Title: [196117] trunk/Source/WebCore
Revision
196117
Author
[email protected]
Date
2016-02-04 03:39:31 -0800 (Thu, 04 Feb 2016)

Log Message

[GTK] Implement mediastream mediaplayer
https://bugs.webkit.org/show_bug.cgi?id=153541

Reviewed by Martin Robinson.

Added the implementation of the mediaplayer for the
mediastream. The code was implemented by Philippe Normand and
Alessandro Decina.

* PlatformGTK.cmake: Added the file to the compilation.
* html/HTMLMediaElement.cpp:
(WebCore::HTMLMediaElement::setSrcObject): Set the src of the
media element to the mediastream.
* platform/graphics/MediaPlayer.cpp:
(WebCore::buildMediaEnginesVector): Register the mediastream
mediaplayer as an option in the media engines vector.
* platform/graphics/gstreamer/MediaPlayerPrivateGStreamerOwr.cpp: Added.
(WebCore::MediaPlayerPrivateGStreamerOwr::MediaPlayerPrivateGStreamerOwr):
(WebCore::MediaPlayerPrivateGStreamerOwr::~MediaPlayerPrivateGStreamerOwr):
(WebCore::MediaPlayerPrivateGStreamerOwr::play):
(WebCore::MediaPlayerPrivateGStreamerOwr::pause):
(WebCore::MediaPlayerPrivateGStreamerOwr::hasVideo):
(WebCore::MediaPlayerPrivateGStreamerOwr::hasAudio):
(WebCore::MediaPlayerPrivateGStreamerOwr::currentTime):
(WebCore::MediaPlayerPrivateGStreamerOwr::load):
(WebCore::MediaPlayerPrivateGStreamerOwr::loadingFailed):
(WebCore::MediaPlayerPrivateGStreamerOwr::didLoadingProgress):
(WebCore::MediaPlayerPrivateGStreamerOwr::internalLoad):
(WebCore::MediaPlayerPrivateGStreamerOwr::stop):
(WebCore::MediaPlayerPrivateGStreamerOwr::registerMediaEngine):
(WebCore::MediaPlayerPrivateGStreamerOwr::getSupportedTypes):
(WebCore::MediaPlayerPrivateGStreamerOwr::supportsType):
(WebCore::MediaPlayerPrivateGStreamerOwr::isAvailable):
(WebCore::MediaPlayerPrivateGStreamerOwr::createGSTAudioSinkBin):
(WebCore::MediaPlayerPrivateGStreamerOwr::sourceStopped):
(WebCore::MediaPlayerPrivateGStreamerOwr::sourceMutedChanged):
(WebCore::MediaPlayerPrivateGStreamerOwr::sourceSettingsChanged):
(WebCore::MediaPlayerPrivateGStreamerOwr::preventSourceFromStopping):
(WebCore::MediaPlayerPrivateGStreamerOwr::createVideoSink):
* platform/graphics/gstreamer/MediaPlayerPrivateGStreamerOwr.h: Added.
(WebCore::MediaPlayerPrivateGStreamerOwr::engineDescription):
(WebCore::MediaPlayerPrivateGStreamerOwr::load):
(WebCore::MediaPlayerPrivateGStreamerOwr::cancelLoad):
(WebCore::MediaPlayerPrivateGStreamerOwr::prepareToPlay):
(WebCore::MediaPlayerPrivateGStreamerOwr::duration):
(WebCore::MediaPlayerPrivateGStreamerOwr::seek):
(WebCore::MediaPlayerPrivateGStreamerOwr::seeking):
(WebCore::MediaPlayerPrivateGStreamerOwr::setRate):
(WebCore::MediaPlayerPrivateGStreamerOwr::setPreservesPitch):
(WebCore::MediaPlayerPrivateGStreamerOwr::paused):
(WebCore::MediaPlayerPrivateGStreamerOwr::hasClosedCaptions):
(WebCore::MediaPlayerPrivateGStreamerOwr::setClosedCaptionsVisible):
(WebCore::MediaPlayerPrivateGStreamerOwr::maxTimeSeekable):
(WebCore::MediaPlayerPrivateGStreamerOwr::buffered):
(WebCore::MediaPlayerPrivateGStreamerOwr::totalBytes):
(WebCore::MediaPlayerPrivateGStreamerOwr::bytesLoaded):
(WebCore::MediaPlayerPrivateGStreamerOwr::canLoadPoster):
(WebCore::MediaPlayerPrivateGStreamerOwr::setPoster):
(WebCore::MediaPlayerPrivateGStreamerOwr::isLiveStream):
(WebCore::MediaPlayerPrivateGStreamerOwr::audioSink):

