Example usage for android.graphics Bitmap getWidth

Introduction

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

Prototype

public final int getWidth()

Source Link

Document

Returns the bitmap's width

Usage

From source file:Main.java

public static Bitmap scaleBitmap(Bitmap bitmap, float scale) {
    return resizeBitmap(bitmap, (int) (bitmap.getWidth() * scale), (int) (bitmap.getHeight() * scale));
}

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

private static Bitmap resizeBitmap(Bitmap bmp, float width, float height) {
    float xscale = width / bmp.getWidth();
    float yscale = height / bmp.getHeight();
    Matrix matrix = new Matrix();
    // resize original image
    matrix.postScale(xscale, yscale);// www .j  av  a  2  s  . com
    Bitmap dstbmp = Bitmap.createBitmap(bmp, 0, 0, bmp.getWidth(), bmp.getHeight(), matrix, true);
    return dstbmp;
}

From source file:Main.java

public static Bitmap blurLight(Context context, Bitmap image) {
    int width = Math.round(image.getWidth() * BITMAP_SCALE_LIGHT);
    int height = Math.round(image.getHeight() * BITMAP_SCALE_LIGHT);

    Bitmap inputBitmap = Bitmap.createScaledBitmap(image, width, height, false);
    Bitmap outputBitmap = Bitmap.createBitmap(inputBitmap);

    RenderScript rs = RenderScript.create(context);
    ScriptIntrinsicBlur theIntrinsic = ScriptIntrinsicBlur.create(rs, Element.U8_4(rs));
    Allocation tmpIn = Allocation.createFromBitmap(rs, inputBitmap);
    Allocation tmpOut = Allocation.createFromBitmap(rs, outputBitmap);
    theIntrinsic.setRadius(BLUR_RADIUS_LIGHT);
    theIntrinsic.setInput(tmpIn);//from   w  w  w.j a  va2 s. c  om
    theIntrinsic.forEach(tmpOut);
    tmpOut.copyTo(outputBitmap);

    return outputBitmap;
}

From source file:Main.java

public static Bitmap setupFrame(Bitmap bitmap, int width, int color) {
    if (bitmap.getWidth() <= width * 2 || bitmap.getHeight() <= width * 2) {
        return bitmap;
    }// w ww  .  j ava2s  . c  o  m

    Bitmap bp = Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(), Config.ARGB_8888);

    Canvas canvas = new Canvas(bp);
    canvas.drawBitmap(bitmap, 0, 0, new Paint());
    Paint paint = new Paint();
    paint.setColor(color);
    paint.setStrokeWidth(width);
    paint.setStyle(Style.STROKE);
    canvas.drawRect(0, 0, canvas.getWidth() - width, canvas.getHeight() - width, paint);

    bitmap.recycle();
    return bp;
}

From source file:Main.java

public static Bitmap overlay(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);
    canvas.drawBitmap(bmp2, 0, 0, null);
    return bmOverlay;
}

From source file:Main.java

public static Bitmap getImageThumbnail(Bitmap input) {
    int desiredWidth = 500;
    Float width = new Float(input.getWidth());
    Float height = new Float(input.getHeight());
    Float ratio = width / height;
    return Bitmap.createScaledBitmap(input, (int) (desiredWidth * ratio), desiredWidth, false);
}

From source file:Main.java

public static Bitmap GetBitmapClippedCircle(Bitmap bitmap) {
    int width = bitmap.getWidth();
    int height = bitmap.getHeight();
    Bitmap outputBitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);

    Path path = new Path();
    path.addCircle((float) (width / 2), (float) (height / 2), (float) Math.min(width, (height / 2)),
            Path.Direction.CCW);// ww  w  . j  a  va  2 s  .c  o m

    Canvas canvas = new Canvas(outputBitmap);
    canvas.clipPath(path);
    canvas.drawBitmap(bitmap, 0, 0, null);
    return outputBitmap;
}

From source file:Main.java

public static Bitmap revertImage(Bitmap bm) {
    Bitmap bitmap = Bitmap.createBitmap(bm.getWidth(), bm.getHeight(), Bitmap.Config.ARGB_8888);
    Canvas canvas = new Canvas(bitmap);
    Paint paint = new Paint();

    float[] matrixs = new float[] { -1, 0, 0, 1, 1, 0, -1, 0, 1, 1, 0, 0, -1, 1, 1, 0, 0, 0, 1, 0 };

    ColorMatrix colorMatrix = new ColorMatrix();
    colorMatrix.set(matrixs);/* w  w w .j a  va  2s  .c  o  m*/
    paint.setColorFilter(new ColorMatrixColorFilter(colorMatrix));

    canvas.drawBitmap(bm, 0, 0, paint);

    return bitmap;
}

From source file:Main.java

public static Bitmap doInvert(Bitmap src) {
    Bitmap bmOut = Bitmap.createBitmap(src.getWidth(), src.getHeight(), src.getConfig());
    int A, R, G, B;
    int pixelColor;
    int w = src.getWidth();
    int h = src.getHeight();
    for (int y = 0; y < h; y++) {
        for (int x = 0; x < w; x++) {
            pixelColor = src.getPixel(x, y);
            A = Color.alpha(pixelColor);
            R = 255 - Color.red(pixelColor);
            G = 255 - Color.green(pixelColor);
            B = 255 - Color.blue(pixelColor);
            bmOut.setPixel(x, y, Color.argb(A, R, G, B));
        }/*from  www  . j a va 2 s. co m*/
    }
    return bmOut;
}