Example usage for android.graphics BitmapFactory decodeStream

Introduction

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

Prototype

public static Bitmap decodeStream(InputStream is)

Source Link

Document

Decode an input stream into a bitmap.

Usage

From source file:Main.java

public static Bitmap getImageFromAsset(Context ctx, String name) {

    try {/*from ww w  .j  a  v  a  2  s . com*/
        return BitmapFactory.decodeStream(ctx.getResources().getAssets().open(name));
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
    return null;
}

From source file:Main.java

public static Bitmap fromFile(File file) throws FileNotFoundException {
    return BitmapFactory.decodeStream(new FileInputStream(file));
}

From source file:Main.java

public static Bitmap getBitmap(String s) {
    Bitmap bitmap = null;/* ww w . j  ava 2  s  .  c o m*/
    try {
        URL url = new URL(s);
        bitmap = BitmapFactory.decodeStream(url.openStream());
    } catch (Exception e) {
        // TODO Auto-generated catch block   
        e.printStackTrace();
    }

    return bitmap;
}

From source file:Main.java

/**
 * @Description input sream - > bitmap
 * @param iStream//from w  w  w  .j  a va2s.  co  m
 */
public static Bitmap InputStream2Bitmap(final InputStream iStream) {
    return BitmapFactory.decodeStream(iStream);
}

From source file:Main.java

public static Bitmap getBitmap(Context context, String url) {
    Bitmap bitmap = null;/*w w  w.  j av  a 2  s . com*/
    try {
        bitmap = BitmapFactory.decodeStream(context.getAssets().open(url));
    } catch (IOException e) {
        e.printStackTrace();
    }
    return bitmap;
}

From source file:Main.java

public static Bitmap decodeStream(InputStream is) throws IOException {
    Bitmap b = BitmapFactory.decodeStream(is);
    if (b == null) {
        throw new IOException("Failed to create bitmap, decodeStream() returned null");
    }/*from  w  w  w  .  jav  a2s. c o  m*/

    return b;
}

From source file:Main.java

public static Bitmap scaleToFillBitmap(Bitmap dst, InputStream is) {
    Bitmap src = BitmapFactory.decodeStream(is);

    float scaled = 1.0f;
    if ((float) dst.getWidth() / (float) src.getWidth() < (float) dst.getHeight() / (float) src.getHeight()) {
        scaled = (float) dst.getHeight() / (float) src.getHeight();
    } else {//from  w  w  w  .  j  av  a2  s  .  c  o  m
        scaled = (float) dst.getWidth() / (float) src.getWidth();
    }

    Bitmap bmpScaled = Bitmap.createScaledBitmap(src, (int) Math.ceil(src.getWidth() * scaled),
            (int) Math.ceil(src.getHeight() * scaled), true);

    int offsetX = 0;
    int offsetY = 0;
    offsetX = bmpScaled.getWidth() - dst.getWidth() != 0 ? (bmpScaled.getWidth() - dst.getWidth()) / 2 : 0;
    offsetY = bmpScaled.getHeight() - dst.getHeight() != 0 ? (bmpScaled.getHeight() - dst.getHeight()) / 2 : 0;

    return Bitmap.createBitmap(bmpScaled, offsetX, offsetY, dst.getWidth(), dst.getHeight());
}

From source file:Main.java

public static Drawable inputStreamToDrawable(InputStream is) {
    Bitmap bm = BitmapFactory.decodeStream(is);
    return bitmapToDrawable(bm);
}

From source file:Main.java

public static Bitmap loadScaledBitmap(Context context, String bitmapFilePath, int widthDp, int heightDp)
        throws IOException {
    //create movie icon
    Bitmap bitmap;//from   w  w  w  .  java2  s  .  c  o  m
    bitmap = BitmapFactory.decodeStream(context.openFileInput(bitmapFilePath));
    bitmap = Bitmap.createScaledBitmap(bitmap, widthDp, heightDp, true);
    return bitmap;
}

From source file:Main.java

public static Bitmap getBmpByResId(Context context, int id) {
    InputStream isBackground = context.getResources().openRawResource(id);
    return BitmapFactory.decodeStream(isBackground);
}