#!/bin/sh

USAGE='Usage: brewinfo <image-files>

  Returns the most relevant EXIF-metatags.

  Depends on exiftool.

  Copyright © Daniel Ljunggren <foto@demulsion.se>. Nov 2010.

'

while [ $# -gt 0 ]
  do
  case "$1" in
      -*)
	  echo $USAGE 1>&2
	  exit 1
	  ;;
      *)
          break
	  ;;
  esac
  shift 1
done

for FILE 
do
    if [ -r "$FILE" ]; then
	case "$FILE" in
	    *.raw)
		TYPE=image;
		;;
	    *.RAW)
		TYPE=image;
		;;
	    *.crw)
		TYPE=image;
		;;
	    *.CRW)
		TYPE=image;
		;;
	    *.cr2)
		TYPE=image;
		;;
	    *.CR2)
		TYPE=image;
		;;
	    *.jpg)
		TYPE=image;
		;;
	    *.jpeg)
		TYPE=image;
		;;
	    *.JPG)
		TYPE=image;
		;;
	    *.JPEG)
		TYPE=image;
		;;
	    *.png)
		TYPE=image;
		;;
	    *.PNG)
		TYPE=image;
		;;
	    *.gif)
		TYPE=image;
		;;
	    *.GIF)
		TYPE=image;
		;;
	    *.tif)
		TYPE=image;
		;;
	    *.tiff)
		TYPE=image;
		;;
	    *.TIF)
		TYPE=image;
		;;
	    *.TIFF)
		TYPE=image;
		;;
	    *.xcf)
		TYPE=image;
		;;
	    *.XCF)
		TYPE=image;
		;;
	    *.pef)
		TYPE=image;
		;;
	    *.PEF)
		TYPE=image;
		;;
	    *.mov)
		TYPE=video;
		;;
	    *.MOV)
		TYPE=video;
		;;
	    *.mod)
		TYPE=video;
		;;
	    *.MOD)
		TYPE=video;
		;;
	    *.mp4)
		TYPE=video;
		;;
	    *.MP4)
		TYPE=video;
		;;
	    *.avi)
		TYPE=video;
		;;
	    *.AVI)
		TYPE=video;
		;;
	    *)
		echo "Can't handle file '$FILE', only raw, JPEG, PNG, XCF, GIF or TIFF are valid files, skipping" 1>&2
		continue
	    ;;
	esac
	
	if [ $TYPE == "image" ]; then
	    exiftool -g -FileName -DocumentName -OwnerName -XMP:Author -Artist -Copyright -XMP:Copyright -ProcessingSoftware -Software \
		-DateTimeOriginal -FileModifyDate -ImageSize -Xresolution -YResolution \
		-BitsPerSample -Orientation -ProfileDescription -Model -Lens -FocalLength -Flash \
		-ISO -MeasuredEV -ExposureCompensation -FlashExposureComp -ExposureTime \
		-ApertureValue -XMP:Title -XMP:Description -ImageDescription -IPTC:ObjectName -IPTC:Caption-Abstract -UserComment -Comment -Keywords -f "${FILE}"
	    echo ""
	elif [ $TYPE == "video" ]; then
	    exiftool -g -FileName -DocumentName -OwnerName -XMP:Author -Artist -Copyright -XMP:Copyright -ProcessingSoftware -Software \
		-MajorBrand -DateTimeOriginal -FileModifyDate -Duration -ImageSize -Xresolution -YResolution \
		-BitsPerSample -Orientation -ProfileDescription -Model -Lens -FocalLength -Flash \
		-CameraISO -AutoISO -MeasuredEV -ExposureCompensation -FlashExposureComp -ExposureTime \
		-ApertureValue -XMP:Title -XMP:Description -ImageDescription -IPTC:ObjectName -IPTC:Caption-Abstract -UserComment -Comment -Keywords -f "${FILE}"
	    echo ""
	fi

    fi
done