v4l2_video_renderer.hpp

#ifndef SKYWAY_MEDIA_V4L2_VIDEO_RENDERER_HPP_
#define SKYWAY_MEDIA_V4L2_VIDEO_RENDERER_HPP_
 
#include <string>
 
#include "skyway/media/i420_video_renderer.hpp"
 
namespace skyway {
namespace media {
 
struct V4l2VideoRendererOptions {
    int scaled_width;
    int scaled_height;
};
 
class V4l2VideoRenderer : public I420VideoRenderer {
public:
    V4l2VideoRenderer(const std::string& video_out_path, const V4l2VideoRendererOptions& options);
    ~V4l2VideoRenderer();
 
    // Impl I420VideoRenderer
    void OnFrame(const webrtc::VideoFrame& frame) override;
 
private:
    void ResetOutputState();
 
    const std::string video_out_path_;
    int v4l2_file_descriptor_    = -1;
    int configured_frame_width_  = 0;
    int configured_frame_height_ = 0;
};
 
}  // namespace media
}  // namespace skyway
 
#endif /* SKYWAY_MEDIA_V4L2_VIDEO_RENDERER_HPP_ */