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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=2 et sw=2 tw=80: */
/* 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
#include "jsapi/RTCEncodedVideoFrame.h"
#include <stdint.h>
#include <memory>
#include <string>
#include <utility>
#include "api/frame_transformer_interface.h"
#include "jsapi/RTCEncodedFrameBase.h"
#include "mozilla/dom/RTCEncodedVideoFrameBinding.h"
#include "mozilla/dom/RTCRtpScriptTransformer.h"
#include "nsWrapperCache.h"
#include "nsISupports.h"
#include "nsCycleCollectionParticipant.h"
#include "nsIGlobalObject.h"
#include "nsContentUtils.h"
#include "mozilla/RefPtr.h"
#include "mozilla/Unused.h"
#include "mozilla/fallible.h"
#include "mozilla/Maybe.h"
#include "js/RootingAPI.h"
namespace mozilla::dom {
NS_IMPL_CYCLE_COLLECTION_INHERITED(RTCEncodedVideoFrame, RTCEncodedFrameBase,
mOwner)
NS_IMPL_ADDREF_INHERITED(RTCEncodedVideoFrame, RTCEncodedFrameBase)
NS_IMPL_RELEASE_INHERITED(RTCEncodedVideoFrame, RTCEncodedFrameBase)
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(RTCEncodedVideoFrame)
NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
NS_INTERFACE_MAP_END_INHERITING(RTCEncodedFrameBase)
RTCEncodedVideoFrame::RTCEncodedVideoFrame(
nsIGlobalObject* aGlobal,
std::unique_ptr<webrtc::TransformableFrameInterface> aFrame,
uint64_t aCounter, RTCRtpScriptTransformer* aOwner)
: RTCEncodedFrameBase(aGlobal, std::move(aFrame), aCounter),
mOwner(aOwner) {
const auto& videoFrame(
static_cast<webrtc::TransformableVideoFrameInterface&>(*mFrame));
mType = videoFrame.IsKeyFrame() ? RTCEncodedVideoFrameType::Key
: RTCEncodedVideoFrameType::Delta;
auto metadata = videoFrame.Metadata();
if (metadata.GetFrameId().has_value()) {
mMetadata.mFrameId.Construct(*metadata.GetFrameId());
}
mMetadata.mDependencies.Construct();
for (const auto dep : metadata.GetFrameDependencies()) {
Unused << mMetadata.mDependencies.Value().AppendElement(
static_cast<unsigned long long>(dep), fallible);
}
mMetadata.mWidth.Construct(metadata.GetWidth());
mMetadata.mHeight.Construct(metadata.GetHeight());
if (metadata.GetSpatialIndex() >= 0) {
mMetadata.mSpatialIndex.Construct(metadata.GetSpatialIndex());
}
if (metadata.GetTemporalIndex() >= 0) {
mMetadata.mTemporalIndex.Construct(metadata.GetTemporalIndex());
}
mMetadata.mSynchronizationSource.Construct(videoFrame.GetSsrc());
mMetadata.mPayloadType.Construct(videoFrame.GetPayloadType());
mMetadata.mContributingSources.Construct();
for (const auto csrc : metadata.GetCsrcs()) {
Unused << mMetadata.mContributingSources.Value().AppendElement(csrc,
fallible);
}
// The metadata timestamp is different, and not presently present in the
// libwebrtc types
if (!videoFrame.GetRid().empty()) {
mRid = Some(videoFrame.GetRid());
}
// Base class needs this, but can't do it itself because of an assertion in
// the cycle-collector.
mozilla::HoldJSObjects(this);
}
RTCEncodedVideoFrame::~RTCEncodedVideoFrame() {
// Base class needs this, but can't do it itself because of an assertion in
// the cycle-collector.
mozilla::DropJSObjects(this);
}
JSObject* RTCEncodedVideoFrame::WrapObject(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) {
return RTCEncodedVideoFrame_Binding::Wrap(aCx, this, aGivenProto);
}
nsIGlobalObject* RTCEncodedVideoFrame::GetParentObject() const {
return mGlobal;
}
RTCEncodedVideoFrameType RTCEncodedVideoFrame::Type() const { return mType; }
void RTCEncodedVideoFrame::GetMetadata(
RTCEncodedVideoFrameMetadata& aMetadata) {
aMetadata = mMetadata;
}
bool RTCEncodedVideoFrame::CheckOwner(RTCRtpScriptTransformer* aOwner) const {
return aOwner == mOwner;
}
Maybe<std::string> RTCEncodedVideoFrame::Rid() const { return mRid; }
} // namespace mozilla::dom