1 files changed, 0 insertions, 237 deletions
diff --git a/vendor/github.com/dsoprea/go-exif/v3/utility.go b/vendor/github.com/dsoprea/go-exif/v3/utility.go
deleted file mode 100644
index f0b5e6383..000000000
--- a/vendor/github.com/dsoprea/go-exif/v3/utility.go
+++ /dev/null
@@ -1,237 +0,0 @@
-package exif
-
-import (
-	"fmt"
-	"io"
-	"math"
-
-	"github.com/dsoprea/go-logging"
-	"github.com/dsoprea/go-utility/v2/filesystem"
-
-	"github.com/dsoprea/go-exif/v3/common"
-	"github.com/dsoprea/go-exif/v3/undefined"
-)
-
-var (
-	utilityLogger = log.NewLogger("exif.utility")
-)
-
-// ExifTag is one simple representation of a tag in a flat list of all of them.
-type ExifTag struct {
-	// IfdPath is the fully-qualified IFD path (even though it is not named as
-	// such).
-	IfdPath string `json:"ifd_path"`
-
-	// TagId is the tag-ID.
-	TagId uint16 `json:"id"`
-
-	// TagName is the tag-name. This is never empty.
-	TagName string `json:"name"`
-
-	// UnitCount is the recorded number of units constution of the value.
-	UnitCount uint32 `json:"unit_count"`
-
-	// TagTypeId is the type-ID.
-	TagTypeId exifcommon.TagTypePrimitive `json:"type_id"`
-
-	// TagTypeName is the type name.
-	TagTypeName string `json:"type_name"`
-
-	// Value is the decoded value.
-	Value interface{} `json:"value"`
-
-	// ValueBytes is the raw, encoded value.
-	ValueBytes []byte `json:"value_bytes"`
-
-	// Formatted is the human representation of the first value (tag values are
-	// always an array).
-	FormattedFirst string `json:"formatted_first"`
-
-	// Formatted is the human representation of the complete value.
-	Formatted string `json:"formatted"`
-
-	// ChildIfdPath is the name of the child IFD this tag represents (if it
-	// represents any). Otherwise, this is empty.
-	ChildIfdPath string `json:"child_ifd_path"`
-}
-
-// String returns a string representation.
-func (et ExifTag) String() string {
-	return fmt.Sprintf(
-		"ExifTag<"+
-			"IFD-PATH=[%s] "+
-			"TAG-ID=(0x%02x) "+
-			"TAG-NAME=[%s] "+
-			"TAG-TYPE=[%s] "+
-			"VALUE=[%v] "+
-			"VALUE-BYTES=(%d) "+
-			"CHILD-IFD-PATH=[%s]",
-		et.IfdPath, et.TagId, et.TagName, et.TagTypeName, et.FormattedFirst,
-		len(et.ValueBytes), et.ChildIfdPath)
-}
-
-// GetFlatExifData returns a simple, flat representation of all tags.
-func GetFlatExifData(exifData []byte, so *ScanOptions) (exifTags []ExifTag, med *MiscellaneousExifData, err error) {
-	defer func() {
-		if state := recover(); state != nil {
-			err = log.Wrap(state.(error))
-		}
-	}()
-
-	sb := rifs.NewSeekableBufferWithBytes(exifData)
-
-	exifTags, med, err = getFlatExifDataUniversalSearchWithReadSeeker(sb, so, false)
-	log.PanicIf(err)
-
-	return exifTags, med, nil
-}
-
-// RELEASE(dustin): GetFlatExifDataUniversalSearch is a kludge to allow univeral tag searching in a backwards-compatible manner. For the next release, undo this and simply add the flag to GetFlatExifData.
-
-// GetFlatExifDataUniversalSearch returns a simple, flat representation of all
-// tags.
-func GetFlatExifDataUniversalSearch(exifData []byte, so *ScanOptions, doUniversalSearch bool) (exifTags []ExifTag, med *MiscellaneousExifData, err error) {
-	defer func() {
-		if state := recover(); state != nil {
-			err = log.Wrap(state.(error))
-		}
-	}()
-
-	sb := rifs.NewSeekableBufferWithBytes(exifData)
-
-	exifTags, med, err = getFlatExifDataUniversalSearchWithReadSeeker(sb, so, doUniversalSearch)
-	log.PanicIf(err)
-
-	return exifTags, med, nil
-}
-
-// RELEASE(dustin): GetFlatExifDataUniversalSearchWithReadSeeker is a kludge to allow using a ReadSeeker in a backwards-compatible manner. For the next release, drop this and refactor GetFlatExifDataUniversalSearch to take a ReadSeeker.
-
-// GetFlatExifDataUniversalSearchWithReadSeeker returns a simple, flat
-// representation of all tags given a ReadSeeker.
