Add content type information to encoded images and corresponding rtp extension header

webrtc/modules/video_coding/codecs/test/videoprocessor.cc

 /*
  *  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.
  */
 
@@ skipping 242 matching lines @@
   if (source_frame_writer_) {
     size_t length = CalcBufferSize(kI420, buffer->width(), buffer->height());
     rtc::Buffer extracted_buffer(length);
     int extracted_length =
         ExtractBuffer(buffer, length, extracted_buffer.data());
     RTC_DCHECK_EQ(extracted_length, source_frame_writer_->FrameLength());
     RTC_CHECK(source_frame_writer_->WriteFrame(extracted_buffer.data()));
   }
 
   uint32_t timestamp = FrameNumberToTimestamp(frame_number);
-  VideoFrame source_frame(buffer, timestamp, 0, webrtc::kVideoRotation_0);
+  VideoFrame source_frame(buffer, timestamp, 0, webrtc::kVideoRotation_0,
+                          webrtc::VideoContentType::kDefault);
 
   // Store frame information during the different stages of encode and decode.
   frame_infos_.emplace_back();
   FrameInfo* frame_info = &frame_infos_.back();
   frame_info->timestamp = timestamp;
 
   // Decide if we are going to force a keyframe.
   std::vector<FrameType> frame_types(1, kVideoFrameDelta);
   if (config_.keyframe_interval > 0 &&
       frame_number % config_.keyframe_interval == 0) {
@@ skipping 217 matching lines @@
   if (decoded_frame_writer_) {
     RTC_DCHECK_EQ(extracted_length, decoded_frame_writer_->FrameLength());
     RTC_CHECK(decoded_frame_writer_->WriteFrame(extracted_buffer.data()));
   }
 
   last_decoded_frame_buffer_ = std::move(extracted_buffer);
 }
 
 }  // namespace test
 }  // namespace webrtc