1cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber/* 2cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber * Copyright (C) 2010 The Android Open Source Project 3cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber * 4cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber * Licensed under the Apache License, Version 2.0 (the "License"); 5cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber * you may not use this file except in compliance with the License. 6cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber * You may obtain a copy of the License at 7cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber * 8cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber * http://www.apache.org/licenses/LICENSE-2.0 9cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber * 10cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber * Unless required by applicable law or agreed to in writing, software 11cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber * distributed under the License is distributed on an "AS IS" BASIS, 12cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber * See the License for the specific language governing permissions and 14cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber * limitations under the License. 15cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber */ 16cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber 17cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber#ifndef A_RTP_CONNECTION_H_ 18cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber 19cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber#define A_RTP_CONNECTION_H_ 20cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber 21cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber#include <media/stagefright/foundation/AHandler.h> 22cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber#include <utils/List.h> 23cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber 24cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Hubernamespace android { 25cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber 26cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huberstruct ABuffer; 27cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huberstruct ARTPSource; 28cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huberstruct ASessionDescription; 29cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber 30cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huberstruct ARTPConnection : public AHandler { 31f8ca90452ff3e252f20de38f1c3eee524c808c3eAndreas Huber enum Flags { 32f8ca90452ff3e252f20de38f1c3eee524c808c3eAndreas Huber kRegularlyRequestFIR = 2, 33f8ca90452ff3e252f20de38f1c3eee524c808c3eAndreas Huber }; 34f8ca90452ff3e252f20de38f1c3eee524c808c3eAndreas Huber 35f8ca90452ff3e252f20de38f1c3eee524c808c3eAndreas Huber ARTPConnection(uint32_t flags = 0); 36cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber 37cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber void addStream( 38cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber int rtpSocket, int rtcpSocket, 39cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber const sp<ASessionDescription> &sessionDesc, size_t index, 400792ce7e0924ebb0dbe7b7cfcd79d12cbdb03ed2Andreas Huber const sp<AMessage> ¬ify, 410792ce7e0924ebb0dbe7b7cfcd79d12cbdb03ed2Andreas Huber bool injected); 42cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber 43cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber void removeStream(int rtpSocket, int rtcpSocket); 44cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber 450792ce7e0924ebb0dbe7b7cfcd79d12cbdb03ed2Andreas Huber void injectPacket(int index, const sp<ABuffer> &buffer); 460792ce7e0924ebb0dbe7b7cfcd79d12cbdb03ed2Andreas Huber 47cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber // Creates a pair of UDP datagram sockets bound to adjacent ports 48cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber // (the rtpSocket is bound to an even port, the rtcpSocket to the 49cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber // next higher port). 50cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber static void MakePortPair( 51cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber int *rtpSocket, int *rtcpSocket, unsigned *rtpPort); 52cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber 53cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huberprotected: 54cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber virtual ~ARTPConnection(); 55cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber virtual void onMessageReceived(const sp<AMessage> &msg); 56cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber 57cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huberprivate: 58cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber enum { 59cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber kWhatAddStream, 60cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber kWhatRemoveStream, 61cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber kWhatPollStreams, 620792ce7e0924ebb0dbe7b7cfcd79d12cbdb03ed2Andreas Huber kWhatInjectPacket, 63cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber }; 64cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber 65cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber static const int64_t kSelectTimeoutUs; 66cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber 67f8ca90452ff3e252f20de38f1c3eee524c808c3eAndreas Huber uint32_t mFlags; 68f8ca90452ff3e252f20de38f1c3eee524c808c3eAndreas Huber 69cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber struct StreamInfo; 70cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber List<StreamInfo> mStreams; 71cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber 72cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber bool mPollEventPending; 7339ddf8e0f18766f7ba1e3246b774aa6ebd93eea8Andreas Huber int64_t mLastReceiverReportTimeUs; 74cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber 75cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber void onAddStream(const sp<AMessage> &msg); 76cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber void onRemoveStream(const sp<AMessage> &msg); 77cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber void onPollStreams(); 780792ce7e0924ebb0dbe7b7cfcd79d12cbdb03ed2Andreas Huber void onInjectPacket(const sp<AMessage> &msg); 7939ddf8e0f18766f7ba1e3246b774aa6ebd93eea8Andreas Huber void onSendReceiverReports(); 80cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber 81cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber status_t receive(StreamInfo *info, bool receiveRTP); 82cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber 83cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber status_t parseRTP(StreamInfo *info, const sp<ABuffer> &buffer); 84cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber status_t parseRTCP(StreamInfo *info, const sp<ABuffer> &buffer); 85cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber status_t parseSR(StreamInfo *info, const uint8_t *data, size_t size); 8639ddf8e0f18766f7ba1e3246b774aa6ebd93eea8Andreas Huber status_t parseBYE(StreamInfo *info, const uint8_t *data, size_t size); 8739ddf8e0f18766f7ba1e3246b774aa6ebd93eea8Andreas Huber 8839ddf8e0f18766f7ba1e3246b774aa6ebd93eea8Andreas Huber sp<ARTPSource> findSource(StreamInfo *info, uint32_t id); 89cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber 90cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber void postPollEvent(); 91cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber 92cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber DISALLOW_EVIL_CONSTRUCTORS(ARTPConnection); 93cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber}; 94cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber 95cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber} // namespace android 96cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber 97cf7b9c7aae758ac0b99833915053c63c2ac46e09Andreas Huber#endif // A_RTP_CONNECTION_H_ 98