticPixels(canvas_image,exception) == MagickFalse) break; if (((y-image->extract_info.y) >= 0) && ((y-image->extract_info.y) < (long) image->rows)) { p=GetVirtualPixels(canvas_image,canvas_image->extract_info.x,0, canvas_image->columns,1,exception); q=QueueAuthenticPixels(image,0,y-image->extract_info.y, image->columns,1,exception); if ((p == (const PixelPacket *) NULL) || (q == (PixelPacket *) NULL)) break; for (x=0; x < (long) image->columns; x++) { qx[0]=p->red; qx[1]=p->green; qx[2]=p->blue; for (i=0; i < 3; i++) switch(quantum_types[i]) { case RedQuantum: q->red=qx[i]; break; case GreenQuantum: q->green=qx[i]; break; case BlueQuantum: q->blue=qx[i]; break; default: break; } q->opacity=OpaqueOpacity; if (image->matte != MagickFalse) q->opacity=p->opacity; p++; q++; } if (SyncAuthenticPixels(image,exception) == MagickFalse) break; } if (image->previous == (Image *) NULL) { status=SetImageProgress(image,LoadImageTag,y,image->rows); if (status == MagickFalse) break; } count=ReadBlob(image,length,pixels); } break; } case LineInterlace: { /* Line interlacing: RRR...GGG...BBB...RRR...GGG...BBB... */ if (scene == 0) { length=GetQuantumExtent(canvas_image,quantum_info,quantum_types[0]); count=ReadBlob(image,length,pixels); } for (y=0; y < (long) image->extract_info.height; y++) { register const PixelPacket *__restrict p; register long x; register PixelPacket *__restrict q; if (count != (ssize_t) length) { ThrowFileException(exception,CorruptImageError, "UnexpectedEndOfFile",image->filename); break; } for (i=0; i < channels; i++) { q=GetAuthenticPixels(canvas_image,0,0,canvas_image->columns,1, exception); if (q == (PixelPacket *) NULL) break; length=ImportQuantumPixels(canvas_image,(CacheView *) NULL, quantum_info,quantum_types[i],pixels,exception); if (SyncAuthenticPixels(canvas_image,exception) == MagickFalse) break; if (((y-image->extract_info.y) >= 0) && ((y-image->extract_info.y) < (long) image->rows)) { p=GetVirtualPixels(canvas_image,canvas_image->extract_info.x, 0,canvas_image->columns,1,exception); q=GetAuthenticPixels(image,0,y-image->extract_info.y, image->columns,1,exception); if ((p == (const PixelPacket *) NULL) || (q == (PixelPacket *) NULL)) break; if (i == (channels - 1)) for (x=0; x < (long) image->columns; x++) { q->red=p->red; q->green=p->green; q->blue=p->blue; q->opacity=p->opacity; p++; q++; } if (SyncAuthenticPixels(image,exception) == MagickFalse) break; } count=ReadBlob(image,length,pixels); } if (image->previous == (Image *) NULL) { status=SetImageProgress(image,LoadImageTag,y,image->rows); if (status == MagickFalse) break; } } break; } case PlaneInterlace: { /* Plane interlacing: RRRRRR...GGGGGG...BBBBBB... */ if (scene == 0) { length=GetQuantumExtent(canvas_image,quantum_info,quantum_types[0]); count=ReadBlob(image,length,pixels); } for (i=0; i < channels; i++) { for (y=0; y < (long) image->extract_info.height; y++) { register const PixelPacket *__restrict p; register long x; register PixelPacket *__restrict q; if (count != (ssize_t) length) { ThrowFileException(exception,CorruptImageError, "UnexpectedEndOfFile",image->filename); break; } q=GetAuthenticPixels(canvas_image,0,0,canvas_image->columns,1, exception); if (q == (PixelPacket *) NULL) break; length=ImportQuantumPixels(canvas_image,(CacheView *) NULL, quantum_info,quantum_types[i],pixels,exception); if (SyncAuthenticPixels(canvas_image,exception) == MagickFalse) break; if (((y-image->extract_info.y) >= 