48 lines
1.7 KiB
Objective-C
48 lines
1.7 KiB
Objective-C
/*
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* Copyright 2012 ZXing authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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@class ZXBitMatrix, ZXDecoderResult, ZXReedSolomonDecoder;
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/**
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* The main class which implements Data Matrix Code decoding -- as opposed to locating and extracting
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* the Data Matrix Code from an image.
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*/
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@interface ZXDataMatrixDecoder : NSObject
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/**
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* Convenience method that can decode a Data Matrix Code represented as a 2D array of booleans.
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* "true" is taken to mean a black module.
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*
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* @param image booleans representing white/black Data Matrix Code modules
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* @return text and bytes encoded within the Data Matrix Code
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* @return nil if the Data Matrix Code cannot be decoded
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* @return nil if error correction fails
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*/
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- (ZXDecoderResult *)decode:(NSArray *)image error:(NSError **)error;
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/**
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* Decodes a Data Matrix Code represented as a {@link BitMatrix}. A 1 or "true" is taken
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* to mean a black module.
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*
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* @param bits booleans representing white/black Data Matrix Code modules
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* @return text and bytes encoded within the Data Matrix Code
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* @return nil if the Data Matrix Code cannot be decoded
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* @return nil if error correction fails
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*/
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- (ZXDecoderResult *)decodeMatrix:(ZXBitMatrix *)bits error:(NSError **)error;
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@end
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