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(int width, int height, @NonNull Config config)

Source Link

Document

Returns a mutable bitmap with the specified width and height.

Usage

From source file:Main.java

public static Bitmap drawableToBitmap(Drawable drawable) {
    Bitmap bitmap = Bitmap.createBitmap(drawable.getIntrinsicWidth(), drawable.getIntrinsicHeight(),
            Bitmap.Config.RGB_565);//from w w w  . ja  va  2  s .  c o m
    Canvas canvas = new Canvas(bitmap);
    drawable.setBounds(0, 0, drawable.getIntrinsicWidth(), drawable.getIntrinsicHeight());
    drawable.draw(canvas);
    return bitmap;
}

From source file:Main.java

public static Bitmap addWhiteBorder(Bitmap bmp, int borderSize) {
    Bitmap bmpWithBorder = Bitmap.createBitmap(bmp.getWidth() + borderSize * 2,
            bmp.getHeight() + borderSize * 2, bmp.getConfig());
    Canvas canvas = new Canvas(bmpWithBorder);
    canvas.drawColor(Color.WHITE);
    canvas.drawBitmap(bmp, borderSize, borderSize, null);
    return bmpWithBorder;
}

From source file:Main.java

public static Bitmap convertView2Bitmap(View view) {
    try {/*from w  w  w.  ja  v  a2 s.c  om*/
        Bitmap bitmap = Bitmap.createBitmap(view.getWidth(), view.getHeight(), Bitmap.Config.ARGB_8888);
        Canvas canvas = new Canvas(bitmap);
        view.draw(canvas);
        return bitmap;
    } catch (Exception e) {
        e.printStackTrace();
        return null;
    }
}

From source file:Main.java

public static Bitmap getDrawableBitmap(Drawable drawable) {
    Bitmap bitmap = Bitmap.createBitmap(drawable.getIntrinsicWidth(), drawable.getIntrinsicHeight(),
            Bitmap.Config.ARGB_8888);/*from   ww w .  j  a  v  a2s.  c o  m*/
    Canvas canvas = new Canvas(bitmap);
    drawable.setBounds(0, 0, canvas.getWidth(), canvas.getHeight());
    drawable.draw(canvas);
    return bitmap;
}

From source file:Main.java

public static Bitmap overlayToDownCenter(Bitmap bmp1, Bitmap bmp2) {
    Bitmap bmOverlay = Bitmap.createBitmap(bmp1.getWidth(), bmp1.getHeight(), bmp1.getConfig());
    Canvas canvas = new Canvas(bmOverlay);
    canvas.drawBitmap(bmp1, new Matrix(), null);
    Matrix matrix = new Matrix();
    matrix.setTranslate(((float) bmp1.getWidth() - bmp2.getWidth()) / 2, bmp1.getHeight() - bmp2.getHeight());
    canvas.drawBitmap(bmp2, matrix, null);
    return bmOverlay;
}

From source file:Main.java

public static Bitmap getSingleColorBitmap(int picWidth, int picHeight, int color) {
    Bitmap bm1 = Bitmap.createBitmap(picWidth, picHeight, Bitmap.Config.ARGB_8888);

    int[] pix = new int[picWidth * picHeight];

    for (int y = 0; y < picHeight; y++)
        for (int x = 0; x < picWidth; x++) {
            int index = y * picWidth + x;
            //int r = ((pix[index] >> 16) & 0xff)|0xff;
            //int g = ((pix[index] >> 8) & 0xff)|0xff;
            //int b =( pix[index] & 0xff)|0xff;
            // pix[index] = 0xff000000 | (r << 16) | (g << 8) | b;
            pix[index] = color;/*from   www  . j  a  v  a2s . c om*/

        }
    bm1.setPixels(pix, 0, picWidth, 0, 0, picWidth, picHeight);
    return bm1;
}

From source file:Main.java

public static Bitmap overlayToDownRightCorner(Bitmap bmp1, Bitmap bmp2) {
    Bitmap bmOverlay = Bitmap.createBitmap(bmp1.getWidth(), bmp1.getHeight(), bmp1.getConfig());
    Canvas canvas = new Canvas(bmOverlay);
    canvas.drawBitmap(bmp1, new Matrix(), null);
    Matrix matrix = new Matrix();
    matrix.setTranslate(bmp1.getWidth() - bmp2.getWidth(), bmp1.getHeight() - bmp2.getHeight());
    canvas.drawBitmap(bmp2, matrix, null);
    return bmOverlay;
}

From source file:Main.java

public static Bitmap getTransparentPlaceholder(int width, int height) {
    Bitmap.Config conf = Bitmap.Config.ALPHA_8;
    Bitmap bmp = Bitmap.createBitmap(width, height, conf);
    bmp.eraseColor(Color.TRANSPARENT);
    return bmp;//from w w  w .jav  a  2  s  .  c  o  m
}

From source file:Main.java

public static Bitmap handleImagePixelsOldPhoto(Bitmap bm) {
    Bitmap bmp = Bitmap.createBitmap(bm.getWidth(), bm.getHeight(), Bitmap.Config.ARGB_8888);
    int width = bm.getWidth();
    int height = bm.getHeight();
    int color = 0;
    int r, g, b, a, r1, g1, b1;

    int[] oldPx = new int[width * height];
    int[] newPx = new int[width * height];

    bm.getPixels(oldPx, 0, bm.getWidth(), 0, 0, width, height);
    for (int i = 0; i < width * height; i++) {
        color = oldPx[i];/*from   ww w .  j  a va 2  s . co m*/
        a = Color.alpha(color);
        r = Color.red(color);
        g = Color.green(color);
        b = Color.blue(color);

        r1 = (int) (0.393 * r + 0.769 * g + 0.189 * b);
        g1 = (int) (0.349 * r + 0.686 * g + 0.168 * b);
        b1 = (int) (0.272 * r + 0.534 * g + 0.131 * b);

        if (r1 > 255) {
            r1 = 255;
        }
        if (g1 > 255) {
            g1 = 255;
        }
        if (b1 > 255) {
            b1 = 255;
        }

        newPx[i] = Color.argb(a, r1, g1, b1);
    }
    bmp.setPixels(newPx, 0, width, 0, 0, width, height);
    return bmp;
}

From source file:Main.java

public static Bitmap convertViewToBitmap(View view) {

    Bitmap bitmap = Bitmap.createBitmap(view.getWidth(), view.getHeight(), Bitmap.Config.ARGB_8888);
    view.draw(new Canvas(bitmap));
    return bitmap;
}