Example usage for java.io ByteArrayOutputStream ByteArrayOutputStream

Introduction

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

Prototype

public ByteArrayOutputStream()

Source Link

Document

Creates a new ByteArrayOutputStream .

Usage

From source file:Main.java

public static String encodeToBase64(Bitmap image) {
    ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
    image.compress(Bitmap.CompressFormat.PNG, 100, byteArrayOutputStream);
    byte[] bytes = byteArrayOutputStream.toByteArray();
    return Base64.encodeToString(bytes, Base64.DEFAULT);
}

From source file:Main.java

public static byte[] decodeBitmapToBytes(Bitmap bitmap) {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    if (bitmap != null) {
        bitmap.compress(Bitmap.CompressFormat.PNG, 100, baos);
        return baos.toByteArray();
    } else {//from w w  w .ja v a2s. com
        Log.e(TAG, "bitmap is null");
        return null;
    }
}

From source file:Main.java

public static String getStringFromInputStream(InputStream is) {
    if (is == null) {
        return null;
    }//  w w  w  .  ja  v a  2 s.  c o  m
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    byte[] buffer = new byte[4 * 1024];
    int len = 0;
    try {
        while ((len = is.read(buffer)) != -1) {
            baos.write(buffer, 0, len);
        }
        is.close();
    } catch (Exception e) {
    }
    return baos.toString();
}

From source file:Main.java

public static byte[] bmpToByteArray(final Bitmap bmp, final boolean needRecycle) {
    ByteArrayOutputStream output = new ByteArrayOutputStream();
    bmp.compress(Bitmap.CompressFormat.JPEG, 80, output);
    if (needRecycle) {
        bmp.recycle();//from   w w w .j ava  2 s.  com
    }
    byte[] result = output.toByteArray();
    try {
        output.close();
    } catch (Exception e) {
        e.printStackTrace();
    }
    return result;
}

From source file:Main.java

/**
 * Converts a Bitmap to a byteArray./*from ww  w  .j av  a2  s.  co  m*/
 * @return byteArray
 */
public static byte[] bitmapToByteArray(Bitmap bitmap) {
    ByteArrayOutputStream stream = new ByteArrayOutputStream();
    bitmap.compress(Bitmap.CompressFormat.PNG, 100, stream);
    return stream.toByteArray();
}

From source file:Main.java

public static byte[] convertBitmapToByteArray(Bitmap bitmap) {
    if (bitmap == null) {
        return null;
    } else {//from  w  w  w .  j ava  2s.c  om
        ByteArrayOutputStream stream = new ByteArrayOutputStream();
        bitmap.compress(Bitmap.CompressFormat.PNG, 100, stream);
        return stream.toByteArray();
    }
}

From source file:Main.java

public static byte[] compressStringToByteArray(String uncompressedString) {
    ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
    GZIPOutputStream gzipOutputStream;
    try {// w  ww .  j  a  va  2 s .  c  o  m
        gzipOutputStream = new GZIPOutputStream(byteArrayOutputStream);
        gzipOutputStream.write(uncompressedString.getBytes("UTF-8"));
        gzipOutputStream.close();
    } catch (IOException e) {
        e.printStackTrace();
    }

    return byteArrayOutputStream.toByteArray();
}

From source file:Main.java

public static InputStream getInputStreamFromBitmap(Bitmap bitmap) {
    final ByteArrayOutputStream out = new ByteArrayOutputStream();
    bitmap.compress(Bitmap.CompressFormat.JPEG, 100, out);
    final byte[] bitmapdata = out.toByteArray();
    final ByteArrayInputStream bs = new ByteArrayInputStream(bitmapdata);
    return bs;/*from   w w  w. j av  a  2  s. co m*/
}

From source file:Main.java

public static String readStream(InputStream is) {
    try {//  ww w.  j a va 2 s .  c o m
        ByteArrayOutputStream bo = new ByteArrayOutputStream();
        int i = is.read();
        while (i != -1) {
            bo.write(i);
            i = is.read();
        }
        return bo.toString();
    } catch (IOException e) {
        return "";
    }
}

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);
}