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 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 ww.  ja  va2 s. com*/
    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 Rect getBitmapRectCenterInside(Bitmap bitmap, View view) {
    int bitmapWidth = bitmap.getWidth();
    int bitmapHeight = bitmap.getHeight();
    int viewWidth = view.getWidth();
    int viewHeight = view.getHeight();
    return getBitmapRectCenterInsideHelper(bitmapWidth, bitmapHeight, viewWidth, viewHeight);
}

From source file:Main.java

public static Bitmap nostalgic(Bitmap bitmap) {
    int width = bitmap.getWidth();
    int height = bitmap.getHeight();
    Bitmap newBitmap = Bitmap.createBitmap(width, height, Config.RGB_565);
    int pixColor = 0;
    int pixR = 0;
    int pixG = 0;
    int pixB = 0;
    int newR = 0;
    int newG = 0;
    int newB = 0;
    int[] pixels = new int[width * height];
    bitmap.getPixels(pixels, 0, width, 0, 0, width, height);
    for (int i = 0; i < height; i++) {
        for (int k = 0; k < width; k++) {
            pixColor = pixels[width * i + k];
            pixR = Color.red(pixColor);
            pixG = Color.green(pixColor);
            pixB = Color.blue(pixColor);
            newR = (int) (0.393 * pixR + 0.769 * pixG + 0.189 * pixB);
            newG = (int) (0.349 * pixR + 0.686 * pixG + 0.168 * pixB);
            newB = (int) (0.272 * pixR + 0.534 * pixG + 0.131 * pixB);
            int newColor = Color.argb(255, newR > 255 ? 255 : newR, newG > 255 ? 255 : newG,
                    newB > 255 ? 255 : newB);
            pixels[width * i + k] = newColor;
        }/*from  ww w  .jav  a2s  .c  om*/
    }
    newBitmap.setPixels(pixels, 0, width, 0, 0, width, height);
    return newBitmap;
}

From source file:Main.java

public static Bitmap getRoundedCornerBitmap(Bitmap bitmap) {
    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 = 50;

    paint.setAntiAlias(true);//from  ww w  . j a  va  2 s . 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

private static boolean checkBitmap(Bitmap bitmap) {
    if (bitmap == null) {
        return false;
    }//  w  w  w.  j av a2  s.  co  m

    if (bitmap.getWidth() <= 0 || bitmap.getHeight() <= 0) {
        return false;
    }
    return true;
}

From source file:Main.java

public static Drawable resizeImage(Bitmap bitmap, int newWidth, int newHeight) {

    Bitmap BitmapOrg = bitmap;
    int width = BitmapOrg.getWidth();
    int height = BitmapOrg.getHeight();

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

    // create a matrix for the manipulation
    Matrix matrix = new Matrix();
    // resize the Bitmap
    matrix.postScale(scaleWidth, scaleHeight);
    // if you want to rotate the Bitmap
    // matrix.postRotate(45);

    // recreate the new Bitmap
    Bitmap resizedBitmap = Bitmap.createBitmap(BitmapOrg, 0, 0, width, height, matrix, true);

    // make a Drawable from Bitmap to allow to set the Bitmap
    // to the ImageView, ImageButton or what ever
    return new BitmapDrawable(resizedBitmap);
}

From source file:Main.java

public static void drawBitmapCenter(Canvas canvas, float f, float f1, float f2, boolean flag, boolean flag1,
        Bitmap bitmap, Paint paint) {
    if (flag) {// w w  w  .  j a va 2s. co  m
        f -= (f2 * (float) bitmap.getWidth()) / 2.0F;
    }
    if (flag1) {
        f1 -= (f2 * (float) bitmap.getHeight()) / 2.0F;
    }
    Matrix matrix = new Matrix();
    matrix.setScale(f2, f2);
    matrix.postTranslate(f, f1);
    canvas.drawBitmap(bitmap, matrix, paint);
}

From source file:Main.java

public static Bitmap getRoundedCornerBitmap(Bitmap bitmap, float roundPx) {
    int w = bitmap.getWidth();
    int h = bitmap.getHeight();
    Bitmap output = Bitmap.createBitmap(w, h, Bitmap.Config.ARGB_8888);
    Canvas canvas = new Canvas(output);
    final int color = 0xff424242;
    final Paint paint = new Paint();
    final Rect rect = new Rect(0, 0, w, h);
    final RectF rectF = new RectF(rect);
    paint.setAntiAlias(true);//from   www . ja v a  2 s. c  o  m
    canvas.drawARGB(0, 0, 0, 0);
    paint.setColor(color);
    canvas.drawRoundRect(rectF, roundPx, roundPx, 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 toRoundCorner(Bitmap bitmap, int pixels) {
    Bitmap output = Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(), Config.ARGB_8888);
    Canvas canvas = new Canvas(output);
    final int color = 0xffffffff;
    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 w  w .  j  a  va  2  s.  c  om
    canvas.drawARGB(0, 255, 255, 255);
    paint.setColor(color);
    canvas.drawRoundRect(rectF, roundPx, roundPx, paint);
    paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN));
    canvas.drawBitmap(bitmap, rect, rect, paint);
    bitmap.recycle();
    return output;
}

From source file:Main.java

/**
 * Method to remove color in a Bitmap, creating a gray scale image.
 *
 * @param bmpOriginal The original Bitmap.
 * @return The gray scale Bitmap./*  ww w  .j a v a  2s .  c  o m*/
 */
public static Bitmap toGrayscale(Bitmap bmpOriginal) {
    Bitmap bmpGrayscale = Bitmap.createBitmap(bmpOriginal.getWidth(), bmpOriginal.getHeight(),
            Bitmap.Config.ARGB_8888);

    Canvas canvas = new Canvas(bmpGrayscale);
    Paint paint = new Paint();
    paint.setAntiAlias(true);
    ColorMatrix cm = new ColorMatrix();
    cm.setSaturation(0);
    ColorMatrixColorFilter colorMatrixColorFilter = new ColorMatrixColorFilter(cm);
    paint.setColorFilter(colorMatrixColorFilter);
    canvas.drawBitmap(bmpOriginal, 0, 0, paint);

    return bmpGrayscale;
}