com.mrcd.mmat.bitmap.HprofBitmapProvider Maven / Gradle / Ivy
The newest version!
/*
* Copyright (C) 2015 The Android Open Source Project
*
* 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.mrcd.mmat.bitmap;
import java.awt.Dimension;
import java.io.File;
public class HprofBitmapProvider implements BitmapDecoder.BitmapDataProvider {
private final byte[] mBuffer;
private final int mWidth;
private final int mHeight;
private final File mImageFile ;
public HprofBitmapProvider(byte[] buffer, int width, int height, File file) {
mBuffer = buffer;
mWidth = width;
mHeight = height;
mImageFile = file ;
}
@Override
public String getBitmapConfigName() {
int area = mWidth * mHeight;
int pixelSize = mBuffer.length / area;
if (area > mBuffer.length) {
return null;
}
switch (pixelSize) {
case 4:
return BitmapDecoder.ARGB_8888;
case 2:
return BitmapDecoder.RGB_565;
default:
return BitmapDecoder.ALPHA_8;
}
}
@Override
public Dimension getDimension() {
return mWidth < 0 || mHeight < 0 ? null : new Dimension(mWidth, mHeight);
}
@Override
public byte[] getPixelBytes() {
return mBuffer;
}
public File getImageFile() {
return mImageFile;
}
}