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 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   w  w w.  j a  va  2 s  .  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 getGrayscale(@NonNull Bitmap src) {

    Bitmap dest = Bitmap.createBitmap(src.getWidth(), src.getHeight(), src.getConfig());

    Canvas canvas = new Canvas(dest);
    Paint paint = new Paint();
    ColorMatrixColorFilter filter = new ColorMatrixColorFilter(MATRIX);
    paint.setColorFilter(filter);/*from   w w w .j  a  v a 2 s. c  o m*/
    canvas.drawBitmap(src, 0, 0, paint);

    return dest;
}

From source file:Main.java

public static Bitmap roundCorner(Bitmap src, float round) {
    int width = src.getWidth();
    int height = src.getHeight();
    Bitmap result = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);

    Canvas canvas = new Canvas(result);
    canvas.drawARGB(0, 0, 0, 0);//w  w w  . j  ava2 s. c o m

    final Paint paint = new Paint();
    paint.setAntiAlias(true);
    paint.setColor(Color.BLACK);

    final Rect rect = new Rect(0, 0, width, height);
    final RectF rectF = new RectF(rect);

    canvas.drawRoundRect(rectF, round, round, paint);

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

    return result;
}

From source file:Main.java

private static int[] reduceColor(Bitmap bitmap) {
    sum = 0;/* w  ww .java  2s.c  o  m*/
    int width = bitmap.getWidth();
    int height = bitmap.getHeight();
    int[] grayValues = new int[width * height];
    int[] pix = new int[width * height];
    bitmap.getPixels(pix, 0, width, 0, 0, width, height);
    for (int i = 0; i < width; i++)
        for (int j = 0; j < height; j++) {
            int x = j * width + i;
            int r = (pix[x] >> 16) & 0xff;
            int g = (pix[x] >> 8) & 0xff;
            int b = pix[x] & 0xff;
            int grayValue = (r * 30 + g * 59 + b * 11) / 100;
            sum += grayValue;
            grayValues[x] = grayValue;
        }
    return grayValues;
}

From source file:Main.java

public static Bitmap compressBitmap(Bitmap bitmap, int width, int height, boolean isAdjust) {
    if (bitmap.getWidth() > width || bitmap.getHeight() > height) {
        float scaleX = new BigDecimal(width).divide(new BigDecimal(bitmap.getWidth()), 4, BigDecimal.ROUND_DOWN)
                .floatValue();//  w w  w  .  j a v  a  2s . co m
        float scaleY = new BigDecimal(height)
                .divide(new BigDecimal(bitmap.getHeight()), 4, BigDecimal.ROUND_DOWN).floatValue();
        if (isAdjust) {
            scaleX = (scaleX < scaleY ? scaleX : scaleY);
            scaleY = scaleX;
        }
        Matrix matrix = new Matrix();
        matrix.postScale(scaleX, scaleY);
        bitmap = Bitmap.createBitmap(bitmap, 0, 0, bitmap.getWidth(), bitmap.getHeight(), matrix, true);
    }
    return bitmap;
}

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);//from ww w.  j  av a  2s  .  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

/**
 * draw the image to viewBitmap in fill mode.
 * @param viewBitmap Bitmap to be displayed on the device.
 * @param bitmap Bitmap image./*from w w w. j  a v  a  2 s .c  om*/
 */
public static void drawImageForFillsMode(final Bitmap viewBitmap, final Bitmap bitmap) {

    float getSizeW = bitmap.getWidth();
    float getSizeH = bitmap.getHeight();

    Canvas canvas = new Canvas(viewBitmap);

    final int width = viewBitmap.getWidth();
    final int height = viewBitmap.getHeight();
    for (int drawY = 0; drawY <= height; drawY += getSizeH) {
        for (int drawX = 0; drawX <= width; drawX += getSizeW) {
            canvas.drawBitmap(bitmap, drawX, drawY, null);
        }
    }
}

From source file:Main.java

public static Bitmap scale(Bitmap org, float xRate, float yRate) {

    final int orgWidth = org.getWidth();
    final int orgHeight = org.getHeight();

    Matrix matrix = new Matrix();
    matrix.postScale(xRate, yRate);/*from  www  .j av a 2s  . com*/

    return Bitmap.createBitmap(org, 0, 0, orgWidth, orgHeight, matrix, true);
}

From source file:Main.java

public static Bitmap combineTwoBitmaps(Bitmap background, Bitmap foreground) {
    Bitmap combinedBitmap = Bitmap.createBitmap(background.getWidth(), background.getHeight(),
            background.getConfig());/*from  www. j a  v  a 2 s .co  m*/
    Canvas canvas = new Canvas(combinedBitmap);
    Paint paint = new Paint(Paint.FILTER_BITMAP_FLAG);
    canvas.drawBitmap(background, 0, 0, paint);
    canvas.drawBitmap(foreground, 0, 0, paint);
    return combinedBitmap;
}

From source file:Main.java

public static Bitmap scaleImg(Bitmap bm, int newWidth, int newHeight) {

    int width = bm.getWidth();
    int height = bm.getHeight();

    int newWidth1 = newWidth;
    int newHeight1 = newHeight;

    float scaleWidth = ((float) newWidth1) / width;
    float scaleHeight = ((float) newHeight1) / height;

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

    Bitmap newbm = Bitmap.createBitmap(bm, 0, 0, width, height, matrix, true);
    return newbm;

}