Repo created

TMessagesProj/jni/voip/tgcalls/platform/tdesktop/VideoCameraCapturer.h

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+#ifndef TGCALLS_VIDEO_CAMERA_CAPTURER_H
+#define TGCALLS_VIDEO_CAMERA_CAPTURER_H
+
+#include "api/scoped_refptr.h"
+#include "api/video/video_frame.h"
+#include "api/video/video_source_interface.h"
+#include "media/base/video_adapter.h"
+#include "modules/video_capture/video_capture.h"
+
+#include "VideoCaptureInterface.h"
+
+#include <memory>
+#include <vector>
+#include <stddef.h>
+
+namespace tgcalls {
+
+class VideoCameraCapturer
+	: public rtc::VideoSinkInterface<webrtc::VideoFrame> {
+public:
+	explicit VideoCameraCapturer(
+		std::shared_ptr<rtc::VideoSinkInterface<webrtc::VideoFrame>> sink);
+	~VideoCameraCapturer();
+
+	void setState(VideoState state);
+	void setDeviceId(std::string deviceId);
+	void setPreferredCaptureAspectRatio(float aspectRatio);
+	void setOnFatalError(std::function<void()> error);
+
+	std::pair<int, int> resolution() const;
+
+	void OnFrame(const webrtc::VideoFrame &frame) override;
+
+private:
+	void create();
+	bool create(
+		webrtc::VideoCaptureModule::DeviceInfo *info,
+		const std::string &deviceId);
+	void destroy();
+	void failed();
+
+	std::shared_ptr<rtc::VideoSinkInterface<webrtc::VideoFrame>> _sink;
+	rtc::scoped_refptr<webrtc::VideoCaptureModule> _module;
+	webrtc::VideoCaptureCapability _capability;
+
+	VideoState _state = VideoState::Inactive;
+	std::string _requestedDeviceId;
+	std::pair<int, int> _dimensions;
+	std::function<void()> _error;
+	float _aspectRatio = 0.;
+	bool _failed = false;
+
+};
+
+}  // namespace tgcalls
+
+#endif