Example usage for android.graphics Bitmap getHeight

List of usage examples for android.graphics Bitmap getHeight

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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 rotateBitmap(Bitmap origin, float angle) {
    Matrix matrix = new Matrix();
    matrix.postRotate(angle);//  w  w  w  . j ava  2  s  . c om
    return Bitmap.createBitmap(origin, 0, 0, origin.getWidth(), origin.getHeight(), matrix, true);
}

From source file:Main.java

public static int[] getPixels(final Bitmap bit) {
    if (bit == null) {
        return null;
    }//from  w  ww  . ja  v a 2 s .  com
    int width = bit.getWidth();
    int height = bit.getHeight();
    int pixels[] = new int[width * height];
    bit.getPixels(pixels, 0, width, 0, 0, width, height);
    return pixels;
}

From source file:Main.java

public static Bitmap getDrawable(String path, int zoom, int mItemwidth, int mItemHerght) {

    BitmapFactory.Options options = new BitmapFactory.Options();
    options.inJustDecodeBounds = true;/*ww w  .  jav  a 2 s.c  om*/
    BitmapFactory.decodeFile(path, options);
    int mWidth = options.outWidth;
    int mHeight = options.outHeight;
    int s = 1;
    while ((mWidth / s > mItemwidth * 2 * zoom) || (mHeight / s > mItemHerght * 2 * zoom)) {
        s *= 2;
    }

    options = new BitmapFactory.Options();
    options.inPreferredConfig = Config.ARGB_8888;
    options.inSampleSize = s;
    Bitmap bm = BitmapFactory.decodeFile(path, options);

    if (bm != null) {
        int h = bm.getHeight();
        int w = bm.getWidth();

        float ft = (float) ((float) w / (float) h);
        float fs = (float) ((float) mItemwidth / (float) mItemHerght);

        int neww = ft >= fs ? mItemwidth * zoom : (int) (mItemHerght * zoom * ft);
        int newh = ft >= fs ? (int) (mItemwidth * zoom / ft) : mItemHerght * zoom;

        float scaleWidth = ((float) neww) / w;
        float scaleHeight = ((float) newh) / h;

        Matrix matrix = new Matrix();
        matrix.postScale(scaleWidth, scaleHeight);
        bm = Bitmap.createBitmap(bm, 0, 0, w, h, matrix, true);
        return bm;
    }
    return null;
}

From source file:Main.java

public static Bitmap getMosaic(Bitmap bmpOriginal) {

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

    int sizeW = width / STEP;
    int sizeH = height / STEP;

    int resultW = sizeW * STEP;
    int resultH = sizeH * STEP;

    Bitmap bmpMosaic = Bitmap.createBitmap(resultW, resultH, Bitmap.Config.RGB_565);

    int col;/*w w  w .ja va  2 s  .c  o m*/
    for (int i = 0; i < sizeH; i++)
        for (int j = 0; j < sizeW; j++) {
            col = computeAverageColor(j, i, bmpOriginal);
            fillRigeon(col, j, i, bmpMosaic);
        }

    return bmpMosaic;
}

From source file:Main.java

public static Bitmap cropJpgFile(String inFl, String outFl) throws IOException {
    Bitmap bmpIn = BitmapFactory.decodeFile(inFl);
    Bitmap bmOverlay = Bitmap.createBitmap(bmpIn.getWidth(), bmpIn.getHeight(), Bitmap.Config.ARGB_8888);
    Paint p = new Paint();
    p.setXfermode(new PorterDuffXfermode(PorterDuff.Mode.CLEAR));
    Canvas c = new Canvas(bmOverlay);
    c.drawBitmap(bmpIn, 0, 0, null);/*from w  w  w  . j ava 2s  .  c o m*/
    //c.drawRect(30, 30, 100, 100, p);
    File fileOut = new File(outFl);
    FileOutputStream out = new FileOutputStream(fileOut);
    bmOverlay = drawTextToBitmap(bmOverlay, "Image Viewer");
    bmOverlay.compress(Bitmap.CompressFormat.JPEG, 100, out);
    return bmOverlay;
}

