refactor(metadata): move cover resolution to extensions

android/app/src/main/kotlin/com/zarz/spotiflac/MainActivity.kt

@@ -1393,10 +1393,9 @@ class MainActivity: FlutterFragmentActivity() {
                         "downloadCoverToFile" -> {
                             val coverUrl = call.argument<String>("cover_url") ?: ""
                             val outputPath = call.argument<String>("output_path") ?: ""
-                            val maxQuality = call.argument<Boolean>("max_quality") ?: true
                             val response = withContext(Dispatchers.IO) {
                                 try {
-                                    Gobackend.downloadCoverToFile(coverUrl, outputPath, maxQuality)
+                                    Gobackend.downloadCoverToFile(coverUrl, outputPath, false)
                                     """{"success":true}"""
                                 } catch (e: Exception) {
                                     """{"success":false,"error":"${e.message?.replace("\"", "'")}"}"""

android/app/src/main/kotlin/com/zarz/spotiflac/NativeFinalizerMedia.kt

@@ -503,7 +503,7 @@ internal fun NativeDownloadFinalizer.downloadCoverForMetadata(context: Context,
         Gobackend.downloadCoverToFile(
             coverUrl,
             output.absolutePath,
-            input.request.optBoolean("embed_max_quality_cover", true)
+            false
         )
         if (output.exists() && output.length() > 0L) {
             output

go_backend/cover.go

@@ -8,158 +8,28 @@ import (
 	_ "image/png"
 	"io"
 	"net/http"
-	"regexp"
-	"strings"
 	"sync"
 	"time"
 )
 
-const (
+// downloadCoverToMemory downloads exactly the URL supplied by the metadata
-	spotifySize300 = "ab67616d00001e02"
+// provider. Cover-resolution selection belongs to the provider extension;
-	spotifySize640 = "ab67616d0000b273"
+// the app must not infer a provider from its CDN URL or rewrite that URL.
-	spotifySizeMax = "ab67616d000082c1"
+func downloadCoverToMemory(coverURL string) ([]byte, error) {
-)
-
-// Square CDN covers using this path shape may return an image whose decoded
-// dimensions differ from the dimensions advertised in the URL. Max-quality
-// selection therefore probes both useful high-resolution variants and checks
-// the image headers instead of trusting the filename.
-var squareCoverSizeRegex = regexp.MustCompile(`/(\d+)x(\d+)-\d+-\d+-\d+-\d+\.jpg$`)
-
-var tidalSizeRegex = regexp.MustCompile(`/\d+x\d+\.jpg$`)
-
-var qobuzSizeRegex = regexp.MustCompile(`_\d+\.jpg$`)
-
-func convertSmallToMedium(imageURL string) string {
-	if strings.Contains(imageURL, spotifySize300) {
-		return strings.Replace(imageURL, spotifySize300, spotifySize640, 1)
-	}
-	return imageURL
-}
-
-func downloadCoverToMemory(coverURL string, maxQuality bool) ([]byte, error) {
 	if coverURL == "" {
 		return nil, fmt.Errorf("no cover URL provided")
 	}
 
-	GoLog("[Cover] Original URL: %s", coverURL)
+	GoLog("[Cover] Provider URL: %s", coverURL)
-
+	data, err := fetchCoverCached(coverURL)
-	downloadURL := convertSmallToMedium(coverURL)
-	if downloadURL != coverURL {
-		GoLog("[Cover] Upgraded 300x300 → 640x640")
-	}
-
-	if !maxQuality {
-		GoLog("[Cover] Final URL: %s", downloadURL)
-		data, err := fetchCoverCached(downloadURL)
-		if err != nil {
-			return nil, err
-		}
-		return append([]byte(nil), data...), nil
-	}
-
-	candidates := maxQualityCoverCandidateURLs(downloadURL)
-	data, selectedURL, width, height, err := fetchBestCoverCandidate(candidates)
 	if err != nil {
-		// A CDN can reject an upgraded size while the provider-supplied URL is
+		return nil, err
-		// still valid. Preserve that URL as the final fallback.
-		if len(candidates) == 1 && candidates[0] == downloadURL {
-			return nil, err
-		}
-		data, err = fetchCoverCached(downloadURL)
-		if err != nil {
-			return nil, err
-		}
-		selectedURL = downloadURL
-		width, height = coverDimensions(data)
 	}
-	GoLog("[Cover] Selected URL: %s (%dx%d, %d KB)", selectedURL, width, height, len(data)/1024)
 	// Cached bytes are shared across goroutines and must never be mutated;
 	// hand callers their own copy.
 	return append([]byte(nil), data...), nil
 }
 