Modified Paths

Added Paths

Diff

Modified: trunk/Source/WebCore/ChangeLog (196116 => 196117)


--- trunk/Source/WebCore/ChangeLog	2016-02-04 11:14:04 UTC (rev 196116)
+++ trunk/Source/WebCore/ChangeLog	2016-02-04 11:39:31 UTC (rev 196117)
@@ -1,3 +1,66 @@
+2016-02-04  Alejandro G. Castro  <[email protected]>
+
+        [GTK] Implement mediastream mediaplayer
+        https://bugs.webkit.org/show_bug.cgi?id=153541
+
+        Reviewed by Martin Robinson.
+
+        Added the implementation of the mediaplayer for the
+        mediastream. The code was implemented by Philippe Normand and
+        Alessandro Decina.
+
+        * PlatformGTK.cmake: Added the file to the compilation.
+        * html/HTMLMediaElement.cpp:
+        (WebCore::HTMLMediaElement::setSrcObject): Set the src of the
+        media element to the mediastream.
+        * platform/graphics/MediaPlayer.cpp:
+        (WebCore::buildMediaEnginesVector): Register the mediastream
+        mediaplayer as an option in the media engines vector.
+        * platform/graphics/gstreamer/MediaPlayerPrivateGStreamerOwr.cpp: Added.
+        (WebCore::MediaPlayerPrivateGStreamerOwr::MediaPlayerPrivateGStreamerOwr):
+        (WebCore::MediaPlayerPrivateGStreamerOwr::~MediaPlayerPrivateGStreamerOwr):
+        (WebCore::MediaPlayerPrivateGStreamerOwr::play):
+        (WebCore::MediaPlayerPrivateGStreamerOwr::pause):
+        (WebCore::MediaPlayerPrivateGStreamerOwr::hasVideo):
+        (WebCore::MediaPlayerPrivateGStreamerOwr::hasAudio):
+        (WebCore::MediaPlayerPrivateGStreamerOwr::currentTime):
+        (WebCore::MediaPlayerPrivateGStreamerOwr::load):
+        (WebCore::MediaPlayerPrivateGStreamerOwr::loadingFailed):
+        (WebCore::MediaPlayerPrivateGStreamerOwr::didLoadingProgress):
+        (WebCore::MediaPlayerPrivateGStreamerOwr::internalLoad):
+        (WebCore::MediaPlayerPrivateGStreamerOwr::stop):
+        (WebCore::MediaPlayerPrivateGStreamerOwr::registerMediaEngine):
+        (WebCore::MediaPlayerPrivateGStreamerOwr::getSupportedTypes):
+        (WebCore::MediaPlayerPrivateGStreamerOwr::supportsType):
+        (WebCore::MediaPlayerPrivateGStreamerOwr::isAvailable):
+        (WebCore::MediaPlayerPrivateGStreamerOwr::createGSTAudioSinkBin):
+        (WebCore::MediaPlayerPrivateGStreamerOwr::sourceStopped):
+        (WebCore::MediaPlayerPrivateGStreamerOwr::sourceMutedChanged):
+        (WebCore::MediaPlayerPrivateGStreamerOwr::sourceSettingsChanged):
+        (WebCore::MediaPlayerPrivateGStreamerOwr::preventSourceFromStopping):
+        (WebCore::MediaPlayerPrivateGStreamerOwr::createVideoSink):
+        * platform/graphics/gstreamer/MediaPlayerPrivateGStreamerOwr.h: Added.
+        (WebCore::MediaPlayerPrivateGStreamerOwr::engineDescription):
+        (WebCore::MediaPlayerPrivateGStreamerOwr::load):
+        (WebCore::MediaPlayerPrivateGStreamerOwr::cancelLoad):
+        (WebCore::MediaPlayerPrivateGStreamerOwr::prepareToPlay):
+        (WebCore::MediaPlayerPrivateGStreamerOwr::duration):
+        (WebCore::MediaPlayerPrivateGStreamerOwr::seek):
+        (WebCore::MediaPlayerPrivateGStreamerOwr::seeking):
+        (WebCore::MediaPlayerPrivateGStreamerOwr::setRate):
+        (WebCore::MediaPlayerPrivateGStreamerOwr::setPreservesPitch):
+        (WebCore::MediaPlayerPrivateGStreamerOwr::paused):
+        (WebCore::MediaPlayerPrivateGStreamerOwr::hasClosedCaptions):
+        (WebCore::MediaPlayerPrivateGStreamerOwr::setClosedCaptionsVisible):
+        (WebCore::MediaPlayerPrivateGStreamerOwr::maxTimeSeekable):
+        (WebCore::MediaPlayerPrivateGStreamerOwr::buffered):
+        (WebCore::MediaPlayerPrivateGStreamerOwr::totalBytes):
+        (WebCore::MediaPlayerPrivateGStreamerOwr::bytesLoaded):
+        (WebCore::MediaPlayerPrivateGStreamerOwr::canLoadPoster):
+        (WebCore::MediaPlayerPrivateGStreamerOwr::setPoster):
+        (WebCore::MediaPlayerPrivateGStreamerOwr::isLiveStream):
+        (WebCore::MediaPlayerPrivateGStreamerOwr::audioSink):
+
 2016-02-04  Youenn Fablet  <[email protected]>
 