0) && ((y-image->extract_info.y) < (long) image->rows)) { p=GetVirtualPixels(canvas_image,canvas_image->extract_info.x,0, canvas_image->columns,1,exception); q=GetAuthenticPixels(image,0,y-image->extract_info.y, image->columns,1,exception); if ((p == (const PixelPacket *) NULL) || (q == (PixelPacket *) NULL)) break; for (x=0; x < (long) image->columns; x++) { switch(quantum_types[i]) { case RedQuantum: q->red=p->red; break; case GreenQuantum: q->green=p->green; break; case BlueQuantum: q->blue=p->blue; break; case OpacityQuantum: case AlphaQuantum: q->opacity=p->opacity; break; default: break; } p++; q++; } if (SyncAuthenticPixels(image,exception) == MagickFalse) break; } count=ReadBlob(image,length,pixels); } if (image->previous == (Image *) NULL) { status=SetImageProgress(image,LoadImageTag,(i+1),5); if (status == MagickFalse) break; } } if (image->previous == (Image *) NULL) { status=SetImageProgress(image,LoadImageTag,5,5); if (status == MagickFalse) break; } break; } case PartitionInterlace: { /* Partition interlacing: RRRRRR..., GGGGGG..., BBBBBB... */ for (i=0; i < channels; i++) { sfx[0]=image_info->magick[i]; AppendImageFormat(sfx,image->filename); status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception); if (status == MagickFalse) { canvas_image=DestroyImageList(canvas_image); image=DestroyImageList(image); return((Image *) NULL); } if (i == 0) for (j=0; j < image->offset; j++) if (ReadBlobByte(image) == EOF) { ThrowFileException(exception,CorruptImageError, "UnexpectedEndOfFile",image->filename); break; } length=GetQuantumExtent(canvas_image,quantum_info,quantum_types[i]); for (j=0; j < (long) scene; j++) for (y=0; y < (long) image->extract_info.height; y++) if (ReadBlob(image,length,pixels) != (ssize_t) length) { ThrowFileException(exception,CorruptImageError, "UnexpectedEndOfFile",image->filename); break; } count=ReadBlob(image,length,pixels); for (y=0; y < (long) image->extract_info.height; y++) { register const PixelPacket *__restrict p; register long x; register PixelPacket *__restrict q; if (count != (ssize_t) length) { ThrowFileException(exception,CorruptImageError, "UnexpectedEndOfFile",image->filename); break; } q=GetAuthenticPixels(canvas_image,0,0,canvas_image->columns,1, exception); if (q == (PixelPacket *) NULL) break; length=ImportQuantumPixels(canvas_image,(CacheView *) NULL, quantum_info,quantum_types[i],pixels,exception); if (SyncAuthenticPixels(canvas_image,exception) == MagickFalse) break; if (((y-image->extract_info.y) >= 0) && ((y-image->extract_info.y) < (long) image->rows)) { p=GetVirtualPixels(canvas_image,canvas_image->extract_info.x,0, canvas_image->columns,1,exception); q=GetAuthenticPixels(image,0,y-image->extract_info.y, image->columns,1,exception); if ((p == (const PixelPacket *) NULL) || (q == (PixelPacket *) NULL)) break; for (x=0; x < (long) image->columns; x++) { switch(quantum_types[i]) { case RedQuantum: q->red=p->red; break; case GreenQuantum: q->green=p->green; break; case BlueQuantum: q->blue=p->blue; break; case OpacityQuantum: case AlphaQuantum: q->opacity=p->opacity; break; default: break; } p++; q++; } if (SyncAuthenticPixels(image,exception) == MagickFalse) break; } count=ReadBlob(image,length,pixels); } if (image->previous == (Image *) NULL) { status=SetImageProgress(image,LoadImageTag,(i+1),5); if (status == MagickFalse) break; } if (i != (channels-1)) (void) CloseBlob(image); } if (image->previous == (Image *) NULL) { status=SetImageProgress(image,LoadImageTag,5,5); if (status == MagickFalse) break; } break; } } SetQuantumImageType(image,quantum_type); /* Proceed to next image. */ if (image_info->number_scenes != 0) if (image->scene >= (image_info->scene+image_info->number_scenes-1)) break; if (count == (ssize_t) length) { /* 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; } scene++; } while (count == (ssize_t) length); quantum_info=DestroyQuantumInfo(quantum_info); InheritException(&image->exception,&canvas_image->exception); canvas_image=DestroyImage(canvas_image); (void) CloseBlob(image); return(GetFirstImageInList(image)); }
/* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % R e a d R A W I m a g e % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % ReadRAWImage() reads an image of raw samples 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 ReadRAWImage method is: % % Image *ReadRAWImage(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 *ReadRAWImage(const ImageInfo *image_info,ExceptionInfo *exception) { const unsigned char *pixels; Image *canvas_image, *image; MagickBooleanType status; MagickOffsetType scene; QuantumInfo *quantum_info; QuantumType quantum_type; size_t length; ssize_t count, y; /* 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); if ((image->columns == 0) || (image->rows == 0)) ThrowReaderException(OptionError,"MustSpecifyImageSize"); status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception); if (status == MagickFalse) { image=DestroyImageList(image); return((Image *) NULL); } if (DiscardBlobBytes(image,image->offset) == MagickFalse) ThrowFileException(exception,CorruptImageError,"UnexpectedEndOfFile", image->filename); /* Create virtual canvas to support cropping (i.e. image.gray[100x100+10+20]). */ canvas_image=CloneImage(image,image->extract_info.width,1,MagickFalse, exception); (void) SetImageVirtualPixelMethod(canvas_image,BlackVirtualPixelMethod); quantum_type=GrayQuantum; quantum_info=AcquireQuantumInfo(image_info,canvas_image); if (quantum_info == (QuantumInfo *) NULL) ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed"); pixels=(const unsigned char *) NULL; if (image_info->number_scenes != 0) while (image->scene < image_info->scene) { /* Skip to next image. */ image->scene++; length=GetQuantumExtent(canvas_image,quantum_info,quantum_type); for (y=0; y < (ssize_t) image->rows; y++) { pixels=(const unsigned char *) ReadBlobStream(image,length, GetQuantumPixels(quantum_info),&count); if (count != (ssize_t) length) break; } } scene=0; count=0; length=0; do { /* Read pixels to virtual canvas image then push to image. */ if ((image_info->ping != MagickFalse) && (image_info->number_scenes != 0)) if (image->scene >= (image_info->scene+image_info->number_scenes-1)) break; status=SetImageExtent(image,image->columns,image->rows); if (status == MagickFalse) { InheritException(exception,&image->exception); return(DestroyImageList(image)); } if (scene == 0) { length=GetQuantumExtent(canvas_image,quantum_info,quantum_type); pixels=(const unsigned char *) ReadBlobStream(image,length, GetQuantumPixels(quantum_info),&count); } for (y=0; y < (ssize_t) image->extract_info.height; y++) { register const PixelPacket *magick_restrict p; register PixelPacket *magick_restrict q; register ssize_t x; if (count != (ssize_t) length) { ThrowFileException(exception,CorruptImageError,"UnexpectedEndOfFile", image->filename); break; } q=GetAuthenticPixels(canvas_image,0,0,canvas_image->columns,1,exception); if (q == (PixelPacket *) NULL) break; length=ImportQuantumPixels(canvas_image,(CacheView *) NULL,quantum_info, quantum_type,pixels,exception); if (SyncAuthenticPixels(canvas_image,exception) == MagickFalse) break; if (((y-image->extract_info.y) >= 0) && ((y-image->extract_info.y) < (ssize_t) image->rows)) { p=GetVirtualPixels(canvas_image,canvas_image->extract_info.x,0, image->columns,1,exception); q=QueueAuthenticPixels(image,0,y-image->extract_info.y,image->columns, 1,exception); if ((p == (const PixelPacket *) NULL) || (q == (PixelPacket *) NULL)) break; for (x=0; x < (ssize_t) image->columns; x++) { SetPixelRed(q,GetPixelRed(p)); SetPixelGreen(q,GetPixelGreen(p)); SetPixelBlue(q,GetPixelBlue(p)); p++; q++; } if (SyncAuthenticPixels(image,exception) == MagickFalse) break; } if (image->previous == (Image *) NULL) { status=SetImageProgress(image,LoadImageTag,(MagickOffsetType) y, image->rows); if (status == MagickFalse) break; } pixels=(const unsigned char *) ReadBlobStream(image,length, GetQuantumPixels(quantum_info),&count); } SetQuantumImageType(image,quantum_type); /* Proceed to next image. */ if (image_info->number_scenes != 0) if (image->scene >= (image_info->scene+image_info->number_scenes-1)) break; if (count == (ssize_t) length) { /* 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; } scene++; } while (count == (ssize_t) length); quantum_info=DestroyQuantumInfo(quantum_info); InheritException(&image->exception,&canvas_image->exception); canvas_image=DestroyImage(canvas_image); (void) CloseBlob(image); return(GetFirstImageInList(image)); }
/* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % % % % % % R e a d A R T I m a g e % % % % % % % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % % ReadARTImage() reads an image of raw bits in LSB order 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 ReadARTImage method is: % % Image *ReadARTImage(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 *ReadARTImage(const ImageInfo *image_info,ExceptionInfo *exception) { Image *image; QuantumInfo *quantum_info; MagickBooleanType status; size_t length; 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,exception); status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception); if (status == MagickFalse) { image=DestroyImageList(image); return((Image *) NULL); } image->depth=1; image->endian=MSBEndian; (void) ReadBlobLSBShort(image); image->columns=(size_t) ReadBlobLSBShort(image); (void) ReadBlobLSBShort(image); image->rows=(size_t) ReadBlobLSBShort(image); if ((image->columns == 0) || (image->rows == 0)) ThrowReaderException(CorruptImageError,"ImproperImageHeader"); if (image_info->ping != MagickFalse) { (void) CloseBlob(image); return(GetFirstImageInList(image)); } /* Convert bi-level image to pixel packets. */ SetImageColorspace(image,GRAYColorspace,exception); quantum_info=AcquireQuantumInfo(image_info,image); if (quantum_info == (QuantumInfo *) NULL) ThrowReaderException(ResourceLimitError,"MemoryAllocationFailed"); pixels=GetQuantumPixels(quantum_info); length=GetQuantumExtent(image,quantum_info,GrayQuantum); for (y=0; y < (ssize_t) image->rows; y++) { register Quantum *restrict q; q=QueueAuthenticPixels(image,0,y,image->columns,1,exception); if (q == (Quantum *) NULL) break; count=ReadBlob(image,length,pixels); if (count != (ssize_t) length) ThrowReaderException(CorruptImageError,"UnableToReadImageData"); (void) ImportQuantumPixels(image,(CacheView *) NULL,quantum_info, GrayQuantum,pixels,exception); count=ReadBlob(image,(size_t) (-(ssize_t) length) & 0x01,pixels); if (SyncAuthenticPixels(image,exception) == MagickFalse) break; if (SetImageProgress(image,LoadImageTag,y,image->rows) == MagickFalse) break; } SetQuantumImageType(image,GrayQuantum); quantum_info=DestroyQuantumInfo(quantum_info); if (EOFBlob(image) != MagickFalse) ThrowFileException(exception,CorruptImageError,"UnexpectedEndOfFile", image->filename); (void) CloseBlob(image); return(GetFirstImageInList(image)); }
