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/*
* Copyright (C) 2020, 2021 Metrological Group B.V.
* Copyright (C) 2020, 2021 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 "MediaSourceTrackGStreamer.h"
#if ENABLE(MEDIA_SOURCE) && USE(GSTREAMER)
GST_DEBUG_CATEGORY_STATIC(webkit_mse_track_debug);
#define GST_CAT_DEFAULT webkit_mse_track_debug
namespace WebCore {
MediaSourceTrackGStreamer::MediaSourceTrackGStreamer(TrackPrivateBaseGStreamer::TrackType type, TrackID trackId, GRefPtr<GstCaps>&& initialCaps)
: m_type(type)
, m_id(trackId)
, m_initialCaps(WTFMove(initialCaps))
, m_queueDataMutex(trackId)
{
static std::once_flag debugRegisteredFlag;
std::call_once(debugRegisteredFlag, [] {
GST_DEBUG_CATEGORY_INIT(webkit_mse_track_debug, "webkitmsetrack", 0, "WebKit MSE Track");
});
}
MediaSourceTrackGStreamer::~MediaSourceTrackGStreamer()
{
ASSERT(m_isRemoved);
}
Ref<MediaSourceTrackGStreamer> MediaSourceTrackGStreamer::create(TrackPrivateBaseGStreamer::TrackType type, TrackID trackId, GRefPtr<GstCaps>&& initialCaps)
{
return adoptRef(*new MediaSourceTrackGStreamer(type, trackId, WTFMove(initialCaps)));
}
bool MediaSourceTrackGStreamer::isReadyForMoreSamples()
{
ASSERT(isMainThread());
DataMutexLocker queue { m_queueDataMutex };
return !queue->isFull();
}
void MediaSourceTrackGStreamer::notifyWhenReadyForMoreSamples(TrackQueue::LowLevelHandler&& handler)
{
ASSERT(isMainThread());
DataMutexLocker queue { m_queueDataMutex };
queue->notifyWhenLowLevel(WTFMove(handler));
}
void MediaSourceTrackGStreamer::enqueueObject(GRefPtr<GstMiniObject>&& object)
{
ASSERT(isMainThread());
DataMutexLocker queue { m_queueDataMutex };
queue->enqueueObject(WTFMove(object));
}
void MediaSourceTrackGStreamer::clearQueue()
{
ASSERT(isMainThread());
DataMutexLocker queue { m_queueDataMutex };
queue->clear();
}
void MediaSourceTrackGStreamer::remove()
{
ASSERT(isMainThread());
m_isRemoved = true;
}
#undef GST_CAT_DEFAULT
} // namespace WebCore
#endif // ENABLE(MEDIA_SOURCE) && USE(GSTREAMER)
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