feat(thumb): support generating thumbnails using simple_dcraw from LibRAW

pkg/setting/provider.go

@@ -4,12 +4,13 @@ import (
 	"context"
 	"encoding/json"
 	"fmt"
-	"github.com/cloudreve/Cloudreve/v4/inventory/types"
 	"net/url"
 	"strconv"
 	"strings"
 	"time"
 
+	"github.com/cloudreve/Cloudreve/v4/inventory/types"
+
 	"github.com/cloudreve/Cloudreve/v4/pkg/auth/requestinfo"
 	"github.com/cloudreve/Cloudreve/v4/pkg/boolset"
 )
@@ -187,6 +188,14 @@ type (
 		AvatarProcess(ctx context.Context) *AvatarProcess
 		// UseFirstSiteUrl returns the first site URL.
 		AllSiteURLs(ctx context.Context) []*url.URL
+		// LibRawThumbGeneratorEnabled returns true if libraw thumb generator is enabled.
+		LibRawThumbGeneratorEnabled(ctx context.Context) bool
+		// LibRawThumbMaxSize returns the maximum size of libraw thumb generator.
+		LibRawThumbMaxSize(ctx context.Context) int64
+		// LibRawThumbExts returns the supported extensions of libraw thumb generator.
+		LibRawThumbExts(ctx context.Context) []string
+		// LibRawThumbPath returns the path of libraw executable.
+		LibRawThumbPath(ctx context.Context) string
 	}
 	UseFirstSiteUrlCtxKey = struct{}
 )
@@ -387,6 +396,22 @@ func (s *settingProvider) VipsPath(ctx context.Context) string {
 	return s.getString(ctx, "thumb_vips_path", "vips")
 }
 
+func (s *settingProvider) LibRawThumbGeneratorEnabled(ctx context.Context) bool {
+	return s.getBoolean(ctx, "thumb_libraw_enabled", false)
+}
+
+func (s *settingProvider) LibRawThumbMaxSize(ctx context.Context) int64 {
+	return s.getInt64(ctx, "thumb_libraw_max_size", 78643200)
+}
+
+func (s *settingProvider) LibRawThumbExts(ctx context.Context) []string {
+	return s.getStringList(ctx, "thumb_libraw_exts", []string{})
+}
+
+func (s *settingProvider) LibRawThumbPath(ctx context.Context) string {
+	return s.getString(ctx, "thumb_libraw_path", "simple_dcraw")
+}
+
 func (s *settingProvider) LibreOfficeThumbGeneratorEnabled(ctx context.Context) bool {
 	return s.getBoolean(ctx, "thumb_libreoffice_enabled", false)
 }