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/*
* 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);
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);
void dump() const;
DISALLOW_EVIL_CONSTRUCTORS(ARTPSource);
};
} // namespace android
#endif // A_RTP_SOURCE_H_
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