         [Fetch API] Add support for iterating over Headers

Modified: trunk/Source/WebCore/PlatformEfl.cmake (196116 => 196117)


--- trunk/Source/WebCore/PlatformEfl.cmake	2016-02-04 11:14:04 UTC (rev 196116)
+++ trunk/Source/WebCore/PlatformEfl.cmake	2016-02-04 11:39:31 UTC (rev 196117)
@@ -388,6 +388,9 @@
     list(APPEND WebCore_LIBRARIES
         ${OPENWEBRTC_LIBRARIES}
     )
+    list(APPEND WebCore_SOURCES
+        platform/graphics/gstreamer/MediaPlayerPrivateGStreamerOwr.cpp
+    )
 endif ()
 
 if (ENABLE_VIDEO OR ENABLE_WEB_AUDIO)

Modified: trunk/Source/WebCore/PlatformGTK.cmake (196116 => 196117)


--- trunk/Source/WebCore/PlatformGTK.cmake	2016-02-04 11:14:04 UTC (rev 196116)
+++ trunk/Source/WebCore/PlatformGTK.cmake	2016-02-04 11:39:31 UTC (rev 196117)
@@ -407,6 +407,9 @@
     list(APPEND WebCore_LIBRARIES
         ${OPENWEBRTC_LIBRARIES}
     )
+    list(APPEND WebCore_SOURCES
+        platform/graphics/gstreamer/MediaPlayerPrivateGStreamerOwr.cpp
+    )
 endif ()
 
 if (USE_TEXTURE_MAPPER)

Modified: trunk/Source/WebCore/html/HTMLMediaElement.cpp (196116 => 196117)


