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-rw-r--r--dom/media/ipc/MediaIPCUtils.h376
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+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef mozilla_dom_media_MediaIPCUtils_h
+#define mozilla_dom_media_MediaIPCUtils_h
+
+#include <type_traits>
+
+#include "DecoderDoctorDiagnostics.h"
+#include "PerformanceRecorder.h"
+#include "PlatformDecoderModule.h"
+#include "ipc/EnumSerializer.h"
+#include "mozilla/EnumSet.h"
+#include "mozilla/GfxMessageUtils.h"
+#include "mozilla/gfx/Rect.h"
+#include "mozilla/dom/MFCDMSerializers.h"
+
+namespace IPC {
+template <>
+struct ParamTraits<mozilla::VideoInfo> {
+ typedef mozilla::VideoInfo paramType;
+
+ static void Write(MessageWriter* aWriter, const paramType& aParam) {
+ // TrackInfo
+ WriteParam(aWriter, aParam.mMimeType);
+
+ // VideoInfo
+ WriteParam(aWriter, aParam.mDisplay);
+ WriteParam(aWriter, aParam.mStereoMode);
+ WriteParam(aWriter, aParam.mImage);
+ WriteParam(aWriter, aParam.mImageRect);
+ WriteParam(aWriter, *aParam.mCodecSpecificConfig);
+ WriteParam(aWriter, *aParam.mExtraData);
+ WriteParam(aWriter, aParam.mRotation);
+ WriteParam(aWriter, aParam.mColorDepth);
+ WriteParam(aWriter, aParam.mColorSpace);
+ WriteParam(aWriter, aParam.mColorPrimaries);
+ WriteParam(aWriter, aParam.mTransferFunction);
+ WriteParam(aWriter, aParam.mColorRange);
+ WriteParam(aWriter, aParam.HasAlpha());
+ WriteParam(aWriter, aParam.mCrypto);
+ }
+
+ static bool Read(MessageReader* aReader, paramType* aResult) {
+ mozilla::gfx::IntRect imageRect;
+ bool alphaPresent;
+ if (ReadParam(aReader, &aResult->mMimeType) &&
+ ReadParam(aReader, &aResult->mDisplay) &&
+ ReadParam(aReader, &aResult->mStereoMode) &&
+ ReadParam(aReader, &aResult->mImage) &&
+ ReadParam(aReader, &aResult->mImageRect) &&
+ ReadParam(aReader, aResult->mCodecSpecificConfig.get()) &&
+ ReadParam(aReader, aResult->mExtraData.get()) &&
+ ReadParam(aReader, &aResult->mRotation) &&
+ ReadParam(aReader, &aResult->mColorDepth) &&
+ ReadParam(aReader, &aResult->mColorSpace) &&
+ ReadParam(aReader, &aResult->mColorPrimaries) &&
+ ReadParam(aReader, &aResult->mTransferFunction) &&
+ ReadParam(aReader, &aResult->mColorRange) &&
+ ReadParam(aReader, &alphaPresent) &&
+ ReadParam(aReader, &aResult->mCrypto)) {
+ aResult->SetAlpha(alphaPresent);
+ return true;
+ }
+ return false;
+ }
+};
+
+template <>
+struct ParamTraits<mozilla::TrackInfo::TrackType>
+ : public ContiguousEnumSerializerInclusive<
+ mozilla::TrackInfo::TrackType,
+ mozilla::TrackInfo::TrackType::kUndefinedTrack,
+ mozilla::TrackInfo::TrackType::kTextTrack> {};
+
+template <>
+struct ParamTraits<mozilla::VideoInfo::Rotation>
+ : public ContiguousEnumSerializerInclusive<
+ mozilla::VideoInfo::Rotation, mozilla::VideoInfo::Rotation::kDegree_0,
+ mozilla::VideoInfo::Rotation::kDegree_270> {};
+
+template <>
+struct ParamTraits<mozilla::MediaByteBuffer>
+ : public ParamTraits<nsTArray<uint8_t>> {
+ typedef mozilla::MediaByteBuffer paramType;
+};
+
+// Traits for AudioCodecSpecificVariant types.
