Nagram/TMessagesProj/jni/voip/tgcalls/VideoCaptureInterface.h
2021-06-25 03:43:10 +03:00

66 lines
1.7 KiB
C++

#ifndef TGCALLS_VIDEO_CAPTURE_INTERFACE_H
#define TGCALLS_VIDEO_CAPTURE_INTERFACE_H
#include <string>
#include <memory>
#include <functional>
namespace rtc {
template <typename VideoFrameT>
class VideoSinkInterface;
} // namespace rtc
namespace webrtc {
class VideoFrame;
} // namespace webrtc
namespace tgcalls {
class PlatformContext;
class Threads;
enum class VideoState {
Inactive,
Paused,
Active,
};
class VideoCaptureInterface {
protected:
VideoCaptureInterface() = default;
public:
static std::unique_ptr<VideoCaptureInterface> Create(
std::shared_ptr<Threads> threads,
std::string deviceId = std::string(),
std::shared_ptr<PlatformContext> platformContext = nullptr);
virtual ~VideoCaptureInterface();
virtual void switchToDevice(std::string deviceId) = 0;
virtual void setState(VideoState state) = 0;
virtual void setPreferredAspectRatio(float aspectRatio) = 0;
virtual void setOutput(std::shared_ptr<rtc::VideoSinkInterface<webrtc::VideoFrame>> sink) = 0;
virtual void setOnFatalError(std::function<void()> error) {
// TODO: make this function pure virtual when everybody implements it.
}
virtual void setOnPause(std::function<void(bool)> pause) {
// TODO: make this function pure virtual when everybody implements it.
}
virtual void setOnIsActiveUpdated(std::function<void(bool)> onIsActiveUpdated) {
// TODO: make this function pure virtual when everybody implements it.
}
virtual void withNativeImplementation(std::function<void(void *)> completion) {
completion(nullptr);
}
virtual std::shared_ptr<PlatformContext> getPlatformContext() {
return nullptr;
}
};
} // namespace tgcalls
#endif