--- trunk/Source/WebCore/html/HTMLMediaElement.cpp	2016-02-04 11:14:04 UTC (rev 196116)
+++ trunk/Source/WebCore/html/HTMLMediaElement.cpp	2016-02-04 11:39:31 UTC (rev 196117)
@@ -133,6 +133,7 @@
 #endif
 
 #if ENABLE(MEDIA_STREAM)
+#include "DOMURL.h"
 #include "MediaStream.h"
 #include "MediaStreamRegistry.h"
 #endif
@@ -908,6 +909,7 @@
     // https://bugs.webkit.org/show_bug.cgi?id=124896
 
     m_mediaStreamSrcObject = mediaStream;
+    setSrc(DOMURL::createPublicURL(ActiveDOMObject::scriptExecutionContext(), mediaStream));
 }
 #endif
 

Modified: trunk/Source/WebCore/platform/graphics/MediaPlayer.cpp (196116 => 196117)


--- trunk/Source/WebCore/platform/graphics/MediaPlayer.cpp	2016-02-04 11:14:04 UTC (rev 196116)
+++ trunk/Source/WebCore/platform/graphics/MediaPlayer.cpp	2016-02-04 11:39:31 UTC (rev 196117)
@@ -53,6 +53,9 @@
 
 #if USE(GSTREAMER)
 #include "MediaPlayerPrivateGStreamer.h"
+#if ENABLE(MEDIA_STREAM) && USE(OPENWEBRTC)
+#include "MediaPlayerPrivateGStreamerOwr.h"
+#endif
 #define PlatformMediaEngineClassName MediaPlayerPrivateGStreamer
 #endif
 
@@ -209,6 +212,11 @@
         MediaPlayerPrivateQTKit::registerMediaEngine(addMediaEngine);
 #endif
 
+
+#if ENABLE(MEDIA_STREAM) && USE(GSTREAMER) && USE(OPENWEBRTC)
+    MediaPlayerPrivateGStreamerOwr::registerMediaEngine(addMediaEngine);
+#endif
+
 #if defined(PlatformMediaEngineClassName)
     PlatformMediaEngineClassName::registerMediaEngine(addMediaEngine);
 #endif

Added: trunk/Source/WebCore/platform/graphics/gstreamer/MediaPlayerPrivateGStreamerOwr.cpp (0 => 196117)


