Fix issue 2622023 Clean up all hardcoded '/sdcard' in camera related codes.

import com.android.mediaframeworktest.MediaFrameworkTest;

import com.android.mediaframeworktest.MediaNames;

import java.io.*;

import android.content.Context;

import android.hardware.Camera;

import android.hardware.Camera.PictureCallback;

import android.hardware.Camera.PreviewCallback;

import android.hardware.Camera.ShutterCallback;

import android.os.ConditionVariable;

import android.os.Environment;

import android.os.Looper;

import android.test.ActivityInstrumentationTestCase;

import android.test.suitebuilder.annotation.LargeTest;

import android.util.Log;

import android.view.SurfaceHolder;

import android.os.ConditionVariable;

import android.os.Looper;

import android.test.suitebuilder.annotation.LargeTest;

import java.io.*;

/**

 * Junit / Instrumentation test case for the camera api

            try {         

                if (rawData != null) {

                    int rawDataLength = rawData.length;

                    File rawoutput = new File("/sdcard/test.bmp");

                    File rawoutput = new File(

                            Environment.getExternalStorageDirectory().toString(), "/test.bmp");

                    FileOutputStream outstream = new FileOutputStream(rawoutput);

                    outstream.write(rawData);                   

                    Log.v(TAG, "JpegPictureCallback rawDataLength = " + rawDataLength);