| /* |
| * Copyright (C) 2013 Google Inc. All rights reserved. |
| * Copyright (C) 2013 Orange |
| * Copyright (C) 2014 Sebastian Dröge <sebastian@centricular.com> |
| * Copyright (C) 2015, 2016 Metrological Group B.V. |
| * Copyright (C) 2015, 2016 Igalia, S.L |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * 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. |
| * * Neither the name of Google Inc. 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 "MediaSourcePrivateGStreamer.h" |
| |
| #if ENABLE(MEDIA_SOURCE) && USE(GSTREAMER) |
| |
| #include "ContentType.h" |
| #include "Logging.h" |
| #include "MediaPlayerPrivateGStreamer.h" |
| #include "MediaPlayerPrivateGStreamerMSE.h" |
| #include "MediaSourceTrackGStreamer.h" |
| #include "NotImplemented.h" |
| #include "SourceBufferPrivateGStreamer.h" |
| #include "TimeRanges.h" |
| #include "WebKitMediaSourceGStreamer.h" |
| #include <wtf/RefPtr.h> |
| #include <wtf/glib/GRefPtr.h> |
| |
| namespace WebCore { |
| |
| Ref<MediaSourcePrivateGStreamer> MediaSourcePrivateGStreamer::open(MediaSourcePrivateClient& mediaSource, MediaPlayerPrivateGStreamerMSE& playerPrivate) |
| { |
| auto mediaSourcePrivate = adoptRef(*new MediaSourcePrivateGStreamer(mediaSource, playerPrivate)); |
| mediaSource.setPrivateAndOpen(mediaSourcePrivate.copyRef()); |
| return mediaSourcePrivate; |
| } |
| |
| MediaSourcePrivateGStreamer::MediaSourcePrivateGStreamer(MediaSourcePrivateClient& mediaSource, MediaPlayerPrivateGStreamerMSE& playerPrivate) |
| : MediaSourcePrivate() |
| , m_mediaSource(mediaSource) |
| , m_playerPrivate(playerPrivate) |
| #if !RELEASE_LOG_DISABLED |
| , m_logger(m_playerPrivate.mediaPlayerLogger()) |
| , m_logIdentifier(m_playerPrivate.mediaPlayerLogIdentifier()) |
| #endif |
| { |
| } |
| |
| MediaSourcePrivateGStreamer::~MediaSourcePrivateGStreamer() |
| { |
| ALWAYS_LOG(LOGIDENTIFIER); |
| for (auto& sourceBufferPrivate : m_sourceBuffers) |
| sourceBufferPrivate->clearMediaSource(); |
| } |
| |
| MediaSourcePrivateGStreamer::AddStatus MediaSourcePrivateGStreamer::addSourceBuffer(const ContentType& contentType, bool, RefPtr<SourceBufferPrivate>& sourceBufferPrivate) |
| { |
| DEBUG_LOG(LOGIDENTIFIER, contentType); |
| |
| // Once every SourceBuffer has had an initialization segment appended playback starts and it's too late to add new SourceBuffers. |
| if (m_playerPrivate.hasAllTracks()) |
| return MediaSourcePrivateGStreamer::AddStatus::ReachedIdLimit; |
| |
| sourceBufferPrivate = SourceBufferPrivateGStreamer::create(this, contentType, m_playerPrivate); |
| RefPtr<SourceBufferPrivateGStreamer> sourceBufferPrivateGStreamer = static_cast<SourceBufferPrivateGStreamer*>(sourceBufferPrivate.get()); |
| m_sourceBuffers.add(sourceBufferPrivateGStreamer); |
| return MediaSourcePrivateGStreamer::AddStatus::Ok; |
| } |
| |
| void MediaSourcePrivateGStreamer::removeSourceBuffer(SourceBufferPrivate* sourceBufferPrivate) |
| { |
| RefPtr<SourceBufferPrivateGStreamer> sourceBufferPrivateGStreamer = static_cast<SourceBufferPrivateGStreamer*>(sourceBufferPrivate); |
| ASSERT(m_sourceBuffers.contains(sourceBufferPrivateGStreamer)); |
| |
| sourceBufferPrivateGStreamer->clearMediaSource(); |