--- trunk/Source/WebCore/platform/graphics/gstreamer/MediaPlayerPrivateGStreamerOwr.cpp	                        (rev 0)
+++ trunk/Source/WebCore/platform/graphics/gstreamer/MediaPlayerPrivateGStreamerOwr.cpp	2016-02-04 11:39:31 UTC (rev 196117)
@@ -0,0 +1,324 @@
+/*
+ *  Copyright (C) 2012 Collabora Ltd. All rights reserved.
+ *  Copyright (C) 2014, 2015 Igalia S.L. All rights reserved.
+ *  Copyright (C) 2015 Metrological All rights reserved.
+ *
+ *  This library is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU Lesser General Public
+ *  License as published by the Free Software Foundation; either
+ *  version 2 of the License, or (at your option) any later version.
+ *
+ *  This library is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ *  Lesser General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Lesser General Public
+ *  License along with this library; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+#include "config.h"
+
+#include "MediaPlayerPrivateGStreamerOwr.h"
+
+#if ENABLE(MEDIA_STREAM) && USE(GSTREAMER) && USE(OPENWEBRTC)
+
+#include "GStreamerUtilities.h"
+#include "MediaPlayer.h"
+#include "MediaStreamPrivate.h"
+#include "NotImplemented.h"
+#include "RealtimeMediaSourceOwr.h"
+#include "URL.h"
+#include <gst/audio/streamvolume.h>
+#include <owr/owr.h>
+#include <owr/owr_gst_audio_renderer.h>
+#include <owr/owr_gst_video_renderer.h>
+#include <wtf/text/CString.h>
+
+GST_DEBUG_CATEGORY(webkit_openwebrtc_debug);
+#define GST_CAT_DEFAULT webkit_openwebrtc_debug
+
+namespace WebCore {
+
+MediaPlayerPrivateGStreamerOwr::MediaPlayerPrivateGStreamerOwr(MediaPlayer* player)
+    : MediaPlayerPrivateGStreamerBase(player)
+{
+    if (initializeGStreamerAndGStreamerDebugging()) {
+        LOG_MEDIA_MESSAGE("Creating MediaPlayerPrivateGStreamerOwr");
+
+        createVideoSink();
+        createGSTAudioSinkBin();
+    }
+}
+
+MediaPlayerPrivateGStreamerOwr::~MediaPlayerPrivateGStreamerOwr()
+{
+    LOG_MEDIA_MESSAGE("Destroying");
+
+    stop();
+}
+
+void MediaPlayerPrivateGStreamerOwr::play()
+{
+    LOG_MEDIA_MESSAGE("Play");
+
+    if (!m_streamPrivate || !m_streamPrivate->active()) {
+        m_readyState = MediaPlayer::HaveNothing;
+        loadingFailed(MediaPlayer::Empty);
+        return;
+    }
+
+    m_paused = false;
+    internalLoad();
+}
+
+void MediaPlayerPrivateGStreamerOwr::pause()
+{
+    LOG_MEDIA_MESSAGE("Pause");
+    m_paused = true;
+    stop();
+}
+
+bool MediaPlayerPrivateGStreamerOwr::hasVideo() const
+{
+    return m_videoSource;
+}
+
+bool MediaPlayerPrivateGStreamerOwr::hasAudio() const
+{
+    return m_audioSource;
+}
+
+float MediaPlayerPrivateGStreamerOwr::currentTime() const
+{
+    gint64 position = GST_CLOCK_TIME_NONE;
+    GstQuery* query = gst_query_new_position(GST_FORMAT_TIME);
+
+    if (m_videoSource && gst_element_query(m_videoSink.get(), query))
+        gst_query_parse_position(query, 0, &position);
+    else if (m_audioSource && gst_element_query(m_audioSink.get(), query))
+        gst_query_parse_position(query, 0, &position);
+
+    float result = 0;
+    if (static_cast<GstClockTime>(position) != GST_CLOCK_TIME_NONE)
+        result = static_cast<double>(position) / GST_SECOND;
+
+    LOG_MEDIA_MESSAGE("Position %" GST_TIME_FORMAT, GST_TIME_ARGS(position));
+    gst_query_unref(query);
+
+    return result;
+}
+
+void MediaPlayerPrivateGStreamerOwr::load(const String &)
