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 rotateBitmapDegree(Bitmap bm, int degree) {
    Bitmap returnBm;//from  w  w w .  j  ava  2  s  .c  om
    int w = bm.getWidth();
    int h = bm.getHeight();

    Matrix matrix = new Matrix();
    matrix.postRotate(degree);

    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 resizeBitmap(Bitmap bitmap, int w, int h) {
    int width = bitmap.getWidth();
    int height = bitmap.getHeight();
    int newWidth = w;
    int newHeight = h;
    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

public static Bitmap applySaturationFilter(Bitmap source, int level) {
    int width = source.getWidth();
    int height = source.getHeight();
    int[] pixels = new int[width * height];
    float[] HSV = new float[3];
    source.getPixels(pixels, 0, width, 0, 0, width, height);

    int index = 0;
    for (int y = 0; y < height; ++y) {
        for (int x = 0; x < width; ++x) {
            index = y * width + x;/*  ww  w.  ja  v  a  2  s.c om*/
            Color.colorToHSV(pixels[index], HSV);
            HSV[1] *= level;
            HSV[1] = (float) Math.max(0.0, Math.min(HSV[1], 1.0));
            pixels[index] |= Color.HSVToColor(HSV);
        }
    }
    Bitmap bmOut = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);
    bmOut.setPixels(pixels, 0, width, 0, 0, width, height);
    return bmOut;
}

From source file:Main.java

public static Bitmap getRotatedBitmap(byte[] bildDaten) {
    Bitmap result = BitmapFactory.decodeByteArray(bildDaten, 0, bildDaten.length);
    if (result.getWidth() > result.getHeight()) {
        Matrix m = new Matrix();
        m.postRotate(90);//from   ww w  .  ja  va  2  s  . c  o m
        result = Bitmap.createBitmap(result, 0, 0, result.getWidth(), result.getHeight(), m, true);
    }
    return result;
}

From source file:Main.java

public static Bitmap getClip(Bitmap bitmap) {
    int width = bitmap.getWidth();
    int height = bitmap.getHeight();

    Bitmap output = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);

    Canvas canvas = new Canvas(output);
    Paint paint = new Paint();
    Rect rect = new Rect(0, 0, width, height);

    paint.setAntiAlias(true);// ww  w. ja v a2  s .  co m
    canvas.drawARGB(0, 0, 0, 0);
    canvas.drawCircle(width / 2, height / 2, width / 2, paint);
    paint.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.SRC_IN));
    canvas.drawBitmap(bitmap, null, rect, paint);
    return output;
}

From source file:Main.java

public static Bitmap bitmap2Round(Bitmap bitmap, float roundPx) {
    Bitmap output = Bitmap.createBitmap(bitmap.getWidth(), bitmap.getHeight(), 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);/* ww  w  . j  a  v a  2s.c  o m*/
    canvas.drawARGB(0, 0, 0, 0);
    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 scaleBitmapByFactor(Bitmap source, float factor) {
    int newWidth = (int) (source.getWidth() * factor);
    int newHeight = (int) (source.getHeight() * factor);
    return Bitmap.createScaledBitmap(source, newWidth, newHeight, true);
}

From source file:Main.java

public static Bitmap makeCircleBitmap(Bitmap original) {
    final int width = original.getWidth();
    final int height = original.getHeight();
    final float radius = Math.min(width, height) / 2;

    Bitmap bitmap = Bitmap.createBitmap(width, height, Bitmap.Config.ARGB_8888);

    Paint paint = new Paint();
    paint.setAntiAlias(true);/*ww  w  .  j ava2  s.c  om*/
    paint.setShader(new BitmapShader(original, Shader.TileMode.CLAMP, Shader.TileMode.CLAMP));

    Canvas canvas = new Canvas(bitmap);
    canvas.drawCircle(radius, radius, radius, paint);

    original.recycle();
    return bitmap;
}

From source file:Main.java

public static Bitmap getRoundBitmap(Bitmap bitmap, int pixels) {
    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);
    final float roundPx = pixels;
    paint.setAntiAlias(true);/*from  w  w w . j a v a 2  s .co  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 void saveBitmap(Bitmap bitmap, File bitmapFile) {
    try {/*from  ww w .  jav  a2s . c  o m*/
        if (bitmap != null && bitmap.getWidth() > 0 && bitmap.getHeight() > 0) {
            FileOutputStream out = new FileOutputStream(bitmapFile);
            bitmap.compress(Bitmap.CompressFormat.PNG, 100, out);
        }

    } catch (Exception e) {
        e.printStackTrace();
    }
}