webkitgtk-2.16.5HEADwebkitgtk-2.16.5master

1 files changed, 191 insertions, 0 deletions

diff --git a/Source/WebCore/platform/mediastream/openwebrtc/RealtimeMediaSourceCenterOwr.cpp b/Source/WebCore/platform/mediastream/openwebrtc/RealtimeMediaSourceCenterOwr.cpp
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index 000000000..f3e6f1fed
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+++ b/Source/WebCore/platform/mediastream/openwebrtc/RealtimeMediaSourceCenterOwr.cpp
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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 "UUID.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/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)
+{
+    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));
+    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 = 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::Audio;
+        else if (mediaType & OWR_MEDIA_TYPE_VIDEO)
+            mediaSourceType = RealtimeMediaSource::Video;
+        else {
+            mediaSourceType = RealtimeMediaSource::None;
+            ASSERT_NOT_REACHED();
+        }
+
+        RefPtr<RealtimeMediaSourceOwr> mediaSource;
+        if (mediaSourceType == RealtimeMediaSource::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));
+
+}
+
+PassRefPtr<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;
+    }
+
+    return nullptr;
+}
+
+} // namespace WebCore
+
+#endif // ENABLE(MEDIA_STREAM) && USE(OPENWEBRTC)