From 6bf0a5cb5034a7e684dcc3500e841785237ce2dd Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 19:32:43 +0200
Subject: Adding upstream version 1:115.7.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 dom/media/platforms/android/AndroidDataEncoder.h | 110 +++++++++++++++++++++++
 1 file changed, 110 insertions(+)
 create mode 100644 dom/media/platforms/android/AndroidDataEncoder.h

(limited to 'dom/media/platforms/android/AndroidDataEncoder.h')

diff --git a/dom/media/platforms/android/AndroidDataEncoder.h b/dom/media/platforms/android/AndroidDataEncoder.h
new file mode 100644
index 0000000000..b7752e2a43
--- /dev/null
+++ b/dom/media/platforms/android/AndroidDataEncoder.h
@@ -0,0 +1,110 @@
+/* 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 DOM_MEDIA_PLATFORMS_ANDROID_ANDROIDDATAENCODER_H_
+#define DOM_MEDIA_PLATFORMS_ANDROID_ANDROIDDATAENCODER_H_
+
+#include "MediaData.h"
+#include "PlatformEncoderModule.h"
+#include "TimeUnits.h"
+
+#include "JavaCallbacksSupport.h"
+
+#include "mozilla/Maybe.h"
+#include "mozilla/Monitor.h"
+#include "mozilla/Mutex.h"
+
+namespace mozilla {
+
+template <typename ConfigType>
+class AndroidDataEncoder final : public MediaDataEncoder {
+ public:
+  AndroidDataEncoder(const ConfigType& aConfig, RefPtr<TaskQueue> aTaskQueue)
+      : mConfig(aConfig), mTaskQueue(aTaskQueue) {
+    MOZ_ASSERT(mConfig.mSize.width > 0 && mConfig.mSize.height > 0);
+    MOZ_ASSERT(mTaskQueue);
+  }
+  RefPtr<InitPromise> Init() override;
+  RefPtr<EncodePromise> Encode(const MediaData* aSample) override;
+  RefPtr<EncodePromise> Drain() override;
+  RefPtr<ShutdownPromise> Shutdown() override;
+  RefPtr<GenericPromise> SetBitrate(const Rate aBitsPerSec) override;
+
+  nsCString GetDescriptionName() const override { return "Android Encoder"_ns; }
+
+ private:
+  class CallbacksSupport final : public JavaCallbacksSupport {
+   public:
+    explicit CallbacksSupport(AndroidDataEncoder* aEncoder)
+        : mMutex("AndroidDataEncoder::CallbacksSupport") {
+      MutexAutoLock lock(mMutex);
+      mEncoder = aEncoder;
+    }
+
+    ~CallbacksSupport() {
+      MutexAutoLock lock(mMutex);
+      mEncoder = nullptr;
+    }
+
+    void HandleInput(int64_t aTimestamp, bool aProcessed) override;
+    void HandleOutput(java::Sample::Param aSample,
+                      java::SampleBuffer::Param aBuffer) override;
+    void HandleOutputFormatChanged(
+        java::sdk::MediaFormat::Param aFormat) override;
+    void HandleError(const MediaResult& aError) override;
+
+   private:
+    Mutex mMutex;
+    AndroidDataEncoder* mEncoder MOZ_GUARDED_BY(mMutex);
+  };
+  friend class CallbacksSupport;
+
+  // Methods only called on mTaskQueue.
+  RefPtr<InitPromise> ProcessInit();
+  RefPtr<EncodePromise> ProcessEncode(RefPtr<const MediaData> aSample);
+  RefPtr<EncodePromise> ProcessDrain();
+  RefPtr<ShutdownPromise> ProcessShutdown();
+  void ProcessInput();
+  void ProcessOutput(java::Sample::GlobalRef&& aSample,
+                     java::SampleBuffer::GlobalRef&& aBuffer);
+  RefPtr<MediaRawData> GetOutputData(java::SampleBuffer::Param aBuffer,
+                                     const int32_t aOffset, const int32_t aSize,
+                                     const bool aIsKeyFrame);
+  void Error(const MediaResult& aError);
+
+  void AssertOnTaskQueue() const {
+    MOZ_ASSERT(mTaskQueue->IsCurrentThreadIn());
+  }
+
+  const ConfigType mConfig;
+
+  RefPtr<TaskQueue> mTaskQueue;
+
+  // Can be accessed on any thread, but only written on during init.
+  bool mIsHardwareAccelerated = false;
+
+  java::CodecProxy::GlobalRef mJavaEncoder;
+  java::CodecProxy::NativeCallbacks::GlobalRef mJavaCallbacks;
+  java::sdk::MediaFormat::GlobalRef mFormat;
+  // Preallocated Java object used as a reusable storage for input buffer
+  // information. Contents must be changed only on mTaskQueue.
+  java::sdk::MediaCodec::BufferInfo::GlobalRef mInputBufferInfo;
+
+  MozPromiseHolder<EncodePromise> mDrainPromise;
+
+  // Accessed on mTaskqueue only.
+  RefPtr<MediaByteBuffer> mYUVBuffer;
+  EncodedData mEncodedData;
+  // SPS/PPS NALUs for realtime usage, avcC otherwise.
+  RefPtr<MediaByteBuffer> mConfigData;
+
+  enum class DrainState { DRAINED, DRAINABLE, DRAINING };
+  DrainState mDrainState;
+
+  Maybe<MediaResult> mError;
+};
+
+}  // namespace mozilla
+
+#endif
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