Index: content/renderer/media/webaudiosourceprovider_impl.h |
diff --git a/content/renderer/media/webaudiosourceprovider_impl.h b/content/renderer/media/webaudiosourceprovider_impl.h |
deleted file mode 100644 |
index aca9d830021cb51a64b819d8573fc7cbfc297603..0000000000000000000000000000000000000000 |
--- a/content/renderer/media/webaudiosourceprovider_impl.h |
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@@ -1,90 +0,0 @@ |
-// 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 CONTENT_RENDERER_MEDIA_WEBAUDIOSOURCEPROVIDER_IMPL_H_ |
-#define CONTENT_RENDERER_MEDIA_WEBAUDIOSOURCEPROVIDER_IMPL_H_ |
- |
-#include "base/callback.h" |
-#include "base/memory/weak_ptr.h" |
-#include "base/synchronization/lock.h" |
-#include "content/common/content_export.h" |
-#include "media/base/audio_renderer_sink.h" |
-#include "third_party/WebKit/public/platform/WebAudioSourceProvider.h" |
-#include "third_party/WebKit/public/platform/WebVector.h" |
- |
-namespace blink { |
-class WebAudioSourceProviderClient; |
-} |
- |
-namespace content { |
- |
-// WebAudioSourceProviderImpl provides a bridge between classes: |
-// blink::WebAudioSourceProvider <---> media::AudioRendererSink |
-// |
-// WebAudioSourceProviderImpl wraps an existing audio sink that is used unless |
-// WebKit has set a client via setClient(). While a client is set WebKit will |
-// periodically call provideInput() to render a certain number of audio |
-// sample-frames using the sink's RenderCallback to get the data. |
-// |
-// All calls are protected by a lock. |
-class CONTENT_EXPORT WebAudioSourceProviderImpl |
- : NON_EXPORTED_BASE(public blink::WebAudioSourceProvider), |
- NON_EXPORTED_BASE(public media::AudioRendererSink) { |
- public: |
- explicit WebAudioSourceProviderImpl( |
- const scoped_refptr<media::AudioRendererSink>& sink); |
- |
- // blink::WebAudioSourceProvider implementation. |
- virtual void setClient(blink::WebAudioSourceProviderClient* client); |
- virtual void provideInput(const blink::WebVector<float*>& audio_data, |
- size_t number_of_frames); |
- |
- // media::AudioRendererSink implementation. |
- virtual void Start() OVERRIDE; |
- virtual void Stop() OVERRIDE; |
- virtual void Play() OVERRIDE; |
- virtual void Pause() OVERRIDE; |
- virtual bool SetVolume(double volume) OVERRIDE; |
- virtual void Initialize(const media::AudioParameters& params, |
- RenderCallback* renderer) OVERRIDE; |
- |
- protected: |
- virtual ~WebAudioSourceProviderImpl(); |
- |
- private: |
- // Calls setFormat() on |client_| from the Blink renderer thread. |
- void OnSetFormat(); |
- |
- // Closure that posts a task to call OnSetFormat() on the renderer thread. |
- base::Closure set_format_cb_; |
- |
- // Set to true when Initialize() is called. |
- int channels_; |
- int sample_rate_; |
- double volume_; |
- |
- // Tracks the current playback state. |
- enum PlaybackState { kStopped, kStarted, kPlaying }; |
- PlaybackState state_; |
- |
- // Where audio comes from. |
- media::AudioRendererSink::RenderCallback* renderer_; |
- |
- // When set via setClient() it overrides |sink_| for consuming audio. |
- blink::WebAudioSourceProviderClient* client_; |
- |
- // Where audio ends up unless overridden by |client_|. |
- base::Lock sink_lock_; |
- scoped_refptr<media::AudioRendererSink> sink_; |
- scoped_ptr<media::AudioBus> bus_wrapper_; |
- |
- // NOTE: Weak pointers must be invalidated before all other member variables. |
- base::WeakPtrFactory<WebAudioSourceProviderImpl> weak_factory_; |
- |
- DISALLOW_IMPLICIT_CONSTRUCTORS(WebAudioSourceProviderImpl); |
-}; |
- |
-} // namespace content |
- |
-#endif // CONTENT_RENDERER_MEDIA_WEBAUDIOSOURCEPROVIDER_IMPL_H_ |