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 rotateBitmap(Bitmap bitmap, int rotationAngle) {
    mMatrix.reset();//from  w ww . j  av  a2  s.  co  m
    mMatrix.postRotate(rotationAngle);
    return Bitmap.createBitmap(bitmap, 0, 0, bitmap.getWidth(), bitmap.getHeight(), mMatrix, false);
}

From source file:Main.java

/**
 * TODO doc/* w  ww.  j  a v  a 2  s  .  c  om*/
 *
 * @param source
 * @return
 */
public static Bitmap flipVerticallyBitmap(Bitmap source) {
    Matrix m = new Matrix();
    m.preScale(1, -1);
    return Bitmap.createBitmap(source, 0, 0, source.getWidth(), source.getHeight(), m, false);
}

From source file:Main.java

public static Bitmap rotateBitmapDegrees(Bitmap bitmap, int orientation) {
    if (orientation == 0) {
        return bitmap;
    }/*from  w  w w  . jav a  2  s  .co  m*/

    Matrix matrix = new Matrix();
    matrix.setRotate(orientation);
    Bitmap bmRotated = Bitmap.createBitmap(bitmap, 0, 0, bitmap.getWidth(), bitmap.getHeight(), matrix, true);
    bitmap.recycle();
    return bmRotated;
}

From source file:Main.java

/**
 * TODO doc// w  ww .j av  a 2  s .  c o m
 *
 * @param source
 * @return
 */
public static Bitmap flipHorizonallyBitmap(Bitmap source) {
    Matrix m = new Matrix();
    m.setScale(-1, 1);
    return Bitmap.createBitmap(source, 0, 0, source.getWidth(), source.getHeight(), m, false);
}

From source file:Main.java

public static Bitmap scaleExistingBitmap(Bitmap bm, float scaleWidth, float scaleHeight) {

    int width = bm.getWidth();
    int height = bm.getHeight();

    Matrix matrix = new Matrix();
    matrix.postScale(scaleWidth, scaleHeight);

    Bitmap resizedBitmap = Bitmap.createBitmap(bm, 0, 0, width, height, matrix, false);
    return resizedBitmap;
}

From source file:Main.java

public static Bitmap postRotateBitamp(Bitmap bmp, float degree) {

    int bmpWidth = bmp.getWidth();
    int bmpHeight = bmp.getHeight();

    Matrix matrix = new Matrix();
    matrix.postRotate(degree);//from   w w w .j av  a  2s .c  om
    Bitmap resizeBmp = Bitmap.createBitmap(bmp, 0, 0, bmpWidth, bmpHeight, matrix, true);
    return resizeBmp;
}

From source file:Main.java

public static Bitmap rotateBitmap(Bitmap bitmap, float degrees) {
    Bitmap resizeBmp = null;/*from  w w  w. j ava2 s .  c om*/
    if (bitmap != null && degrees > 0) {
        Matrix matrix = new Matrix();
        matrix.setRotate(degrees);
        resizeBmp = Bitmap.createBitmap(bitmap, 0, 0, bitmap.getWidth(), bitmap.getHeight(), matrix, true);
    }
    return resizeBmp;
}

From source file:Main.java

public static Bitmap rotate(Bitmap bitmap, int degree) {
    int w = bitmap.getWidth();
    int h = bitmap.getHeight();
    Matrix mtx = new Matrix();
    mtx.postRotate(degree);//  w  w w. j  a v a  2s  . co m
    return Bitmap.createBitmap(bitmap, 0, 0, w, h, mtx, true);
}

From source file:Main.java

public static Bitmap rotate(@NonNull final Bitmap bitmap, final float angle) {
    final Matrix matrix = new Matrix();
    matrix.postRotate(angle);//from  w  w w  . j av a2s  .  co m
    return Bitmap.createBitmap(bitmap, 0, 0, bitmap.getWidth(), bitmap.getHeight(), matrix, true);
}

From source file:Main.java

public static Bitmap resize(Bitmap bmp, int width, int height) {
    float sx = (width * 1.0f) / bmp.getWidth();
    float sy = (height * 1.0f) / bmp.getHeight();
    Matrix matrix = new Matrix();
    matrix.postScale(sx, sy);//from w  w w.j  a va 2  s . c  om
    return Bitmap.createBitmap(bmp, 0, 0, bmp.getWidth(), bmp.getHeight(), matrix, true);
}