| /* |
| * Copyright (C) 2010 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #ifndef A_RTP_SOURCE_H_ |
| |
| #define A_RTP_SOURCE_H_ |
| |
| #include <stdint.h> |
| |
| #include <media/stagefright/foundation/ABase.h> |
| #include <utils/List.h> |
| #include <utils/RefBase.h> |
| |
| namespace android { |
| |
| struct ABuffer; |
| struct AMessage; |
| struct ARTPAssembler; |
| struct ASessionDescription; |
| |
| struct ARTPSource : public RefBase { |
| ARTPSource( |
| uint32_t id, |
| const sp<ASessionDescription> &sessionDesc, size_t index, |
| const sp<AMessage> ¬ify); |
| |
| void processRTPPacket(const sp<ABuffer> &buffer); |
| void timeUpdate(uint32_t rtpTime, uint64_t ntpTime); |
| void byeReceived(); |
| |
| List<sp<ABuffer> > *queue() { return &mQueue; } |
| |
| void addReceiverReport(const sp<ABuffer> &buffer); |
| void addFIR(const sp<ABuffer> &buffer); |
| |
| bool timeEstablished() const { |
| return mNumTimes == 2; |
| } |
| |
| private: |
| uint32_t mID; |
| uint32_t mHighestSeqNumber; |
| int32_t mNumBuffersReceived; |
| |
| List<sp<ABuffer> > mQueue; |
| sp<ARTPAssembler> mAssembler; |
| |
| size_t mNumTimes; |
| uint64_t mNTPTime[2]; |
| uint32_t mRTPTime[2]; |
| |
| uint64_t mLastNTPTime; |
| int64_t mLastNTPTimeUpdateUs; |
| |
| bool mIssueFIRRequests; |
| int64_t mLastFIRRequestUs; |
| uint8_t mNextFIRSeqNo; |
| |
| uint64_t RTP2NTP(uint32_t rtpTime) const; |
| |
| bool queuePacket(const sp<ABuffer> &buffer); |
| |
| DISALLOW_EVIL_CONSTRUCTORS(ARTPSource); |
| }; |
| |
| } // namespace android |
| |
| #endif // A_RTP_SOURCE_H_ |