ImageShot.java 文件源码

private byte[] imgToByte(boolean quality) {
    Camera.Parameters parameters = getParameters();
    int width = parameters.getPreviewSize().width;
    int height = parameters.getPreviewSize().height;

    YuvImage yuv = new YuvImage(getImage(), parameters.getPreviewFormat(), width, height, null);
    ByteArrayOutputStream out =
            new ByteArrayOutputStream();
    yuv.compressToJpeg(new Rect(0, 0, width, height), 100, out);

    byte[] compressed = out.toByteArray();

    Bitmap newBmp = BitmapFactory.decodeByteArray(compressed, 0, compressed.length);
    Matrix mat = new Matrix();
    mat.postRotate(PrefsController.instance.getPrefs().getCameraPrefs(cameraId).angle);
    newBmp = Bitmap.createBitmap(newBmp, 0, 0, newBmp.getWidth(), newBmp.getHeight(), mat, true);
    ByteArrayOutputStream out2 = new ByteArrayOutputStream();
    if (quality) {
        newBmp.compress(Bitmap.CompressFormat.PNG, 100, out2);
    } else {
        newBmp.compress(Bitmap.CompressFormat.JPEG, 80, out2);
    }

    return out2.toByteArray();
}