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b6128650bb
git-svn-id: https://zxing.googlecode.com/svn/trunk@1951 59b500cc-1b3d-0410-9834-0bbf25fbcc57
94 lines
3.4 KiB
C#
Executable file
94 lines
3.4 KiB
C#
Executable file
/*
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* Copyright 2009 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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using System;
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using BarcodeFormat = com.google.zxing.BarcodeFormat;
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using BinaryBitmap = com.google.zxing.BinaryBitmap;
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using ReaderException = com.google.zxing.ReaderException;
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using Result = com.google.zxing.Result;
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using ResultMetadataType = com.google.zxing.ResultMetadataType;
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using ResultPoint = com.google.zxing.ResultPoint;
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using DecoderResult = com.google.zxing.common.DecoderResult;
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using DetectorResult = com.google.zxing.common.DetectorResult;
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using MultipleBarcodeReader = com.google.zxing.multi.MultipleBarcodeReader;
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using MultiDetector = com.google.zxing.multi.qrcode.detector.MultiDetector;
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using QRCodeReader = com.google.zxing.qrcode.QRCodeReader;
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namespace com.google.zxing.multi.qrcode
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{
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/// <summary> This implementation can detect and decode multiple QR Codes in an image.
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///
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/// </summary>
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/// <author> Sean Owen
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/// </author>
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/// <author> Hannes Erven
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/// </author>
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/// <author>www.Redivivus.in (suraj.supekar@redivivus.in) - Ported from ZXING Java Source
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/// </author>
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public sealed class QRCodeMultiReader:QRCodeReader, MultipleBarcodeReader
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{
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//UPGRADE_NOTE: Final was removed from the declaration of 'EMPTY_RESULT_ARRAY '. "ms-help://MS.VSCC.v80/dv_commoner/local/redirect.htm?index='!DefaultContextWindowIndex'&keyword='jlca1003'"
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private static readonly Result[] EMPTY_RESULT_ARRAY = new Result[0];
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public Result[] decodeMultiple(BinaryBitmap image)
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{
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return decodeMultiple(image, null);
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}
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public Result[] decodeMultiple(BinaryBitmap image, System.Collections.Hashtable hints)
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{
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System.Collections.ArrayList results = System.Collections.ArrayList.Synchronized(new System.Collections.ArrayList(10));
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DetectorResult[] detectorResult = new MultiDetector(image.BlackMatrix).detectMulti(hints);
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for (int i = 0; i < detectorResult.Length; i++)
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{
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try
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{
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DecoderResult decoderResult = Decoder.decode(detectorResult[i].Bits);
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ResultPoint[] points = detectorResult[i].Points;
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Result result = new Result(decoderResult.Text, decoderResult.RawBytes, points, BarcodeFormat.QR_CODE);
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if (decoderResult.ByteSegments != null)
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{
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result.putMetadata(ResultMetadataType.BYTE_SEGMENTS, decoderResult.ByteSegments);
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}
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if (decoderResult.ECLevel != null)
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{
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result.putMetadata(ResultMetadataType.ERROR_CORRECTION_LEVEL, decoderResult.ECLevel.ToString());
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}
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results.Add(result);
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}
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catch (ReaderException)
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{
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// ignore and continue
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}
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}
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if ((results.Count == 0))
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{
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return EMPTY_RESULT_ARRAY;
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}
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else
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{
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Result[] resultArray = new Result[results.Count];
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for (int i = 0; i < results.Count; i++)
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{
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resultArray[i] = (Result) results[i];
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}
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return resultArray;
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}
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}
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}
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}
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