1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
|
/*
* DASHManager.cpp
*****************************************************************************
* Copyright (C) 2012, bitmovin Softwareentwicklung OG, All Rights Reserved
*
* Email: libdash-dev@vicky.bitmovin.net
*
* This source code and its use and distribution, is subject to the terms
* and conditions of the applicable license agreement.
*****************************************************************************/
#include "DASHManager.h"
using namespace libdash::framework::input;
using namespace libdash::framework::buffer;
using namespace dash;
using namespace dash::network;
using namespace dash::mpd;
using namespace libdash::framework::mpd;
DASHManager::DASHManager(viper::managers::StreamType type, uint32_t maxCapacity, IDASHManagerObserver* stream, MPDWrapper* mpdWrapper, bool icnEnabled, double icnAlpha, bool nodecoding, float beta, float drop) :
readSegmentCount (0),
receiver (NULL),
multimediaStream (stream),
isRunning (false),
icn (icnEnabled),
icnAlpha (icnAlpha),
noDecoding (nodecoding),
beta (beta),
drop (drop)
{
this->buffer = new Buffer<MediaObject>(maxCapacity,libdash::framework::buffer::VIDEO);
this->buffer->attachObserver(this);
this->receiver = new DASHReceiver(type, mpdWrapper, this, this->buffer, maxCapacity, this->isICN(), this->icnAlpha, this->beta, this->drop);
}
DASHManager::~DASHManager()
{
this->stop();
delete this->receiver;
delete this->buffer;
this->receiver = NULL;
this->buffer = NULL;
}
bool DASHManager::isICN()
{
return this->icn;
}
void DASHManager::shouldAbort()
{
Debug("DASH MANAGER: ABORT REQUEST\n");
this->receiver->ShouldAbort();
}
bool DASHManager::start()
{
this->receiver->SetAdaptationLogic(this->adaptationLogic);
if (!this->receiver->Start())
return false;
this->isRunning = true;
return true;
}
void DASHManager::stop()
{
if (!this->isRunning)
return;
this->isRunning = false;
this->receiver->Stop();
this->buffer->clear();
}
uint32_t DASHManager::getPosition()
{
return this->receiver->GetPosition();
}
void DASHManager::setLooping(bool looping)
{
this->receiver->SetLooping(looping);
}
void DASHManager::setPosition(uint32_t segmentNumber)
{
this->receiver->SetPosition(segmentNumber);
}
void DASHManager::setPositionInMsec(uint32_t milliSecs)
{
this->receiver->SetPositionInMsecs(milliSecs);
}
void DASHManager::setAdaptationLogic(libdash::framework::adaptation::IAdaptationLogic *_adaptationLogic)
{
this->adaptationLogic = _adaptationLogic;
}
void DASHManager::clear()
{
this->buffer->clear();
}
void DASHManager::setRepresentation()
{
this->receiver->SetRepresentation();
}
void DASHManager::enqueueRepresentation(IPeriod *period, IAdaptationSet *adaptationSet, IRepresentation *representation)
{
// this->receiver->SetRepresentation(period, adaptationSet, representation);
}
void DASHManager::onSegmentDownloaded()
{
this->readSegmentCount++;
}
void DASHManager::notifyStatistics(int segNum, uint32_t bitrate, int fps, uint32_t quality)
{
this->multimediaStream->notifyStatistics(segNum, bitrate, fps, quality);
}
void DASHManager::notifyQualityDownloading(uint32_t quality)
{
this->multimediaStream->notifyQualityDownloading(quality);
}
int DASHManager::getBufferLevel()
{
int res = this->multimediaStream->getBufferLevel();
return this->multimediaStream->getBufferLevel();
}
bool DASHManager::canPush()
{
this->multimediaStream->canPush();
}
MediaObject* DASHManager::getSegment()
{
return this->buffer->getFront();
}
void DASHManager::setTargetDownloadingTime(double target)
{
this->receiver->SetTargetDownloadingTime(target);
}
void DASHManager::onBufferStateChanged(BufferType type, uint32_t fillstateInPercent, int maxC)
{
this->multimediaStream->onSegmentBufferStateChanged(fillstateInPercent, maxC);
if(this->adaptationLogic->isBufferBased())
this->receiver->OnSegmentBufferStateChanged(fillstateInPercent, maxC);
}
void DASHManager::fetchMPD()
{
this->multimediaStream->fetchMPD();
}
|
