зеркало из https://github.com/mozilla/gecko-dev.git
59 строки
2.0 KiB
C++
59 строки
2.0 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-*/
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/* 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 file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "MediaStreamListener.h"
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#include "AudioSegment.h"
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#include "VideoSegment.h"
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#include "StreamTracks.h"
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namespace mozilla {
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void
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DirectMediaStreamTrackListener::MirrorAndDisableSegment(AudioSegment& aFrom,
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AudioSegment& aTo)
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{
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aTo.Clear();
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aTo.AppendNullData(aFrom.GetDuration());
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}
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void
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DirectMediaStreamTrackListener::MirrorAndDisableSegment(VideoSegment& aFrom,
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VideoSegment& aTo)
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{
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aTo.Clear();
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for (VideoSegment::ChunkIterator it(aFrom); !it.IsEnded(); it.Next()) {
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aTo.AppendFrame(do_AddRef(it->mFrame.GetImage()), it->GetDuration(),
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it->mFrame.GetIntrinsicSize(), it->GetPrincipalHandle(), true);
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}
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}
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void
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DirectMediaStreamTrackListener::NotifyRealtimeTrackDataAndApplyTrackDisabling(MediaStreamGraph* aGraph,
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StreamTime aTrackOffset,
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MediaSegment& aMedia)
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{
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if (mDisabledCount == 0) {
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NotifyRealtimeTrackData(aGraph, aTrackOffset, aMedia);
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return;
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}
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if (!mMedia) {
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mMedia = aMedia.CreateEmptyClone();
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}
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if (aMedia.GetType() == MediaSegment::AUDIO) {
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MirrorAndDisableSegment(static_cast<AudioSegment&>(aMedia),
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static_cast<AudioSegment&>(*mMedia));
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} else if (aMedia.GetType() == MediaSegment::VIDEO) {
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MirrorAndDisableSegment(static_cast<VideoSegment&>(aMedia),
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static_cast<VideoSegment&>(*mMedia));
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} else {
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MOZ_CRASH("Unsupported media type");
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}
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NotifyRealtimeTrackData(aGraph, aTrackOffset, *mMedia);
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}
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} // namespace mozilla
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