Create //webrtc/api:libjingle_peerconnection_api + refactorings.

webrtc/api/localaudiosource.cc

Index: webrtc/api/localaudiosource.cc
diff --git a/webrtc/api/localaudiosource.cc b/webrtc/api/localaudiosource.cc
deleted file mode 100644
index d91394eebcfca022e1e4b1270dc15985de4ab065..0000000000000000000000000000000000000000
--- a/webrtc/api/localaudiosource.cc
+++ /dev/null
@@ -1,127 +0,0 @@
-/*
- *  Copyright 2013 The WebRTC project authors. All Rights Reserved.
- *
- *  Use of this source code is governed by a BSD-style license
- *  that can be found in the LICENSE file in the root of the source
- *  tree. An additional intellectual property rights grant can be found
- *  in the file PATENTS.  All contributing project authors may
- *  be found in the AUTHORS file in the root of the source tree.
- */
-
-#include "webrtc/api/localaudiosource.h"
-
-#include <vector>
-
-#include "webrtc/api/mediaconstraintsinterface.h"
-#include "webrtc/media/base/mediaengine.h"
-
-using webrtc::MediaConstraintsInterface;
-using webrtc::MediaSourceInterface;
-
-namespace webrtc {
-
-namespace {
-
-// Convert constraints to audio options. Return false if constraints are
-// invalid.
-void FromConstraints(const MediaConstraintsInterface::Constraints& constraints,
-                     cricket::AudioOptions* options) {
-  // This design relies on the fact that all the audio constraints are actually
-  // "options", i.e. boolean-valued and always satisfiable.  If the constraints
-  // are extended to include non-boolean values or actual format constraints,
-  // a different algorithm will be required.
-  struct {
-    const char* name;
-    rtc::Optional<bool>& value;
-  } key_to_value[] = {
-      {MediaConstraintsInterface::kGoogEchoCancellation,
-       options->echo_cancellation},
-      {MediaConstraintsInterface::kExtendedFilterEchoCancellation,
-       options->extended_filter_aec},
-      {MediaConstraintsInterface::kDAEchoCancellation,
-       options->delay_agnostic_aec},
-      {MediaConstraintsInterface::kAutoGainControl, options->auto_gain_control},
-      {MediaConstraintsInterface::kExperimentalAutoGainControl,
-       options->experimental_agc},
-      {MediaConstraintsInterface::kNoiseSuppression,
-       options->noise_suppression},
-      {MediaConstraintsInterface::kExperimentalNoiseSuppression,
-       options->experimental_ns},
-      {MediaConstraintsInterface::kIntelligibilityEnhancer,
-       options->intelligibility_enhancer},
-      {MediaConstraintsInterface::kLevelControl, options->level_control},
-      {MediaConstraintsInterface::kHighpassFilter, options->highpass_filter},
-      {MediaConstraintsInterface::kTypingNoiseDetection,
-       options->typing_detection},
-      {MediaConstraintsInterface::kAudioMirroring, options->stereo_swapping}
-  };
-
-  for (const auto& constraint : constraints) {
-    bool value = false;
-    if (!rtc::FromString(constraint.value, &value))
-      continue;
-
-    for (auto& entry : key_to_value) {
-      if (constraint.key.compare(entry.name) == 0)
-        entry.value = rtc::Optional<bool>(value);
-    }
-  }
-
-  // Set non-boolean constraints.
-  std::string value;
-  if (constraints.FindFirst(
-          MediaConstraintsInterface::kLevelControlInitialPeakLevelDBFS,
-          &value)) {
-    float level_control_initial_peak_level_dbfs;
-    if (rtc::FromString(value, &level_control_initial_peak_level_dbfs)) {
-      options->level_control_initial_peak_level_dbfs =
-          rtc::Optional<float>(level_control_initial_peak_level_dbfs);
-    }
-  }
-}
-
-}  // namespace
-
-rtc::scoped_refptr<LocalAudioSource> LocalAudioSource::Create(
-    const PeerConnectionFactoryInterface::Options& options,
-    const MediaConstraintsInterface* constraints) {
-  rtc::scoped_refptr<LocalAudioSource> source(
-      new rtc::RefCountedObject<LocalAudioSource>());
-  source->Initialize(options, constraints);
-  return source;
-}
-
-rtc::scoped_refptr<LocalAudioSource> LocalAudioSource::Create(
-    const PeerConnectionFactoryInterface::Options& options,
-    const cricket::AudioOptions* audio_options) {
-  rtc::scoped_refptr<LocalAudioSource> source(
-      new rtc::RefCountedObject<LocalAudioSource>());
-  source->Initialize(options, audio_options);
-  return source;
-}
-
-void LocalAudioSource::Initialize(
-    const PeerConnectionFactoryInterface::Options& options,
-    const MediaConstraintsInterface* constraints) {
-  if (!constraints)
-    return;
-
-  // Apply optional constraints first, they will be overwritten by mandatory
-  // constraints.
-  FromConstraints(constraints->GetOptional(), &options_);
-
-  cricket::AudioOptions mandatory_options;
-  FromConstraints(constraints->GetMandatory(), &mandatory_options);
-  options_.SetAll(mandatory_options);
-}
-
-void LocalAudioSource::Initialize(
-    const PeerConnectionFactoryInterface::Options& options,
-    const cricket::AudioOptions* audio_options) {
-  if (!audio_options)
-    return;
-
-  options_ = *audio_options;
-}
-
-}  // namespace webrtc