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 resize(Bitmap bmp, int width, int height) {
    float sx = (width * 1.0f) / bmp.getWidth();
    float sy = (height * 1.0f) / bmp.getHeight();
    Matrix matrix = new Matrix();
    matrix.postScale(sx, sy);/*from   w  w  w  .j a  v a  2  s.c om*/
    return Bitmap.createBitmap(bmp, 0, 0, bmp.getWidth(), bmp.getHeight(), matrix, true);
}

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From source file:Main.java

public static Bitmap scaleBitmap(Bitmap srcBmp, int iWidth, int iHeight) {
    float fWidth = srcBmp.getWidth();
    float fHeight = srcBmp.getHeight();

    if (fWidth > iWidth) {
        float mWidth = (float) (fWidth / 100);
        float fScale = (float) (iWidth / mWidth);
        fWidth *= (fScale / 100);/*  w  ww. java  2 s .c  o  m*/
        fHeight *= (fScale / 100);
    } else if (fHeight > iHeight) {
        float mHeight = (float) (fHeight / 100);
        float fScale = (float) (iHeight / mHeight);
        fWidth *= (fScale / 100);
        fHeight *= (fScale / 100);
    }
    return Bitmap.createScaledBitmap(srcBmp, (int) fWidth, (int) fHeight, true);
}

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From source file:Main.java

public static Bitmap getCroppedBitmap(Bitmap bmp, int radius) {

    Bitmap sbmp;//from  w  w w . j  a va 2  s. c o m
    if (bmp.getWidth() != radius || bmp.getHeight() != radius)
        sbmp = Bitmap.createScaledBitmap(bmp, radius, radius, false);
    else
        sbmp = bmp;
    Bitmap output = Bitmap.createBitmap(sbmp.getWidth(), sbmp.getHeight(), Config.ARGB_8888);
    Canvas canvas = new Canvas(output);
    //final int color = 0xffa19774;
    final Paint paint = new Paint();
    final Rect rect = new Rect(0, 0, sbmp.getWidth(), sbmp.getHeight());
    paint.setAntiAlias(true);
    paint.setFilterBitmap(true);
    paint.setDither(true);
    canvas.drawARGB(0, 0, 0, 0);
    paint.setColor(Color.parseColor("#BAB399"));
    canvas.drawCircle(sbmp.getWidth() / 2 + 0.7f, sbmp.getHeight() / 2 + 0.7f, sbmp.getWidth() / 2 + 0.1f,
            paint);
    paint.setXfermode(new PorterDuffXfermode(Mode.SRC_IN));
    canvas.drawBitmap(sbmp, rect, rect, paint);
    return output;
}

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From source file:Main.java

/**
 * Returns semi-rounded bitmap. This is used for displaying atn promotion images.
 * /*from   w  w w  .  j  a v a2  s  .co m*/
 * @param context
 * @param input
 * @return
 */
public static Bitmap getSemiRoundedBitmap(Context context, Bitmap input) {
    Bitmap output = Bitmap.createBitmap(input.getWidth(), input.getHeight(), Config.ARGB_8888);
    Canvas canvas = new Canvas(output);
    final float densityMultiplier = context.getResources().getDisplayMetrics().density;
    final int color = 0xff424242;
    final Paint paint = new Paint();
    final Rect rect = new Rect(0, 0, input.getWidth(), input.getHeight());
    final RectF rectF = new RectF(rect);
    //make sure that our rounded corner is scaled appropriately
    final float roundPx = densityMultiplier * 10;
    paint.setAntiAlias(true);
    canvas.drawARGB(0, 0, 0, 0);
    paint.setColor(color);
    canvas.drawRoundRect(rectF, roundPx, roundPx, paint);
    //draw rectangles over the corners we want to be square
    canvas.drawRect(input.getWidth() / 2, 0, input.getWidth(), input.getHeight() / 2, paint);
    canvas.drawRect(input.getWidth() / 2, input.getHeight() / 2, input.getWidth(), input.getHeight(), paint);
    paint.setXfermode(new PorterDuffXfermode(android.graphics.PorterDuff.Mode.SRC_IN));
    canvas.drawBitmap(input, 0, 0, paint);
    input.recycle();