+{
+    notImplemented();
+}
+
+void MediaPlayerPrivateGStreamerOwr::load(MediaStreamPrivate& streamPrivate)
+{
+    if (!initializeGStreamer())
+        return;
+
+    LOG_MEDIA_MESSAGE("Loading MediaStreamPrivate %p", &streamPrivate);
+
+    m_streamPrivate = &streamPrivate;
+    if (!m_streamPrivate->active()) {
+        loadingFailed(MediaPlayer::NetworkError);
+        return;
+    }
+
+    m_readyState = MediaPlayer::HaveNothing;
+    m_networkState = MediaPlayer::Loading;
+    m_player->networkStateChanged();
+    m_player->readyStateChanged();
+
+    if (!internalLoad())
+        return;
+
+    // If the stream contains video, wait for first video frame before setting
+    // HaveEnoughData.
+    if (!hasVideo())
+        m_readyState = MediaPlayer::HaveEnoughData;
+
+    m_player->readyStateChanged();
+}
+
+void MediaPlayerPrivateGStreamerOwr::loadingFailed(MediaPlayer::NetworkState error)
+{
+    if (m_networkState != error) {
+        m_networkState = error;
+        m_player->networkStateChanged();
+    }
+    if (m_readyState != MediaPlayer::HaveNothing) {
+        m_readyState = MediaPlayer::HaveNothing;
+        m_player->readyStateChanged();
+    }
+}
+
+bool MediaPlayerPrivateGStreamerOwr::didLoadingProgress() const
+{
+    // FIXME: Implement loading progress support.
+    return true;
+}
+
+bool MediaPlayerPrivateGStreamerOwr::internalLoad()
+{
+    if (!m_stopped)
+        return false;
+
+    m_stopped = false;
+    if (!m_streamPrivate || !m_streamPrivate->active()) {
+        loadingFailed(MediaPlayer::NetworkError);
+        return false;
+    }
+
+    LOG_MEDIA_MESSAGE("Connecting to live stream, descriptor: %p", m_streamPrivate.get());
+
+    for (auto track : m_streamPrivate->tracks()) {
+        if (!track->enabled()) {
+            LOG_MEDIA_MESSAGE("Track %s disabled", track->label().ascii().data());
+            continue;
+        }
+
+        RealtimeMediaSourceOwr* source = reinterpret_cast<RealtimeMediaSourceOwr*>(&track->source());
+        OwrMediaSource* mediaSource = OWR_MEDIA_SOURCE(source->mediaSource());
+
+        switch (track->type()) {
+        case RealtimeMediaSource::Audio:
+            if (m_audioSource && (m_audioSource.get() == source))
+                g_object_set(m_audioRenderer.get(), "disabled", FALSE, nullptr);
+
+            owr_media_renderer_set_source(OWR_MEDIA_RENDERER(m_audioRenderer.get()), mediaSource);
+            m_audioSource = source;
+            source->addObserver(this);
+            break;
+        case RealtimeMediaSource::Video:
+            if (m_videoSource && (m_videoSource.get() == source))
+                g_object_set(m_videoRenderer.get(), "disabled", FALSE, nullptr);
+
+            // FIXME: Remove hardcoded video dimensions when the rendering performance:
+            // https://webkit.org/b/153826.
+            g_object_set(m_videoRenderer.get(), "width", 640, "height", 480, nullptr);
+            owr_media_renderer_set_source(OWR_MEDIA_RENDERER(m_videoRenderer.get()), mediaSource);
+            m_videoSource = source;
+            source->addObserver(this);
+            break;
+        case RealtimeMediaSource::None:
+            WARN_MEDIA_MESSAGE("Loading a track with None type");
+        }
+    }
+
+    m_readyState = MediaPlayer::HaveEnoughData;
+    m_player->readyStateChanged();
+    return true;
+}
+
+void MediaPlayerPrivateGStreamerOwr::stop()
