libmegapixels/include/libmegapixels.h

#ifndef LIBMEGAPIXELS_HEADER
#define LIBMEGAPIXELS_HEADER

#include <stdint.h>

#define EXPORT __attribute__((__visibility__("default")))


EXPORT int
libmegapixels_find_config(char *configfile);

#define LIBMEGAPIXELS_CMD_LINK 1
#define LIBMEGAPIXELS_CMD_MODE 2

struct _lmp_cmd {
		int type;
		const char *entity_from;
		const char *entity_to;
		int pad_from;
		int pad_to;
		int width;
		int height;
		uint32_t mode;

		uint32_t entity_from_id;
		int pad_from_id;
		uint32_t entity_to_id;
		int pad_to_id;
};
typedef struct _lmp_cmd libmegapixels_cmd;

struct _lmp_mode {
		int width;
		int height;
		int rate;
		int format;
		int rotation;
		double focal_length;
		double f_number;

		uint32_t v4l_pixfmt;
		uint32_t media_busfmt;

		int num_cmds;
		libmegapixels_cmd **cmds;
};
typedef struct _lmp_mode libmegapixels_mode;

struct _lmp_subdev {
		char *path;
		int fd;
		uint32_t entity_id;
};
typedef struct _lmp_subdev libmegapixels_subdev;

struct _lmp_camera {
		char *name;
		char *sensor_name;
		char *bridge_name;

		char *media_path;
		char *sensor_path;
		char *video_path;
		int media_fd;
		int sensor_fd;
		int video_fd;

		int num_modes;
		libmegapixels_mode **modes;

		int num_handles;
		libmegapixels_subdev **handles;
};
typedef struct _lmp_camera libmegapixels_camera;

struct _lmp_device_config {
		char *path;
		const char *make;
		const char *model;
		int count;
		int loaded_config;
		int loaded_uvc;
		libmegapixels_camera **cameras;
};
typedef struct _lmp_device_config libmegapixels_devconfig;

EXPORT int
libmegapixels_init(libmegapixels_devconfig **config);

EXPORT int
libmegapixels_load_file(libmegapixels_devconfig *config, const char *file);

EXPORT int
libmegapixels_load_uvc(libmegapixels_devconfig *config);

EXPORT int
libmegapixels_open(libmegapixels_camera *camera);

EXPORT void
libmegapixels_close(libmegapixels_camera *camera);

EXPORT unsigned int
libmegapixels_select_mode(libmegapixels_camera *camera, libmegapixels_mode *mode);

#endif