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 byte[] bitmap2Byte(Bitmap bitmap) {
    if (bitmap == null) {
        return null;
    }//from   w  w  w  .j ava 2s .c o  m
    int size = bitmap.getWidth() * bitmap.getHeight();
    ByteArrayOutputStream baos = new ByteArrayOutputStream(size);
    bitmap.compress(CompressFormat.JPEG, 100, baos);
    return baos.toByteArray();
}

From source file:Main.java

public static Bitmap getRounded(Bitmap bm, int cornerRadiusPx) {
    int w = bm.getWidth();
    int h = bm.getHeight();

    Bitmap bmOut = Bitmap.createBitmap(w, h, Bitmap.Config.ARGB_8888);
    Canvas canvas = new Canvas(bmOut);

    Paint paint = new Paint();
    paint.setAntiAlias(true);//w ww .  j  a va2  s . c om
    paint.setColor(0xff424242);

    Rect rect = new Rect(0, 0, w, h);
    RectF rectF = new RectF(rect);

    canvas.drawARGB(0, 0, 0, 0);
    canvas.drawRoundRect(rectF, cornerRadiusPx, cornerRadiusPx, paint);

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

    return bmOut;
}

From source file:Main.java

public static Bitmap rotateBitmap(Bitmap bm, int direction) {
    Bitmap returnBm;/*from w  w w. j av a 2 s.c om*/
    int w = bm.getWidth();
    int h = bm.getHeight();

    Matrix matrix = new Matrix();
    if (direction == ROTATE_LEFT) {
        matrix.postRotate(-90);
    } else if (direction == ROTATE_RIGHT) {
        matrix.postRotate(90);
    }

    returnBm = Bitmap.createBitmap(bm, 0, 0, w, h, matrix, true);

    if (bm != returnBm) {
        bm.recycle();
    }

    return returnBm;
}

From source file:Main.java

public static Bitmap getPaintedBitmap(Bitmap bitmap, Paint paint, boolean deleteOld) {
    final Bitmap colorBitmap = Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(), bitmap.getConfig());
    final Canvas c = new Canvas(colorBitmap);
    c.drawBitmap(bitmap, 0, 0, paint);/*ww w.j a v  a 2  s  . co m*/
    if (deleteOld) {
        bitmap.recycle();
    }
    return colorBitmap;
}

From source file:Main.java

public static int[] extractPixels(final Bitmap bitmap) {
    final int w = bitmap.getWidth();
    final int h = bitmap.getHeight();
    final int[] colors = new int[w * h];
    bitmap.getPixels(colors, 0, w, 0, 0, w, h);
    return colors;
}

From source file:Main.java

public static Bitmap toThreshold(Bitmap bmpOriginal) {
    int imageWidth = bmpOriginal.getWidth();
    int imageHeight = bmpOriginal.getHeight();
    Bitmap bmpThreshold = Bitmap.createBitmap(imageWidth, imageHeight, Bitmap.Config.RGB_565);
    int[] buffer = new int[imageWidth];

    int grayVal;// w  w w .ja  v a  2 s .com
    for (int row = 0; row < imageHeight; row++) {
        for (int col = 0; col < imageWidth; col++) {
            grayVal = rgbToGray(bmpOriginal.getPixel(col, row));
            if (grayVal > 125)
                buffer[col] = Color.rgb(255, 255, 255);
            else
                buffer[col] = Color.rgb(0, 0, 0);
        }
        bmpThreshold.setPixels(buffer, 0, imageWidth, 0, row, imageWidth, 1);
    }
    return bmpThreshold;
}

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 zoomBitmap(Bitmap bitmap, int w, int h) {
    int width = bitmap.getWidth();
    int height = bitmap.getHeight();
    Matrix matrix = new Matrix();
    float scaleWidht = ((float) w) / width;
    float scaleHeight = ((float) h) / height;
    matrix.postScale(scaleWidht, scaleHeight);
    Bitmap newbmp = Bitmap.createBitmap(bitmap, 0, 0, width, height, matrix, true);
    return newbmp;
}

From source file:Main.java

public static Bitmap getRoundedCornerBitmap(Bitmap srcBitmap, float radius) {
    Bitmap resultBitmap = Bitmap.createBitmap(srcBitmap.getWidth(), srcBitmap.getHeight(),
            Bitmap.Config.ARGB_8888);//from  w ww . ja  v a  2  s .com
    Canvas canvas = new Canvas(resultBitmap);
    Paint paint = new Paint();
    Rect rect = new Rect(0, 0, srcBitmap.getWidth(), srcBitmap.getHeight());
    RectF rectF = new RectF(rect);
    paint.setAntiAlias(true);
    canvas.drawARGB(0, 0, 0, 0);
    paint.setColor(0xBDBDBE);
    canvas.drawRoundRect(rectF, radius, radius, paint);
    paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN));
    canvas.drawBitmap(srcBitmap, rect, rect, paint);
    return resultBitmap;
}

From source file:Main.java

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

    Bitmap output = Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(), 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, bitmap.getWidth(), bitmap.getHeight());
    final RectF rectF = new RectF(rect);

    paint.setAntiAlias(true);//from  w  ww.j  a va2s  . c  om
    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;
}