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 rotate) {
    if (bitmap == null)
        return null;

    int w = bitmap.getWidth();
    int h = bitmap.getHeight();

    // Setting post rotate to 90
    Matrix mtx = new Matrix();
    mtx.postRotate(rotate);/*from w  w  w.  j av  a 2  s .  c o  m*/
    return Bitmap.createBitmap(bitmap, 0, 0, w, h, mtx, true);
}

From source file:Main.java

private static Bitmap rotateBitmap(Bitmap bitmap, int rotate) {
    if (bitmap == null)
        return null;

    int w = bitmap.getWidth();
    int h = bitmap.getHeight();

    // Setting post rotate to 90  
    Matrix mtx = new Matrix();
    mtx.postRotate(rotate);/*  w w w.  ja  va2s. co  m*/
    return Bitmap.createBitmap(bitmap, 0, 0, w, h, mtx, true);
}

From source file:Main.java

public synchronized static Bitmap getRotatedBitmap(Bitmap bitmap, int degrees) {
    if (degrees != 0 && bitmap != null) {
        Matrix m = new Matrix();
        m.setRotate(degrees, (float) bitmap.getWidth() / 2, (float) bitmap.getHeight() / 2);
        try {//from  w w w.j a  v  a2  s.  c o m
            Bitmap b2 = Bitmap.createBitmap(bitmap, 0, 0, bitmap.getWidth(), bitmap.getHeight(), m, true);
            if (bitmap != b2) {
                bitmap.recycle();
                bitmap = b2;
            }
        } catch (OutOfMemoryError e) {
            // Log.d(PhotoUtil.class.getSimpleName(),
            // "Error: "+e.getMessage());
        }
    }

    return bitmap;
}

From source file:Main.java

private static Bitmap getScaleLogo(Bitmap logo, int w, int h) {
    if (logo == null)
        return null;
    Matrix matrix = new Matrix();
    float scaleFactor = Math.min(w * 1.0f / 5 / logo.getWidth(), h * 1.0f / 5 / logo.getHeight());
    matrix.postScale(scaleFactor, scaleFactor);
    Bitmap result = Bitmap.createBitmap(logo, 0, 0, logo.getWidth(), logo.getHeight(), matrix, true);
    return result;
}

From source file:Main.java

/**
 * Rotate the bitmap with the specif angle
 *
 * @param angle//from  w  w w.  ja  va 2  s .  c  om
 * @param bitmap
 * @return Bitmap
 */
public static Bitmap rotateImageView(int angle, Bitmap bitmap) {
    Matrix matrix = new Matrix();
    matrix.postRotate(angle);
    System.out.println("angle2=" + angle);
    return Bitmap.createBitmap(bitmap, 0, 0, bitmap.getWidth(), bitmap.getHeight(), matrix, true);
}

From source file:Main.java

public static Bitmap rotateBitmap(int degrees, Bitmap bitmap) {
    if (degrees == 0 || null == bitmap) {
        return bitmap;
    }//from   ww w . j a v  a2s.c  om
    Matrix matrix = new Matrix();
    matrix.setRotate(degrees, bitmap.getWidth() / 2, bitmap.getHeight() / 2);
    Bitmap bmp = Bitmap.createBitmap(bitmap, 0, 0, bitmap.getWidth(), bitmap.getHeight(), matrix, true);
    if (null != bitmap) {
        bitmap.recycle();
        bitmap = null;
    }
    return bmp;
}

From source file:Main.java

public static Bitmap zoom(Bitmap bitmap, int w, int h) {
    int width = bitmap.getWidth();
    int height = bitmap.getHeight();
    Matrix matrix = new Matrix();
    float scaleWidth = ((float) w / width);
    float scaleHeight = ((float) h / height);
    matrix.postScale(scaleWidth, scaleHeight);
    return Bitmap.createBitmap(bitmap, 0, 0, width, height, matrix, true);
}

From source file:Main.java

public static Bitmap zoomBitmapScale(Bitmap bitmap, float sx, float sy) {
    if (sx <= 0 || sy <= 0) {
        return bitmap;
    }/*  w w  w .jav a2s. co m*/
    if (bitmap == null) {
        return null;
    }
    Matrix matrix = new Matrix();
    matrix.postScale(sx, sx);
    return Bitmap.createBitmap(bitmap, 0, 0, bitmap.getWidth(), bitmap.getHeight(), matrix, true);
}

From source file:Main.java

public static Bitmap zoomBitmap(Bitmap bitmap, int width, int height) {
    int w = bitmap.getWidth();
    int h = bitmap.getHeight();
    Matrix matrix = new Matrix();
    float scaleWidht = (float) width / w;
    float scaleHeight = (float) height / h;
    matrix.postScale(scaleWidht, scaleHeight);
    return Bitmap.createBitmap(bitmap, 0, 0, width, height, matrix, true);
}

From source file:Main.java

public static Bitmap zoomBitmap(Bitmap bitmap, int width, int height) {
    int w = bitmap.getWidth();
    int h = bitmap.getHeight();
    Matrix matrix = new Matrix();
    float scaleWidth = ((float) width / w);
    float scaleHeight = ((float) height / h);
    matrix.postScale(scaleWidth, scaleHeight);
    return Bitmap.createBitmap(bitmap, 0, 0, w, h, matrix, true);
}