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/*
* Copyright (C) 2020 Apple Inc.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS 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 "LibWebRTCRtpSenderTransformBackend.h"
#include <wtf/TZoneMallocInlines.h>
#if ENABLE(WEB_RTC) && USE(LIBWEBRTC)
#include "LibWebRTCRtpTransformableFrame.h"
namespace WebCore {
WTF_MAKE_TZONE_ALLOCATED_IMPL(LibWebRTCRtpSenderTransformBackend);
static inline LibWebRTCRtpSenderTransformBackend::MediaType mediaTypeFromSender(const webrtc::RtpSenderInterface& sender)
{
return sender.media_type() == cricket::MEDIA_TYPE_AUDIO ? RTCRtpTransformBackend::MediaType::Audio : RTCRtpTransformBackend::MediaType::Video;
}
LibWebRTCRtpSenderTransformBackend::LibWebRTCRtpSenderTransformBackend(rtc::scoped_refptr<webrtc::RtpSenderInterface> rtcSender)
: LibWebRTCRtpTransformBackend(mediaTypeFromSender(*rtcSender), Side::Sender)
, m_rtcSender(WTFMove(rtcSender))
{
}
LibWebRTCRtpSenderTransformBackend::~LibWebRTCRtpSenderTransformBackend()
{
}
void LibWebRTCRtpSenderTransformBackend::setTransformableFrameCallback(Callback&& callback)
{
setInputCallback(WTFMove(callback));
if (m_isRegistered)
return;
m_isRegistered = true;
m_rtcSender->SetEncoderToPacketizerFrameTransformer(rtc::scoped_refptr<webrtc::FrameTransformerInterface>(this));
}
void LibWebRTCRtpSenderTransformBackend::requestKeyFrame()
{
ASSERT(mediaType() == MediaType::Video);
m_rtcSender->GenerateKeyFrame({ });
}
} // namespace WebCore
#endif // ENABLE(WEB_RTC) && USE(LIBWEBRTC)
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