equal
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inserted
replaced
1 /* |
1 /* |
2 * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved. |
2 * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved. |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 * |
4 * |
5 * This code is free software; you can redistribute it and/or modify it |
5 * This code is free software; you can redistribute it and/or modify it |
6 * under the terms of the GNU General Public License version 2 only, as |
6 * under the terms of the GNU General Public License version 2 only, as |
7 * published by the Free Software Foundation. Oracle designates this |
7 * published by the Free Software Foundation. Oracle designates this |
147 dataType != DataBuffer.TYPE_INT) { |
147 dataType != DataBuffer.TYPE_INT) { |
148 throw new IllegalArgumentException("Unsupported data type "+ |
148 throw new IllegalArgumentException("Unsupported data type "+ |
149 dataType); |
149 dataType); |
150 } |
150 } |
151 this.dataType = dataType; |
151 this.dataType = dataType; |
152 this.bitMasks = (int[]) bitMasks.clone(); |
152 this.bitMasks = bitMasks.clone(); |
153 this.scanlineStride = scanlineStride; |
153 this.scanlineStride = scanlineStride; |
154 |
154 |
155 this.bitOffsets = new int[numBands]; |
155 this.bitOffsets = new int[numBands]; |
156 this.bitSizes = new int[numBands]; |
156 this.bitSizes = new int[numBands]; |
157 |
157 |
274 /** Returns the bit offsets into the data array element representing |
274 /** Returns the bit offsets into the data array element representing |
275 * a pixel for all bands. |
275 * a pixel for all bands. |
276 * @return the bit offsets representing a pixel for all bands. |
276 * @return the bit offsets representing a pixel for all bands. |
277 */ |
277 */ |
278 public int [] getBitOffsets() { |
278 public int [] getBitOffsets() { |
279 return (int[])bitOffsets.clone(); |
279 return bitOffsets.clone(); |
280 } |
280 } |
281 |
281 |
282 /** Returns the bit masks for all bands. |
282 /** Returns the bit masks for all bands. |
283 * @return the bit masks for all bands. |
283 * @return the bit masks for all bands. |
284 */ |
284 */ |
285 public int [] getBitMasks() { |
285 public int [] getBitMasks() { |
286 return (int[])bitMasks.clone(); |
286 return bitMasks.clone(); |
287 } |
287 } |
288 |
288 |
289 /** Returns the scanline stride of this SinglePixelPackedSampleModel. |
289 /** Returns the scanline stride of this SinglePixelPackedSampleModel. |
290 * @return the scanline stride of this |
290 * @return the scanline stride of this |
291 * <code>SinglePixelPackedSampleModel</code>. |
291 * <code>SinglePixelPackedSampleModel</code>. |
744 for (int i = 0; i < h; i++) { |
744 for (int i = 0; i < h; i++) { |
745 for (int j = 0; j < w; j++) { |
745 for (int j = 0; j < w; j++) { |
746 int value = data.getElem(lineOffset+j); |
746 int value = data.getElem(lineOffset+j); |
747 value &= ~bitMasks[b]; |
747 value &= ~bitMasks[b]; |
748 int sample = iArray[srcOffset++]; |
748 int sample = iArray[srcOffset++]; |
749 value |= ((int)sample << bitOffsets[b]) & bitMasks[b]; |
749 value |= (sample << bitOffsets[b]) & bitMasks[b]; |
750 data.setElem(lineOffset+j,value); |
750 data.setElem(lineOffset+j,value); |
751 } |
751 } |
752 lineOffset += scanlineStride; |
752 lineOffset += scanlineStride; |
753 } |
753 } |
754 } |
754 } |