feat: add HEIF support

go.mod

@@ -3,6 +3,7 @@ module github.com/filebrowser/filebrowser/v2
 go 1.17
 
 require (
+	github.com/adrium/goheif v0.0.0-20210309200126-b184a7b446fa
 	github.com/asdine/storm v2.1.2+incompatible
 	github.com/caddyserver/caddy v1.0.3
 	github.com/disintegration/imaging v1.6.2

go.sum

@@ -6,6 +6,8 @@ github.com/DataDog/zstd v1.4.0/go.mod h1:1jcaCB/ufaK+sKp1NBhlGmpz41jOoPQ35bpF36t
 github.com/OneOfOne/xxhash v1.2.2/go.mod h1:HSdplMjZKSmBqAxg5vPj2TmRDmfkzw+cTzAElWljhcU=
 github.com/Sereal/Sereal v0.0.0-20190430203904-6faf9605eb56 h1:3trCIB5GsAOIY8NxlfMztCYIhVsW9V5sZ+brsecjaiI=
 github.com/Sereal/Sereal v0.0.0-20190430203904-6faf9605eb56/go.mod h1:D0JMgToj/WdxCgd30Kc1UcA9E+WdZoJqeVOuYW7iTBM=
+github.com/adrium/goheif v0.0.0-20210309200126-b184a7b446fa h1:ISwtQHwIaKiwhFFmBOIib1o1jH3UvtKPnsEo45zsVj0=
+github.com/adrium/goheif v0.0.0-20210309200126-b184a7b446fa/go.mod h1:aKVJoQ0cc9K5Xb058XSnnAxXLliR97qbSqWBlm5ca1E=
 github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
 github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
 github.com/andybalholm/brotli v1.0.1 h1:KqhlKozYbRtJvsPrrEeXcO+N2l6NYT5A2QAFmSULpEc=

img/service.go

@@ -8,7 +8,9 @@ import (
 	"fmt"
 	"image"
 	"io"
+	"strings"
 
+	"github.com/adrium/goheif"
 	"github.com/disintegration/imaging"
 	"github.com/dsoprea/go-exif/v3"
 	"github.com/marusama/semaphore/v2"
@@ -38,11 +40,13 @@ png
 gif
 tiff
 bmp
+heic
 )
 */
 type Format int
 
 func (x Format) toImaging() imaging.Format {
+	//nolint:exhaustive
 	switch x {
 	case FormatJpeg:
 		return imaging.JPEG
@@ -90,22 +94,25 @@ fill
 type ResizeMode int
 
 func (s *Service) FormatFromExtension(ext string) (Format, error) {
-	format, err := imaging.FormatFromExtension(ext)
-	if err != nil {
-		return -1, ErrUnsupportedFormat
+	if format, err := imaging.FormatFromExtension(ext); err == nil {
+		switch format {
+		case imaging.JPEG:
+			return FormatJpeg, nil
+		case imaging.PNG:
+			return FormatPng, nil
+		case imaging.GIF:
+			return FormatGif, nil
+		case imaging.TIFF:
+			return FormatTiff, nil
+		case imaging.BMP:
+			return FormatBmp, nil
+		}
 	}
-	switch format {
-	case imaging.JPEG:
-		return FormatJpeg, nil
-	case imaging.PNG:
-		return FormatPng, nil
-	case imaging.GIF:
-		return FormatGif, nil
-	case imaging.TIFF:
-		return FormatTiff, nil
-	case imaging.BMP:
-		return FormatBmp, nil
+
+	if strings.EqualFold(ext, ".heif") || strings.EqualFold(ext, ".heic") {
+		return FormatHeic, nil
 	}
+
 	return -1, ErrUnsupportedFormat
 }
 
@@ -166,7 +173,13 @@ func (s *Service) Resize(ctx context.Context, in io.Reader, width, height int, o
 		}
 	}
 
-	img, err := imaging.Decode(wrappedReader, imaging.AutoOrientation(true))
+	var img image.Image
+	if format == FormatHeic {
+		img, err = goheif.Decode(wrappedReader)
+	} else {
+		img, err = imaging.Decode(wrappedReader, imaging.AutoOrientation(true))
+	}
+
 	if err != nil {
 		return err
 	}

img/service_enum.go

@@ -19,9 +19,11 @@ const (
 	FormatTiff
 	// FormatBmp is a Format of type Bmp
 	FormatBmp
+	// FormatHeic is a Format of type Heic
+	FormatHeic
 )
 
-const _FormatName = "jpegpnggiftiffbmp"
+const _FormatName = "jpegpnggiftiffbmpheic"
 
 var _FormatMap = map[Format]string{
 	0: _FormatName[0:4],
@@ -29,6 +31,7 @@ var _FormatMap = map[Format]string{
 	2: _FormatName[7:10],
 	3: _FormatName[10:14],
 	4: _FormatName[14:17],
+	5: _FormatName[17:21],
 }
 
 // String implements the Stringer interface.
@@ -45,6 +48,7 @@ var _FormatValue = map[string]Format{
 	_FormatName[7:10]:  2,
 	_FormatName[10:14]: 3,
 	_FormatName[14:17]: 4,
+	_FormatName[17:21]: 5,
 }
 
 // ParseFormat attempts to convert a string to a Format

img/service_test.go

@@ -176,6 +176,16 @@ func TestService_Resize(t *testing.T) {
 			},
 			matcher: sizeMatcher(100, 100),
 		},
+		"resize heic": {
+			options: []Option{WithMode(ResizeModeFill)},
+			width:   100,
+			height:  100,
+			source: func(t *testing.T) afero.File {
+				t.Helper()
+				return openFile(t, "testdata/image3.heic")
+			},
+			matcher: sizeMatcher(100, 100),
+		},
 		"resize with high quality": {
 			options: []Option{WithMode(ResizeModeFill), WithQuality(QualityHigh)},
 			width:   100,
@@ -427,6 +437,14 @@ func TestService_FormatFromExtension(t *testing.T) {
 			ext:  ".bmp",
 			want: FormatBmp,
 		},
+		"heic": {
+			ext:  ".heic",
+			want: FormatHeic,
+		},
+		"heif": {
+			ext:  ".heif",
+			want: FormatHeic,
+		},
 		"unknown": {
 			ext:     ".mov",
 			wantErr: ErrUnsupportedFormat,