/* * Copyright (C) 2017 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. */ #pragma once #if ENABLE(WEB_RTC) #include <wtf/Vector.h> #include <wtf/text/WTFString.h> namespace WebCore { struct RTCRtpParameters { struct FecParameters { unsigned long ssrc; }; struct RtxParameters { unsigned long ssrc; }; enum class PriorityType { VeryLow, Low, Medium, High }; enum class DegradationPreference { MaintainFramerate, MaintainResolution, Balanced }; enum class DtxStatus { Disabled, Enabled }; struct CodecParameters { unsigned short payloadType { 0 }; String mimeType; unsigned long clockRate { 0 }; unsigned short channels = 1; }; struct EncodingParameters { unsigned long ssrc { 0 }; RtxParameters rtx; FecParameters fec; DtxStatus dtx { DtxStatus::Disabled }; bool active { false}; PriorityType priority { PriorityType::Medium }; unsigned long maxBitrate { 0 }; unsigned long maxFramerate { 0 }; String rid; double scaleResolutionDownBy { 1 }; }; struct HeaderExtensionParameters { String uri; unsigned short id; }; String transactionId; Vector<EncodingParameters> encodings; Vector<HeaderExtensionParameters> headerExtensions; Vector<CodecParameters> codecs; DegradationPreference degradationPreference = DegradationPreference::Balanced; }; } // namespace WebCore #endif // ENABLE(WEB_RTC)