+{
+    if (m_stopped)
+        return;
+
+    m_stopped = true;
+    if (m_audioSource) {
+        LOG_MEDIA_MESSAGE("Stop: disconnecting audio");
+        g_object_set(m_audioRenderer.get(), "disabled", TRUE, nullptr);
+    }
+    if (m_videoSource) {
+        LOG_MEDIA_MESSAGE("Stop: disconnecting video");
+        g_object_set(m_videoRenderer.get(), "disabled", TRUE, nullptr);
+    }
+}
+
+void MediaPlayerPrivateGStreamerOwr::registerMediaEngine(MediaEngineRegistrar registrar)
+{
+    if (initializeGStreamerAndGStreamerDebugging()) {
+        registrar([](MediaPlayer* player) {
+            return std::make_unique<MediaPlayerPrivateGStreamerOwr>(player);
+        }, getSupportedTypes, supportsType, 0, 0, 0, 0);
+    }
+}
+
+void MediaPlayerPrivateGStreamerOwr::getSupportedTypes(HashSet<String, ASCIICaseInsensitiveHash>&)
+{
+    // Not supported in this media player.
+}
+
+MediaPlayer::SupportsType MediaPlayerPrivateGStreamerOwr::supportsType(const MediaEngineSupportParameters&)
+{
+    return MediaPlayer::IsNotSupported;
+}
+
+bool MediaPlayerPrivateGStreamerOwr::initializeGStreamerAndGStreamerDebugging()
+{
+    if (!initializeGStreamer())
+        return false;
+
+    static std::once_flag debugRegisteredFlag;
+    std::call_once(debugRegisteredFlag, [] {
+        GST_DEBUG_CATEGORY_INIT(webkit_openwebrtc_debug, "webkitowrplayer", 0, "WebKit OpenWebRTC player");
+    });
+
+    return true;
+}
+
+void MediaPlayerPrivateGStreamerOwr::createGSTAudioSinkBin()
+{
+    ASSERT(!m_audioSink);
+    LOG_MEDIA_MESSAGE("Creating audio sink");
+    // FIXME: volume/mute support: https://webkit.org/b/153828.
+
+    GRefPtr<GstElement> sink = gst_element_factory_make("autoaudiosink", 0);
+    GstChildProxy* childProxy = GST_CHILD_PROXY(sink.get());
+    m_audioSink = adoptGRef(GST_ELEMENT(gst_child_proxy_get_child_by_index(childProxy, 0)));
+    gst_element_set_state(sink.get(), GST_STATE_NULL);
+
+    m_audioRenderer = adoptGRef(owr_gst_audio_renderer_new(m_audioSink.get()));
+}
+
+void MediaPlayerPrivateGStreamerOwr::sourceStopped()
+{
+    LOG_MEDIA_MESSAGE("Source stopped");
+
+    if (!m_streamPrivate || !m_streamPrivate->active()) {
+        stop();
+        return;
+    }
+
+    for (auto& track : m_streamPrivate->tracks()) {
+        auto* source = reinterpret_cast<RealtimeMediaSourceOwr*>(&track->source());
+        if (track->enabled())
+            continue;
+        if (source == m_audioSource)
+            g_object_set(m_audioRenderer.get(), "disabled", TRUE, nullptr);
+        else if (source == m_videoSource)
+            g_object_set(m_videoRenderer.get(), "disabled", TRUE, nullptr);
+    }
+}
+
+void MediaPlayerPrivateGStreamerOwr::sourceMutedChanged()
+{
+    LOG_MEDIA_MESSAGE("Source muted state changed");
+}
+
+void MediaPlayerPrivateGStreamerOwr::sourceSettingsChanged()
+{
+    LOG_MEDIA_MESSAGE("Source settings changed");
+}
+
+bool MediaPlayerPrivateGStreamerOwr::preventSourceFromStopping()
+{
+    LOG_MEDIA_MESSAGE("Prevent source from stopping");
+    return false;
+}
+
+GstElement* MediaPlayerPrivateGStreamerOwr::createVideoSink()
+{
+    GstElement* sink = MediaPlayerPrivateGStreamerBase::createVideoSink();
+    m_videoRenderer = adoptGRef(owr_gst_video_renderer_new(sink));
+    return sink;
+}
+
+} // namespace WebCore
+
+#endif // ENABLE(MEDIA_STREAM) && USE(GSTREAMER) && USE(OPENWEBRTC)