+
+template <>
+struct ParamTraits<mozilla::NoCodecSpecificData>
+ : public EmptyStructSerializer<mozilla::NoCodecSpecificData> {};
+
+template <>
+struct ParamTraits<mozilla::AudioCodecSpecificBinaryBlob> {
+ using paramType = mozilla::AudioCodecSpecificBinaryBlob;
+
+ static void Write(MessageWriter* aWriter, const paramType& aParam) {
+ WriteParam(aWriter, *aParam.mBinaryBlob);
+ }
+ static bool Read(MessageReader* aReader, paramType* aResult) {
+ return ReadParam(aReader, aResult->mBinaryBlob.get());
+ }
+};
+
+template <>
+struct ParamTraits<mozilla::AacCodecSpecificData> {
+ using paramType = mozilla::AacCodecSpecificData;
+
+ static void Write(MessageWriter* aWriter, const paramType& aParam) {
+ WriteParam(aWriter, *aParam.mEsDescriptorBinaryBlob);
+ WriteParam(aWriter, *aParam.mDecoderConfigDescriptorBinaryBlob);
+ WriteParam(aWriter, aParam.mEncoderDelayFrames);
+ WriteParam(aWriter, aParam.mMediaFrameCount);
+ }
+ static bool Read(MessageReader* aReader, paramType* aResult) {
+ return ReadParam(aReader, aResult->mEsDescriptorBinaryBlob.get()) &&
+ ReadParam(aReader,
+ aResult->mDecoderConfigDescriptorBinaryBlob.get()) &&
+ ReadParam(aReader, &aResult->mEncoderDelayFrames) &&
+ ReadParam(aReader, &aResult->mMediaFrameCount);
+ }
+};
+
+template <>
+struct ParamTraits<mozilla::FlacCodecSpecificData> {
+ using paramType = mozilla::FlacCodecSpecificData;
+
+ static void Write(MessageWriter* aWriter, const paramType& aParam) {
+ WriteParam(aWriter, *aParam.mStreamInfoBinaryBlob);
+ }
+ static bool Read(MessageReader* aReader, paramType* aResult) {
+ return ReadParam(aReader, aResult->mStreamInfoBinaryBlob.get());
+ }
+};
+
+template <>
+struct ParamTraits<mozilla::Mp3CodecSpecificData>
+ : public PlainOldDataSerializer<mozilla::Mp3CodecSpecificData> {};
+
+template <>
+struct ParamTraits<mozilla::OpusCodecSpecificData> {
+ using paramType = mozilla::OpusCodecSpecificData;
+
+ static void Write(MessageWriter* aWriter, const paramType& aParam) {
+ WriteParam(aWriter, aParam.mContainerCodecDelayMicroSeconds);
+ WriteParam(aWriter, *aParam.mHeadersBinaryBlob);
+ }
+ static bool Read(MessageReader* aReader, paramType* aResult) {
+ return ReadParam(aReader, &aResult->mContainerCodecDelayMicroSeconds) &&
+ ReadParam(aReader, aResult->mHeadersBinaryBlob.get());
+ }
+};
+
+template <>
+struct ParamTraits<mozilla::VorbisCodecSpecificData> {
+ using paramType = mozilla::VorbisCodecSpecificData;
+
+ static void Write(MessageWriter* aWriter, const paramType& aParam) {
+ WriteParam(aWriter, *aParam.mHeadersBinaryBlob);
+ }
+ static bool Read(MessageReader* aReader, paramType* aResult) {
+ return ReadParam(aReader, aResult->mHeadersBinaryBlob.get());
+ }
+};
+
+template <>
+struct ParamTraits<mozilla::WaveCodecSpecificData>
+ : public EmptyStructSerializer<mozilla::WaveCodecSpecificData> {};
+
+// End traits for AudioCodecSpecificVariant types.
