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/*
* Copyright (C) 2022 Apple Inc. 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.
*
* 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 "VideoFrameLibWebRTC.h"
#if PLATFORM(COCOA) && USE(LIBWEBRTC)
#include <pal/cf/CoreMediaSoftLink.h>
#include "CoreVideoSoftLink.h"
namespace WebCore {
Ref<VideoFrameLibWebRTC> VideoFrameLibWebRTC::create(MediaTime presentationTime, bool isMirrored, Rotation rotation, rtc::scoped_refptr<webrtc::VideoFrameBuffer>&& buffer, ConversionCallback&& conversionCallback)
{
return adoptRef(*new VideoFrameLibWebRTC(presentationTime, isMirrored, rotation, WTFMove(buffer), WTFMove(conversionCallback)));
}
VideoFrameLibWebRTC::VideoFrameLibWebRTC(MediaTime presentationTime, bool isMirrored, Rotation rotation, rtc::scoped_refptr<webrtc::VideoFrameBuffer>&& buffer, ConversionCallback&& conversionCallback)
: VideoFrame(presentationTime, isMirrored, rotation)
, m_buffer(WTFMove(buffer))
, m_size(m_buffer->width(), m_buffer->height())
, m_conversionCallback(WTFMove(conversionCallback))
{
switch (m_buffer->type()) {
case webrtc::VideoFrameBuffer::Type::kI420:
m_videoPixelFormat = kCVPixelFormatType_420YpCbCr8BiPlanarFullRange;
break;
case webrtc::VideoFrameBuffer::Type::kI010:
m_videoPixelFormat = kCVPixelFormatType_420YpCbCr10BiPlanarFullRange;
break;
default:
ASSERT_NOT_REACHED();
}
}
CVPixelBufferRef VideoFrameLibWebRTC::pixelBuffer() const
{
Locker locker { m_pixelBufferLock };
if (!m_pixelBuffer && m_conversionCallback)
m_pixelBuffer = std::exchange(m_conversionCallback, { })(*m_buffer);
return m_pixelBuffer.get();
}
}
#endif // PLATFORM(COCOA) && USE(LIBWEBRTC)
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