PictureCallback jpegCallback = new PictureCallback() {
  public void onPictureTaken(byte[] data, Camera camera) {
   FileOutputStream outStream = null;
   try {
    // write to local sandbox file system
//    outStream = CameraDemo.this.openFileOutput(String.format("%d.jpg", System.currentTimeMillis()), 0); 
    // Or write to sdcard
    outStream = new FileOutputStream(String.format("/sdcard/%d.jpg" ,System.currentTimeMillis())); 
    outStream.write(data);
    outStream.close();
    Log.d(TAG, "onPictureTaken - wrote bytes: " + data.length);
   } catch (FileNotFoundException e) {
    e.printStackTrace();
   } catch (IOException e) {
    e.printStackTrace();
   } finally {
   }
   Log.d(TAG, "onPictureTaken - jpeg");
  }
 };

사진찍고 ... DDMS-file system 해서 sd카드를확인해보면 ㅠㅠ;
아무것도없네여 ..... ;; 왜그런지ㅜㅜ 도움을좀, ㅠㅠㅠ