renderer.h

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#ifndef MILLICAST_API_RENDERER_H
#define MILLICAST_API_RENDERER_H
 
#ifdef __cplusplus
 
#include <cstddef>  // size_t
#include <cstdint>  // uint32_t
 
#include "frames.h"
#include "source.h"
 
namespace millicast {
 
// base ///////////////////////////////////////////////////////////////////////
 
class Renderer {
 public:
  Renderer() = default;
  virtual ~Renderer() = default;
 
  virtual void init() = 0;
};
 
// Video //////////////////////////////////////////////////////////////////////
 
class VideoRenderer : public Renderer {
 public:
  VideoRenderer() = default;
  ~VideoRenderer() override = default;
 
  virtual void on_frame(const VideoFrame& frame) = 0;
};
 
// Audio //////////////////////////////////////////////////////////////////////
 
class AudioRenderer {
 public:
  AudioRenderer() = default;
  virtual ~AudioRenderer() = default;
 
  virtual void on_frame(const AudioFrame& frame) = 0;
};
 
// decklink ///////////////////////////////////////////////////////////////////
 
class DeckLinkRenderer : public VideoRenderer {
 public:
  DeckLinkRenderer() = default;
  ~DeckLinkRenderer() override = default;
 
  MILLICAST_API virtual void set_source(VideoSource::Ptr device) = 0;
  MILLICAST_API virtual void stop() = 0;
 
  MILLICAST_API static std::vector<VideoSource::Ptr> get_decklink_devices();
 
  MILLICAST_API static DeckLinkRenderer* create();
};
 
// ndi ////////////////////////////////////////////////////////////////////////
 
class NdiRenderer : public VideoRenderer {
 public:
  NdiRenderer() = default;
  ~NdiRenderer() override = default;
 
  MILLICAST_API virtual void set_name(const std::string&) = 0;
 
  MILLICAST_API static NdiRenderer* create();
};
 
#if defined MILLICAST_SDK_TVOS || defined MILLICAST_SDK_IOS
 
class MILLICAST_API IosVideoRenderer : public VideoRenderer {
 public:
  IosVideoRenderer() = default;
  virtual ~IosVideoRenderer() = default;
 
  virtual void* get_uiview() = 0;
  virtual float width() = 0;
  virtual float height() = 0;
 
  static IosVideoRenderer* create();
 
  std::function<void(float, float)> did_change_video_size;
};
 
#endif
 
}  // namespace millicast
 
#endif // __cplusplus
#endif /* MILLICAST_API_RENDERER_H */