Added: trunk/Source/WebCore/platform/graphics/gstreamer/MediaPlayerPrivateGStreamerOwr.h (0 => 196117)


--- trunk/Source/WebCore/platform/graphics/gstreamer/MediaPlayerPrivateGStreamerOwr.h	                        (rev 0)
+++ trunk/Source/WebCore/platform/graphics/gstreamer/MediaPlayerPrivateGStreamerOwr.h	2016-02-04 11:39:31 UTC (rev 196117)
@@ -0,0 +1,114 @@
+/*
+ *  Copyright (C) 2015 Igalia S.L. All rights reserved.
+ *  Copyright (C) 2015 Metrological. All rights reserved.
+ *
+ *  This library is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU Lesser General Public
+ *  License as published by the Free Software Foundation; either
+ *  version 2 of the License, or (at your option) any later version.
+ *
+ *  This library is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ *  Lesser General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Lesser General Public
+ *  License along with this library; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ */
+
+#ifndef MediaPlayerPrivateGStreamerOwr_h
+#define MediaPlayerPrivateGStreamerOwr_h
+
+#if ENABLE(MEDIA_STREAM) && USE(GSTREAMER) && USE(OPENWEBRTC)
+
+#include "MediaPlayerPrivateGStreamerBase.h"
+#include "RealtimeMediaSource.h"
+
+typedef struct _OwrGstVideoRenderer OwrGstVideoRenderer;
+typedef struct _OwrGstAudioRenderer OwrGstAudioRenderer;
+
+namespace WebCore {
+
+class MediaStreamPrivate;
+class RealtimeMediaSourceOwr;
+
+class MediaPlayerPrivateGStreamerOwr : public MediaPlayerPrivateGStreamerBase, private RealtimeMediaSource::Observer {
+public:
+    explicit MediaPlayerPrivateGStreamerOwr(MediaPlayer*);
+    ~MediaPlayerPrivateGStreamerOwr();
+
+    static void registerMediaEngine(MediaEngineRegistrar);
+
+private:
+    GstElement* createVideoSink() override;
+    GstElement* audioSink() const override { return m_audioSink.get(); }
+    bool isLiveStream() const override { return true; }
+
+    String engineDescription() const override { return "OpenWebRTC"; }
+
+    void load(const String&) override;
+#if ENABLE(MEDIA_SOURCE)
+    void load(const String&, MediaSourcePrivateClient*) override { }
+#endif
+    void load(MediaStreamPrivate&) override;
+    void cancelLoad() override { }
+
+    void prepareToPlay() override { }
+    void play() override;
+    void pause() override;
+
+    bool hasVideo() const override;
+    bool hasAudio() const override;
+
+    float duration() const override { return 0; }
+
+    float currentTime() const override;
+    void seek(float) override { }
+    bool seeking() const override { return false; }
+
+    void setRate(float) override { }
+    void setPreservesPitch(bool) override { }
+    bool paused() const override { return m_paused; }
+
+    bool hasClosedCaptions() const override { return false; }
+    void setClosedCaptionsVisible(bool) override { };
+
+    float maxTimeSeekable() const override { return 0; }
+    std::unique_ptr<PlatformTimeRanges> buffered() const override { return std::make_unique<PlatformTimeRanges>(); }
+    bool didLoadingProgress() const override;
+
+    unsigned long long totalBytes() const override { return 0; }
+
+    bool canLoadPoster() const override { return false; }
+    void setPoster(const String&) override { }
+
+    // RealtimeMediaSource::Observer implementation.
+    void sourceStopped() override final;
+    void sourceMutedChanged() override final;
+    void sourceSettingsChanged() override final;
+    bool preventSourceFromStopping() override final;
+
+    static void getSupportedTypes(HashSet<String, ASCIICaseInsensitiveHash>&);
+    static MediaPlayer::SupportsType supportsType(const MediaEngineSupportParameters&);
+    static bool initializeGStreamerAndGStreamerDebugging();
+    void createGSTAudioSinkBin();
+    void loadingFailed(MediaPlayer::NetworkState error);
+    bool internalLoad();
+    void stop();
+
+    bool m_paused { true };
+    bool m_stopped { true };
+    RefPtr<RealtimeMediaSourceOwr> m_videoSource;
+    RefPtr<RealtimeMediaSourceOwr> m_audioSource;
+    GRefPtr<GstElement> m_audioSink;
+    RefPtr<MediaStreamPrivate> m_streamPrivate;
+    GRefPtr<OwrGstVideoRenderer> m_videoRenderer;
+    GRefPtr<OwrGstAudioRenderer> m_audioRenderer;
+};
+
+} // namespace WebCore
+
+#endif // ENABLE(MEDIA_STREAM) && USE(GSTREAMER) && USE(OPENWEBRTC)
+
+#endif // MediaPlayerPrivateGStreamerOwr_h
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