MediaStreamSource.cpp [plain text]
#include "config.h"
#if ENABLE(MEDIA_STREAM)
#include "MediaStreamSource.h"
#include "MediaStreamCenter.h"
#include "MediaStreamSourceCapabilities.h"
#include "UUID.h"
namespace WebCore {
MediaStreamSource::MediaStreamSource(const String& id, Type type, const String& name)
: m_id(id)
, m_type(type)
, m_name(name)
, m_readyState(New)
, m_enabled(true)
, m_muted(false)
, m_readonly(false)
, m_remote(false)
{
if (!m_id.isEmpty())
return;
m_id = createCanonicalUUIDString();
}
void MediaStreamSource::reset()
{
m_readyState = New;
m_enabled = true;
m_muted = false;
m_readonly = false;
m_remote = false;
}
void MediaStreamSource::setReadyState(ReadyState readyState)
{
if (m_readyState == Ended || m_readyState == readyState)
return;
m_readyState = readyState;
for (auto observer = m_observers.begin(); observer != m_observers.end(); ++observer)
(*observer)->sourceReadyStateChanged();
if (m_readyState == Live) {
startProducingData();
return;
}
if (m_readyState == Ended)
stopProducingData();
}
void MediaStreamSource::addObserver(MediaStreamSource::Observer* observer)
{
m_observers.append(observer);
}
void MediaStreamSource::removeObserver(MediaStreamSource::Observer* observer)
{
size_t pos = m_observers.find(observer);
if (pos != notFound)
m_observers.remove(pos);
if (!m_observers.size())
stop();
}
void MediaStreamSource::setMuted(bool muted)
{
if (m_muted == muted)
return;
m_muted = muted;
if (m_readyState == Ended)
return;
for (auto observer = m_observers.begin(); observer != m_observers.end(); ++observer)
(*observer)->sourceMutedChanged();
}
void MediaStreamSource::setEnabled(bool enabled)
{
if (!enabled) {
for (auto observer = m_observers.begin(); observer != m_observers.end(); ++observer) {
if ((*observer)->observerIsEnabled())
return;
}
}
if (m_enabled == enabled)
return;
m_enabled = enabled;
if (m_readyState == Ended)
return;
if (!enabled)
stopProducingData();
else
startProducingData();
for (auto observer = m_observers.begin(); observer != m_observers.end(); ++observer)
(*observer)->sourceEnabledChanged();
}
bool MediaStreamSource::readonly() const
{
return m_readonly;
}
void MediaStreamSource::stop()
{
setReadyState(Ended);
}
}
#endif // ENABLE(MEDIA_STREAM)