Example usage for android.graphics Bitmap getHeight

Introduction

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

Prototype

public final int getHeight()

Source Link

Document

Returns the bitmap's height

Usage

From source file:Main.java

public static Bitmap toRoundCorner(Bitmap bitmap, int pixels) {
    Bitmap output = Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(), bitmap.getConfig());
    Canvas canvas = new Canvas(output);
    final int color = 0xff424242;
    final Paint paint = new Paint();
    final Rect rect = new Rect(0, 0, bitmap.getWidth(), bitmap.getHeight());
    final RectF rectF = new RectF(rect);
    final float roundPx = pixels;
    paint.setAntiAlias(true);/*w  ww.j av a2s.  c  o  m*/
    canvas.drawARGB(0, 0, 0, 0);
    paint.setColor(color);
    canvas.drawRoundRect(rectF, roundPx, roundPx, paint);
    paint.setXfermode(new PorterDuffXfermode(Mode.SRC_IN));
    canvas.drawBitmap(bitmap, rect, rect, paint);
    return output;
}

From source file:Main.java

public static Bitmap resizeImage(Bitmap bitmap, int newWidth, int newHeight) {
    int width = bitmap.getWidth();
    int height = bitmap.getHeight();

    float scaleWidth = ((float) newWidth) / width;
    float scaleHeight = ((float) newHeight) / height;

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

    Bitmap resizedBitmap = Bitmap.createBitmap(bitmap, 0, 0, width, height, matrix, true);
    return resizedBitmap;
}

From source file:Main.java

/**
 * create a circle from cutout from a bitmap.
 * does not alter sizes.//from  w  ww . j a v a 2 s  .c  o  m
 *
 * @param bitmap the bitmap
 * @see #cutCircleFromBitmap(String, int)
 * @return a bitmap circle cutout
 */
public static Bitmap roundBitMap(Bitmap bitmap) {
    Bitmap circleBitmap = Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(), Config.ARGB_8888);

    BitmapShader shader = new BitmapShader(bitmap, TileMode.CLAMP, TileMode.CLAMP);
    Paint paint = new Paint(Paint.ANTI_ALIAS_FLAG);

    paint.setShader(shader);

    Canvas c = new Canvas(circleBitmap);

    c.drawCircle(bitmap.getWidth() / 2, bitmap.getHeight() / 2, bitmap.getWidth() / 2, paint);

    return circleBitmap;
}

From source file:Main.java

public static int getBitmapSize(Bitmap bitmap) {
    if (null == bitmap) {
        return 0;
    }//w w w . j a v a2s. c o m

    return bitmap.getRowBytes() * bitmap.getHeight();
}

From source file:Main.java

public static Bitmap toRoundCorner(Bitmap bitmap, int pixels) {
    Bitmap output = Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(), Config.ARGB_8888);
    Canvas canvas = new Canvas(output);
    final int color = 0xff424242;
    final Paint paint = new Paint();
    final Rect rect = new Rect(0, 0, bitmap.getWidth(), bitmap.getHeight());
    final RectF rectF = new RectF(rect);
    final float roundPx = pixels;
    paint.setAntiAlias(true);/*from   w  w  w.ja v  a2s  .co m*/
    canvas.drawARGB(0, 0, 0, 0);
    paint.setColor(color);
    canvas.drawRoundRect(rectF, roundPx, roundPx, paint);
    paint.setXfermode(new PorterDuffXfermode(Mode.SRC_IN));
    canvas.drawBitmap(bitmap, rect, rect, paint);
    return output;
}

From source file:Main.java

public static Bitmap getRoundedCornerBitmap(Bitmap bitmap, float ratio) {

    Bitmap output = Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(), Bitmap.Config.ARGB_8888);
    Canvas canvas = new Canvas(output);

    final Paint paint = new Paint();
    final Rect rect = new Rect(0, 0, bitmap.getWidth(), bitmap.getHeight());
    final RectF rectF = new RectF(rect);

    paint.setAntiAlias(true);//from  w  ww.ja  va  2s .com
    canvas.drawARGB(0, 0, 0, 0);
    canvas.drawRoundRect(rectF, bitmap.getWidth() / ratio, bitmap.getHeight() / ratio, paint);

    paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN));
    canvas.drawBitmap(bitmap, rect, rect, paint);
    return output;
}

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);//from  www .j  ava 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 int[] getBitmapPixels(@NonNull Bitmap bitmap, int x, int y, int width, int height) {
    int[] pixels = new int[bitmap.getWidth() * bitmap.getHeight()];
    bitmap.getPixels(pixels, 0, bitmap.getWidth(), x, y, width, height);
    final int[] subsetPixels = new int[width * height];
    for (int row = 0; row < height; row++) {
        System.arraycopy(pixels, (row * bitmap.getWidth()), subsetPixels, row * width, width);
    }//from  w  w  w .  j  a  va2 s.  c  om
    return subsetPixels;
}

From source file:Main.java

public static Bitmap resizeImageByWidth(Bitmap defaultBitmap, int targetWidth) {
    int rawWidth = defaultBitmap.getWidth();
    int rawHeight = defaultBitmap.getHeight();
    float targetHeight = targetWidth * (float) rawHeight / (float) rawWidth;
    float scaleWidth = targetWidth / (float) rawWidth;
    float scaleHeight = targetHeight / (float) rawHeight;
    Matrix localMatrix = new Matrix();
    localMatrix.postScale(scaleHeight, scaleWidth);
    return Bitmap.createBitmap(defaultBitmap, 0, 0, rawWidth, rawHeight, localMatrix, true);
}

From source file:Main.java

public static Bitmap toRoundCorner(Bitmap bitmap, int pixels) {
    Bitmap output = Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(), Config.ARGB_8888);
    Canvas canvas = new Canvas(output);

    final int color = 0xff424242;
    final Paint paint = new Paint();
    final Rect rect = new Rect(0, 0, bitmap.getWidth(), bitmap.getHeight());
    final RectF rectF = new RectF(rect);
    final float roundPx = pixels;

    paint.setAntiAlias(true);//from  w  w w  .j a v  a 2s . c o m
    canvas.drawARGB(0, 0, 0, 0);
    paint.setColor(color);
    canvas.drawRoundRect(rectF, roundPx, roundPx, paint);

    paint.setXfermode(new PorterDuffXfermode(Mode.SRC_IN));
    canvas.drawBitmap(bitmap, rect, rect, paint);

    return output;
}