63 lines
2.7 KiB
C
63 lines
2.7 KiB
C
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/*
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Licensed to the Apache Software Foundation (ASF) under one
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or more contributor license agreements. See the NOTICE file
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distributed with this work for additional information
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regarding copyright ownership. The ASF licenses this file
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to you under the Apache License, Version 2.0 (the
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"License"); you may not use this file except in compliance
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with the License. You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing,
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software distributed under the License is distributed on an
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"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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KIND, either express or implied. See the License for the
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specific language governing permissions and limitations
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under the License.
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*/
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#import <Foundation/Foundation.h>
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@interface CDVJpegHeaderWriter : NSObject {
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NSDictionary * SubIFDTagFormatDict;
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NSDictionary * IFD0TagFormatDict;
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}
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- (NSData*) spliceExifBlockIntoJpeg: (NSData*) jpegdata
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withExifBlock: (NSString*) exifstr;
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- (NSString*) createExifAPP1 : (NSDictionary*) datadict;
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- (NSString*) formattedHexStringFromDecimalNumber: (NSNumber*) numb
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withPlaces: (NSNumber*) width;
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- (NSString*) formatNumberWithLeadingZeroes: (NSNumber*) numb
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withPlaces: (NSNumber*) places;
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- (NSString*) decimalToUnsignedRational: (NSNumber*) numb
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withResultNumerator: (NSNumber**) numerator
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withResultDenominator: (NSNumber**) denominator;
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- (void) continuedFraction: (double) val
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withFractionList: (NSMutableArray*) fractionlist
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withHorizon: (int) horizon;
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//- (void) expandContinuedFraction: (NSArray*) fractionlist;
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- (void) splitDouble: (double) val
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withIntComponent: (int*) rightside
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withFloatRemainder: (double*) leftside;
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- (NSString*) formatRationalWithNumerator: (NSNumber*) numerator
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withDenominator: (NSNumber*) denominator
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asSigned: (Boolean) signedFlag;
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- (NSString*) hexStringFromData : (NSData*) data;
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- (NSNumber*) numericFromHexString : (NSString *) hexstring;
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/*
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- (void) readExifMetaData : (NSData*) imgdata;
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- (void) spliceImageData : (NSData*) imgdata withExifData: (NSDictionary*) exifdata;
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- (void) locateExifMetaData : (NSData*) imgdata;
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- (NSString*) createExifAPP1 : (NSDictionary*) datadict;
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- (void) createExifDataString : (NSDictionary*) datadict;
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- (NSString*) createDataElement : (NSString*) element
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withElementData: (NSString*) data
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withExternalDataBlock: (NSDictionary*) memblock;
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- (NSString*) hexStringFromData : (NSData*) data;
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- (NSNumber*) numericFromHexString : (NSString *) hexstring;
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*/
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@end
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