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/*
* Copyright (C) 2011 Ericsson AB. All rights reserved.
* Copyright (C) 2012 Google Inc. All rights reserved.
* Copyright (C) 2015 Igalia S.L. All rights reserved.
* Copyright (C) 2015 Metrological. 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"
#if ENABLE(MEDIA_STREAM) && USE(OPENWEBRTC)
#include "RealtimeMediaSourceCenterOwr.h"
#include "CaptureDevice.h"
#include "MediaStreamPrivate.h"
#include "NotImplemented.h"
#include "OpenWebRTCUtilities.h"
#include "RealtimeAudioSourceOwr.h"
#include "RealtimeMediaSourceCapabilities.h"
#include "RealtimeVideoSourceOwr.h"
#include <owr/owr.h>
#include <owr/owr_local.h>
#include <owr/owr_media_source.h>
#include <wtf/MainThread.h>
#include <wtf/NeverDestroyed.h>
#include <wtf/UUID.h>
#include <wtf/glib/GUniquePtr.h>
#include <wtf/text/CString.h>
#include <wtf/text/StringHash.h>
namespace WebCore {
RealtimeMediaSourceCenter& RealtimeMediaSourceCenter::platformCenter()
{
ASSERT(isMainThread());
static NeverDestroyed<RealtimeMediaSourceCenterOwr> center;
return center;
}
static void mediaSourcesAvailableCallback(GList* sources, gpointer userData)
{
RealtimeMediaSourceCenterOwr* center = reinterpret_cast<RealtimeMediaSourceCenterOwr*>(userData);
center->mediaSourcesAvailable(sources);
}
RealtimeMediaSourceCenterOwr::RealtimeMediaSourceCenterOwr()
{
initializeOpenWebRTC();
}
RealtimeMediaSourceCenterOwr::~RealtimeMediaSourceCenterOwr()
{
}
void RealtimeMediaSourceCenterOwr::validateRequestConstraints(ValidConstraintsHandler&& validHandler, InvalidConstraintsHandler&& invalidHandler, const MediaConstraints& audioConstraints, const MediaConstraints& videoConstraints, String&& deviceIdentifierHashSalt)
{
m_validConstraintsHandler = WTFMove(validHandler);
m_invalidConstraintsHandler = WTFMove(invalidHandler);
Vector<String> audioSources;
Vector<String> videoSources;
// FIXME: Actually do constraints validation. The MediaConstraints
// need to comply with the available audio/video device(s)
// capabilities. See bug #123345.
if (audioConstraints.isValid)
audioSources.append(String("audio"));
if (videoConstraints.isValid)
videoSources.append(String("video"));
m_validConstraintsHandler(WTFMove(audioSources), WTFMove(videoSources), WTFMove(deviceIdentifierHashSalt));
m_validConstraintsHandler = nullptr;
m_invalidConstraintsHandler = nullptr;
}
void RealtimeMediaSourceCenterOwr::createMediaStream(NewMediaStreamHandler&& completionHandler, const String& audioDeviceID, const String& videoDeviceID, const MediaConstraints*, const MediaConstraints*)
{
int types = OWR_MEDIA_TYPE_UNKNOWN;
if (!audioDeviceID.isEmpty())
types |= OWR_MEDIA_TYPE_AUDIO;
if (!videoDeviceID.isEmpty())
types |= OWR_MEDIA_TYPE_VIDEO;
m_completionHandler = WTFMove(completionHandler);
owr_get_capture_sources(static_cast<OwrMediaType>(types), mediaSourcesAvailableCallback, this);
}
Vector<CaptureDevice> RealtimeMediaSourceCenterOwr::getMediaStreamDevices()
{
notImplemented();
return Vector<CaptureDevice>();
}
void RealtimeMediaSourceCenterOwr::mediaSourcesAvailable(GList* sources)
{
Vector<Ref<RealtimeMediaSource>> audioSources;
Vector<Ref<RealtimeMediaSource>> videoSources;
for (auto item = sources; item; item = item->next) {
OwrMediaSource* source = OWR_MEDIA_SOURCE(item->data);
GUniqueOutPtr<gchar> name;
OwrMediaType mediaType;
g_object_get(source, "media-type", &mediaType, "name", &name.outPtr(), NULL);
String sourceName(name.get());
String id(createCanonicalUUIDString());
if (g_getenv("OWR_USE_TEST_SOURCES")) {
OwrSourceType sourceType = OWR_SOURCE_TYPE_UNKNOWN;
g_object_get(source, "type", &sourceType, NULL);
if (sourceType != OWR_SOURCE_TYPE_TEST)
continue;
}
RealtimeMediaSource::Type mediaSourceType;
if (mediaType & OWR_MEDIA_TYPE_AUDIO)
mediaSourceType = RealtimeMediaSource::Type::Audio;
else if (mediaType & OWR_MEDIA_TYPE_VIDEO)
mediaSourceType = RealtimeMediaSource::Type::Video;
else {
mediaSourceType = RealtimeMediaSource::Type::None;
ASSERT_NOT_REACHED();
}
RefPtr<RealtimeMediaSourceOwr> mediaSource;
if (mediaSourceType == RealtimeMediaSource::Type::Audio)
mediaSource = adoptRef(new RealtimeAudioSourceOwr(source, id, mediaSourceType, sourceName));
else
mediaSource = adoptRef(new RealtimeVideoSourceOwr(source, id, mediaSourceType, sourceName));
RealtimeMediaSourceOwrMap::iterator sourceIterator = m_sourceMap.find(id);
if (sourceIterator == m_sourceMap.end())
m_sourceMap.add(id, mediaSource.copyRef());
if (mediaType & OWR_MEDIA_TYPE_AUDIO)
audioSources.append(mediaSource.releaseNonNull());
else if (mediaType & OWR_MEDIA_TYPE_VIDEO)
videoSources.append(mediaSource.releaseNonNull());
}
if (videoSources.isEmpty() && audioSources.isEmpty())
m_completionHandler(nullptr);
else
m_completionHandler(MediaStreamPrivate::create(audioSources, videoSources));
}
RealtimeMediaSource* RealtimeMediaSourceCenterOwr::firstSource(RealtimeMediaSource::Type type)
{
for (auto iter = m_sourceMap.begin(); iter != m_sourceMap.end(); ++iter) {
RefPtr<RealtimeMediaSource> source = iter->value;
if (source->type() == type)
return source.get();
}
return nullptr;
}
} // namespace WebCore
#endif // ENABLE(MEDIA_STREAM) && USE(OPENWEBRTC)
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