-
Notifications
You must be signed in to change notification settings - Fork 8
/
AudioPlayerThread.cpp
142 lines (119 loc) · 3.82 KB
/
AudioPlayerThread.cpp
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
#include "AudioPlayerThread.h"
#include "DecodecVideo.h"
#include <QMutexLocker>
#include <QDebug>
AudioPlayerThread::AudioPlayerThread(QObject* parent)
:QThread(parent)
, m_nStartPopIndex(0)
, m_nEndPushIndex(0)
, m_nTotalCanUsed(0)
, m_nCurrentPlayIndex(0)
{
m_audioData.clear();
m_waitMutex.lock();
}
AudioPlayerThread::~AudioPlayerThread()
{
this->requestInterruption();
if (this->isRunning())
this->wait();
}
void AudioPlayerThread::setSampleInfo(int sampleRate, int sampleSize, int channelCount)
{
m_format.setSampleRate(sampleRate);
m_format.setSampleSize(sampleSize);
m_format.setChannelCount(channelCount);
m_format.setCodec("audio/pcm");
m_format.setByteOrder(QAudioFormat::LittleEndian);
m_format.setSampleType(QAudioFormat::SignedInt);
if (m_pAudioOutput)
delete m_pAudioOutput;
m_pAudioOutput = new QAudioOutput(m_format, this);
m_pIODevice = m_pAudioOutput->start();
}
void AudioPlayerThread::setAudioData(char* audioData, int length)
{
QMutexLocker locker(&m_mutex);
m_audioData.append(audioData, length);
m_nTotalCanUsed += length;
//m_waitCondition.wakeAll();
}
// get current play time
qreal AudioPlayerThread::getCurrentPlayTime(void)
{
//qDebug() << "Current Played Audio Size is " << m_nCurrentPlayIndex;
qreal time = m_nCurrentPlayIndex / m_format.sampleRate() / m_format.channelCount() / (m_format.sampleSize() / 8);
return time;
}
void AudioPlayerThread::setDecodec(DecodecVideo* decodec)
{
m_pDecodecVideo = decodec;
}
void AudioPlayerThread::setCurrentTimeForce(qreal time)
{
QMutexLocker locker(&m_mutex);
m_audioData.clear();
m_nTotalCanUsed = 0;
m_nCurrentPlayIndex = time * m_format.sampleRate() * m_format.channelCount() * (m_format.sampleSize() / 8);
}
bool AudioPlayerThread::isAudioEmpty(void)
{
if (m_nTotalCanUsed <= 0)
return true;
return false;
}
void AudioPlayerThread::run(void)
{
while (!this->isInterruptionRequested())
{
if (isAudioEmpty())
{
//qDebug() << "Audio Is Empty!";
QThread::msleep(10);
continue;
}
if (m_pAudioOutput->bytesFree() >= m_audioData.size())
{
// fill all audio data
QMutexLocker locker(&m_mutex);
m_pIODevice->write(m_audioData);
// update index
m_nCurrentPlayIndex = m_nCurrentPlayIndex + m_audioData.size() * 1.0;
if (m_pDecodecVideo)
{
// update To Display
qreal time = getCurrentPlayTime();
qDebug() << "Current Play Audio Time is " << time << "; Current Buffer Size: 0";
m_pDecodecVideo->updateToDisplay(time);
}
m_audioData.clear();
m_nTotalCanUsed = 0;
//qDebug() << "Audio ByteFree >= Audio Size!";
QThread::msleep(10);
continue;
}
if (m_pAudioOutput->bytesFree() >= m_pAudioOutput->periodSize())
{
// fill period audio data
QMutexLocker locker(&m_mutex);
int size = m_pAudioOutput->bytesFree();
m_pIODevice->write(m_audioData.data(), size);
// update index
m_nCurrentPlayIndex = m_nCurrentPlayIndex + size * 1.0;
if (m_pDecodecVideo)
{
// update To Display
qreal time = getCurrentPlayTime();
//qDebug() << "Current Play Audio Time is " << time << "; Current Buffer Size: " << m_audioData.size() - size;
m_pDecodecVideo->updateToDisplay(time);
}
m_audioData.remove(0, size);
m_nTotalCanUsed -= size;
//qDebug() << "Audio ByteFree >= Audio periodSize!";
QThread::msleep(10);
continue;
}
//qDebug() << "Audio Playing";
QThread::msleep(15);
}
}