| // Copyright 2017 The Cobalt Authors. All Rights Reserved. |
| // |
| // 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 STARBOARD_ANDROID_SHARED_AUDIO_DECODER_H_ |
| #define STARBOARD_ANDROID_SHARED_AUDIO_DECODER_H_ |
| |
| #include <jni.h> |
| |
| #include <queue> |
| |
| #include "starboard/android/shared/drm_system.h" |
| #include "starboard/android/shared/media_codec_bridge.h" |
| #include "starboard/android/shared/media_decoder.h" |
| #include "starboard/common/ref_counted.h" |
| #include "starboard/media.h" |
| #include "starboard/shared/internal_only.h" |
| #include "starboard/shared/starboard/media/media_util.h" |
| #include "starboard/shared/starboard/player/decoded_audio_internal.h" |
| #include "starboard/shared/starboard/player/filter/audio_decoder_internal.h" |
| #include "starboard/shared/starboard/player/job_queue.h" |
| |
| namespace starboard { |
| namespace android { |
| namespace shared { |
| |
| class AudioDecoder |
| : public ::starboard::shared::starboard::player::filter::AudioDecoder, |
| private ::starboard::shared::starboard::player::JobQueue::JobOwner, |
| private MediaDecoder::Host { |
| public: |
| typedef ::starboard::shared::starboard::media::AudioSampleInfo |
| AudioSampleInfo; |
| |
| AudioDecoder(SbMediaAudioCodec audio_codec, |
| const SbMediaAudioSampleInfo& audio_sample_info, |
| SbDrmSystem drm_system); |
| ~AudioDecoder() override; |
| |
| void Initialize(const OutputCB& output_cb, const ErrorCB& error_cb) override; |
| void Decode(const InputBuffers& input_buffers, |
| const ConsumedCB& consumed_cb) override; |
| void WriteEndOfStream() override; |
| scoped_refptr<DecodedAudio> Read(int* samples_per_second) override; |
| void Reset() override; |
| |
| bool is_valid() const { return media_decoder_ != NULL; } |
| |
| private: |
| // The maximum amount of work that can exist in the union of |decoded_audios_| |
| // and |media_decoder_->GetNumberOfPendingTasks()|. |
| static const int kMaxPendingWorkSize = 64; |
| |
| bool InitializeCodec(); |
| void ProcessOutputBuffer(MediaCodecBridge* media_codec_bridge, |
| const DequeueOutputResult& output) override; |
| void OnEndOfStreamWritten(MediaCodecBridge* media_codec_bridge) override {} |
| void RefreshOutputFormat(MediaCodecBridge* media_codec_bridge) override; |
| bool Tick(MediaCodecBridge* media_codec_bridge) override { return false; } |
| void OnFlushing() override {} |
| |
| SbMediaAudioCodec audio_codec_; |
| AudioSampleInfo audio_sample_info_; |
| SbMediaAudioSampleType sample_type_; |
| |
| jint output_sample_rate_; |
| jint output_channel_count_; |
| |
| DrmSystem* drm_system_; |
| |
| OutputCB output_cb_; |
| ErrorCB error_cb_; |
| ConsumedCB consumed_cb_; |
| |
| starboard::Mutex decoded_audios_mutex_; |
| std::queue<scoped_refptr<DecodedAudio> > decoded_audios_; |
| |
| scoped_ptr<MediaDecoder> media_decoder_; |
| }; |
| |
| } // namespace shared |
| } // namespace android |
| } // namespace starboard |
| |
| #endif // STARBOARD_ANDROID_SHARED_AUDIO_DECODER_H_ |