224 lines
8 KiB
C++
224 lines
8 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef GMPMessageUtils_h_
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#define GMPMessageUtils_h_
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#include "gmp-video-codec.h"
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#include "gmp-video-frame-encoded.h"
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#include "ipc/EnumSerializer.h"
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#include "ipc/IPCMessageUtilsSpecializations.h"
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#include "GMPNativeTypes.h"
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#include "GMPSanitizedExports.h"
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namespace IPC {
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template <>
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struct ParamTraits<GMPPluginType>
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: public ContiguousEnumSerializerInclusive<
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GMPPluginType, GMPPluginType::Unknown, GMPPluginType::WidevineL1> {};
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template <>
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struct ParamTraits<GMPErr>
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: public ContiguousEnumSerializer<GMPErr, GMPNoErr, GMPLastErr> {};
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template <>
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struct ParamTraits<GMPVideoFrameType>
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: public ContiguousEnumSerializer<GMPVideoFrameType, kGMPKeyFrame,
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kGMPVideoFrameInvalid> {};
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template <>
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struct ParamTraits<GMPVideoCodecComplexity>
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: public ContiguousEnumSerializer<GMPVideoCodecComplexity,
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kGMPComplexityNormal,
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kGMPComplexityInvalid> {};
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template <>
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struct ParamTraits<GMPVP8ResilienceMode>
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: public ContiguousEnumSerializer<GMPVP8ResilienceMode, kResilienceOff,
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kResilienceInvalid> {};
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template <>
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struct ParamTraits<GMPVideoCodecType>
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: public ContiguousEnumSerializer<GMPVideoCodecType, kGMPVideoCodecVP8,
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kGMPVideoCodecInvalid> {};
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template <>
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struct ParamTraits<GMPVideoCodecMode>
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: public ContiguousEnumSerializer<GMPVideoCodecMode, kGMPRealtimeVideo,
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kGMPCodecModeInvalid> {};
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template <>
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struct ParamTraits<GMPLogLevel>
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: public ContiguousEnumSerializerInclusive<GMPLogLevel, kGMPLogDefault,
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kGMPLogInvalid> {};
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template <>
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struct ParamTraits<GMPLevel>
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: public ContiguousEnumSerializerInclusive<GMPLevel, kGMPH264LevelUnknown,
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kGMPH264Level5_2> {};
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template <>
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struct ParamTraits<GMPProfile>
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: public ContiguousEnumSerializerInclusive<
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GMPProfile, kGMPH264ProfileUnknown, kGMPH264ProfileScalableHigh> {};
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template <>
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struct ParamTraits<GMPRateControlMode>
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: public ContiguousEnumSerializerInclusive<
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GMPRateControlMode, kGMPRateControlUnknown, kGMPRateControlOff> {};
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template <>
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struct ParamTraits<GMPSliceMode>
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: public ContiguousEnumSerializerInclusive<GMPSliceMode, kGMPSliceUnknown,
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kGMPSliceSizeLimited> {};
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template <>
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struct ParamTraits<GMPBufferType>
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: public ContiguousEnumSerializer<GMPBufferType, GMP_BufferSingle,
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GMP_BufferInvalid> {};
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template <>
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struct ParamTraits<cdm::EncryptionScheme>
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: public ContiguousEnumSerializerInclusive<
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cdm::EncryptionScheme, cdm::EncryptionScheme::kUnencrypted,
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cdm::EncryptionScheme::kCbcs> {};
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template <>
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struct ParamTraits<cdm::HdcpVersion>
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: public ContiguousEnumSerializerInclusive<
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cdm::HdcpVersion, cdm::HdcpVersion::kHdcpVersionNone,
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cdm::HdcpVersion::kHdcpVersion2_3> {};
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template <>
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struct ParamTraits<GMPSimulcastStream> {
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typedef GMPSimulcastStream paramType;
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static void Write(MessageWriter* aWriter, const paramType& aParam) {
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WriteParam(aWriter, aParam.mWidth);
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WriteParam(aWriter, aParam.mHeight);
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WriteParam(aWriter, aParam.mNumberOfTemporalLayers);
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WriteParam(aWriter, aParam.mMaxBitrate);
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WriteParam(aWriter, aParam.mTargetBitrate);
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WriteParam(aWriter, aParam.mMinBitrate);
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WriteParam(aWriter, aParam.mQPMax);
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}
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static bool Read(MessageReader* aReader, paramType* aResult) {
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if (ReadParam(aReader, &(aResult->mWidth)) &&
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ReadParam(aReader, &(aResult->mHeight)) &&
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ReadParam(aReader, &(aResult->mNumberOfTemporalLayers)) &&
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ReadParam(aReader, &(aResult->mMaxBitrate)) &&
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ReadParam(aReader, &(aResult->mTargetBitrate)) &&
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ReadParam(aReader, &(aResult->mMinBitrate)) &&
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ReadParam(aReader, &(aResult->mQPMax))) {
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return true;
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}
