| // Copyright 2013 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef MEDIA_BASE_ANDROID_AUDIO_DECODER_JOB_H_ |
| #define MEDIA_BASE_ANDROID_AUDIO_DECODER_JOB_H_ |
| |
| #include <jni.h> |
| |
| #include "media/base/android/media_decoder_job.h" |
| |
| namespace media { |
| |
| class AudioCodecBridge; |
| |
| // Class for managing audio decoding jobs. |
| class AudioDecoderJob : public MediaDecoderJob { |
| public: |
| virtual ~AudioDecoderJob(); |
| |
| // Creates a new AudioDecoderJob instance for decoding audio. |
| // |audio_codec| - The audio format the object needs to decode. |
| // |sample_rate| - The sample rate of the decoded output. |
| // |channel_count| - The number of channels in the decoded output. |
| // |extra_data|, |extra_data_size| - Extra data buffer needed for initializing |
| // the decoder. |
| // |media_crypto| - Handle to a Java object that handles the encryption for |
| // the audio data. |
| // |request_data_cb| - Callback used to request more data for the decoder. |
| static AudioDecoderJob* Create( |
| const AudioCodec audio_codec, int sample_rate, int channel_count, |
| const uint8* extra_data, size_t extra_data_size, jobject media_crypto, |
| const base::Closure& request_data_cb); |
| |
| void SetVolume(double volume); |
| |
| private: |
| AudioDecoderJob(scoped_ptr<AudioCodecBridge> audio_decoder_bridge, |
| const base::Closure& request_data_cb); |
| |
| // MediaDecoderJob implementation. |
| virtual void ReleaseOutputBuffer( |
| int output_buffer_index, |
| size_t size, |
| bool render_output, |
| const ReleaseOutputCompletionCallback& callback) OVERRIDE; |
| |
| virtual bool ComputeTimeToRender() const OVERRIDE; |
| |
| scoped_ptr<AudioCodecBridge> audio_codec_bridge_; |
| }; |
| |
| } // namespace media |
| |
| #endif // MEDIA_BASE_ANDROID_AUDIO_DECODER_JOB_H_ |