Tag Archives: BitmapFactory

Do we need to call the Garbage Collector manually ( System.gc() ) in Android?

By | September 5, 2017

This is a common question. Eventhough the Android System calls garabage collector at appropriate times, this usually will not be adequate. Because the system calls GC at intervals, most of the time it wont work perfect and causing unnecessary pauses in the application. If these pauses are more than 16ms, then the user will notice some lag in… Read More »

Uploading Image to Server – Android Eclipse Version.

By | February 18, 2016

Hi all, In today’s tutorial I will show you how to send an image to server using POST method in ANDROID. If you are working in Android studio, then checkout the article here. Uploading an image to server is a basic requirement in many of our application. Sending data to server which is using a PHP Script is… Read More »

How to load an image from the assets folder in android?

By | August 9, 2012

Here is a simple example showing how to load an image stores in assets folder in android? [java] package com.coderzheaven.pack; import java.io.IOException; import java.io.InputStream; import android.app.Activity; import android.content.res.AssetManager; import android.graphics.Bitmap; import android.graphics.BitmapFactory; import android.os.Bundle; import android.widget.ImageView; public class LoadImageFromAssetsDemo extends Activity { @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); // Get the AssetManager AssetManager manager = getAssets();… Read More »

How to Upload Multiple files in one request along with other string parameters in android?

By | August 16, 2011

Hello everyone, I have shown two methods to upload files in android. In today’s tutorial I will show another simple method to upload files. With this method you can upload multiple files in one request + you can send your own string parameters with them. Here is another method on working with uploading of images. How to upload… Read More »

How to avoid OutOfMemory Exception in android- Second Method?

By | July 24, 2011

In the previous tutorial I showed you one method to avoid OutOfMemory Exception in android. And In this tutorial I will show you another method. The reduceImageSize function in this code reduces the image to the desired size you want. Create a fresh project and copy this code into it. How to put images inside the emulator is… Read More »

How to avoid OutOfMemory Exception in android?

By | July 23, 2011

Hello all.. The OutofMemory exception is a common exception in android when you select an image from a gallery or load Big Images in android. There are different methods to solve this problem. Today I will show you one of the method to solve this problem. The method I am going to explain here is to create a… Read More »

ANDROID – Upload an image to Server in Android Studio

By | April 25, 2011

Hi all, In today’s tutorial I will show you how to send an image to server using POST method in ANDROID. Uploading an image to server is a basic requirement in many of our application. Sending data to server which is using a PHP Script is already explained in this example . Now in this example I will… Read More »

How to set wallpaper in ANDROID?

By | February 17, 2011

Following example shows how to set a Bitmap as wallpaper in ANDROID. After running this code your wallpaper on the ANDROID phone will change. Make sure that you have an image named ‘my_wallpaper’ in your drawable folder. And You have to set this permission in the Manifest. [xml] <uses-permission android:name="android.permission.SET_WALLPAPER"/> [/xml] [java] Bitmap wallpaper = BitmapFactory.decodeStream(getResources().openRawResource(R.drawable.my_wallpaper)); try {… Read More »