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65 lines
2.1 KiB
C++
65 lines
2.1 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim:set ts=2 sw=2 sts=2 et cindent: */
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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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#ifndef mozilla_AppleATDecoder_h
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#define mozilla_AppleATDecoder_h
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#include <AudioToolbox/AudioToolbox.h>
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#include "PlatformDecoderModule.h"
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#include "mozilla/ReentrantMonitor.h"
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#include "mozilla/Vector.h"
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#include "nsIThread.h"
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namespace mozilla {
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class FlushableTaskQueue;
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class MediaDataDecoderCallback;
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class AppleATDecoder : public MediaDataDecoder {
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public:
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AppleATDecoder(const AudioInfo& aConfig,
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FlushableTaskQueue* aVideoTaskQueue,
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MediaDataDecoderCallback* aCallback);
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virtual ~AppleATDecoder();
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RefPtr<InitPromise> Init() override;
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nsresult Input(MediaRawData* aSample) override;
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nsresult Flush() override;
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nsresult Drain() override;
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nsresult Shutdown() override;
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// Callbacks also need access to the config.
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const AudioInfo& mConfig;
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// Use to extract magic cookie for HE-AAC detection.
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nsTArray<uint8_t> mMagicCookie;
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// Will be set to true should an error occurred while attempting to retrieve
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// the magic cookie property.
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bool mFileStreamError;
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private:
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RefPtr<FlushableTaskQueue> mTaskQueue;
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MediaDataDecoderCallback* mCallback;
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AudioConverterRef mConverter;
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AudioStreamBasicDescription mOutputFormat;
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UInt32 mFormatID;
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AudioFileStreamID mStream;
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nsTArray<RefPtr<MediaRawData>> mQueuedSamples;
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void SubmitSample(MediaRawData* aSample);
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nsresult DecodeSample(MediaRawData* aSample);
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nsresult GetInputAudioDescription(AudioStreamBasicDescription& aDesc,
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const nsTArray<uint8_t>& aExtraData);
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// Setup AudioConverter once all information required has been gathered.
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// Will return NS_ERROR_NOT_INITIALIZED if more data is required.
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nsresult SetupDecoder(MediaRawData* aSample);
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nsresult GetImplicitAACMagicCookie(const MediaRawData* aSample);
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};
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} // namespace mozilla
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#endif // mozilla_AppleATDecoder_h
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