video_capturer.h

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#ifndef VIDEO_CAPTURER_H
#define VIDEO_CAPTURER_H

#include "config.h"
#include "video_frame.h"

OTC_BEGIN_DECL

typedef struct otc_video_capturer otc_video_capturer;

struct otc_video_capturer_settings {
  int format; 
  int width;  
  int height; 
  int fps;    
  int expected_delay; 
  otc_bool mirror_on_local_render; 
};

struct otc_video_capturer_callbacks {
  otc_bool (*init)(const otc_video_capturer* capturer, void* user_data);

  otc_bool (*destroy)(const otc_video_capturer* capturer, void* user_data);

  otc_bool (*start)(const otc_video_capturer* capturer, void* user_data);

  otc_bool (*stop)(const otc_video_capturer* capturer, void* user_data);

  otc_bool (*get_capture_settings)(
      const otc_video_capturer* capturer,
      void* user_data,
      struct otc_video_capturer_settings* settings);

  void* user_data;

  void* reserved;
};

OTC_DECL(otc_status)
otc_video_capturer_provide_frame(const otc_video_capturer* capturer,
                                 int rotation,
                                 const otc_video_frame* frame);

enum otc_video_capturer_content_hint_type {
  OTC_VIDEO_CAPTURER_CONTENT_HINT_TYPE_NONE =
      0, 
  OTC_VIDEO_CAPTURER_CONTENT_HINT_TYPE_MOTION = 1, 
  OTC_VIDEO_CAPTURER_CONTENT_HINT_TYPE_DETAIL = 2, 
  OTC_VIDEO_CAPTURER_CONTENT_HINT_TYPE_TEXT = 3,   
};

OTC_DECL(otc_status)
const otc_video_capturer_set_content_hint(
    const otc_video_capturer* capturer,
    enum otc_video_capturer_content_hint_type content_hint);

OTC_DECL(enum otc_video_capturer_content_hint_type)
const otc_video_capturer_get_content_hint(const otc_video_capturer* capturer);

OTC_END_DECL

#endif  // VIDEO_CAPTURER_H