Java tutorial
//package com.java2s; /* * Copyright (C) 2010 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. */ import android.graphics.Bitmap; import android.graphics.Bitmap.CompressFormat; import java.io.File; import java.io.FileNotFoundException; import java.io.FileOutputStream; import java.io.IOException; public class Main { public static String saveBitmapToFile(File dir, String name, Bitmap bitmap, String picKind) { File f = new File(dir, name + picKind); try { f.createNewFile(); } catch (IOException e1) { // TODO Auto-generated catch block e1.printStackTrace(); } CompressFormat format = CompressFormat.JPEG; if (picKind != null && picKind.equalsIgnoreCase(".png")) { format = CompressFormat.PNG; } FileOutputStream fOut = null; try { fOut = new FileOutputStream(f); bitmap.compress(format, 100, fOut); } catch (FileNotFoundException e) { e.printStackTrace(); } try { if (fOut != null) { fOut.flush(); } } catch (IOException e) { e.printStackTrace(); } try { if (fOut != null) { fOut.close(); } } catch (IOException e) { e.printStackTrace(); } bitmap.recycle(); bitmap = null; return f.getAbsolutePath(); } }