1 files changed, 149 insertions, 0 deletions
diff --git a/dom/media/platforms/wrappers/MediaDataDecoderProxy.cpp b/dom/media/platforms/wrappers/MediaDataDecoderProxy.cpp
new file mode 100644
index 0000000000..dcb31b0899
--- /dev/null
+++ b/dom/media/platforms/wrappers/MediaDataDecoderProxy.cpp
@@ -0,0 +1,149 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim:set ts=2 sw=2 sts=2 et cindent: */
+/* 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 "MediaDataDecoderProxy.h"
+
+namespace mozilla {
+
+RefPtr<MediaDataDecoder::InitPromise> MediaDataDecoderProxy::Init() {
+  MOZ_ASSERT(!mIsShutdown);
+
+  if (!mProxyThread || mProxyThread->IsOnCurrentThread()) {
+    return mProxyDecoder->Init();
+  }
+  return InvokeAsync(mProxyThread, __func__, [self = RefPtr{this}] {
+    return self->mProxyDecoder->Init();
+  });
+}
+
+RefPtr<MediaDataDecoder::DecodePromise> MediaDataDecoderProxy::Decode(
+    MediaRawData* aSample) {
+  MOZ_ASSERT(!mIsShutdown);
+
+  if (!mProxyThread || mProxyThread->IsOnCurrentThread()) {
+    return mProxyDecoder->Decode(aSample);
+  }
+  RefPtr<MediaRawData> sample = aSample;
+  return InvokeAsync(mProxyThread, __func__, [self = RefPtr{this}, sample] {
+    return self->mProxyDecoder->Decode(sample);
+  });
+}
+
+bool MediaDataDecoderProxy::CanDecodeBatch() const {
+  return mProxyDecoder->CanDecodeBatch();
+}
+
+RefPtr<MediaDataDecoder::DecodePromise> MediaDataDecoderProxy::DecodeBatch(
+    nsTArray<RefPtr<MediaRawData>>&& aSamples) {
+  MOZ_ASSERT(!mIsShutdown);
+  if (!mProxyThread || mProxyThread->IsOnCurrentThread()) {
+    return mProxyDecoder->DecodeBatch(std::move(aSamples));
+  }
+  return InvokeAsync(
+      mProxyThread, __func__,
+      [self = RefPtr{this}, samples = std::move(aSamples)]() mutable {
+        return self->mProxyDecoder->DecodeBatch(std::move(samples));
+      });
+}
+
+RefPtr<MediaDataDecoder::FlushPromise> MediaDataDecoderProxy::Flush() {
+  MOZ_ASSERT(!mIsShutdown);
+
+  if (!mProxyThread || mProxyThread->IsOnCurrentThread()) {
+    return mProxyDecoder->Flush();
+  }
+  return InvokeAsync(mProxyThread, __func__, [self = RefPtr{this}] {
+    return self->mProxyDecoder->Flush();
+  });
+}
+
+RefPtr<MediaDataDecoder::DecodePromise> MediaDataDecoderProxy::Drain() {
+  MOZ_ASSERT(!mIsShutdown);
+
+  if (!mProxyThread || mProxyThread->IsOnCurrentThread()) {
+    return mProxyDecoder->Drain();
+  }
+  return InvokeAsync(mProxyThread, __func__, [self = RefPtr{this}] {
+    return self->mProxyDecoder->Drain();
+  });
+}
+
+RefPtr<ShutdownPromise> MediaDataDecoderProxy::Shutdown() {
+  MOZ_ASSERT(!mIsShutdown);
+
+#if defined(DEBUG)
+  mIsShutdown = true;
+#endif
+
+  if (!mProxyThread || mProxyThread->IsOnCurrentThread()) {
+    return mProxyDecoder->Shutdown();
+  }
+  // We chain another promise to ensure that the proxied decoder gets destructed
+  // on the proxy thread.
+  return InvokeAsync(mProxyThread, __func__, [self = RefPtr{this}] {
+    RefPtr<ShutdownPromise> p = self->mProxyDecoder->Shutdown()->Then(
+        self->mProxyThread, __func__,
+        [self](const ShutdownPromise::ResolveOrRejectValue& aResult) {
+          self->mProxyDecoder = nullptr;
+          return ShutdownPromise::CreateAndResolveOrReject(aResult, __func__);
+        });
+    return p;
+  });
+}
+
+nsCString MediaDataDecoderProxy::GetDescriptionName() const {
+  MOZ_ASSERT(!mIsShutdown);
+
+  return mProxyDecoder->GetDescriptionName();
+}
+
+nsCString MediaDataDecoderProxy::GetProcessName() const {
+  MOZ_ASSERT(!mIsShutdown);
+
+  return mProxyDecoder->GetProcessName();
+}
+
+nsCString MediaDataDecoderProxy::GetCodecName() const {
+  MOZ_ASSERT(!mIsShutdown);
+
+  return mProxyDecoder->GetCodecName();
+}
+
+bool MediaDataDecoderProxy::IsHardwareAccelerated(
+    nsACString& aFailureReason) const {
+  MOZ_ASSERT(!mIsShutdown);
+
+  return mProxyDecoder->IsHardwareAccelerated(aFailureReason);
+}
+
+void MediaDataDecoderProxy::SetSeekThreshold(const media::TimeUnit& aTime) {
+  MOZ_ASSERT(!mIsShutdown);
+
+  if (!mProxyThread || mProxyThread->IsOnCurrentThread()) {
+    mProxyDecoder->SetSeekThreshold(aTime);
+    return;
+  }
+  media::TimeUnit time = aTime;
+  mProxyThread->Dispatch(NS_NewRunnableFunction(
+      "MediaDataDecoderProxy::SetSeekThreshold", [self = RefPtr{this}, time] {
+        self->mProxyDecoder->SetSeekThreshold(time);
+      }));
+}
+
+bool MediaDataDecoderProxy::SupportDecoderRecycling() const {
+  MOZ_ASSERT(!mIsShutdown);
+
+  return mProxyDecoder->SupportDecoderRecycling();
+}
+
+MediaDataDecoder::ConversionRequired MediaDataDecoderProxy::NeedsConversion()
+    const {
+  MOZ_ASSERT(!mIsShutdown);
+
+  return mProxyDecoder->NeedsConversion();
+}
+
+}  // namespace mozilla