+
+template <>
+struct ParamTraits<mozilla::AudioInfo> {
+ typedef mozilla::AudioInfo paramType;
+
+ static void Write(MessageWriter* aWriter, const paramType& aParam) {
+ // TrackInfo
+ WriteParam(aWriter, aParam.mMimeType);
+
+ // AudioInfo
+ WriteParam(aWriter, aParam.mRate);
+ WriteParam(aWriter, aParam.mChannels);
+ WriteParam(aWriter, aParam.mChannelMap);
+ WriteParam(aWriter, aParam.mBitDepth);
+ WriteParam(aWriter, aParam.mProfile);
+ WriteParam(aWriter, aParam.mExtendedProfile);
+ WriteParam(aWriter, aParam.mCodecSpecificConfig);
+ WriteParam(aWriter, aParam.mCrypto);
+ }
+
+ static bool Read(MessageReader* aReader, paramType* aResult) {
+ if (ReadParam(aReader, &aResult->mMimeType) &&
+ ReadParam(aReader, &aResult->mRate) &&
+ ReadParam(aReader, &aResult->mChannels) &&
+ ReadParam(aReader, &aResult->mChannelMap) &&
+ ReadParam(aReader, &aResult->mBitDepth) &&
+ ReadParam(aReader, &aResult->mProfile) &&
+ ReadParam(aReader, &aResult->mExtendedProfile) &&
+ ReadParam(aReader, &aResult->mCodecSpecificConfig) &&
+ ReadParam(aReader, &aResult->mCrypto)) {
+ return true;
+ }
+ return false;
+ }
+};
+
+template <>
+struct ParamTraits<mozilla::MediaDataDecoder::ConversionRequired>
+ : public ContiguousEnumSerializerInclusive<
+ mozilla::MediaDataDecoder::ConversionRequired,
+ mozilla::MediaDataDecoder::ConversionRequired(0),
+ mozilla::MediaDataDecoder::ConversionRequired(
+ mozilla::MediaDataDecoder::ConversionRequired::kNeedAnnexB)> {};
+
+template <>
+struct ParamTraits<mozilla::media::TimeUnit> {
+ using paramType = mozilla::media::TimeUnit;
+
+ static void Write(MessageWriter* aWriter, const paramType& aParam) {
+ WriteParam(aWriter, aParam.IsValid());
+ WriteParam(aWriter, aParam.IsValid() ? aParam.mTicks.value() : 0);
+ WriteParam(aWriter,
+ aParam.IsValid() ? aParam.mBase : 1); // base can't be 0
+ }
+
+ static bool Read(MessageReader* aReader, paramType* aResult) {
+ bool valid;
+ int64_t ticks;
+ int64_t base;
+ if (ReadParam(aReader, &valid) && ReadParam(aReader, &ticks) &&
+ ReadParam(aReader, &base)) {
+ if (valid) {
+ *aResult = mozilla::media::TimeUnit(ticks, base);
+ } else {
+ *aResult = mozilla::media::TimeUnit::Invalid();
+ }
+ return true;
+ }
+ return false;
+ };
+};
+
+template <>
+struct ParamTraits<mozilla::media::TimeInterval> {
+ typedef mozilla::media::TimeInterval paramType;
+
+ static void Write(MessageWriter* aWriter, const paramType& aParam) {
+ WriteParam(aWriter, aParam.mStart);
+ WriteParam(aWriter, aParam.mEnd);
+ WriteParam(aWriter, aParam.mFuzz);
+ }
+
+ static bool Read(MessageReader* aReader, paramType* aResult) {
+ if (ReadParam(aReader, &aResult->mStart) &&
+ ReadParam(aReader, &aResult->mEnd) &&
+ ReadParam(aReader, &aResult->mFuzz)) {
+ return true;
+ }
+ return false;
+ }
+};
+
+template <>
+struct ParamTraits<mozilla::MediaResult> {
+ typedef mozilla::MediaResult paramType;
+
+ static void Write(MessageWriter* aWriter, const paramType& aParam) {
+ WriteParam(aWriter, aParam.Code());
