Example usage for android.graphics Bitmap createBitmap

Introduction

In this page you can find the example usage for android.graphics Bitmap createBitmap.

Prototype

public static Bitmap createBitmap(@NonNull DisplayMetrics display, @NonNull @ColorInt int[] colors, int offset,
        int stride, int width, int height, @NonNull Config config)

Source Link

Document

Returns a immutable bitmap with the specified width and height, with each pixel value set to the corresponding value in the colors array.

Usage

From source file:Main.java

public static Bitmap rotateImage(Bitmap bitmap, int rotate) {
    if (rotate != 0) {
        // rotate
        Matrix m = new Matrix();
        m.postRotate(rotate);//from w w  w  .  j av  a 2  s  . c  om
        Bitmap rotImage = Bitmap.createBitmap(bitmap, 0, 0, bitmap.getWidth(), bitmap.getHeight(), m, true);
        bitmap.recycle();
        System.gc();

        return rotImage;
    }
    return bitmap;
}

From source file:Main.java

public static Bitmap roateImage(Bitmap mBitmap, float degree) {
    if (mBitmap.getWidth() > mBitmap.getHeight()) {
        Matrix matrix = new Matrix();
        matrix.postRotate(degree);//  w  ww. j  a v a 2  s  .  c o  m
        mBitmap = Bitmap.createBitmap(mBitmap, 0, 0, mBitmap.getWidth(), mBitmap.getHeight(), matrix, true);
    }
    return mBitmap;
}

From source file:Main.java

private static Bitmap getBitmap(Bitmap bitmap) {
    int width = bitmap.getWidth();
    int height = bitmap.getHeight();
    Matrix matrix = new Matrix();
    matrix.setScale(0.5f, 0.5f);// w w w.  j  av a2  s .  co m
    bitmap = Bitmap.createBitmap(bitmap, width / 2 - 10, height / 3 - 10, width / 2 + 10, height / 3 + 10,
            matrix, true);
    return bitmap;
}

From source file:Main.java

public static Bitmap rotateBitmap(Bitmap bmp, float rotation) {
    if (rotation == 0) {
        return bmp;
    }/* w ww .  j a v a 2  s.  c  o m*/

    Matrix matrix = new Matrix();
    matrix.postRotate(rotation);

    return Bitmap.createBitmap(bmp, 0, 0, bmp.getWidth(), bmp.getHeight(), matrix, true);
}

From source file:Main.java

public static Bitmap resizeBitmap(Bitmap bitmap, float sx, float sy) {
    Bitmap newBitmap;//from   w  ww  . j av  a2 s .  c  om
    Matrix matrix = new Matrix();
    matrix.postScale(sx, sy);
    newBitmap = Bitmap.createBitmap(bitmap, 0, 0, bitmap.getWidth(), bitmap.getHeight(), matrix, false);
    return newBitmap;
}

From source file:Main.java

private static Bitmap rotate(Bitmap bmp, int rotation) {
    if (rotation == 0)
        return bmp;

    try {/*from w  ww . j av  a  2 s  . co m*/
        Matrix matrix = new Matrix();
        matrix.preRotate(rotation);
        return Bitmap.createBitmap(bmp, 0, 0, bmp.getWidth(), bmp.getHeight(), matrix, true);
    } finally {
        bmp.recycle();
    }
}

From source file:Main.java

public static Bitmap showPicture(Bitmap myBitmap, int rot) {
    Matrix matrix = new Matrix();
    matrix.postRotate(rot);//  ww  w  . j av  a 2  s .  c o m

    Bitmap scaledBitmap = Bitmap.createScaledBitmap(myBitmap, 320, 320, true);
    return Bitmap.createBitmap(scaledBitmap, 0, 0, scaledBitmap.getWidth(), scaledBitmap.getHeight(), matrix,
            true);
}

From source file:Main.java

/**
 *
 * @param source/*  ww w . j a v a2s. c o m*/
 * @param angle
 * @return
 */
private static Bitmap rotateImage(Bitmap source, float angle) {
    Matrix matrix = new Matrix();
    matrix.postRotate(angle);
    return Bitmap.createBitmap(source, 0, 0, source.getWidth(), source.getHeight(), matrix, true);
}

From source file:Main.java

public static Bitmap decodeBitmap(Bitmap bitmap, int orientation) {
    int width = bitmap.getWidth();
    int height = bitmap.getHeight();
    Matrix mtx = new Matrix();
    mtx.postRotate(orientation);//  ww w .  j a  va  2  s.com
    return Bitmap.createBitmap(bitmap, 0, 0, width, height, mtx, true);
}

From source file:Main.java

public static Bitmap big(Bitmap bitmap, float scale) {
    if (bitmap == null) {
        return null;
    }/*from ww w .j a  va 2 s  .  c o  m*/
    Matrix matrix = new Matrix();
    matrix.postScale(scale, scale);
    Bitmap resizeBmp = Bitmap.createBitmap(bitmap, 0, 0, bitmap.getWidth(), bitmap.getHeight(), matrix, true);
    if (!bitmap.isRecycled()) {
        bitmap.recycle();
    }
    return resizeBmp;
}