1 files changed, 46 insertions, 0 deletions
diff --git a/webrtc/modules/rtp_rtcp/include/fec_receiver.h b/webrtc/modules/rtp_rtcp/include/fec_receiver.h
new file mode 100644
index 0000000000..65e85ad7a5
--- /dev/null
+++ b/webrtc/modules/rtp_rtcp/include/fec_receiver.h
@@ -0,0 +1,46 @@
+/*
+ *  Copyright (c) 2013 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 WEBRTC_MODULES_RTP_RTCP_INCLUDE_FEC_RECEIVER_H_
+#define WEBRTC_MODULES_RTP_RTCP_INCLUDE_FEC_RECEIVER_H_
+
+#include "webrtc/modules/rtp_rtcp/include/rtp_rtcp_defines.h"
+#include "webrtc/typedefs.h"
+
+namespace webrtc {
+
+struct FecPacketCounter {
+  FecPacketCounter()
+      : num_packets(0),
+        num_fec_packets(0),
+        num_recovered_packets(0) {}
+
+  size_t num_packets;            // Number of received packets.
+  size_t num_fec_packets;        // Number of received FEC packets.
+  size_t num_recovered_packets;  // Number of recovered media packets using FEC.
+};
+
+class FecReceiver {
+ public:
+  static FecReceiver* Create(RtpData* callback);
+
+  virtual ~FecReceiver() {}
+
+  virtual int32_t AddReceivedRedPacket(const RTPHeader& rtp_header,
+                                       const uint8_t* incoming_rtp_packet,
+                                       size_t packet_length,
+                                       uint8_t ulpfec_payload_type) = 0;
+
+  virtual int32_t ProcessReceivedFec() = 0;
+
+  virtual FecPacketCounter GetPacketCounter() const = 0;
+};
+}  // namespace webrtc
+#endif  // WEBRTC_MODULES_RTP_RTCP_INCLUDE_FEC_RECEIVER_H_