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-rw-r--r--libraries/zxing/src/com/google/zxing/Binarizer.java80
1 files changed, 0 insertions, 80 deletions
diff --git a/libraries/zxing/src/com/google/zxing/Binarizer.java b/libraries/zxing/src/com/google/zxing/Binarizer.java
deleted file mode 100644
index 912a3b556..000000000
--- a/libraries/zxing/src/com/google/zxing/Binarizer.java
+++ /dev/null
@@ -1,80 +0,0 @@
-/*
- * Copyright 2009 ZXing authors
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.google.zxing;
-
-import com.google.zxing.common.BitArray;
-import com.google.zxing.common.BitMatrix;
-
-/**
- * This class hierarchy provides a set of methods to convert luminance data to 1 bit data.
- * It allows the algorithm to vary polymorphically, for example allowing a very expensive
- * thresholding technique for servers and a fast one for mobile. It also permits the implementation
- * to vary, e.g. a JNI version for Android and a Java fallback version for other platforms.
- *
- * @author dswitkin@google.com (Daniel Switkin)
- */
-public abstract class Binarizer {
-
- private final LuminanceSource source;
-
- protected Binarizer(LuminanceSource source) {
- if (source == null) {
- throw new IllegalArgumentException("Source must be non-null.");
- }
- this.source = source;
- }
-
- public LuminanceSource getLuminanceSource() {
- return source;
- }
-
- /**
- * Converts one row of luminance data to 1 bit data. May actually do the conversion, or return
- * cached data. Callers should assume this method is expensive and call it as seldom as possible.
- * This method is intended for decoding 1D barcodes and may choose to apply sharpening.
- * For callers which only examine one row of pixels at a time, the same BitArray should be reused
- * and passed in with each call for performance. However it is legal to keep more than one row
- * at a time if needed.
- *
- * @param y The row to fetch, 0 <= y < bitmap height.
- * @param row An optional preallocated array. If null or too small, it will be ignored.
- * If used, the Binarizer will call BitArray.clear(). Always use the returned object.
- * @return The array of bits for this row (true means black).
- */
- public abstract BitArray getBlackRow(int y, BitArray row) throws NotFoundException;
-
- /**
- * Converts a 2D array of luminance data to 1 bit data. As above, assume this method is expensive
- * and do not call it repeatedly. This method is intended for decoding 2D barcodes and may or
- * may not apply sharpening. Therefore, a row from this matrix may not be identical to one
- * fetched using getBlackRow(), so don't mix and match between them.
- *
- * @return The 2D array of bits for the image (true means black).
- */
- public abstract BitMatrix getBlackMatrix() throws NotFoundException;
-
- /**
- * Creates a new object with the same type as this Binarizer implementation, but with pristine
- * state. This is needed because Binarizer implementations may be stateful, e.g. keeping a cache
- * of 1 bit data. See Effective Java for why we can't use Java's clone() method.
- *
- * @param source The LuminanceSource this Binarizer will operate on.
- * @return A new concrete Binarizer implementation object.
- */
- public abstract Binarizer createBinarizer(LuminanceSource source);
-
-}