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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-*/
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef DOM_MEDIA_WEBRTC_LIBWEBRTCGLUE_WEBRTCVIDEOCODECFACTORY_H_
#define DOM_MEDIA_WEBRTC_LIBWEBRTCGLUE_WEBRTCVIDEOCODECFACTORY_H_
#include "api/video_codecs/video_decoder_factory.h"
#include "api/video_codecs/video_encoder_factory.h"
#include "MediaEventSource.h"
#include "PerformanceRecorder.h"
namespace mozilla {
class GmpPluginNotifierInterface {
virtual void DisconnectAll() = 0;
virtual MediaEventSource<uint64_t>& CreatedGmpPluginEvent() = 0;
virtual MediaEventSource<uint64_t>& ReleasedGmpPluginEvent() = 0;
};
class GmpPluginNotifier : public GmpPluginNotifierInterface {
public:
explicit GmpPluginNotifier(nsCOMPtr<nsISerialEventTarget> aOwningThread)
: mOwningThread(std::move(aOwningThread)),
mCreatedGmpPluginEvent(mOwningThread),
mReleasedGmpPluginEvent(mOwningThread) {}
~GmpPluginNotifier() = default;
void DisconnectAll() override {
MOZ_ASSERT(mOwningThread->IsOnCurrentThread());
mCreatedGmpPluginEvent.DisconnectAll();
mReleasedGmpPluginEvent.DisconnectAll();
}
MediaEventSource<uint64_t>& CreatedGmpPluginEvent() override {
return mCreatedGmpPluginEvent;
}
MediaEventSource<uint64_t>& ReleasedGmpPluginEvent() override {
return mReleasedGmpPluginEvent;
}
protected:
const nsCOMPtr<nsISerialEventTarget> mOwningThread;
MediaEventForwarder<uint64_t> mCreatedGmpPluginEvent;
MediaEventForwarder<uint64_t> mReleasedGmpPluginEvent;
};
class WebrtcVideoDecoderFactory : public GmpPluginNotifier,
public webrtc::VideoDecoderFactory {
public:
WebrtcVideoDecoderFactory(nsCOMPtr<nsISerialEventTarget> aOwningThread,
std::string aPCHandle, TrackingId aTrackingId)
: GmpPluginNotifier(std::move(aOwningThread)),
mPCHandle(std::move(aPCHandle)),
mTrackingId(std::move(aTrackingId)) {}
std::vector<webrtc::SdpVideoFormat> GetSupportedFormats() const override {
MOZ_CRASH("Unexpected call");
return std::vector<webrtc::SdpVideoFormat>();
}
std::unique_ptr<webrtc::VideoDecoder> CreateVideoDecoder(
const webrtc::SdpVideoFormat& aFormat) override;
private:
const std::string mPCHandle;
const TrackingId mTrackingId;
};
class WebrtcVideoEncoderFactory : public GmpPluginNotifierInterface,
public webrtc::VideoEncoderFactory {
class InternalFactory : public GmpPluginNotifier,
public webrtc::VideoEncoderFactory {
public:
InternalFactory(nsCOMPtr<nsISerialEventTarget> aOwningThread,
std::string aPCHandle)
: GmpPluginNotifier(std::move(aOwningThread)),
mPCHandle(std::move(aPCHandle)) {}
std::vector<webrtc::SdpVideoFormat> GetSupportedFormats() const override {
MOZ_CRASH("Unexpected call");
return std::vector<webrtc::SdpVideoFormat>();
}
std::unique_ptr<webrtc::VideoEncoder> CreateVideoEncoder(
const webrtc::SdpVideoFormat& aFormat) override;
bool Supports(const webrtc::SdpVideoFormat& aFormat);
private:
const std::string mPCHandle;
};
public:
explicit WebrtcVideoEncoderFactory(
nsCOMPtr<nsISerialEventTarget> aOwningThread, std::string aPCHandle)
: mInternalFactory(MakeUnique<InternalFactory>(std::move(aOwningThread),
std::move(aPCHandle))) {}
std::vector<webrtc::SdpVideoFormat> GetSupportedFormats() const override {
MOZ_CRASH("Unexpected call");
return std::vector<webrtc::SdpVideoFormat>();
}
std::unique_ptr<webrtc::VideoEncoder> CreateVideoEncoder(
const webrtc::SdpVideoFormat& aFormat) override;
void DisconnectAll() override { mInternalFactory->DisconnectAll(); }
MediaEventSource<uint64_t>& CreatedGmpPluginEvent() override {
return mInternalFactory->CreatedGmpPluginEvent();
}
MediaEventSource<uint64_t>& ReleasedGmpPluginEvent() override {
return mInternalFactory->ReleasedGmpPluginEvent();
}
private:
const UniquePtr<InternalFactory> mInternalFactory;
};
} // namespace mozilla
#endif
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