MediaStreamRegistry.cpp [plain text]
#include "config.h"
#include "MediaStreamRegistry.h"
#if ENABLE(MEDIA_STREAM)
#include "MediaStream.h"
#include "URL.h"
#include <wtf/MainThread.h>
#include <wtf/NeverDestroyed.h>
namespace WebCore {
MediaStreamRegistry& MediaStreamRegistry::shared()
{
ASSERT(isMainThread());
static NeverDestroyed<MediaStreamRegistry> instance;
return instance;
}
void MediaStreamRegistry::registerURL(SecurityOrigin*, const URL& url, URLRegistrable* stream)
{
ASSERT(&stream->registry() == this);
ASSERT(isMainThread());
m_mediaStreams.set(url.string(), static_cast<MediaStream*>(stream));
}
void MediaStreamRegistry::unregisterURL(const URL& url)
{
ASSERT(isMainThread());
m_mediaStreams.remove(url.string());
}
URLRegistrable* MediaStreamRegistry::lookup(const String& url) const
{
ASSERT(isMainThread());
return m_mediaStreams.get(url);
}
MediaStreamRegistry::MediaStreamRegistry()
{
}
MediaStream* MediaStreamRegistry::lookUp(const URL& url) const
{
return static_cast<MediaStream*>(lookup(url.string()));
}
static Vector<MediaStream*>& mediaStreams()
{
static NeverDestroyed<Vector<MediaStream*>> streams;
return streams;
}
void MediaStreamRegistry::registerStream(MediaStream& stream)
{
mediaStreams().append(&stream);
}
void MediaStreamRegistry::unregisterStream(MediaStream& stream)
{
Vector<MediaStream*>& allStreams = mediaStreams();
size_t pos = allStreams.find(&stream);
if (pos != notFound)
allStreams.remove(pos);
}
MediaStream* MediaStreamRegistry::lookUp(const MediaStreamPrivate& privateStream) const
{
Vector<MediaStream*>& allStreams = mediaStreams();
for (auto& stream : allStreams) {
if (stream->privateStream() == &privateStream)
return stream;
}
return nullptr;
}
}
#endif // ENABLE(MEDIA_STREAM)