-func GetFlatExifDataUniversalSearchWithReadSeeker(rs io.ReadSeeker, so *ScanOptions, doUniversalSearch bool) (exifTags []ExifTag, med *MiscellaneousExifData, err error) {
-	defer func() {
-		if state := recover(); state != nil {
-			err = log.Wrap(state.(error))
-		}
-	}()
-
-	exifTags, med, err = getFlatExifDataUniversalSearchWithReadSeeker(rs, so, doUniversalSearch)
-	log.PanicIf(err)
-
-	return exifTags, med, nil
-}
-
-// getFlatExifDataUniversalSearchWithReadSeeker returns a simple, flat
-// representation of all tags given a ReadSeeker.
-func getFlatExifDataUniversalSearchWithReadSeeker(rs io.ReadSeeker, so *ScanOptions, doUniversalSearch bool) (exifTags []ExifTag, med *MiscellaneousExifData, err error) {
-	defer func() {
-		if state := recover(); state != nil {
-			err = log.Wrap(state.(error))
-		}
-	}()
-
-	headerData := make([]byte, ExifSignatureLength)
-	if _, err = io.ReadFull(rs, headerData); err != nil {
-		if err == io.EOF {
-			return nil, nil, err
-		}
-
-		log.Panic(err)
-	}
-
-	eh, err := ParseExifHeader(headerData)
-	log.PanicIf(err)
-
-	im, err := exifcommon.NewIfdMappingWithStandard()
-	log.PanicIf(err)
-
-	ti := NewTagIndex()
-
-	if doUniversalSearch == true {
-		ti.SetUniversalSearch(true)
-	}
-
-	ebs := NewExifReadSeeker(rs)
-	ie := NewIfdEnumerate(im, ti, ebs, eh.ByteOrder)
-
-	exifTags = make([]ExifTag, 0)
-
-	visitor := func(ite *IfdTagEntry) (err error) {
-		// This encodes down to base64. Since this an example tool and we do not
-		// expect to ever decode the output, we are not worried about
-		// specifically base64-encoding it in order to have a measure of
-		// control.
-		valueBytes, err := ite.GetRawBytes()
-		if err != nil {
-			if err == exifundefined.ErrUnparseableValue {
-				return nil
-			}
-
-			log.Panic(err)
-		}
-
-		value, err := ite.Value()
-		if err != nil {
-			if err == exifcommon.ErrUnhandledUndefinedTypedTag {
-				value = exifundefined.UnparseableUnknownTagValuePlaceholder
-			} else if log.Is(err, exifcommon.ErrParseFail) == true {
-				utilityLogger.Warningf(nil,
-					"Could not parse value for tag [%s] (%04x) [%s].",
-					ite.IfdPath(), ite.TagId(), ite.TagName())
-
-				return nil
-			} else {
-				log.Panic(err)
-			}
-		}
-
-		et := ExifTag{
-			IfdPath:      ite.IfdPath(),
-			TagId:        ite.TagId(),
-			TagName:      ite.TagName(),
-			UnitCount:    ite.UnitCount(),
-			TagTypeId:    ite.TagType(),
-			TagTypeName:  ite.TagType().String(),
-			Value:        value,
-			ValueBytes:   valueBytes,
-			ChildIfdPath: ite.ChildIfdPath(),
-		}
-
-		et.Formatted, err = ite.Format()
-		log.PanicIf(err)
-
-		et.FormattedFirst, err = ite.FormatFirst()
-		log.PanicIf(err)
-
-		exifTags = append(exifTags, et)
-
-		return nil
-	}
-
-	med, err = ie.Scan(exifcommon.IfdStandardIfdIdentity, eh.FirstIfdOffset, visitor, nil)
-	log.PanicIf(err)
-
-	return exifTags, med, nil
-}
-
-// GpsDegreesEquals returns true if the two `GpsDegrees` are identical.
-func GpsDegreesEquals(gi1, gi2 GpsDegrees) bool {
-	if gi2.Orientation != gi1.Orientation {
-		return false
-	}
-
-	degreesRightBound := math.Nextafter(gi1.Degrees, gi1.Degrees+1)
-	minutesRightBound := math.Nextafter(gi1.Minutes, gi1.Minutes+1)
-	secondsRightBound := math.Nextafter(gi1.Seconds, gi1.Seconds+1)
-
-	if gi2.Degrees < gi1.Degrees || gi2.Degrees >= degreesRightBound {
-		return false
-	} else if gi2.Minutes < gi1.Minutes || gi2.Minutes >= minutesRightBound {
-		return false
-	} else if gi2.Seconds < gi1.Seconds || gi2.Seconds >= secondsRightBound {
-		return false
-	}
-
-	return true
-}