+ WriteParam(aWriter, aParam.Message());
+ }
+
+ static bool Read(MessageReader* aReader, paramType* aResult) {
+ nsresult result;
+ nsCString message;
+ if (ReadParam(aReader, &result) && ReadParam(aReader, &message)) {
+ *aResult = paramType(result, std::move(message));
+ return true;
+ }
+ return false;
+ };
+};
+
+template <>
+struct ParamTraits<mozilla::DecoderDoctorDiagnostics> {
+ typedef mozilla::DecoderDoctorDiagnostics paramType;
+
+ static void Write(MessageWriter* aWriter, const paramType& aParam) {
+ WriteParam(aWriter, aParam.mDiagnosticsType);
+ WriteParam(aWriter, aParam.mFormat);
+ WriteParam(aWriter, aParam.mFlags);
+ WriteParam(aWriter, aParam.mEvent);
+ }
+
+ static bool Read(MessageReader* aReader, paramType* aResult) {
+ if (ReadParam(aReader, &aResult->mDiagnosticsType) &&
+ ReadParam(aReader, &aResult->mFormat) &&
+ ReadParam(aReader, &aResult->mFlags) &&
+ ReadParam(aReader, &aResult->mEvent)) {
+ return true;
+ }
+ return false;
+ };
+};
+
+template <>
+struct ParamTraits<mozilla::DecoderDoctorDiagnostics::DiagnosticsType>
+ : public ContiguousEnumSerializerInclusive<
+ mozilla::DecoderDoctorDiagnostics::DiagnosticsType,
+ mozilla::DecoderDoctorDiagnostics::DiagnosticsType::eUnsaved,
+ mozilla::DecoderDoctorDiagnostics::DiagnosticsType::eDecodeWarning> {
+};
+
+template <>
+struct ParamTraits<mozilla::DecoderDoctorEvent> {
+ typedef mozilla::DecoderDoctorEvent paramType;
+
+ static void Write(MessageWriter* aWriter, const paramType& aParam) {
+ int domain = aParam.mDomain;
+ WriteParam(aWriter, domain);
+ WriteParam(aWriter, aParam.mResult);
+ }
+
+ static bool Read(MessageReader* aReader, paramType* aResult) {
+ int domain = 0;
+ if (ReadParam(aReader, &domain) && ReadParam(aReader, &aResult->mResult)) {
+ aResult->mDomain = paramType::Domain(domain);
+ return true;
+ }
+ return false;
+ };
+};
+
+template <>
+struct ParamTraits<mozilla::TrackingId::Source>
+ : public ContiguousEnumSerializer<
+ mozilla::TrackingId::Source,
+ mozilla::TrackingId::Source::Unimplemented,
+ mozilla::TrackingId::Source::LAST> {};
+
+template <>
+struct ParamTraits<mozilla::TrackingId> {
+ typedef mozilla::TrackingId paramType;
+
+ static void Write(MessageWriter* aWriter, const paramType& aParam) {
+ WriteParam(aWriter, aParam.mSource);
+ WriteParam(aWriter, aParam.mProcId);
+ WriteParam(aWriter, aParam.mUniqueInProcId);
+ }
+
+ static bool Read(MessageReader* aReader, paramType* aResult) {
+ return ReadParam(aReader, &aResult->mSource) &&
+ ReadParam(aReader, &aResult->mProcId) &&
+ ReadParam(aReader, &aResult->mUniqueInProcId);
+ }
+};
+
+template <>
+struct ParamTraits<mozilla::CryptoTrack> {
+ typedef mozilla::CryptoTrack paramType;
+
+ static void Write(MessageWriter* aWriter, const paramType& aParam) {
+ WriteParam(aWriter, aParam.mCryptoScheme);
+ }
+
+ static bool Read(MessageReader* aReader, paramType* aResult) {
+ return ReadParam(aReader, &aResult->mCryptoScheme);
+ }
+};
+
+} // namespace IPC
+
+#endif // mozilla_dom_media_MediaIPCUtils_h