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39
40#include "qgstreamerstreamscontrol.h"
41#include <private/qgstreamerplayersession_p.h>
42
43QGstreamerStreamsControl::QGstreamerStreamsControl(QGstreamerPlayerSession *session, QObject *parent)
44 :QMediaStreamsControl(parent), m_session(session)
45{
46 connect(asender: m_session, SIGNAL(streamsChanged()), SIGNAL(streamsChanged()));
47}
48
49QGstreamerStreamsControl::~QGstreamerStreamsControl()
50{
51}
52
53int QGstreamerStreamsControl::streamCount()
54{
55 return m_session->streamCount();
56}
57
58QMediaStreamsControl::StreamType QGstreamerStreamsControl::streamType(int streamNumber)
59{
60 return m_session->streamType(streamNumber);
61}
62
63QVariant QGstreamerStreamsControl::metaData(int streamNumber, const QString &key)
64{
65 return m_session->streamProperties(streamNumber).value(akey: key);
66}
67
68bool QGstreamerStreamsControl::isActive(int streamNumber)
69{
70 return streamNumber != -1 && streamNumber == m_session->activeStream(streamType: streamType(streamNumber));
71}
72
73void QGstreamerStreamsControl::setActive(int streamNumber, bool state)
74{
75 QMediaStreamsControl::StreamType type = m_session->streamType(streamNumber);
76 if (type == QMediaStreamsControl::UnknownStream)
77 return;
78
79 if (state)
80 m_session->setActiveStream(streamType: type, streamNumber);
81 else {
82 //only one active stream of certain type is supported
83 if (m_session->activeStream(streamType: type) == streamNumber)
84 m_session->setActiveStream(streamType: type, streamNumber: -1);
85 }
86}
87
88

source code of qtmultimedia/src/plugins/gstreamer/mediaplayer/qgstreamerstreamscontrol.cpp