static Image *ReadIPLImage(const ImageInfo *image_info,ExceptionInfo *exception) { /* Declare variables */ Image *image; MagickBooleanType status; long y,c; register PixelPacket *q; unsigned char magick[12], *pixels; char buff[80]; ssize_t count; unsigned long t_count=0; size_t length; IPLInfo ipl_info; QuantumInfo *quantum_info; /* Open Image */ 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=AllocateImage(image_info); status=OpenBlob(image_info,image,ReadBinaryBlobMode,exception); if (status == MagickFalse) { image=DestroyImageList(image); return((Image *) NULL); } /* Read IPL image */ /* Set default resolution */ image->x_resolution=1; image->y_resolution=1; /* Determine endianness If we get back "iiii", we have LSB,"mmmm", MSB */ count=ReadBlob(image,4,magick); if((LocaleNCompare((char *) magick,"iiii",4) == 0)) image->endian=LSBEndian; else{ if((LocaleNCompare((char *) magick,"mmmm",4) == 0)) image->endian=MSBEndian; else{ ThrowReaderException(CorruptImageError, "ImproperImageHeader"); } } /* Skip o'er the next 8 bytes (garbage) */ count=ReadBlob(image, 8, magick); /* Excellent, now we read the header unimpeded. */ count=ReadBlob(image,4,magick); if((LocaleNCompare((char *) magick,"data",4) != 0)) ThrowReaderException(CorruptImageError, "ImproperImageHeader"); ipl_info.size=ReadBlobLong(image); ipl_info.width=ReadBlobLong(image); ipl_info.height=ReadBlobLong(image); if((ipl_info.width == ~0UL) || (ipl_info.height == ~0UL)) ThrowReaderException(CorruptImageError, "ImproperImageHeader"); ipl_info.colors=ReadBlobLong(image); if(ipl_info.colors == 3){ image->colorspace=RGBColorspace;} else { image->colorspace = GRAYColorspace; } ipl_info.z=ReadBlobLong(image); ipl_info.time=ReadBlobLong(image); ipl_info.byteType=ReadBlobLong(image); quantum_info = AcquireQuantumInfo(image_info); GetQuantumInfo(image_info, quantum_info); switch (ipl_info.byteType) { case 0: ipl_info.depth=8; quantum_info->format=UnsignedQuantumFormat; quantum_info->minimum = 0; quantum_info->maximum = 255; quantum_info->scale=1.0; (void) SetImageProperty(image, "quantum:format", "UnsignedQuantumFormat"); (void) SetImageProperty(image, "quantum:minimum", "0"); (void) SetImageProperty(image, "quantum:maximum", "255"); break; case 1: ipl_info.depth=16; quantum_info->format=SignedQuantumFormat; quantum_info->minimum = -32767; quantum_info->maximum = 32767; (void) SetImageProperty(image, "quantum:format", "SignedQuantumFormat"); (void) SetImageProperty(image, "quantum:minimum", "-32767"); (void) SetImageProperty(image, "quantum:maximum", "32767"); break; case 2: ipl_info.depth=16; quantum_info->format=UnsignedQuantumFormat; quantum_info->minimum = 0; quantum_info->maximum = 65535; (void) SetImageProperty(image, "quantum:format", "UnsignedQuantumFormat"); (void) SetImageProperty(image, "quantum:minimum", "0"); (void) SetImageProperty(image, "quantum:maximum", "65535"); break; case 3: ipl_info.depth=32; quantum_info->format=SignedQuantumFormat; quantum_info->minimum = -2147483647; quantum_info->maximum = 2147483647; (void) SetImageProperty(image, "quantum:format", "SignedQuantumFormat"); (void) SetImageProperty(image, "quantum:minimum", "-2147483647"); (void) SetImageProperty(image, "quantum:maximum", "2147483647"); break; case 4: ipl_info.depth=32; quantum_info->format=FloatingPointQuantumFormat; quantum_info->minimum = 0.0000000; quantum_info->maximum = 1.0000000; quantum_info->scale = QuantumRange; (void) SetImageProperty(image, "quantum:format", "FloatingPointQuantumFormat"); (void) SetImageProperty(image, "quantum:minimum", "0.0000000"); (void) SetImageProperty(image, "quantum:maximum", "1.0000000"); break; case 5: ipl_info.depth=8; (void) SetImageProperty(image, "quantum:format", "UnsignedQuantumFormat"); break; case 6: ipl_info.depth=16; (void) SetImageProperty(image, "quantum:format", "UnsignedQuantumFormat"); break; case 10: ipl_info.depth=64; quantum_info->format=FloatingPointQuantumFormat; quantum_info->minimum = 0.0000000; quantum_info->maximum = 1.0000000; quantum_info->scale = 1.000000/QuantumRange; (void) SetImageProperty(image, "quantum:format", "FloatingPointQuantumFormat"); (void) SetImageProperty(image, "quantum:minimum", "0.0000000"); (void) SetImageProperty(image, "quantum:maximum", "1.0000000"); break; default: ipl_info.depth=16; quantum_info->format=UnsignedQuantumFormat; quantum_info->minimum = 0; quantum_info->maximum = 65535; /* (void) SetImageProperty(image, "quantum:format", "UnsignedQuantumFormat");*/ break; } /* Set number of scenes of image */ (void) FormatMagickString(buff, MaxTextExtent, "%lu", ipl_info.z * ipl_info.time ); (void) SetImageProperty(image, "number_scenes", buff); /* Thats all we need if we are pinging. */ if (image_info->ping != MagickFalse) { CloseBlob(image); return(GetFirstImageInList(image)); } image->columns=ipl_info.width; image->rows=ipl_info.height; image->depth=ipl_info.depth; if (SetImageExtent(image,0,0) == MagickFalse) { InheritException(exception,&image->exception); return(DestroyImageList(image)); } length=image->columns; pixels=(unsigned char *) AcquireQuantumMemory(length,(image->depth/8)* sizeof(*pixels)); if(pixels == (unsigned char *)NULL) ThrowReaderException(ResourceLimitError, "MemoryAllocationFailed"); do { /* Covert IPL binary to pixel packets */ for (c=0; c < (long) ipl_info.colors; c++){ for(y = 0; y < (long) image->rows; y++){ (void) ReadBlob(image, length, pixels); q=SetImagePixels(image,0,y,image->columns,1); if (q == (PixelPacket *) NULL) break; if(ipl_info.colors == 1){ (void) ExportQuantumPixels(image, quantum_info, GrayQuantum, pixels); if (SyncImagePixels(image) == MagickFalse) break; /* for(x = 0; x < image->columns; x++){ for( j= 0; j < 4; j++){ printf("%2x", (unsigned int)pixels[4*x + j]); } printf("\t"); } printf("\n"); */ } else{ switch(c){ case 0: (void) ExportQuantumPixels(image, quantum_info, RedQuantum, pixels); case 1: (void) ExportQuantumPixels(image, quantum_info, GreenQuantum, pixels); default: (void) ExportQuantumPixels(image, quantum_info, BlueQuantum, pixels); } if (SyncImagePixels(image) == MagickFalse) break; } } } t_count++; if (EOFBlob(image) != MagickFalse) { ThrowFileException(exception,CorruptImageError,"UnexpectedEndOfFile", image->filename); break; } if(t_count < ipl_info.z * ipl_info.time){ /* Proceed to next image. */ AllocateNextImage(image_info, image); if (GetNextImageInList(image) == (Image *) NULL) { image=DestroyImageList(image); return((Image *) NULL); } image=SyncNextImageInList(image); if (image->progress_monitor != (MagickProgressMonitor) NULL) { status=image->progress_monitor(LoadImagesTag,TellBlob(image), GetBlobSize(image),image->client_data); if (status == MagickFalse) break; } } } while (t_count < ipl_info.z*ipl_info.time); CloseBlob(image); pixels = (unsigned char *) RelinquishMagickMemory(pixels); return(GetFirstImageInList(image)); }