Lightweight User Interface Toolkit

图片变为灰度

Bitmap bitmapSrc = BitmapManager.getBitmapResource(getResources(), R.drawable.bitmap);Bitmap buffer = Bitmap.createBitmap(bitmapSrc.getWidth(), bitmapSrc.getHeight(), Config.ARGB_8888);Canvas canvas = new Canvas(buffer);Paint paint = new Paint();ColorMatrix colorMatrix = new ColorMatrix();colorMatrix.setSaturation(0);ColorMatrixColorFilter colorMatrixFilter = new ColorMatrixColorFilter(colorMatrix);paint.setColorFilter(colorMatrixFilter);bufferCanvas.drawBitmap(bitmapSrc, 0, 0, paint);bufferCanvas.save();

android 图片灰度处理的处理

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含泪播种的人一定能含笑收获。