Example usage for android.graphics Bitmap createBitmap

Introduction

In this page you can find the example usage for android.graphics Bitmap createBitmap.

Prototype

public static Bitmap createBitmap(@NonNull DisplayMetrics display, @NonNull @ColorInt int[] colors, int offset,
        int stride, int width, int height, @NonNull Config config)

Source Link

Document

Returns a immutable bitmap with the specified width and height, with each pixel value set to the corresponding value in the colors array.

Usage

From source file:Main.java

public static Bitmap getResizedBitmap(Bitmap bm, int newHeight, int newWidth) {
    int width = bm.getWidth();
    int height = bm.getHeight();
    float scaleWidth = ((float) newWidth) / width;
    float scaleHeight = ((float) newHeight) / height;
    Matrix matrix = new Matrix();
    matrix.postScale(scaleWidth, scaleHeight);
    Bitmap resizedBitmap = Bitmap.createBitmap(bm, 0, 0, width, height, matrix, false);
    return resizedBitmap;
}

From source file:Main.java

public static Bitmap orientationBitMap(String filepath, Bitmap bit) {
    int orientation = getExifOrientation(filepath);
    if (orientation != 0) {
        Matrix matrix = new Matrix();
        matrix.setRotate(orientation);//from w  w  w . j ava  2s .  c  o m
        return Bitmap.createBitmap(bit, 0, 0, bit.getWidth(), bit.getHeight(), matrix, true);
    }
    return bit;
}

From source file:Main.java

public static Bitmap resizeBitmap(Bitmap bitmap, int maxLength) {
    if (null == bitmap)
        return null;
    int w = bitmap.getWidth();
    int h = bitmap.getHeight();
    float scale = (float) maxLength / h;
    Matrix matrix = new Matrix();
    matrix.postScale(scale, scale);//from w  w  w  .j  ava  2s . c o m
    Bitmap zoomedBitmap = Bitmap.createBitmap(bitmap, 0, 0, w, h, matrix, true);
    return zoomedBitmap;
}

From source file:Main.java

public static Bitmap getRotatedBitmap(Bitmap imageBitmap, int screenRotation) {
    int rotationAdjustment = getRotationAdjustment(screenRotation);
    Matrix matrix = new Matrix();
    matrix.postRotate(rotationAdjustment);
    return Bitmap.createBitmap(imageBitmap, 0, 0, imageBitmap.getWidth(), imageBitmap.getHeight(), matrix,
            true);/*from  w w  w . jav a2s.  co m*/
}

From source file:Main.java

public static Bitmap zoomBitmap(Bitmap bitmap, float sx, float sy) {
    Matrix matrix = new Matrix();
    matrix.postScale(sx, sy);//from   w w w .j  a v  a2 s .  co m
    return Bitmap.createBitmap(bitmap, 0, 0, bitmap.getWidth(), bitmap.getHeight(), matrix, true);
}

From source file:Main.java

public static Bitmap getResizedBitmap(Bitmap bm, float newWidth, float newHeight) {
    int width = bm.getWidth();
    int height = bm.getHeight();
    float scaleWidth = newWidth / width;
    float scaleHeight = newHeight / height;

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

    return Bitmap.createBitmap(bm, 0, 0, width, height, matrix, false);
}

From source file:Main.java

public static Bitmap resizeImage(Bitmap bitmap, int newWidth, int newHeight) {
    int width = bitmap.getWidth();
    int height = bitmap.getHeight();

    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 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 zoomBitmapSize(Bitmap bitmap, float width, float height) {
    if (width <= 0 || height <= 0) {
        return bitmap;
    }//w  w  w.  j a v a2s.  c  om
    if (bitmap == null) {
        return null;
    }
    Matrix matrix = new Matrix();
    matrix.postScale(width / bitmap.getWidth(), height / bitmap.getHeight());
    return Bitmap.createBitmap(bitmap, 0, 0, bitmap.getWidth(), bitmap.getHeight(), matrix, true);
}

From source file:Main.java

/**
 * Method to rotate a Bitmap specifying the angle.
 *
 * @param source The original Bitmap.//from w  w w. j  a v a 2s  . c  o m
 * @param angle  float that represents the rotation angle.
 * @return The rotated Bitmap.
 */
public static Bitmap rotate(Bitmap source, float angle) {
    Matrix matrix = new Matrix();
    matrix.postRotate(angle);
    return Bitmap.createBitmap(source, 0, 0, source.getWidth(), source.getHeight(), matrix, true);
}