將圖片資源轉化為Bitmap的多種方法
阿新 • • 發佈:2018-10-31
圖片資源轉化為Bitmap的多種方法,總有一款是你需要的
方法1:
Bitmap bitmap = BitmapFactory.decodeResource(getResources(), R.mipmap.mingchuseal, newOpts);
方法2:
Drawable drawable = getResources().getDrawable(R.mipmap.mingchuseal);
BitmapDrawable bd = (BitmapDrawable) drawable;
final Bitmap bmm = bd.getBitmap();
方法3:
InputStream is = getResources().openRawResource(R.drawable.icon);
Bitmap mBitmap = BitmapFactory.decodeStream(is);
方法4:
Bitmap bmp=BitmapFactory.decodeResource(r, R.drawable.icon);
Bitmap newb = Bitmap.createBitmap( 300, 300, Config.ARGB_8888 );
方法5:
Resources r = this.getContext().getResources(); Inputstream is = r.openRawResource(R.drawable.my_background_image); BitmapDrawable bmpDraw = new BitmapDrawable(is); Bitmap bmp = bmpDraw.getBitmap();