从public void onPreviewFrame(byte[] data, Camera arg1)拿到Bitmap(收集)

private PreviewCallback pc = new PreviewCallback(){
public void onPreviewFrame(byte[] data, Camera arg1) {
Camera.Parameters parameters=arg1.getParameters();
int imageFormat=parameters.getPreviewFormat();
int w=parameters.getPreviewSize().width;
int h=parameters.getPreviewSize().height;
Rect rect=new Rect(,,w,h);
YuvImage yuvImg = new YuvImage(data,imageFormat,w,h,null);
try {
ByteArrayOutputStream outputstream = new ByteArrayOutputStream();
yuvImg.compressToJpeg(rect, , outputstream);
appBitmap.rawbitmap = BitmapFactory.decodeByteArray(outputstream.toByteArray(), , outputstream.size()); //BufferedOutputStream bos = new BufferedOutputStream(new FileOutputStream(Environment.getExternalStorageDirectory().getPath()+"/fp.jpg"));
//img.compressToJpeg(rect, 100, bos);
//bos.flush();
//bos.close();
camera.startPreview();
}
catch (Exception e) { } if( == random.nextInt()){
Message msgCapture = Message.obtain();
msgCapture.what = success;
msgHandler.sendMessage(msgCapture);
} else{
Message msgCapture = Message.obtain();
msgCapture.what = failure;
msgHandler.sendMessage(msgCapture);
}
}
};