From source file:Main.java

public static Bitmap cutImage(Bitmap src, int cutY) {
    //DLOG.d("choices", "cutImage!!");

    int bit_x, bit_y, bit_width, bit_height;
    bit_y = cutY;/*from w  w  w.j ava  2s. c om*/
    bit_height = src.getHeight() - 2 * bit_y;
    bit_width = bit_height * 10 / 16;
    bit_x = (src.getWidth() - bit_width) / 2 + 1;
    return Bitmap.createBitmap(src, bit_x, bit_y, bit_width, bit_height);
}

From source file:Main.java

public static BitmapDrawable sizeChanger(Context context, ImageView imageView, int sizeOnDps, int orientation) {
    Drawable drawing = imageView.getDrawable();
    if (drawing == null) {
        return null;
    }//from  w  w  w .j ava  2 s.c om
    Bitmap bitmap = ((BitmapDrawable) drawing).getBitmap();

    int width = bitmap.getWidth();
    int height = bitmap.getHeight();
    int bounding = dpToPx(250, context);

    float xScale = ((float) bounding) / width;
    float yScale = ((float) bounding) / height;
    float scale = (xScale <= yScale) ? xScale : yScale;

    Matrix matrix = new Matrix();
    matrix.postScale(scale, scale);
    matrix.postRotate(orientation, imageView.getDrawable().getBounds().width() / 2,
            imageView.getDrawable().getBounds().height() / 2);

    Bitmap scaledBitmap = Bitmap.createBitmap(bitmap, 0, 0, width, height, matrix, true);
    width = scaledBitmap.getWidth();
    height = scaledBitmap.getHeight();
    return new BitmapDrawable(scaledBitmap);
}

From source file:Main.java

public static Bitmap imageRotate(Bitmap bitmap, int angle) {

    Matrix mat = new Matrix();
    mat.postRotate(angle);//w  w  w .ja v  a2s  . c o m

    return Bitmap.createBitmap(bitmap, 0, 0, bitmap.getWidth(), bitmap.getHeight(), mat, true);

}

From source file:Main.java

public static Bitmap reliefImage(Bitmap bm) {

    int width = bm.getWidth();
    int height = bm.getHeight();
    int color;/*from   ww  w  .j ava 2 s .  c o  m*/
    int r, g, b, a;

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

    int[] oldPx = new int[width * height];
    int[] newPx = new int[width * height];

    bm.getPixels(oldPx, 0, width, 0, 0, width, height);

    for (int i = 1; i < oldPx.length; i++) {
        color = oldPx[i - 1];
        r = Color.red(color);
        g = Color.green(color);
        b = Color.blue(color);
        a = Color.alpha(color);

        int nextColor = oldPx[i];
        int r1 = Color.red(nextColor);
        int g1 = Color.green(nextColor);
        int b1 = Color.blue(nextColor);

        r = r1 - r + 127;
        g = g1 - g + 127;
        b = b1 - b + 127;

        if (r > 255) {
            r = 255;
        } else if (r < 0) {
            r = 0;
        }

        if (g > 255) {
            g = 255;
        } else if (g < 0) {
            g = 0;
        }

        if (b > 255) {
            b = 255;
        } else if (b < 0) {
            b = 0;
        }

        newPx[i] = Color.argb(a, r, g, b);
    }

    bitmap.setPixels(newPx, 0, width, 0, 0, width, height);
    return bitmap;
}

From source file:Main.java

public static Bitmap RotateBitmap(Bitmap source, float angle) {
    Matrix matrix = new Matrix();
    matrix.postRotate(angle);//from   w  w  w  . ja va  2 s.  c o m
    return Bitmap.createBitmap(source, 0, 0, source.getWidth(), source.getHeight(), matrix, true);
}