Android Utililty Methods Bitmap Load

List of utility methods to do Bitmap Load

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Description

The list of methods to do Bitmap Load are organized into topic(s).

Method

voidloadBitmap(String bitmapUrl, ImageView imageView, int reqWidth, int reqHeight)
load Bitmap 
if (imageView != null && bitmapUrl != null) {
    Bitmap bitmap = getBitmapFromMemCache(bitmapUrl.toString());
    if (bitmap != null) {
        imageView.setImageBitmap(bitmap);
        return;
    BitmapFromUrlTask task = new BitmapFromUrlTask(imageView,
            reqWidth, reqHeight);
...
BitmaploadBitmap(String url)
Load bitmap. 
Bitmap bitmap = null;
InputStream in = null;
BufferedOutputStream out = null;
try {
    in = new BufferedInputStream(new URL(url).openStream(),
            IO_BUFFER_SIZE);
    final ByteArrayOutputStream dataStream = new ByteArrayOutputStream();
    out = new BufferedOutputStream(dataStream, IO_BUFFER_SIZE);
...
BitmaploadBitmap(String url)
Loads a bitmap from the specified url. 
Bitmap bitmap = null;
InputStream in = null;
BufferedOutputStream out = null;
try {
    in = new BufferedInputStream(new URL(url).openStream(),
            IO_BUFFER_SIZE);
    final ByteArrayOutputStream dataStream = new ByteArrayOutputStream();
    out = new BufferedOutputStream(dataStream, IO_BUFFER_SIZE);
...
BitmaploadBitmap(String url)
Loads a bitmap from the specified url. 
Bitmap bitmap = null;
InputStream in = null;
BufferedOutputStream out = null;
try {
    in = new BufferedInputStream(new URL(url).openStream(),
            IO_BUFFER_SIZE);
    final ByteArrayOutputStream dataStream = new ByteArrayOutputStream();
    out = new BufferedOutputStream(dataStream, IO_BUFFER_SIZE);
...
BitmaploadBitmapAsset(Context context, String asset)
load Bitmap Asset 
InputStream is = null;
Bitmap bitmap = null;
try {
    is = context.getAssets().open(asset);
    if (is != null) {
        bitmap = BitmapFactory.decodeStream(is);
} catch (IOException e) {
...
BitmaploadBitmapFromAssets(Context context, String name)
load Bitmap From Assets 
try {
    InputStream is = context.getAssets().open(name);
    Bitmap bitmap = BitmapFactory.decodeStream(is);
    return bitmap;
} catch (IOException e) {
    e.printStackTrace();
return null;
...
BitmaploadBitmapFromStorage(String path)
load Bitmap From Storage 
try {
    FileInputStream is = new FileInputStream(path);
    Bitmap bitmap = BitmapFactory.decodeStream(is);
    return bitmap;
} catch (FileNotFoundException e) {
    e.printStackTrace();
return null;
...
BitmaploadImage(String filename)
Load an image 
File root = Environment.getExternalStorageDirectory();
try {
    File directory = new File(root.getPath() + ROOT_DIRECTORY);
    String filepath = directory.getPath() + "/" + filename;
    Options option = new Options();
    if (ApiLevels.getApiLevel() >= 4) {
        option = ApiLevel4.setInScaled(option, false);
    return BitmapFactory.decodeFile(filepath, option);
} catch (Exception e) {
    Log.e("ARTags:BitmapUtil:saveImage",
            "Exception while loading the tag", e);
return null;
BitmaploadImage(String urlStr)
load Image 
Bitmap bm = null;
HttpClient httpclient = new DefaultHttpClient();
HttpParams params = httpclient.getParams();
HttpConnectionParams.setConnectionTimeout(params, 1000 * 5);
HttpConnectionParams.setSoTimeout(params, 1000 * 5);
HttpGet httpGet = new HttpGet(urlStr);
try {
    HttpResponse httpResponse = httpclient.execute(httpGet);
...
BitmaploadPreviewBitmap(String fileName, int width, int height)
200px PreviewBitmap 
try {
    BitmapFactory.Options options = new BitmapFactory.Options();
    options.inJustDecodeBounds = false;
    options.inSampleSize = 1;
    File file = new File(fileName);
    if (!file.exists()) {
        return null;
    if (file.length() > 4 * 1024 * 1024) {
        options.inSampleSize = 4;
    } else if (file.length() > 1024 * 1024) {
        options.inSampleSize = 2;
    Bitmap bm = BitmapFactory.decodeFile(fileName, options);
    if (bm != null) {
        Bitmap resizebm = resizePreviewBitmap(bm, width, height);
        bm.recycle();
        return resizebm;
    return null;
} catch (OutOfMemoryError e) {
    return null;