    return output;
}

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From source file:Main.java

private static List<int[]> getPixels(Bitmap image) {
    int width = image.getWidth();
    int height = image.getHeight();
    List<int[]> res = new ArrayList<>();
    List<Integer> t = new ArrayList<>();
    for (int row = 0; row < height; row++) {
        for (int col = 0; col < width; col++) {
            if (!image.isRecycled())
                t.add(image.getPixel(col, row));
        }//w ww.ja  va 2 s .  c om
    }
    for (int i = 0; i < t.size(); i += 10) {
        int[] rr = new int[3];
        int argb = t.get(i);
        rr[0] = (argb >> 16) & 0xFF;
        rr[1] = (argb >> 8) & 0xFF;
        rr[2] = (argb) & 0xFF;
        if (!(rr[0] > 250 && rr[1] > 250 && rr[2] > 250)) {
            res.add(rr);
        }
    }
    return res;
}

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From source file:Main.java

/**
 * Method to combine images side by side.
 *
 * @param leftBmp  The left Bitmap.//  ww  w  .  j a  v a 2 s.  c  o m
 * @param rightBmp The right Bitmap.
 * @return A Bitmap with left and right bitmap are glued side by side.
 */
public static Bitmap combineImagesSideBySide(Bitmap leftBmp, Bitmap rightBmp) {
    int width;
    int height = leftBmp.getHeight();

    if (leftBmp.getWidth() > rightBmp.getWidth()) {
        width = leftBmp.getWidth() + rightBmp.getWidth();
    } else {
        width = rightBmp.getWidth() + rightBmp.getWidth();
    }

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

    Canvas comboImage = new Canvas(cs);
    comboImage.drawBitmap(leftBmp, 0f, 0f, null);
    comboImage.drawBitmap(rightBmp, leftBmp.getWidth(), 0f, null);

    return cs;
}

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From source file:Main.java

public static Bitmap getRoundedCornerBitmap(Bitmap bitmap, float roundPx) {
    return getRoundedCornerBitmap(bitmap, roundPx, bitmap.getWidth(), bitmap.getHeight());
}

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From source file:Main.java

/**
 * Return histogram of grayscaled image/*w w  w  .j a va2  s. c o m*/
 */
public static int[] getHistogram(Bitmap bmp) {
    int[] histogram = new int[256];
    int width = bmp.getWidth();
    int height = bmp.getHeight();
    int[] pixels = new int[width * height];
    bmp.getPixels(pixels, 0, width, 0, 0, width, height);

    for (int i = 0; i < width * height; i++) {
        int c = Color.red(pixels[i]);
        histogram[c] += 1;
    }

    return histogram;
}

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From source file:Main.java

public static Bitmap handleImagePixelsOldPhoto(Bitmap bm) {
    Bitmap bmp = Bitmap.createBitmap(bm.getWidth(), bm.getHeight(), Bitmap.Config.ARGB_8888);
    int width = bm.getWidth();
    int height = bm.getHeight();
    int color = 0;
    int r, g, b, a, r1, g1, b1;

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

    bm.getPixels(oldPx, 0, bm.getWidth(), 0, 0, width, height);
    for (int i = 0; i < width * height; i++) {
        color = oldPx[i];//from  w  ww .  j  av  a2s  . c  o m
        a = Color.alpha(color);
        r = Color.red(color);
        g = Color.green(color);
        b = Color.blue(color);

        r1 = (int) (0.393 * r + 0.769 * g + 0.189 * b);
        g1 = (int) (0.349 * r + 0.686 * g + 0.168 * b);
        b1 = (int) (0.272 * r + 0.534 * g + 0.131 * b);

        if (r1 > 255) {
            r1 = 255;
        }
        if (g1 > 255) {
            g1 = 255;
        }
        if (b1 > 255) {
            b1 = 255;
        }

        newPx[i] = Color.argb(a, r1, g1, b1);
    }
    bmp.setPixels(newPx, 0, width, 0, 0, width, height);
    return bmp;
}

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From source file:Main.java

public static int hashBitmap(Bitmap bitmap) {
    int hash_result = 0;
    int w = bitmap.getWidth();
    int h = bitmap.getHeight();
    hash_result = (hash_result << 7) ^ h;
    hash_result = (hash_result << 7) ^ w;
    for (int pixel = 0; pixel < 20; ++pixel) {
        int x = (pixel * 50) % w;
        int y = (pixel * 100) % h;
        hash_result = (hash_result << 7) ^ bitmap.getPixel(x, y);
    }/*from   w ww  . ja  va 2s. c  o m*/
    return hash_result;
}

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