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/*
* Copyright (C) 2015 Ericsson AB. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
* 3. Neither the name of Ericsson 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"
#include "RTCRtpSender.h"
#if ENABLE(WEB_RTC)
#include "JSDOMPromiseDeferred.h"
#include "RTCDTMFSender.h"
#include "RTCDTMFSenderBackend.h"
#include "RTCRtpCapabilities.h"
#include "RTCRtpTransceiver.h"
#include <wtf/IsoMallocInlines.h>
namespace WebCore {
WTF_MAKE_ISO_ALLOCATED_IMPL(RTCRtpSender);
Ref<RTCRtpSender> RTCRtpSender::create(PeerConnectionBackend& connection, Ref<MediaStreamTrack>&& track, Vector<String>&& mediaStreamIds, std::unique_ptr<RTCRtpSenderBackend>&& backend)
{
auto sender = adoptRef(*new RTCRtpSender(connection, String(track->kind()), WTFMove(mediaStreamIds), WTFMove(backend)));
sender->setTrack(WTFMove(track));
return sender;
}
Ref<RTCRtpSender> RTCRtpSender::create(PeerConnectionBackend& connection, String&& trackKind, Vector<String>&& mediaStreamIds, std::unique_ptr<RTCRtpSenderBackend>&& backend)
{
return adoptRef(*new RTCRtpSender(connection, WTFMove(trackKind), WTFMove(mediaStreamIds), WTFMove(backend)));
}
RTCRtpSender::RTCRtpSender(PeerConnectionBackend& connection, String&& trackKind, Vector<String>&& mediaStreamIds, std::unique_ptr<RTCRtpSenderBackend>&& backend)
: m_trackKind(WTFMove(trackKind))
, m_mediaStreamIds(WTFMove(mediaStreamIds))
, m_backend(WTFMove(backend))
, m_connection(makeWeakPtr(&connection))
{
ASSERT(m_backend);
}
RTCRtpSender::~RTCRtpSender() = default;
void RTCRtpSender::setTrackToNull()
{
ASSERT(m_track);
m_trackId = { };
m_track = nullptr;
}
void RTCRtpSender::stop()
{
m_trackId = { };
m_track = nullptr;
m_backend = nullptr;
}
void RTCRtpSender::setTrack(Ref<MediaStreamTrack>&& track)
{
ASSERT(!isStopped());
if (!m_track)
m_trackId = track->id();
m_track = WTFMove(track);
}
void RTCRtpSender::replaceTrack(ScriptExecutionContext& context, RefPtr<MediaStreamTrack>&& withTrack, DOMPromiseDeferred<void>&& promise)
{
if (isStopped()) {
promise.reject(InvalidStateError);
return;
}
if (withTrack && m_trackKind != withTrack->kind()) {
promise.reject(TypeError);
return;
}
// FIXME: This whole function should be executed as part of the RTCPeerConnection operation queue.
m_backend->replaceTrack(context, *this, WTFMove(withTrack), WTFMove(promise));
}
RTCRtpSendParameters RTCRtpSender::getParameters()
{
if (isStopped())
return { };
return m_backend->getParameters();
}
void RTCRtpSender::setParameters(const RTCRtpSendParameters& parameters, DOMPromiseDeferred<void>&& promise)
{
if (isStopped()) {
promise.reject(InvalidStateError);
return;
}
return m_backend->setParameters(parameters, WTFMove(promise));
}
void RTCRtpSender::getStats(Ref<DeferredPromise>&& promise)
{
if (!m_connection) {
promise->reject(InvalidStateError);
return;
}
m_connection->getStats(*this, WTFMove(promise));
}
bool RTCRtpSender::isCreatedBy(const PeerConnectionBackend& connection) const
{
return &connection == m_connection.get();
}
Optional<RTCRtpCapabilities> RTCRtpSender::getCapabilities(ScriptExecutionContext& context, const String& kind)
{
return PeerConnectionBackend::senderCapabilities(context, kind);
}
RTCDTMFSender* RTCRtpSender::dtmf()
{
if (!m_dtmfSender && m_connection && m_connection->context() && m_backend && m_trackKind == "audio")
m_dtmfSender = RTCDTMFSender::create(*m_connection->context(), *this, m_backend->createDTMFBackend());
return m_dtmfSender.get();
}
Optional<RTCRtpTransceiverDirection> RTCRtpSender::currentTransceiverDirection() const
{
if (!m_connection)
return { };
auto* transceiver = m_connection->transceiverFromSender(*this);
if (!transceiver)
return { };
return transceiver->currentDirection();
}
} // namespace WebCore
#endif // ENABLE(WEB_RTC)