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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "media/renderers/audio_renderer_impl.h" | 5 #include "media/renderers/audio_renderer_impl.h" |
| 6 | 6 |
| 7 #include <math.h> | 7 #include <math.h> |
| 8 #include <stddef.h> | 8 #include <stddef.h> |
| 9 | |
| 10 #include <algorithm> | 9 #include <algorithm> |
| 10 #include <utility> |
| 11 | 11 |
| 12 #include "base/bind.h" | 12 #include "base/bind.h" |
| 13 #include "base/callback.h" | 13 #include "base/callback.h" |
| 14 #include "base/callback_helpers.h" | 14 #include "base/callback_helpers.h" |
| 15 #include "base/logging.h" | 15 #include "base/logging.h" |
| 16 #include "base/metrics/histogram.h" | 16 #include "base/metrics/histogram.h" |
| 17 #include "base/single_thread_task_runner.h" | 17 #include "base/single_thread_task_runner.h" |
| 18 #include "base/time/default_tick_clock.h" | 18 #include "base/time/default_tick_clock.h" |
| 19 #include "build/build_config.h" | 19 #include "build/build_config.h" |
| 20 #include "media/base/audio_buffer.h" | 20 #include "media/base/audio_buffer.h" |
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| 48 AudioRendererImpl::AudioRendererImpl( | 48 AudioRendererImpl::AudioRendererImpl( |
| 49 const scoped_refptr<base::SingleThreadTaskRunner>& task_runner, | 49 const scoped_refptr<base::SingleThreadTaskRunner>& task_runner, |
| 50 media::AudioRendererSink* sink, | 50 media::AudioRendererSink* sink, |
| 51 ScopedVector<AudioDecoder> decoders, | 51 ScopedVector<AudioDecoder> decoders, |
| 52 const AudioHardwareConfig& hardware_config, | 52 const AudioHardwareConfig& hardware_config, |
| 53 const scoped_refptr<MediaLog>& media_log) | 53 const scoped_refptr<MediaLog>& media_log) |
| 54 : task_runner_(task_runner), | 54 : task_runner_(task_runner), |
| 55 expecting_config_changes_(false), | 55 expecting_config_changes_(false), |
| 56 sink_(sink), | 56 sink_(sink), |
| 57 audio_buffer_stream_( | 57 audio_buffer_stream_( |
| 58 new AudioBufferStream(task_runner, decoders.Pass(), media_log)), | 58 new AudioBufferStream(task_runner, std::move(decoders), media_log)), |
| 59 hardware_config_(hardware_config), | 59 hardware_config_(hardware_config), |
| 60 media_log_(media_log), | 60 media_log_(media_log), |
| 61 tick_clock_(new base::DefaultTickClock()), | 61 tick_clock_(new base::DefaultTickClock()), |
| 62 last_audio_memory_usage_(0), | 62 last_audio_memory_usage_(0), |
| 63 playback_rate_(0.0), | 63 playback_rate_(0.0), |
| 64 state_(kUninitialized), | 64 state_(kUninitialized), |
| 65 buffering_state_(BUFFERING_HAVE_NOTHING), | 65 buffering_state_(BUFFERING_HAVE_NOTHING), |
| 66 rendering_(false), | 66 rendering_(false), |
| 67 sink_playing_(false), | 67 sink_playing_(false), |
| 68 pending_read_(false), | 68 pending_read_(false), |
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| 819 << buffering_state; | 819 << buffering_state; |
| 820 DCHECK_NE(buffering_state_, buffering_state); | 820 DCHECK_NE(buffering_state_, buffering_state); |
| 821 lock_.AssertAcquired(); | 821 lock_.AssertAcquired(); |
| 822 buffering_state_ = buffering_state; | 822 buffering_state_ = buffering_state; |
| 823 | 823 |
| 824 task_runner_->PostTask(FROM_HERE, | 824 task_runner_->PostTask(FROM_HERE, |
| 825 base::Bind(buffering_state_cb_, buffering_state_)); | 825 base::Bind(buffering_state_cb_, buffering_state_)); |
| 826 } | 826 } |
| 827 | 827 |
| 828 } // namespace media | 828 } // namespace media |
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