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-rw-r--r--dom/media/ipc/RemoteDecoderModule.cpp87
1 files changed, 87 insertions, 0 deletions
diff --git a/dom/media/ipc/RemoteDecoderModule.cpp b/dom/media/ipc/RemoteDecoderModule.cpp
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+++ b/dom/media/ipc/RemoteDecoderModule.cpp
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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/. */
+#include "RemoteDecoderModule.h"
+
+#ifdef MOZ_AV1
+# include "AOMDecoder.h"
+#endif
+#include "OpusDecoder.h"
+#include "RemoteAudioDecoder.h"
+#include "RemoteDecoderManagerChild.h"
+#include "RemoteMediaDataDecoder.h"
+#include "RemoteVideoDecoder.h"
+#include "VideoUtils.h"
+#include "VorbisDecoder.h"
+#include "WAVDecoder.h"
+#include "gfxConfig.h"
+#include "mozilla/RemoteDecodeUtils.h"
+
+namespace mozilla {
+
+using namespace ipc;
+using namespace layers;
+
+already_AddRefed<PlatformDecoderModule> RemoteDecoderModule::Create(
+ RemoteDecodeIn aLocation) {
+ MOZ_ASSERT(!XRE_IsGPUProcess() && !XRE_IsRDDProcess(),
+ "Should not be created in GPU or RDD process.");
+ if (!XRE_IsContentProcess()) {
+ // For now, the RemoteDecoderModule is only available in the content
+ // process.
+ return nullptr;
+ }
+ return MakeAndAddRef<RemoteDecoderModule>(aLocation);
+}
+
+RemoteDecoderModule::RemoteDecoderModule(RemoteDecodeIn aLocation)
+ : mLocation(aLocation) {}
+
+media::DecodeSupportSet RemoteDecoderModule::SupportsMimeType(
+ const nsACString& aMimeType, DecoderDoctorDiagnostics* aDiagnostics) const {
+ MOZ_CRASH("Deprecated: Use RemoteDecoderModule::Supports");
+} // namespace mozilla
+
+media::DecodeSupportSet RemoteDecoderModule::Supports(
+ const SupportDecoderParams& aParams,
+ DecoderDoctorDiagnostics* aDiagnostics) const {
+ bool supports =
+ RemoteDecoderManagerChild::Supports(mLocation, aParams, aDiagnostics);
+ // This should only be supported by mf media engine cdm process.
+ if (aParams.mMediaEngineId &&
+ mLocation != RemoteDecodeIn::UtilityProcess_MFMediaEngineCDM) {
+ supports = false;
+ }
+ MOZ_LOG(sPDMLog, LogLevel::Debug,
+ ("Sandbox %s decoder %s requested type %s",
+ RemoteDecodeInToStr(mLocation), supports ? "supports" : "rejects",
+ aParams.MimeType().get()));
+ if (supports) {
+ // TODO: Note that we do not yet distinguish between SW/HW decode support.
+ // Will be done in bug 1754239.
+ return media::DecodeSupport::SoftwareDecode;
+ }
+ return media::DecodeSupport::Unsupported;
+}
+
+RefPtr<RemoteDecoderModule::CreateDecoderPromise>
+RemoteDecoderModule::AsyncCreateDecoder(const CreateDecoderParams& aParams) {
+ if (aParams.mConfig.IsAudio()) {
+ // OpusDataDecoder will check this option to provide the same info
+ // that IsDefaultPlaybackDeviceMono provides. We want to avoid calls
+ // to IsDefaultPlaybackDeviceMono on RDD because initializing audio
+ // backends on RDD will be blocked by the sandbox.
+ if (OpusDataDecoder::IsOpus(aParams.mConfig.mMimeType) &&
+ IsDefaultPlaybackDeviceMono()) {
+ CreateDecoderParams params = aParams;
+ params.mOptions += CreateDecoderParams::Option::DefaultPlaybackDeviceMono;
+ return RemoteDecoderManagerChild::CreateAudioDecoder(params, mLocation);
+ }
+ return RemoteDecoderManagerChild::CreateAudioDecoder(aParams, mLocation);
+ }
+ return RemoteDecoderManagerChild::CreateVideoDecoder(aParams, mLocation);
+}
+
+} // namespace mozilla