Repo created

TMessagesProj/jni/voip/tgcalls/desktop_capturer/DesktopCaptureSourceManager.cpp

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+//
+//  DesktopCaptureSourceManager.m
+//  TgVoipWebrtc
+//
+//  Created by Mikhail Filimonov on 28.12.2020.
+//  Copyright © 2020 Mikhail Filimonov. All rights reserved.
+//
+
+#include "tgcalls/desktop_capturer/DesktopCaptureSourceManager.h"
+
+#include "modules/desktop_capture/desktop_and_cursor_composer.h"
+#include "modules/desktop_capture/desktop_capturer_differ_wrapper.h"
+#include "third_party/libyuv/include/libyuv.h"
+#include "api/video/i420_buffer.h"
+#include "tgcalls/desktop_capturer/DesktopCaptureSourceHelper.h"
+
+
+namespace tgcalls {
+
+DesktopCaptureSourceManager::DesktopCaptureSourceManager(
+    DesktopCaptureType type)
+: _capturer(CreateForType(type))
+ , _type(type) {
+}
+
+DesktopCaptureSourceManager::~DesktopCaptureSourceManager() = default;
+
+webrtc::DesktopCaptureOptions DesktopCaptureSourceManager::OptionsForType(
+    DesktopCaptureType type) {
+    auto result = webrtc::DesktopCaptureOptions::CreateDefault();
+#ifdef WEBRTC_WIN
+    result.set_allow_directx_capturer(true);
+#elif defined WEBRTC_MAC
+    result.set_allow_iosurface(type == DesktopCaptureType::Screen);
+#elif defined WEBRTC_USE_PIPEWIRE
+    result.set_allow_pipewire(true);
+#endif // WEBRTC_WIN || WEBRTC_MAC
+    result.set_detect_updated_region(true);
+    return result;
+}
+
+auto DesktopCaptureSourceManager::CreateForType(DesktopCaptureType type)
+-> std::unique_ptr<webrtc::DesktopCapturer> {
+    const auto options = OptionsForType(type);
+    if (auto result = webrtc::DesktopCapturer::CreateGenericCapturer(options)) {
+        return result;
+    }
+    return (type == DesktopCaptureType::Screen)
+        ? webrtc::DesktopCapturer::CreateScreenCapturer(options)
+        : webrtc::DesktopCapturer::CreateWindowCapturer(options);
+}
+
+std::vector<DesktopCaptureSource> DesktopCaptureSourceManager::sources() {
+    auto result = std::vector<DesktopCaptureSource>();
+	auto list = webrtc::DesktopCapturer::SourceList();
+    if (_capturer && _capturer->GetSourceList(&list)) {
+        const auto isWindow = (_type == DesktopCaptureType::Window);
+        for (const auto &source : list) {
+            result.emplace_back(source.id, source.title, isWindow);
+        }
+    }
+    return result;
+}
+
+} // namespace tgcalls