Adding test for SingleNalUnit mode

modules/video_coding/codecs/test/videoprocessor.h

 /*
  *  Copyright (c) 2012 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.
  */
 
 #ifndef MODULES_VIDEO_CODING_CODECS_TEST_VIDEOPROCESSOR_H_
 #define MODULES_VIDEO_CODING_CODECS_TEST_VIDEOPROCESSOR_H_
 
 #include <map>
 #include <memory>
 #include <string>
 #include <vector>
 
 #include "api/video/video_frame.h"
 #include "common_video/libyuv/include/webrtc_libyuv.h"
+#include "modules/video_coding/codecs/h264/include/h264_globals.h"
 #include "modules/video_coding/codecs/test/packet_manipulator.h"
 #include "modules/video_coding/codecs/test/stats.h"
 #include "modules/video_coding/include/video_codec_interface.h"
 #include "modules/video_coding/utility/ivf_file_writer.h"
 #include "modules/video_coding/utility/vp8_header_parser.h"
 #include "modules/video_coding/utility/vp9_uncompressed_header_parser.h"
 #include "rtc_base/buffer.h"
 #include "rtc_base/checks.h"
 #include "rtc_base/constructormagic.h"
 #include "rtc_base/sequenced_task_checker.h"
@@ skipping 62 matching lines @@
   // If printing of information to stdout shall be performed during processing.
   bool verbose = true;
 
   // Should hardware accelerated codecs be used?
   bool hw_encoder = false;
   bool hw_decoder = false;
 
   // Should the hardware codecs be wrapped in software fallbacks?
   bool sw_fallback_encoder = false;
   bool sw_fallback_decoder = false;
+
+  // RTP H264 packetization mode.
+  H264PacketizationMode packetization_mode =
+      H264PacketizationMode::NonInterleaved;
 };
 
 // Handles encoding/decoding of video using the VideoEncoder/VideoDecoder
 // interfaces. This is done in a sequential manner in order to be able to
 // measure times properly.
 // The class processes a frame at the time for the configured input file.
 // It maintains state of where in the source input file the processing is at.
 //
 // Regarding packet loss: Note that keyframes are excluded (first or all
 // depending on the ExcludeFrameTypes setting). This is because if key frames
@@ skipping 190 matching lines @@
 
   rtc::SequencedTaskChecker sequence_checker_;
 
   RTC_DISALLOW_COPY_AND_ASSIGN(VideoProcessor);
 };
 
 }  // namespace test
 }  // namespace webrtc
 
 #endif  // MODULES_VIDEO_CODING_CODECS_TEST_VIDEOPROCESSOR_H_