meta.h File Reference

Image Metadata manipulation. More...

#include "image.h"
#include "nlohmann/json.hpp"

Go to the source code of this file.

Classes
struct	satdump::image::ImgCalibHandler
	Image Calibration Handler. This handles converting between raw pixel values and calibrated/physical units. It is a simple linear transform. More...

Functions
bool	satdump::image::has_metadata (Image &img)
	Check if an image has metadata.
void	satdump::image::set_metadata (Image &img, nlohmann::json metadata)
	Set an image's metadata.
nlohmann::json	satdump::image::get_metadata (const Image &img)
	Get an image's metadata.
void	satdump::image::free_metadata (const Image &img)
	Delete the image's metadata.
bool	satdump::image::has_metadata_proj_cfg (Image &img)
	Check if an image has a projection.
void	satdump::image::set_metadata_proj_cfg (Image &img, nlohmann::json proj_cfg)
	Set an image's projection metadata.
nlohmann::json	satdump::image::get_metadata_proj_cfg (const Image &img)
	Get an image's projection.
bool	satdump::image::has_metadata_calib_cfg (Image &img)
	Check if an image has a calibration config.
void	satdump::image::set_metadata_calib_cfg (Image &img, nlohmann::json calib_cfg)
	Set an image's calibration metadata.
nlohmann::json	satdump::image::get_metadata_calib_cfg (const Image &img)
	Get an image's calibration.

Detailed Description

Image Metadata manipulation.

Function Documentation

free_metadata()

void satdump::image::free_metadata

(

const Image &

img

)

Delete the image's metadata.

Parameters

img

the image

get_metadata()

nlohmann::json satdump::image::get_metadata

(

const Image &

img

)

Get an image's metadata.

Parameters

img

the image

Returns

metadata as JSON object

get_metadata_calib_cfg()

nlohmann::json satdump::image::get_metadata_calib_cfg

(

const Image &

img

)

Get an image's calibration.

Parameters

img

the image

Returns

the calibration as JSON

get_metadata_proj_cfg()

nlohmann::json satdump::image::get_metadata_proj_cfg

(

const Image &

img

)

Get an image's projection.

Parameters

img

the image

Returns

the projection as JSON

has_metadata()

bool satdump::image::has_metadata

(

Image &

img

)

Check if an image has metadata.

Parameters

img

the image

Returns

true if the image has metadata

has_metadata_calib_cfg()

bool satdump::image::has_metadata_calib_cfg

(

Image &

img

)

Check if an image has a calibration config.

Parameters

img

the image

Returns

true if the image has calibration

has_metadata_proj_cfg()

bool satdump::image::has_metadata_proj_cfg

(

Image &

img

)

Check if an image has a projection.

Parameters

img

the image

Returns

true if the image has a projection

set_metadata()

void satdump::image::set_metadata	(	Image &	img,
		nlohmann::json	metadata )

Set an image's metadata.

Parameters

img	the image
metadata	to set as JSON object

set_metadata_calib_cfg()

void satdump::image::set_metadata_calib_cfg	(	Image &	img,
		nlohmann::json	calib_cfg )

Set an image's calibration metadata.

Parameters

img	the image
proj_cfg	calibration to set

set_metadata_proj_cfg()

void satdump::image::set_metadata_proj_cfg	(	Image &	img,
		nlohmann::json	proj_cfg )

Set an image's projection metadata.

Parameters

img	the image
proj_cfg	Projection to set