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return false;
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}
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};
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template <>
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struct ParamTraits<GMPVideoCodec> {
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typedef GMPVideoCodec paramType;
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static void Write(MessageWriter* aWriter, const paramType& aParam) {
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WriteParam(aWriter, aParam.mGMPApiVersion);
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WriteParam(aWriter, aParam.mCodecType);
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WriteParam(aWriter, static_cast<const nsCString&>(
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nsDependentCString(aParam.mPLName)));
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WriteParam(aWriter, aParam.mPLType);
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WriteParam(aWriter, aParam.mWidth);
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WriteParam(aWriter, aParam.mHeight);
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WriteParam(aWriter, aParam.mStartBitrate);
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WriteParam(aWriter, aParam.mMaxBitrate);
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WriteParam(aWriter, aParam.mMinBitrate);
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WriteParam(aWriter, aParam.mMaxFramerate);
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WriteParam(aWriter, aParam.mFrameDroppingOn);
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WriteParam(aWriter, aParam.mKeyFrameInterval);
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WriteParam(aWriter, aParam.mQPMax);
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WriteParam(aWriter, aParam.mNumberOfSimulcastStreams);
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for (uint32_t i = 0; i < aParam.mNumberOfSimulcastStreams; i++) {
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WriteParam(aWriter, aParam.mSimulcastStream[i]);
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}
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WriteParam(aWriter, aParam.mMode);
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WriteParam(aWriter, aParam.mUseThreadedDecode);
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WriteParam(aWriter, aParam.mLogLevel);
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WriteParam(aWriter, aParam.mLevel);
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WriteParam(aWriter, aParam.mProfile);
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WriteParam(aWriter, aParam.mRateControlMode);
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WriteParam(aWriter, aParam.mSliceMode);
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WriteParam(aWriter, aParam.mUseThreadedEncode);
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WriteParam(aWriter, aParam.mTemporalLayerNum);
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}
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static bool Read(MessageReader* aReader, paramType* aResult) {
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// NOTE: make sure this matches any versions supported
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if (!ReadParam(aReader, &(aResult->mGMPApiVersion)) ||
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(aResult->mGMPApiVersion != kGMPVersion33 &&
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aResult->mGMPApiVersion != kGMPVersion34 &&
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aResult->mGMPApiVersion != kGMPVersion35 &&
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aResult->mGMPApiVersion != kGMPVersion36)) {
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return false;
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}
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if (!ReadParam(aReader, &(aResult->mCodecType))) {
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return false;
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}
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nsAutoCString plName;
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if (!ReadParam(aReader, &plName) ||
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plName.Length() > kGMPPayloadNameSize - 1) {
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return false;
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}
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memcpy(aResult->mPLName, plName.get(), plName.Length());
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memset(aResult->mPLName + plName.Length(), 0,
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kGMPPayloadNameSize - plName.Length());
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if (!ReadParam(aReader, &(aResult->mPLType)) ||
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!ReadParam(aReader, &(aResult->mWidth)) ||
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!ReadParam(aReader, &(aResult->mHeight)) ||
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!ReadParam(aReader, &(aResult->mStartBitrate)) ||
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!ReadParam(aReader, &(aResult->mMaxBitrate)) ||
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!ReadParam(aReader, &(aResult->mMinBitrate)) ||
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!ReadParam(aReader, &(aResult->mMaxFramerate)) ||
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!ReadParam(aReader, &(aResult->mFrameDroppingOn)) ||
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!ReadParam(aReader, &(aResult->mKeyFrameInterval))) {
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return false;
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}
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if (!ReadParam(aReader, &(aResult->mQPMax)) ||
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!ReadParam(aReader, &(aResult->mNumberOfSimulcastStreams))) {
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return false;
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}
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if (aResult->mNumberOfSimulcastStreams > kGMPMaxSimulcastStreams) {
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return false;
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}
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for (uint32_t i = 0; i < aResult->mNumberOfSimulcastStreams; i++) {
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if (!ReadParam(aReader, &(aResult->mSimulcastStream[i]))) {
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return false;
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}
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}
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if (!ReadParam(aReader, &(aResult->mMode)) ||
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!ReadParam(aReader, &(aResult->mUseThreadedDecode)) ||
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!ReadParam(aReader, &(aResult->mLogLevel)) ||
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!ReadParam(aReader, &(aResult->mLevel)) ||
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!ReadParam(aReader, &(aResult->mProfile)) ||
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!ReadParam(aReader, &(aResult->mRateControlMode)) ||
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!ReadParam(aReader, &(aResult->mSliceMode)) ||
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!ReadParam(aReader, &(aResult->mUseThreadedEncode)) ||
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!ReadParam(aReader, &(aResult->mTemporalLayerNum))) {
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return false;
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}
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return true;
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}
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};
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} // namespace IPC
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#endif // GMPMessageUtils_h_
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