| /* |
| * Copyright (C) 2011 Ericsson AB. All rights reserved. |
| * Copyright (C) 2013 Google Inc. All rights reserved. |
| * Copyright (C) 2013 Nokia Corporation and/or its subsidiary(-ies). |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "config.h" |
| |
| #if ENABLE(MEDIA_STREAM) |
| |
| #include "MediaStreamPrivate.h" |
| |
| #include "MediaStreamCenter.h" |
| #include "UUID.h" |
| #include <wtf/RefCounted.h> |
| #include <wtf/Vector.h> |
| |
| namespace WebCore { |
| |
| PassRefPtr<MediaStreamPrivate> MediaStreamPrivate::create(const Vector<RefPtr<MediaStreamSource>>& audioSources, const Vector<RefPtr<MediaStreamSource>>& videoSources) |
| { |
| return adoptRef(new MediaStreamPrivate(createCanonicalUUIDString(), audioSources, videoSources)); |
| } |
| |
| PassRefPtr<MediaStreamPrivate> MediaStreamPrivate::create(const Vector<RefPtr<MediaStreamTrackPrivate>>& audioPrivateTracks, const Vector<RefPtr<MediaStreamTrackPrivate>>& videoPrivateTracks) |
| { |
| return adoptRef(new MediaStreamPrivate(createCanonicalUUIDString(), audioPrivateTracks, videoPrivateTracks)); |
| } |
| |
| void MediaStreamPrivate::addSource(PassRefPtr<MediaStreamSource> prpSource) |
| { |
| RefPtr<MediaStreamSource> source = prpSource; |
| switch (source->type()) { |
| case MediaStreamSource::Audio: |
| if (m_audioStreamSources.find(source) == notFound) |
| m_audioStreamSources.append(source); |
| break; |
| case MediaStreamSource::Video: |
| if (m_videoStreamSources.find(source) == notFound) |
| m_videoStreamSources.append(source); |
| break; |
| case MediaStreamSource::None: |
| ASSERT_NOT_REACHED(); |
| break; |
| } |
| } |
| |
| void MediaStreamPrivate::removeSource(PassRefPtr<MediaStreamSource> source) |
| { |
| size_t pos = notFound; |
| switch (source->type()) { |
| case MediaStreamSource::Audio: |
| pos = m_audioStreamSources.find(source); |
| if (pos == notFound) |
| return; |
| m_audioStreamSources.remove(pos); |
| break; |
| case MediaStreamSource::Video: |
| pos = m_videoStreamSources.find(source); |
| if (pos == notFound) |
| return; |
| m_videoStreamSources.remove(pos); |
| break; |
| case MediaStreamSource::None: |
| ASSERT_NOT_REACHED(); |
| break; |
| } |
| } |
| |
| void MediaStreamPrivate::addRemoteSource(MediaStreamSource* source) |
| { |
| if (m_client) |
| m_client->addRemoteSource(source); |
| else |
| addSource(source); |
| } |
| |
| void MediaStreamPrivate::removeRemoteSource(MediaStreamSource* source) |
| { |
| if (m_client) |
| m_client->removeRemoteSource(source); |
| else |
| removeSource(source); |
| } |
| |
| void MediaStreamPrivate::addRemoteTrack(MediaStreamTrackPrivate* track) |
| { |
| if (m_client) |
| m_client->addRemoteTrack(track); |
| else |
| addTrack(track); |
| } |
| |
| void MediaStreamPrivate::removeRemoteTrack(MediaStreamTrackPrivate* track) |
| { |
| if (m_client) |
| m_client->removeRemoteTrack(track); |
| else |
| removeTrack(track); |
| } |
| |
| MediaStreamPrivate::MediaStreamPrivate(const String& id, const Vector<RefPtr<MediaStreamSource>>& audioSources, const Vector<RefPtr<MediaStreamSource>>& videoSources) |
| : m_client(0) |
| , m_id(id) |
| , m_ended(false) |
| { |
| ASSERT(m_id.length()); |
| for (size_t i = 0; i < audioSources.size(); i++) |
| addTrack(MediaStreamTrackPrivate::create(audioSources[i])); |
| |
| for (size_t i = 0; i < videoSources.size(); i++) |
| addTrack(MediaStreamTrackPrivate::create(videoSources[i])); |
| |
| unsigned providedSourcesSize = audioSources.size() + videoSources.size(); |
| unsigned tracksSize = m_audioPrivateTracks.size() + m_videoPrivateTracks.size(); |
| // If sources were provided and no track was added to the MediaStreamPrivate's tracks, this means |
| // that the tracks were all ended |
| if (providedSourcesSize > 0 && !tracksSize) |
| m_ended = true; |
| } |
| |
| MediaStreamPrivate::MediaStreamPrivate(const String& id, const Vector<RefPtr<MediaStreamTrackPrivate>>& audioPrivateTracks, const Vector<RefPtr<MediaStreamTrackPrivate>>& videoPrivateTracks) |
| : m_client(0) |
| , m_id(id) |
| , m_ended(false) |
| { |
| ASSERT(m_id.length()); |
| for (size_t i = 0; i < audioPrivateTracks.size(); i++) |
| addTrack(audioPrivateTracks[i]); |
| |
| for (size_t i = 0; i < videoPrivateTracks.size(); i++) |
| addTrack(videoPrivateTracks[i]); |
| |
| unsigned providedTracksSize = audioPrivateTracks.size() + videoPrivateTracks.size(); |
| unsigned tracksSize = m_audioPrivateTracks.size() + m_videoPrivateTracks.size(); |
| // If tracks were provided and no one was added to the MediaStreamPrivate's tracks, this means |
| // that the tracks were all ended |
| if (providedTracksSize > 0 && !tracksSize) |
| m_ended = true; |
| } |
| |
| void MediaStreamPrivate::setEnded() |
| { |
| if (m_client) |
| m_client->streamDidEnd(); |
| |
| m_ended = true; |
| } |
| |
| void MediaStreamPrivate::addTrack(PassRefPtr<MediaStreamTrackPrivate> prpTrack) |
| { |
| RefPtr<MediaStreamTrackPrivate> track = prpTrack; |
| if (track->ended()) |
| return; |
| |
| Vector<RefPtr<MediaStreamTrackPrivate>>& tracks = track->type() == MediaStreamSource::Audio ? m_audioPrivateTracks : m_videoPrivateTracks; |
| |
| size_t pos = tracks.find(track); |
| if (pos != notFound) |
| return; |
| |
| tracks.append(track); |
| if (track->source()) |
| addSource(track->source()); |
| } |
| |
| void MediaStreamPrivate::removeTrack(PassRefPtr<MediaStreamTrackPrivate> track) |
| { |
| Vector<RefPtr<MediaStreamTrackPrivate>>& tracks = track->type() == MediaStreamSource::Audio ? m_audioPrivateTracks : m_videoPrivateTracks; |
| |
| size_t pos = tracks.find(track); |
| if (pos == notFound) |
| return; |
| |
| tracks.remove(pos); |
| } |
| |
| } // namespace WebCore |
| |
| #endif // ENABLE(MEDIA_STREAM) |