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/*
* Copyright (C) 2019-2022 Igalia S.L. All rights reserved.
* Copyright (C) 2022 Metrological Group B.V.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#pragma once
#if ENABLE(WEB_RTC) && USE(GSTREAMER_WEBRTC)
#include "GRefPtrGStreamer.h"
#include "RTCStatsReport.h"
#include <wtf/CompletionHandler.h>
#include <wtf/HashMap.h>
#include <wtf/MonotonicTime.h>
#include <wtf/RefPtr.h>
#include <wtf/ThreadSafeRefCounted.h>
#include <wtf/glib/GRefPtr.h>
#include <wtf/glib/GUniquePtr.h>
namespace WebCore {
class RTCStatsReport;
class GStreamerStatsCollector : public ThreadSafeRefCounted<GStreamerStatsCollector, WTF::DestructionThread::Main> {
public:
using CollectorCallback = CompletionHandler<void(RefPtr<RTCStatsReport>&&)>;
static Ref<GStreamerStatsCollector> create() { return adoptRef(*new GStreamerStatsCollector()); }
void setElement(GstElement* element) { m_webrtcBin = element; }
using PreprocessCallback = Function<GUniquePtr<GstStructure>(const GRefPtr<GstPad>&, const GstStructure*)>;
void getStats(CollectorCallback&&, const GRefPtr<GstPad>&, PreprocessCallback&&);
void invalidateCache();
private:
GRefPtr<GstElement> m_webrtcBin;
struct CachedReport {
MonotonicTime generationTime;
RefPtr<RTCStatsReport> report;
};
HashMap<GRefPtr<GstPad>, CachedReport> m_cachedReportsPerPad;
std::optional<CachedReport> m_cachedGlobalReport;
};
} // namespace WebCore
#endif // ENABLE(WEB_RTC) && USE(GSTREAMER_WEBRTC)
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