| /* |
| * 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 WEBRTC_MODULES_RTP_RTCP_SOURCE_FEC_TEST_HELPER_H_ |
| #define WEBRTC_MODULES_RTP_RTCP_SOURCE_FEC_TEST_HELPER_H_ |
| |
| #include "webrtc/modules/include/module_common_types.h" |
| #include "webrtc/modules/rtp_rtcp/source/forward_error_correction.h" |
| |
| namespace webrtc { |
| namespace test { |
| struct RawRtpPacket : public ForwardErrorCorrection::Packet { |
| WebRtcRTPHeader header; |
| }; |
| } // namespace test |
| |
| const uint8_t kFecPayloadType = 96; |
| const uint8_t kRedPayloadType = 97; |
| const uint8_t kVp8PayloadType = 120; |
| |
| class FrameGenerator { |
| public: |
| FrameGenerator(); |
| |
| void NewFrame(int num_packets); |
| |
| uint16_t NextSeqNum(); |
| |
| test::RawRtpPacket* NextPacket(int offset, size_t length); |
| |
| // Creates a new RtpPacket with the RED header added to the packet. |
| test::RawRtpPacket* BuildMediaRedPacket(const test::RawRtpPacket* packet); |
| |
| // Creates a new RtpPacket with FEC payload and red header. Does this by |
| // creating a new fake media RtpPacket, clears the marker bit and adds a RED |
| // header. Finally replaces the payload with the content of |packet->data|. |
| test::RawRtpPacket* BuildFecRedPacket( |
| const ForwardErrorCorrection::Packet* packet); |
| |
| void SetRedHeader(ForwardErrorCorrection::Packet* red_packet, |
| uint8_t payload_type, |
| size_t header_length) const; |
| |
| private: |
| static void BuildRtpHeader(uint8_t* data, const RTPHeader* header); |
| |
| int num_packets_; |
| uint16_t seq_num_; |
| uint32_t timestamp_; |
| }; |
| } // namespace webrtc |
| |
| #endif // WEBRTC_MODULES_RTP_RTCP_SOURCE_FEC_TEST_HELPER_H_ |