iOS: Add resource files for tests and implement OutputPath

webrtc/modules/video_coding/test/tester_main.cc

 /*
  *  Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
 #include <stdlib.h>
 #include <string.h>
 
 #include "gflags/gflags.h"
 #include "webrtc/modules/video_coding/include/video_coding.h"
 #include "webrtc/modules/video_coding/test/receiver_tests.h"
 #include "webrtc/test/testsupport/fileutils.h"
 
 DEFINE_string(codec, "VP8", "Codec to use (VP8 or I420).");
 DEFINE_int32(width, 352, "Width in pixels of the frames in the input file.");
 DEFINE_int32(height, 288, "Height in pixels of the frames in the input file.");
 DEFINE_int32(rtt, 0, "RTT (round-trip time), in milliseconds.");
 DEFINE_string(input_filename,
-              webrtc::test::ProjectRootPath() + "/resources/foreman_cif.yuv",
+              webrtc::test::ResourcePath("foreman_cif", "yuv"),
               "Input file.");
 DEFINE_string(output_filename,
               webrtc::test::OutputPath() +
                   "video_coding_test_output_352x288.yuv",
               "Output file.");
 
 namespace webrtc {
 
 /*
  * Build with EVENT_DEBUG defined
@@ skipping 34 matching lines @@
 
   CmdArgs args;
   if (webrtc::ParseArguments(&args) != 0) {
     printf("Unable to parse input arguments\n");
     return -1;
   }
 
   printf("Running video coding tests...\n");
   return RtpPlay(args);
 }