c20978e581
NOPRESUBMIT=True # cpplint errors that aren't caused by this CL. NOTRY=True NOTREECHECKS=True TBR=kwiberg@webrtc.org, kjellander@webrtc.org Bug: webrtc:7634 Change-Id: I3cca0fbaa807b563c95979cccd6d1bec32055f36 Reviewed-on: https://chromium-review.googlesource.com/562156 Commit-Queue: Edward Lemur <ehmaldonado@webrtc.org> Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org> Cr-Commit-Position: refs/heads/master@{#18919}
97 lines
2.8 KiB
C++
97 lines
2.8 KiB
C++
/*
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* Copyright 2011 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "webrtc/pc/mediastream.h"
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#include "webrtc/rtc_base/checks.h"
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#include "webrtc/rtc_base/logging.h"
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namespace webrtc {
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template <class V>
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static typename V::iterator FindTrack(V* vector,
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const std::string& track_id) {
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typename V::iterator it = vector->begin();
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for (; it != vector->end(); ++it) {
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if ((*it)->id() == track_id) {
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break;
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}
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}
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return it;
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};
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rtc::scoped_refptr<MediaStream> MediaStream::Create(
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const std::string& label) {
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rtc::RefCountedObject<MediaStream>* stream =
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new rtc::RefCountedObject<MediaStream>(label);
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return stream;
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}
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MediaStream::MediaStream(const std::string& label)
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: label_(label) {
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}
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bool MediaStream::AddTrack(AudioTrackInterface* track) {
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return AddTrack<AudioTrackVector, AudioTrackInterface>(&audio_tracks_, track);
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}
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bool MediaStream::AddTrack(VideoTrackInterface* track) {
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return AddTrack<VideoTrackVector, VideoTrackInterface>(&video_tracks_, track);
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}
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bool MediaStream::RemoveTrack(AudioTrackInterface* track) {
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return RemoveTrack<AudioTrackVector>(&audio_tracks_, track);
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}
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bool MediaStream::RemoveTrack(VideoTrackInterface* track) {
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return RemoveTrack<VideoTrackVector>(&video_tracks_, track);
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}
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rtc::scoped_refptr<AudioTrackInterface>
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MediaStream::FindAudioTrack(const std::string& track_id) {
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AudioTrackVector::iterator it = FindTrack(&audio_tracks_, track_id);
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if (it == audio_tracks_.end())
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return NULL;
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return *it;
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}
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rtc::scoped_refptr<VideoTrackInterface>
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MediaStream::FindVideoTrack(const std::string& track_id) {
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VideoTrackVector::iterator it = FindTrack(&video_tracks_, track_id);
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if (it == video_tracks_.end())
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return NULL;
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return *it;
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}
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template <typename TrackVector, typename Track>
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bool MediaStream::AddTrack(TrackVector* tracks, Track* track) {
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typename TrackVector::iterator it = FindTrack(tracks, track->id());
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if (it != tracks->end())
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return false;
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tracks->push_back(track);
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FireOnChanged();
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return true;
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}
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template <typename TrackVector>
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bool MediaStream::RemoveTrack(TrackVector* tracks,
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MediaStreamTrackInterface* track) {
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RTC_DCHECK(tracks != NULL);
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if (!track)
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return false;
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typename TrackVector::iterator it = FindTrack(tracks, track->id());
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if (it == tracks->end())
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return false;
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tracks->erase(it);
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FireOnChanged();
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return true;
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}
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} // namespace webrtc
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