| /* |
| * 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_RTP_UTILITY_H_ |
| #define WEBRTC_MODULES_RTP_RTCP_SOURCE_RTP_UTILITY_H_ |
| |
| #include <map> |
| |
| #include "webrtc/modules/rtp_rtcp/include/receive_statistics.h" |
| #include "webrtc/modules/rtp_rtcp/include/rtp_header_extension_map.h" |
| #include "webrtc/modules/rtp_rtcp/include/rtp_rtcp_defines.h" |
| #include "webrtc/modules/rtp_rtcp/source/rtp_rtcp_config.h" |
| #include "webrtc/rtc_base/deprecation.h" |
| #include "webrtc/typedefs.h" |
| |
| namespace webrtc { |
| |
| const uint8_t kRtpMarkerBitMask = 0x80; |
| |
| RtpFeedback* NullObjectRtpFeedback(); |
| |
| namespace RtpUtility { |
| |
| struct Payload { |
| char name[RTP_PAYLOAD_NAME_SIZE]; |
| bool audio; |
| PayloadUnion typeSpecific; |
| }; |
| |
| bool StringCompare(const char* str1, const char* str2, const uint32_t length); |
| |
| // Round up to the nearest size that is a multiple of 4. |
| size_t Word32Align(size_t size); |
| |
| class RtpHeaderParser { |
| public: |
| RtpHeaderParser(const uint8_t* rtpData, size_t rtpDataLength); |
| ~RtpHeaderParser(); |
| |
| bool RTCP() const; |
| bool ParseRtcp(RTPHeader* header) const; |
| bool Parse(RTPHeader* parsedPacket, |
| RtpHeaderExtensionMap* ptrExtensionMap = nullptr) const; |
| |
| private: |
| void ParseOneByteExtensionHeader(RTPHeader* parsedPacket, |
| const RtpHeaderExtensionMap* ptrExtensionMap, |
| const uint8_t* ptrRTPDataExtensionEnd, |
| const uint8_t* ptr) const; |
| |
| const uint8_t* const _ptrRTPDataBegin; |
| const uint8_t* const _ptrRTPDataEnd; |
| }; |
| } // namespace RtpUtility |
| } // namespace webrtc |
| |
| #endif // WEBRTC_MODULES_RTP_RTCP_SOURCE_RTP_UTILITY_H_ |