Cast sequence number in RtpFrameObject.

webrtc/modules/video_coding/video_packet_buffer_unittest.cc

 /*
  *  Copyright (c) 2016 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 483 matching lines @@
   }
 
   packet.seqNum = kStartSize - 1;
   packet.markerBit = true;
   packet_buffer_->InsertPacket(&packet);
 
   EXPECT_EQ(1UL, frames_from_callback_.size());
   CheckFrame(0);
 }
 
+TEST_F(TestPacketBuffer, OneH264FrameMaxSeqNum) {
+  VCMPacket packet;
+  packet.seqNum = 65534;
+  packet.codec = kVideoCodecH264;
+  packet.dataPtr = nullptr;
+  packet.sizeBytes = 0;
+  packet.is_first_packet_in_frame = true;
+  packet.markerBit = false;
+  packet_buffer_->InsertPacket(&packet);
+
+  packet.is_first_packet_in_frame = false;
+  packet.seqNum = 65535;
+  packet.markerBit = true;
+  packet_buffer_->InsertPacket(&packet);
+
+  EXPECT_EQ(1UL, frames_from_callback_.size());
+  CheckFrame(65534);
+}
+
 }  // namespace video_coding
 }  // namespace webrtc