calcExposure: Calculate exposure

In GastonMauroDiaz/caiman: Canopy Image Analysis

Description

Calculate the exposure for a given aperture (fNumber) and exposure time (shutter speed).

Usage

calcExposure(x, exposureTime)

## S4 method for signature 'numeric'
calcExposure(x, exposureTime)

## S4 method for signature 'CanopyPhoto'
calcExposure(x)

## S4 method for signature 'character'
calcExposure(x)

Arguments

x	numeric or character.
exposureTime	numeric. The shutter speed.

Value

numeric

Methods (by class)

• numeric: x numeric. fNumbar, see fNumber.

• CanopyPhoto: Probably, this will be the most used.

• character: x character. The names of the photographs (extension included). If your working directory is the one that contains the photographs, use just the file name, otherwise, use the full path to the file.

References

Allen, E., & Triantaphillidou, S. (2010). The manual of photography. (E. Allen & S. Triantaphillidou, Eds.) (10th ed.). Amsterdam: Elsevier.

Examples

x <- loadPhoto()
calcExposure(fNumber(x), exposureTime(x))
calcExposure(x)

GastonMauroDiaz/caiman documentation built on Jan. 22, 2022, 4:43 a.m.