| m_sourceBuffers.remove(sourceBufferPrivateGStreamer); |
| m_activeSourceBuffers.remove(sourceBufferPrivateGStreamer.get()); |
| } |
| |
| void MediaSourcePrivateGStreamer::durationChanged(const MediaTime&) |
| { |
| ASSERT(isMainThread()); |
| |
| MediaTime duration = m_mediaSource->duration(); |
| GST_TRACE("duration: %f", duration.toFloat()); |
| if (!duration.isValid() || duration.isNegativeInfinite()) |
| return; |
| |
| m_playerPrivate.durationChanged(); |
| } |
| |
| void MediaSourcePrivateGStreamer::markEndOfStream(EndOfStreamStatus) |
| { |
| ASSERT(isMainThread()); |
| m_isEnded = true; |
| } |
| |
| void MediaSourcePrivateGStreamer::unmarkEndOfStream() |
| { |
| ASSERT(isMainThread()); |
| m_isEnded = false; |
| } |
| |
| MediaPlayer::ReadyState MediaSourcePrivateGStreamer::readyState() const |
| { |
| return m_playerPrivate.readyState(); |
| } |
| |
| void MediaSourcePrivateGStreamer::setReadyState(MediaPlayer::ReadyState state) |
| { |
| m_playerPrivate.setReadyState(state); |
| } |
| |
| void MediaSourcePrivateGStreamer::seekCompleted() |
| { |
| // This call just informs us that the seek has been completed as far as MediaSource is concerned: that is, |
| // the samples for `currentTime` have been fed. This doesn't mean the seek is complete for the player, as |
| // they still have to be decoded and preroll has to occur before we let the "seeked" event happen. |
| // See MediaPlayerPrivateGStreamerMSE::asyncStateChangeDone(). |
| } |
| |
| MediaTime MediaSourcePrivateGStreamer::duration() const |
| { |
| return m_mediaSource->duration(); |
| } |
| |
| MediaTime MediaSourcePrivateGStreamer::currentMediaTime() const |
| { |
| return m_playerPrivate.currentMediaTime(); |
| } |
| |
| void MediaSourcePrivateGStreamer::sourceBufferPrivateDidChangeActiveState(SourceBufferPrivateGStreamer* sourceBufferPrivate, bool isActive) |
| { |
| if (!isActive) |
| m_activeSourceBuffers.remove(sourceBufferPrivate); |
| else if (!m_activeSourceBuffers.contains(sourceBufferPrivate)) |
| m_activeSourceBuffers.add(sourceBufferPrivate); |
| } |
| |
| void MediaSourcePrivateGStreamer::startPlaybackIfHasAllTracks() |
| { |
| if (m_hasAllTracks) { |
| // Already started, nothing to do. |
| return; |
| } |
| |
| for (auto& sourceBuffer : m_sourceBuffers) { |
| if (!sourceBuffer->hasReceivedInitializationSegment()) { |
| GST_DEBUG("MediaSourcePrivateGStreamer(%p) - There are still SourceBuffers without an initialization segment, not starting source yet.", this); |
| return; |
| } |
| } |
| |
| GST_DEBUG("MediaSourcePrivateGStreamer(%p) - All SourceBuffers have an initialization segment, starting source.", this); |
| m_hasAllTracks = true; |
| |
| Vector<RefPtr<MediaSourceTrackGStreamer>> tracks; |
| for (auto& sourceBuffer : m_sourceBuffers) |
| tracks.appendRange(sourceBuffer->tracks().begin(), sourceBuffer->tracks().end()); |
| m_playerPrivate.startSource(tracks); |
| } |
| |
| std::unique_ptr<PlatformTimeRanges> MediaSourcePrivateGStreamer::buffered() |
| { |
| return m_mediaSource->buffered(); |
| } |
| |
| #if !RELEASE_LOG_DISABLED |
| WTFLogChannel& MediaSourcePrivateGStreamer::logChannel() const |
| { |
| return LogMediaSource; |
| } |
| |
| #endif |
| |
| } |
| #endif |