importFrom("overlap", overlapEst, getBandWidth, densityFit)
importFrom("grDevices", col2rgb, dev.off, extendrange, png,
           rgb)
importFrom("graphics", abline, axis, box, grconvertX, grconvertY,
           hist, legend, lines, par, plot, plot.default, points,
           polygon, rect, segments, strheight, strwidth,
           text)
importFrom("stats", aggregate, na.omit)
importFrom("utils", modifyList, write.csv)
importFrom("methods", hasArg)

export(activityDensity, activityHistogram, activityOverlap, activityRadial,
      appendSpeciesNames, cameraOperation, checkSpeciesFolders,
      createSpeciesFolders, detectionHistory, detectionMaps, exifTagNames, exiftoolPath,
      getSpeciesImages, imageRename, recordDatabase, surveyReport, timeShiftImages)