87 lines
2.5 KiB
C++
87 lines
2.5 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=2 sts=2 et sw=2 tw=80: */
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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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#include "UtilityAudioDecoderParent.h"
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#include "GeckoProfiler.h"
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#include "nsDebugImpl.h"
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#include "mozilla/RemoteDecoderManagerParent.h"
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#if defined(XP_WIN) && defined(MOZ_SANDBOX)
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# include "WMF.h"
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# include "WMFDecoderModule.h"
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# include "WMFUtils.h"
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# include "mozilla/sandboxTarget.h"
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#endif // defined(XP_WIN) && defined(MOZ_SANDBOX)
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#ifdef MOZ_WIDGET_ANDROID
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# include "mozilla/StaticPrefs_media.h"
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# include "AndroidDecoderModule.h"
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#endif
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namespace mozilla::ipc {
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UtilityAudioDecoderParent::UtilityAudioDecoderParent() {
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nsDebugImpl::SetMultiprocessMode("Utility AudioDecoder");
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profiler_set_process_name(nsCString("Utility AudioDecoder"));
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}
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/* static */
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void UtilityAudioDecoderParent::PreloadForSandbox() {
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#if defined(MOZ_SANDBOX) && defined(OS_WIN)
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// Preload AV dlls so we can enable Binary Signature Policy
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// to restrict further dll loads.
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::LoadLibraryW(L"mozavcodec.dll");
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::LoadLibraryW(L"mozavutil.dll");
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// WMF
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::LoadLibraryW(L"mfplat.dll");
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::LoadLibraryW(L"mf.dll");
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# if defined(DEBUG)
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// WMF Shutdown on debug build somehow requires this
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::LoadLibraryW(L"ole32.dll");
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# endif // defined(DEBUG)
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auto rv = wmf::MediaFoundationInitializer::HasInitialized();
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if (!rv) {
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NS_WARNING("Failed to init Media Foundation in the Utility process");
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}
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#endif // defined(MOZ_SANDBOX) && defined(OS_WIN)
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}
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void UtilityAudioDecoderParent::Start(
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Endpoint<PUtilityAudioDecoderParent>&& aEndpoint) {
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MOZ_ASSERT(NS_IsMainThread());
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DebugOnly<bool> ok = std::move(aEndpoint).Bind(this);
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MOZ_ASSERT(ok);
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#ifdef MOZ_WIDGET_ANDROID
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if (StaticPrefs::media_utility_android_media_codec_enabled()) {
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AndroidDecoderModule::SetSupportedMimeTypes(
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AndroidDecoderModule::GetSupportedMimeTypes());
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}
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#endif
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auto supported = PDMFactory::Supported();
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Unused << SendUpdateMediaCodecsSupported(std::move(supported));
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}
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mozilla::ipc::IPCResult
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UtilityAudioDecoderParent::RecvNewContentRemoteDecoderManager(
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Endpoint<PRemoteDecoderManagerParent>&& aEndpoint) {
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MOZ_ASSERT(NS_IsMainThread());
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if (!RemoteDecoderManagerParent::CreateForContent(std::move(aEndpoint))) {
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return IPC_FAIL_NO_REASON(this);
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}
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return IPC_OK();
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}
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} // namespace mozilla::ipc
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