Index: content/renderer/media/webaudio_media_stream_source.h |
diff --git a/content/renderer/media/webaudio_media_stream_source.h b/content/renderer/media/webaudio_media_stream_source.h |
deleted file mode 100644 |
index b8577c5cc81ebe8b30e889e85b0d4cc6b1c975e1..0000000000000000000000000000000000000000 |
--- a/content/renderer/media/webaudio_media_stream_source.h |
+++ /dev/null |
@@ -1,82 +0,0 @@ |
-// Copyright (c) 2012 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_WEBAUDIO_MEDIA_STREAM_SOURCE_H_ |
-#define CONTENT_RENDERER_MEDIA_WEBAUDIO_MEDIA_STREAM_SOURCE_H_ |
- |
-#include <memory> |
- |
-#include "base/time/time.h" |
-#include "content/renderer/media/media_stream_audio_source.h" |
-#include "media/base/audio_bus.h" |
-#include "media/base/audio_push_fifo.h" |
-#include "third_party/WebKit/public/platform/WebAudioDestinationConsumer.h" |
-#include "third_party/WebKit/public/platform/WebMediaStreamSource.h" |
-#include "third_party/WebKit/public/platform/WebVector.h" |
- |
-namespace content { |
- |
-// Implements the WebAudioDestinationConsumer interface to provide a source of |
-// audio data (i.e., the output from a graph of WebAudio nodes) to one or more |
-// MediaStreamAudioTracks. Audio data is transported directly to the tracks in |
-// 10 ms chunks. |
-class WebAudioMediaStreamSource final |
- : NON_EXPORTED_BASE(public MediaStreamAudioSource), |
- public blink::WebAudioDestinationConsumer { |
- public: |
- explicit WebAudioMediaStreamSource(blink::WebMediaStreamSource* blink_source); |
- |
- ~WebAudioMediaStreamSource() override; |
- |
- private: |
- // WebAudioDestinationConsumer implementation. |
- // |
- // Note: Blink ensures setFormat() and consumeAudio() are not called |
- // concurrently across threads, but these methods could be called on any |
- // thread. |
- void setFormat(size_t number_of_channels, float sample_rate) override; |
- void consumeAudio(const blink::WebVector<const float*>& audio_data, |
- size_t number_of_frames) override; |
- |
- // Called by AudioPushFifo zero or more times during the call to |
- // consumeAudio(). Delivers audio data with the required buffer size to the |
- // tracks. |
- void DeliverRebufferedAudio(const media::AudioBus& audio_bus, |
- int frame_delay); |
- |
- // MediaStreamAudioSource implementation. |
- bool EnsureSourceIsStarted() final; |
- void EnsureSourceIsStopped() final; |
- |
- // In debug builds, check that all methods that could cause object graph |
- // or data flow changes are being called on the main thread. |
- base::ThreadChecker thread_checker_; |
- |
- // True while this WebAudioMediaStreamSource is registered with |
- // |blink_source_| and is consuming audio. |
- bool is_registered_consumer_; |
- |
- // A wrapper used for providing audio to |fifo_|. |
- std::unique_ptr<media::AudioBus> wrapper_bus_; |
- |
- // Takes in the audio data passed to consumeAudio() and re-buffers it into 10 |
- // ms chunks for the tracks. This ensures each chunk of audio delivered to |
- // the tracks has the required buffer size, regardless of the amount of audio |
- // provided via each consumeAudio() call. |
- media::AudioPushFifo fifo_; |
- |
- // Used to pass the reference timestamp between DeliverDecodedAudio() and |
- // DeliverRebufferedAudio(). |
- base::TimeTicks current_reference_time_; |
- |
- // This object registers with a blink::WebMediaStreamSource. We keep track of |
- // that in order to be able to deregister before stopping this source. |
- blink::WebMediaStreamSource blink_source_; |
- |
- DISALLOW_COPY_AND_ASSIGN(WebAudioMediaStreamSource); |
-}; |
- |
-} // namespace content |
- |
-#endif // CONTENT_RENDERER_MEDIA_WEBAUDIO_MEDIA_STREAM_SOURCE_H_ |