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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.
*/
#include "ARTPAssembler.h"
#include <media/stagefright/foundation/ABuffer.h>
#include <media/stagefright/foundation/ADebug.h>
#include <media/stagefright/foundation/AMessage.h>
#include <stdint.h>
namespace android {
static int64_t getNowUs() {
struct timeval tv;
gettimeofday(&tv, NULL);
return (int64_t)tv.tv_usec + tv.tv_sec * 1000000ll;
}
ARTPAssembler::ARTPAssembler()
: mFirstFailureTimeUs(-1) {
}
void ARTPAssembler::PropagateTimes(
const sp<ABuffer> &from, const sp<ABuffer> &to) {
uint32_t rtpTime;
CHECK(from->meta()->findInt32("rtp-time", (int32_t *)&rtpTime));
uint64_t ntpTime = 0;
CHECK(from->meta()->findInt64("ntp-time", (int64_t *)&ntpTime));
to->meta()->setInt32("rtp-time", rtpTime);
to->meta()->setInt64("ntp-time", ntpTime);
}
void ARTPAssembler::onPacketReceived(const sp<ARTPSource> &source) {
AssemblyStatus status;
for (;;) {
status = assembleMore(source);
if (status == WRONG_SEQUENCE_NUMBER) {
if (mFirstFailureTimeUs >= 0) {
if (getNowUs() - mFirstFailureTimeUs > 10000ll) {
mFirstFailureTimeUs = -1;
// LOG(VERBOSE) << "waited too long for packet.";
packetLost();
continue;
}
} else {
mFirstFailureTimeUs = getNowUs();
}
break;
} else {
mFirstFailureTimeUs = -1;
if (status == NOT_ENOUGH_DATA) {
break;
}
}
}
}
} // namespace android
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