Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;
/*
 * Copyright (C) 2012 www.amsoft.cn
 * 
 * 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.
 */

import java.nio.ShortBuffer;
import android.graphics.Bitmap;

import android.util.Log;

public class Main {
    private final static String TAG = "AbImageUtil";

    public static Bitmap fromYUV420P(byte[] yuv, int width, int height) {
        if (yuv == null) {
            Log.e(TAG, "yuv data==null");
            return null;
        }
        if (yuv.length != width * height * 1.5) {
            Log.e(TAG, "yudData does not match the provided width and height");
            return null;
        }
        Bitmap bitmap = Bitmap.createBitmap(width, height, Bitmap.Config.RGB_565);
        int offsetY = 0;
        ShortBuffer buffer = ShortBuffer.allocate(width * height * 2);
        for (int line = 0; line < height; line++) {
            for (int col = 0; col < width; col++) {
                int y = yuv[offsetY++] & 0xFF;
                buffer.put((short) ((y >> 3) << 11 | (y >> 2) << 5 | (y >> 3)));
            }
        }
        bitmap.copyPixelsFromBuffer(buffer);
        return bitmap;
    }
}