mirror of
https://github.com/classilla/tenfourfox.git
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113 lines
3.4 KiB
C++
113 lines
3.4 KiB
C++
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef peerconnectionctx_h___h__
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#define peerconnectionctx_h___h__
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#include <string>
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#if !defined(MOZILLA_EXTERNAL_LINKAGE)
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#include "WebrtcGlobalChild.h"
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#endif
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#include "mozilla/Attributes.h"
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#include "mozilla/StaticPtr.h"
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#include "PeerConnectionImpl.h"
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#include "mozIGeckoMediaPluginService.h"
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#include "nsIRunnable.h"
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namespace mozilla {
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class PeerConnectionCtxShutdown;
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namespace dom {
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class WebrtcGlobalInformation;
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}
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// A class to hold some of the singleton objects we need:
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// * The global PeerConnectionImpl table and its associated lock.
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// * Stats report objects for PCs that are gone
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// * GMP related state
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class PeerConnectionCtx {
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public:
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static nsresult InitializeGlobal(nsIThread *mainThread, nsIEventTarget *stsThread);
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static PeerConnectionCtx* GetInstance();
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static bool isActive();
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static void Destroy();
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bool isReady() {
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// If mGMPService is not set, we aren't using GMP.
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if (mGMPService) {
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return mGMPReady;
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}
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return true;
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}
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void queueJSEPOperation(nsIRunnable* aJSEPOperation);
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void onGMPReady();
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bool gmpHasH264();
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// Make these classes friend so that they can access mPeerconnections.
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friend class PeerConnectionImpl;
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friend class PeerConnectionWrapper;
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friend class mozilla::dom::WebrtcGlobalInformation;
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#if !defined(MOZILLA_EXTERNAL_LINKAGE)
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// WebrtcGlobalInformation uses this; we put it here so we don't need to
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// create another shutdown observer class.
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mozilla::dom::Sequence<mozilla::dom::RTCStatsReportInternal>
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mStatsForClosedPeerConnections;
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#endif
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const std::map<const std::string, PeerConnectionImpl *>& mGetPeerConnections();
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private:
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// We could make these available only via accessors but it's too much trouble.
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std::map<const std::string, PeerConnectionImpl *> mPeerConnections;
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PeerConnectionCtx() : mGMPReady(false) {}
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// This is a singleton, so don't copy construct it, etc.
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PeerConnectionCtx(const PeerConnectionCtx& other) = delete;
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void operator=(const PeerConnectionCtx& other) = delete;
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virtual ~PeerConnectionCtx();
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nsresult Initialize();
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nsresult Cleanup();
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void initGMP();
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static void
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EverySecondTelemetryCallback_m(nsITimer* timer, void *);
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#if !defined(MOZILLA_EXTERNAL_LINKAGE)
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// Telemetry Peer conection counter
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int mConnectionCounter;
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nsCOMPtr<nsITimer> mTelemetryTimer;
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public:
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// TODO(jib): If we ever enable move semantics on std::map...
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//std::map<nsString,nsAutoPtr<mozilla::dom::RTCStatsReportInternal>> mLastReports;
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nsTArray<nsAutoPtr<mozilla::dom::RTCStatsReportInternal>> mLastReports;
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private:
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#endif
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// We cannot form offers/answers properly until the Gecko Media Plugin stuff
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// has been initted, which is a complicated mess of thread dispatches,
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// including sync dispatches to main. So, we need to be able to queue up
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// offer creation (or SetRemote, when we're the answerer) until all of this is
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// ready to go, since blocking on this init is just begging for deadlock.
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nsCOMPtr<mozIGeckoMediaPluginService> mGMPService;
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bool mGMPReady;
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nsTArray<nsCOMPtr<nsIRunnable>> mQueuedJSEPOperations;
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static PeerConnectionCtx *gInstance;
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public:
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static nsIThread *gMainThread;
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static mozilla::StaticRefPtr<mozilla::PeerConnectionCtxShutdown> gPeerConnectionCtxShutdown;
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};
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} // namespace mozilla
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#endif
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