Example usage for android.graphics BitmapFactory decodeFile

Introduction

In this page you can find the example usage for android.graphics BitmapFactory decodeFile.

Prototype

public static Bitmap decodeFile(String pathName, Options opts)

Source Link

Document

Decode a file path into a bitmap.

Usage

From source file:Main.java

public static double[] getImageWidthAndHeight(String path) {
    BitmapFactory.Options options = new BitmapFactory.Options();
    options.inJustDecodeBounds = true;/*from  www .j a va  2  s  .  co m*/
    BitmapFactory.decodeFile(path, options);
    double imageWidth = options.outWidth;
    double imageHeight = options.outHeight;
    return new double[] { imageWidth, imageHeight };
}

From source file:Main.java

public static Bitmap decodeFile(String filename, int inSampleSize) {
    BitmapFactory.Options options = new BitmapFactory.Options();
    options.inSampleSize = inSampleSize;
    return BitmapFactory.decodeFile(filename, options);
}

From source file:Main.java

public static int getSampleSizeAdjustToScreen(String filePath, int[] screenSize) {
    BitmapFactory.Options options = new BitmapFactory.Options();
    options.inJustDecodeBounds = true;/*from  w w  w .  ja  v a2 s. c o  m*/
    BitmapFactory.decodeFile(filePath, options);

    int w = (int) Math.ceil(options.outWidth / (float) screenSize[0]);
    int h = (int) Math.ceil(options.outHeight / (float) screenSize[1]);

    if (h > 1 || w > 1) {
        if (h > w) {
            options.inSampleSize = h;

        } else {
            options.inSampleSize = w;
        }
    }
    return options.inSampleSize;
}

From source file:Main.java

public static Bitmap decodeFile(String path) {
    Bitmap bm;/*w ww.  ja va2 s.  co  m*/
    BitmapFactory.Options opt = new BitmapFactory.Options();
    opt.inJustDecodeBounds = true;
    BitmapFactory.decodeFile(path, opt);
    final int size = 1024;
    int scale = 1;
    while (opt.outWidth / scale >= size || opt.outHeight / scale >= size) {
        scale *= 2;
    }
    opt.inSampleSize = scale;
    opt.inJustDecodeBounds = false;
    bm = BitmapFactory.decodeFile(path, opt);
    return bm;
}

From source file:Main.java

public static Bitmap getBitmapFromPath(String path) {
    BitmapFactory.Options options = new BitmapFactory.Options();
    options.inPreferredConfig = Bitmap.Config.ARGB_8888;
    return BitmapFactory.decodeFile(path, options);
}

From source file:Main.java

public static int[] getSize(File bitmapFile) {
    int[] hw = new int[] { 0, 0 };
    BitmapFactory.Options opts = new BitmapFactory.Options();
    opts.inJustDecodeBounds = true;//from   w  ww  . j ava  2s  .c om
    BitmapFactory.decodeFile(bitmapFile.getPath(), opts);
    hw[0] = opts.outWidth;
    hw[1] = opts.outHeight;
    return hw;
}

From source file:Main.java

public static Bitmap getBoundsBitmap(String filePath) {
    Options opts = new Options();
    opts.inJustDecodeBounds = true;//from   w ww  .  j a v a  2  s. c  om
    return BitmapFactory.decodeFile(filePath, opts);

}

From source file:Main.java

public final static Options getBitmapOptions(String srcPath) {
    BitmapFactory.Options options = new BitmapFactory.Options();
    options.inJustDecodeBounds = true;//www .j av  a2  s  .c o m
    BitmapFactory.decodeFile(srcPath, options);
    return options;
}

From source file:Main.java

public static boolean isLowResolution(final String path) {
    BitmapFactory.Options options = new BitmapFactory.Options();
    options.inJustDecodeBounds = true;/*from  w w  w  . ja  va2  s .  c o  m*/
    BitmapFactory.decodeFile(path, options);
    int imageHeight = options.outHeight;
    int imageWidth = options.outWidth;

    return imageHeight < MIN_RES || imageWidth < MIN_RES;
}

From source file:Main.java

public static BitmapFactory.Options getBitmapDims(String path) throws Exception {
    BitmapFactory.Options bfo = new BitmapFactory.Options();
    bfo.inJustDecodeBounds = true;/*from w  w  w . j  av a  2s  . com*/
    BitmapFactory.decodeFile(path, bfo);
    return bfo;
}