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

BitmapgetBitmapFromFileInputStream(FileInputStream is)
get Bitmap From File Input Stream 
if (is == null)
    return null;
Bitmap bitmap = null;
try {
    BitmapFactory.Options options = new BitmapFactory.Options();
    options.inPreferredConfig = Config.RGB_565;
    options.inPurgeable = true;
    options.inInputShareable = true;
...
BitmapgetBitmapFromRes(Context context, int resId)
get Bitmap From Res 
Bitmap bitmap = null;
try {
    BitmapFactory.Options options = new BitmapFactory.Options();
    options.inPreferredConfig = Config.RGB_565;
    options.inPurgeable = true;
    options.inInputShareable = true;
    bitmap = BitmapFactory.decodeResource(context.getResources(),
            resId, options);
...
BitmapgetFromUrl(String url)
Gets the from url. 
URL myFileUrl = null;
try {
    myFileUrl = new URL(url);
} catch (MalformedURLException e) {
    e.printStackTrace();
HttpURLConnection conn = (HttpURLConnection) myFileUrl
        .openConnection();
...
BitmapgetImageFromUri(Context ctx, Uri uri, int reqWidth, int reqHeight)
get Image From Uri 
InputStream iStream = ctx.getContentResolver().openInputStream(uri);
byte[] inputData = getBytes(iStream);
return decodeSampledBitmapFromBytes(inputData, reqWidth, reqHeight);
booleangetNetBitmap(String strUrl, File file, Context context, File file2)
get Net Bitmap 
Log.e(TAG, "getBitmap from net");
Bitmap bitmap = null;
InputStream in = null;
FileOutputStream out = null;
try {
    URL url = new URL(strUrl);
    HttpURLConnection con = (HttpURLConnection) url
            .openConnection();
...
voidloadBitmap(Activity activity, int resId, ImageView imageView, int reqWidth, int reqHeight)
load Bitmap 
BitmapFromResourcesTask task = new BitmapFromResourcesTask(
        activity, imageView, reqWidth, reqHeight);
task.execute(resId);
BitmaploadBitmap(Context c, String fileName)
load Bitmap 
ParcelFileDescriptor pfd;
try {
    pfd = c.getContentResolver().openFileDescriptor(
            Uri.parse("file://" + fileName), "r");
} catch (IOException ex) {
    return null;
java.io.FileDescriptor fd = pfd.getFileDescriptor();
...
BitmaploadBitmap(Context c, String fileName, int width)
load Bitmap 
ParcelFileDescriptor pfd;
try {
    pfd = c.getContentResolver().openFileDescriptor(
            Uri.parse("file://" + fileName), "r");
} catch (IOException ex) {
    return null;
java.io.FileDescriptor fd = pfd.getFileDescriptor();
...
BitmaploadBitmap(Context c, String fileName, int width, boolean sample)
load Bitmap 
ParcelFileDescriptor pfd;
try {
    pfd = c.getContentResolver().openFileDescriptor(
            Uri.parse("file://" + fileName), "r");
} catch (IOException ex) {
    return null;
java.io.FileDescriptor fd = pfd.getFileDescriptor();
...
BitmaploadBitmap(InputStream is)
load Bitmap 
try {
    if (is != null && is.available() > 0) {
        return BitmapFactory.decodeStream(is);
    } else {
        return null;
} catch (IOException e) {
    return null;
...