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Diffstat (limited to 'media/gmp-clearkey/0.1/AudioDecoder.h')
-rw-r--r-- | media/gmp-clearkey/0.1/AudioDecoder.h | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/media/gmp-clearkey/0.1/AudioDecoder.h b/media/gmp-clearkey/0.1/AudioDecoder.h new file mode 100644 index 000000000..98915bb7a --- /dev/null +++ b/media/gmp-clearkey/0.1/AudioDecoder.h @@ -0,0 +1,73 @@ +/* + * Copyright 2015, Mozilla Foundation and contributors + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef __AudioDecoder_h__ +#define __AudioDecoder_h__ + +#include "gmp-audio-decode.h" +#include "gmp-audio-host.h" +#include "gmp-task-utils.h" +#include "WMFAACDecoder.h" +#include "RefCounted.h" + +#include "mfobjects.h" + +class AudioDecoder : public GMPAudioDecoder + , public RefCounted +{ +public: + AudioDecoder(GMPAudioHost *aHostAPI); + + virtual void InitDecode(const GMPAudioCodec& aCodecSettings, + GMPAudioDecoderCallback* aCallback) override; + + virtual void Decode(GMPAudioSamples* aEncodedSamples); + + virtual void Reset() override; + + virtual void Drain() override; + + virtual void DecodingComplete() override; + + bool HasShutdown() { return mHasShutdown; } + +private: + virtual ~AudioDecoder(); + + void EnsureWorker(); + + void DecodeTask(GMPAudioSamples* aEncodedSamples); + void DrainTask(); + + void ReturnOutput(IMFSample* aSample); + + HRESULT MFToGMPSample(IMFSample* aSample, + GMPAudioSamples* aAudioFrame); + + void MaybeRunOnMainThread(GMPTask* aTask); + + GMPAudioHost *mHostAPI; // host-owned, invalid at DecodingComplete + GMPAudioDecoderCallback* mCallback; // host-owned, invalid at DecodingComplete + GMPThread* mWorkerThread; + GMPMutex* mMutex; + wmf::AutoPtr<wmf::WMFAACDecoder> mDecoder; + + int32_t mNumInputTasks; + + bool mHasShutdown; +}; + +#endif // __AudioDecoder_h__ |