web_audio_source_provider_impl.cc | Explore in Territory

// Copyright 2013 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "third_party/blink/public/platform/web_audio_source_provider_impl.h"

#include <atomic>
#include <utility>

#include "base/check_op.h"
#include "base/functional/bind.h"
#include "base/logging.h"
#include "base/memory/raw_ptr.h"
#include "base/metrics/histogram_macros.h"
#include "base/notreached.h"
#include "base/task/bind_post_task.h"
#include "base/thread_annotations.h"
#include "media/base/audio_glitch_info.h"
#include "media/base/audio_timestamp_helper.h"
#include "media/base/media_log.h"
#include "third_party/blink/renderer/platform/media/web_audio_source_provider_client.h"
#include "third_party/blink/renderer/platform/wtf/functional.h"

namespace blink {

// TeeFilter is a RenderCallback implementation that allows for a client to get
// a copy of the data being rendered by the |renderer_| on Render(). This class
// also holds on to the necessary audio parameters.
class WebAudioSourceProviderImpl::TeeFilter
    : public AudioRendererSink::RenderCallback { … };

WebAudioSourceProviderImpl::WebAudioSourceProviderImpl(
    scoped_refptr<media::SwitchableAudioRendererSink> sink,
    media::MediaLog* media_log,
    base::OnceClosure on_set_client_callback /* = base::OnceClosure()*/)
    : … { … }

WebAudioSourceProviderImpl::~WebAudioSourceProviderImpl() = default;

void WebAudioSourceProviderImpl::SetClient(
    WebAudioSourceProviderClient* client) { … }

void WebAudioSourceProviderImpl::ProvideInput(
    const WebVector<float*>& audio_data,
    int number_of_frames) { … }

void WebAudioSourceProviderImpl::Initialize(
    const media::AudioParameters& params,
    RenderCallback* renderer) { … }

void WebAudioSourceProviderImpl::Start() { … }

void WebAudioSourceProviderImpl::Stop() { … }

void WebAudioSourceProviderImpl::Play() { … }

void WebAudioSourceProviderImpl::Pause() { … }

void WebAudioSourceProviderImpl::Flush() { … }

bool WebAudioSourceProviderImpl::SetVolume(double volume) { … }

media::OutputDeviceInfo WebAudioSourceProviderImpl::GetOutputDeviceInfo() { … }

void WebAudioSourceProviderImpl::GetOutputDeviceInfoAsync(
    OutputDeviceInfoCB info_cb) { … }

bool WebAudioSourceProviderImpl::IsOptimizedForHardwareParameters() { … }

bool WebAudioSourceProviderImpl::CurrentThreadIsRenderingThread() { … }

void WebAudioSourceProviderImpl::SwitchOutputDevice(
    const std::string& device_id,
    media::OutputDeviceStatusCB callback) { … }

void WebAudioSourceProviderImpl::TaintOrigin() { … }

void WebAudioSourceProviderImpl::SetCopyAudioCallback(CopyAudioCB callback) { … }

void WebAudioSourceProviderImpl::ClearCopyAudioCallback() { … }

int WebAudioSourceProviderImpl::RenderForTesting(media::AudioBus* audio_bus) { … }

bool WebAudioSourceProviderImpl::IsAudioBeingCaptured() const { … }

void WebAudioSourceProviderImpl::OnSetFormat() { … }

}  // namespace blink
chromium/third_party/blink/renderer/platform/media/web_audio_source_provider_impl.cc
