From 40a355a42d4a9444dc753c04c6608dade2f06a23 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 19 Apr 2024 03:13:27 +0200
Subject: Adding upstream version 125.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 third_party/libwebrtc/api/enable_media.cc | 72 +++++++++++++++++++++++++++++++
 1 file changed, 72 insertions(+)
 create mode 100644 third_party/libwebrtc/api/enable_media.cc

(limited to 'third_party/libwebrtc/api/enable_media.cc')

diff --git a/third_party/libwebrtc/api/enable_media.cc b/third_party/libwebrtc/api/enable_media.cc
new file mode 100644
index 0000000000..a05b1b328a
--- /dev/null
+++ b/third_party/libwebrtc/api/enable_media.cc
@@ -0,0 +1,72 @@
+/*
+ *  Copyright 2023 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 "api/enable_media.h"
+
+#include <memory>
+#include <utility>
+
+#include "api/environment/environment.h"
+#include "api/peer_connection_interface.h"
+#include "call/call_factory.h"
+#include "media/engine/webrtc_media_engine.h"
+#include "media/engine/webrtc_video_engine.h"
+#include "media/engine/webrtc_voice_engine.h"
+#include "pc/media_factory.h"
+
+namespace webrtc {
+namespace {
+
+using ::cricket::CompositeMediaEngine;
+using ::cricket::MediaEngineInterface;
+using ::cricket::WebRtcVideoEngine;
+using ::cricket::WebRtcVoiceEngine;
+
+class MediaFactoryImpl : public MediaFactory {
+ public:
+  MediaFactoryImpl() = default;
+  MediaFactoryImpl(const MediaFactoryImpl&) = delete;
+  MediaFactoryImpl& operator=(const MediaFactoryImpl&) = delete;
+  ~MediaFactoryImpl() override = default;
+
+  std::unique_ptr<Call> CreateCall(const CallConfig& config) override {
+    CallFactory call_factory;
+    return static_cast<CallFactoryInterface&>(call_factory).CreateCall(config);
+  }
+
+  std::unique_ptr<MediaEngineInterface> CreateMediaEngine(
+      const Environment& env,
+      PeerConnectionFactoryDependencies& deps) override {
+    auto audio_engine = std::make_unique<WebRtcVoiceEngine>(
+        &env.task_queue_factory(), deps.adm.get(),
+        std::move(deps.audio_encoder_factory),
+        std::move(deps.audio_decoder_factory), std::move(deps.audio_mixer),
+        std::move(deps.audio_processing), std::move(deps.audio_frame_processor),
+        env.field_trials());
+    auto video_engine = std::make_unique<WebRtcVideoEngine>(
+        std::move(deps.video_encoder_factory),
+        std::move(deps.video_decoder_factory), env.field_trials());
+    return std::make_unique<CompositeMediaEngine>(std::move(audio_engine),
+                                                  std::move(video_engine));
+  }
+};
+
+}  // namespace
+
+void EnableMedia(PeerConnectionFactoryDependencies& deps) {
+  if (deps.media_factory != nullptr) {
+    // Do nothing if media is already enabled. Overwriting media_factory can be
+    // harmful when a different (e.g. test-only) implementation is used.
+    return;
+  }
+  deps.media_factory = std::make_unique<MediaFactoryImpl>();
+}
+
+}  // namespace webrtc
-- 
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