media_stream_audio_source.cc | Explore in Territory

// Copyright 2014 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/renderer/platform/mediastream/media_stream_audio_source.h"

#include <memory>
#include <utility>

#include "base/functional/bind.h"
#include "base/logging.h"
#include "base/strings/stringprintf.h"
#include "base/task/single_thread_task_runner.h"
#include "build/build_config.h"
#include "media/base/audio_glitch_info.h"
#include "third_party/blink/public/common/thread_safe_browser_interface_broker_proxy.h"
#include "third_party/blink/public/platform/modules/webrtc/webrtc_logging.h"
#include "third_party/blink/public/platform/platform.h"
#include "third_party/blink/public/platform/web_string.h"
#include "third_party/blink/renderer/platform/mediastream/media_stream_audio_track.h"
#include "third_party/blink/renderer/platform/mediastream/media_stream_component.h"
#include "third_party/blink/renderer/platform/mediastream/media_stream_source.h"
#include "third_party/blink/renderer/platform/scheduler/public/post_cross_thread_task.h"
#include "third_party/blink/renderer/platform/wtf/cross_thread_copier_base.h"
#include "third_party/blink/renderer/platform/wtf/cross_thread_functional.h"
#include "third_party/blink/renderer/platform/wtf/functional.h"

namespace blink {

// TODO(https://crbug.com/638081):
// Like in ProcessedLocalAudioSource::GetBufferSize(), we should re-evaluate
// whether Android needs special treatment here.
const int kFallbackAudioLatencyMs = …20;
#else
    10;
#endif

static_assert …;
static_assert …;

MediaStreamAudioSource::MediaStreamAudioSource(
    scoped_refptr<base::SingleThreadTaskRunner> task_runner,
    bool is_local_source,
    bool disable_local_echo)
    : … { … }

MediaStreamAudioSource::MediaStreamAudioSource(
    scoped_refptr<base::SingleThreadTaskRunner> task_runner,
    bool is_local_source)
    : … { … }

MediaStreamAudioSource::~MediaStreamAudioSource() { … }

// static
MediaStreamAudioSource* MediaStreamAudioSource::From(
    MediaStreamSource* source) { … }

bool MediaStreamAudioSource::ConnectToInitializedTrack(
    MediaStreamComponent* component) { … }

media::AudioParameters MediaStreamAudioSource::GetAudioParameters() const { … }

bool MediaStreamAudioSource::RenderToAssociatedSinkEnabled() const { … }

void* MediaStreamAudioSource::GetClassIdentifier() const { … }

bool MediaStreamAudioSource::HasSameReconfigurableSettings(
    const blink::AudioProcessingProperties& selected_properties) const { … }

bool MediaStreamAudioSource::HasSameNonReconfigurableSettings(
    MediaStreamAudioSource* other_source) const { … }

void MediaStreamAudioSource::DoChangeSource(
    const MediaStreamDevice& new_device) { … }

std::unique_ptr<MediaStreamAudioTrack>
MediaStreamAudioSource::CreateMediaStreamAudioTrack(const std::string& id) { … }

bool MediaStreamAudioSource::EnsureSourceIsStarted() { … }

void MediaStreamAudioSource::EnsureSourceIsStopped() { … }

void MediaStreamAudioSource::ChangeSourceImpl(
    const MediaStreamDevice& new_device) { … }

void MediaStreamAudioSource::SetFormat(const media::AudioParameters& params) { … }

void MediaStreamAudioSource::DeliverDataToTracks(
    const media::AudioBus& audio_bus,
    base::TimeTicks reference_time,
    const media::AudioGlitchInfo& glitch_info) { … }

void MediaStreamAudioSource::DoStopSource() { … }

void MediaStreamAudioSource::StopAudioDeliveryTo(MediaStreamAudioTrack* track) { … }

void MediaStreamAudioSource::StopSourceOnError(
    media::AudioCapturerSource::ErrorCode code,
    const std::string& why) { … }

void MediaStreamAudioSource::StopSourceOnErrorOnTaskRunner(
    media::AudioCapturerSource::ErrorCode code) { … }

void MediaStreamAudioSource::SetMutedState(bool muted_state) { … }

int MediaStreamAudioSource::NumPreferredChannels() const { … }

size_t MediaStreamAudioSource::NumTracks() const { … }

void MediaStreamAudioSource::LogMessage(const std::string& message) { … }

}  // namespace blink
chromium/third_party/blink/renderer/platform/mediastream/media_stream_audio_source.cc
