Example usage for java.io ByteArrayOutputStream toByteArray

Introduction

In this page you can find the example usage for java.io ByteArrayOutputStream toByteArray.

Prototype

public synchronized byte[] toByteArray()

Source Link

Document

Creates a newly allocated byte array.

Usage

From source file:Main.java

public static InputStream bitmap2InputStream(Bitmap bm, int quality) {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    bm.compress(Bitmap.CompressFormat.PNG, quality, baos);
    InputStream is = new ByteArrayInputStream(baos.toByteArray());
    return is;/*from  w  w w.jav  a  2 s.c o  m*/
}

From source file:Main.java

public static byte[] toByteArray(final Bitmap bitmap) {

    final ByteArrayOutputStream output = new ByteArrayOutputStream();

    bitmap.compress(Bitmap.CompressFormat.PNG, 100, output);

    bitmap.recycle();//w  w  w  .  j  av a 2s.co  m

    return output.toByteArray();
}

From source file:Main.java

public static String getBase64FromBitmap(Bitmap bitmap) {
    ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
    bitmap.compress(Bitmap.CompressFormat.PNG, 100, byteArrayOutputStream);
    byte[] byteArray = byteArrayOutputStream.toByteArray();
    return Base64.encodeToString(byteArray, Base64.DEFAULT);
}

From source file:Main.java

public static String base64Encode(ImageView imageView) {
    if (imageView.getDrawable() != null) {
        Bitmap avatarBitmap = ((BitmapDrawable) imageView.getDrawable()).getBitmap();
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        avatarBitmap.compress(Bitmap.CompressFormat.PNG, 70, baos);
        byte[] avatarByteArray = baos.toByteArray();
        return Base64.encodeToString(avatarByteArray, Base64.DEFAULT);
    } else {//www.j av  a2s .c  om
        return null;
    }
}

From source file:Main.java

public static byte[] BitmapToBytes(Bitmap paramBitmap) {
    ByteArrayOutputStream localByteArrayOutputStream = new ByteArrayOutputStream();
    paramBitmap.compress(Bitmap.CompressFormat.PNG, 100, localByteArrayOutputStream);
    return localByteArrayOutputStream.toByteArray();
}

From source file:Main.java

public static String bitmapToBase64(Bitmap bitmap) {
    ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
    bitmap.compress(Bitmap.CompressFormat.PNG, 100, byteArrayOutputStream);
    byte[] byteArray = byteArrayOutputStream.toByteArray();
    return Base64.encodeToString(byteArray, Base64.DEFAULT);
}

From source file:Main.java

public static byte[] getBitmapBytes(Bitmap paramBitmap) {
    ByteArrayOutputStream localByteArrayOutputStream = new ByteArrayOutputStream();
    paramBitmap.compress(Bitmap.CompressFormat.PNG, 100, localByteArrayOutputStream);
    return localByteArrayOutputStream.toByteArray();
}

From source file:Main.java

/**
 * Write image to internal storage/*  w  ww.j av a 2s . c  o  m*/
 * @param context  : Context android.
 * @param fileName : Image file name.
 * @param image    : Bitmap image format PNG only.
 */
public static void saveImageToInternalStorage(Context context, String fileName, Bitmap image) {
    // Convert Bitmap to byteArray
    ByteArrayOutputStream stream = new ByteArrayOutputStream();
    image.compress(Bitmap.CompressFormat.PNG, 100, stream);
    byte[] byteArray = stream.toByteArray();

    // Open fileOutput with fileName and write byteArray
    try {
        FileOutputStream fos = context.openFileOutput(fileName, Context.MODE_PRIVATE);
        if (fos != null) {
            fos.write(byteArray);
            fos.close();
        }
    } catch (Exception e) {
        e.printStackTrace();
    }
}

From source file:Main.java

public static String bitmapToBase64(Bitmap bitmap) {
    ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
    bitmap.compress(Bitmap.CompressFormat.PNG, 100, byteArrayOutputStream);
    byte[] byteArray = byteArrayOutputStream.toByteArray();
    return Base64.encodeToString(byteArray, 0);
}

From source file:Main.java

/**
 * Method to convert a Bitmap into a byte[].
 * Attention: this method is very expensive!!!
 *
 * @param source The Bitmap to convert.//from  w  w w  .  ja va  2 s  . c o m
 * @return The byte[] that represents the source Bitmap.
 */
public static byte[] toByteArray(Bitmap source) throws IOException {
    ByteArrayOutputStream blob = new ByteArrayOutputStream();
    source.compress(Bitmap.CompressFormat.PNG, 0 /*ignored for PNG*/, blob);
    byte[] photoByteArray = blob.toByteArray();
    blob.close();
    return photoByteArray;
}