| /* |
| * 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 "LibWebRTCRtpTransformableFrame.h" |
| |
| #if ENABLE(WEB_RTC) && USE(LIBWEBRTC) |
| |
| ALLOW_UNUSED_PARAMETERS_BEGIN |
| ALLOW_DEPRECATED_DECLARATIONS_BEGIN |
| |
| #include <webrtc/api/frame_transformer_interface.h> |
| |
| ALLOW_DEPRECATED_DECLARATIONS_END |
| ALLOW_UNUSED_PARAMETERS_END |
| |
| namespace WebCore { |
| |
| LibWebRTCRtpTransformableFrame::LibWebRTCRtpTransformableFrame(std::unique_ptr<webrtc::TransformableFrameInterface>&& frame, bool isAudioSenderFrame) |
| : m_rtcFrame(WTFMove(frame)) |
| , m_isAudioSenderFrame(isAudioSenderFrame) |
| { |
| } |
| |
| LibWebRTCRtpTransformableFrame::~LibWebRTCRtpTransformableFrame() |
| { |
| } |
| |
| std::unique_ptr<webrtc::TransformableFrameInterface> LibWebRTCRtpTransformableFrame::takeRTCFrame() |
| { |
| return WTFMove(m_rtcFrame); |
| } |
| |
| Span<const uint8_t> LibWebRTCRtpTransformableFrame::data() const |
| { |
| if (!m_rtcFrame) |
| return { }; |
| auto data = m_rtcFrame->GetData(); |
| return { data.begin(), data.size() }; |
| } |
| |
| void LibWebRTCRtpTransformableFrame::setData(Span<const uint8_t> data) |
| { |
| if (m_rtcFrame) |
| m_rtcFrame->SetData({ data.data(), data.size() }); |
| } |
| |
| bool LibWebRTCRtpTransformableFrame::isKeyFrame() const |
| { |
| ASSERT(m_rtcFrame); |
| auto* videoFrame = static_cast<webrtc::TransformableVideoFrameInterface*>(m_rtcFrame.get()); |
| return videoFrame && videoFrame->IsKeyFrame(); |
| } |
| |
| uint64_t LibWebRTCRtpTransformableFrame::timestamp() const |
| { |
| return m_rtcFrame ? m_rtcFrame->GetTimestamp() : 0; |
| } |
| |
| RTCEncodedAudioFrameMetadata LibWebRTCRtpTransformableFrame::audioMetadata() const |
| { |
| if (!m_rtcFrame) |
| return { }; |
| |
| Vector<uint32_t> cssrcs; |
| if (!m_isAudioSenderFrame) { |
| auto* audioFrame = static_cast<webrtc::TransformableAudioFrameInterface*>(m_rtcFrame.get()); |
| auto& header = audioFrame->GetHeader(); |
| if (header.numCSRCs) { |
| cssrcs.reserveInitialCapacity(header.numCSRCs); |
| for (size_t cptr = 0; cptr < header.numCSRCs; ++cptr) |
| cssrcs.uncheckedAppend(header.arrOfCSRCs[cptr]); |
| } |
| } |
| return { m_rtcFrame->GetSsrc(), WTFMove(cssrcs) }; |
| } |
| |
| RTCEncodedVideoFrameMetadata LibWebRTCRtpTransformableFrame::videoMetadata() const |
| { |
| if (!m_rtcFrame) |
| return { }; |
| auto* videoFrame = static_cast<webrtc::TransformableVideoFrameInterface*>(m_rtcFrame.get()); |
| auto& metadata = videoFrame->GetMetadata(); |
| |
| std::optional<int64_t> frameId; |
| if (metadata.GetFrameId()) |
| frameId = *metadata.GetFrameId(); |
| |
| Vector<int64_t> dependencies; |
| for (auto value : metadata.GetFrameDependencies()) |
| dependencies.append(value); |
| |
| return { frameId, WTFMove(dependencies), metadata.GetWidth(), metadata.GetHeight(), metadata.GetSpatialIndex(), metadata.GetTemporalIndex(), m_rtcFrame->GetSsrc() }; |
| } |
| |
| } // namespace WebCore |
| |
| #endif // ENABLE(WEB_RTC) && USE(LIBWEBRTC) |