-type fetchedCoverCandidate struct {
-	url           string
-	data          []byte
-	width, height int
-	err           error
-}
-
-func maxQualityCoverCandidateURLs(coverURL string) []string {
-	upgraded := upgradeToMaxQuality(coverURL)
-	candidates := []string{upgraded}
-	// This is deliberately based on the URL capability rather than a provider
-	// or extension ID. Any metadata source returning the same square-cover URL
-	// shape receives the same verified candidate selection.
-	if squareCoverSizeRegex.MatchString(coverURL) {
-		candidate1500 := squareCoverSizeRegex.ReplaceAllString(
-			coverURL,
-			"/1500x1500-000000-80-0-0.jpg",
-		)
-		if candidate1500 != upgraded {
-			candidates = append(candidates, candidate1500)
-		}
-	}
-	return uniqueNonEmptyStrings(candidates)
-}
-
-func uniqueNonEmptyStrings(values []string) []string {
-	seen := make(map[string]struct{}, len(values))
-	result := make([]string, 0, len(values))
-	for _, value := range values {
-		value = strings.TrimSpace(value)
-		if value == "" {
-			continue
-		}
-		if _, exists := seen[value]; exists {
-			continue
-		}
-		seen[value] = struct{}{}
-		result = append(result, value)
-	}
-	return result
-}
-
-func fetchBestCoverCandidate(urls []string) ([]byte, string, int, int, error) {
-	if len(urls) == 0 {
-		return nil, "", 0, 0, fmt.Errorf("no cover candidates available")
-	}
-	results := make(chan fetchedCoverCandidate, len(urls))
-	for _, candidateURL := range urls {
-		go func(url string) {
-			data, err := fetchCoverCached(url)
-			width, height := coverDimensions(data)
-			results <- fetchedCoverCandidate{
-				url: url, data: data, width: width, height: height, err: err,
-			}
-		}(candidateURL)
-	}
-
-	var best *fetchedCoverCandidate
-	var firstErr error
-	for range urls {
-		candidate := <-results
-		if candidate.err != nil || len(candidate.data) == 0 {
-			if firstErr == nil {
-				firstErr = candidate.err
-			}
-			continue
-		}
-		if best == nil || coverCandidateBetter(candidate, *best) {
-			copy := candidate
-			best = &copy
-		}
-	}
-	if best == nil {
-		if firstErr == nil {
-			firstErr = fmt.Errorf("cover candidates returned no image data")
-		}
-		return nil, "", 0, 0, firstErr
-	}
-	return best.data, best.url, best.width, best.height, nil
-}
-
 func coverDimensions(data []byte) (int, int) {
 	if len(data) == 0 {
 		return 0, 0
@@ -171,15 +41,6 @@ func coverDimensions(data []byte) (int, int) {
 	return config.Width, config.Height
 }
 
-func coverCandidateBetter(candidate, current fetchedCoverCandidate) bool {
-	candidatePixels := int64(candidate.width) * int64(candidate.height)
-	currentPixels := int64(current.width) * int64(current.height)
-	if candidatePixels != currentPixels {
-		return candidatePixels > currentPixels
-	}
-	return len(candidate.data) > len(current.data)
-}
-
 const (
 	coverCacheMaxBytes = 24 * 1024 * 1024
 	coverCacheTTL      = 15 * time.Minute
@@ -307,59 +168,3 @@ func fetchCoverBytes(downloadURL string) ([]byte, error) {
 
 	return data, nil
 }
-
-func upgradeToMaxQuality(coverURL string) string {
-	if strings.Contains(coverURL, spotifySize640) {
-		return strings.Replace(coverURL, spotifySize640, spotifySizeMax, 1)
-	}
-
-	if squareCoverSizeRegex.MatchString(coverURL) {
-		return upgradeSquareCover(coverURL)
-	}
-
-	if strings.Contains(coverURL, "resources.tidal.com") {
-		return upgradeTidalCover(coverURL)
-	}
-
-	if strings.Contains(coverURL, "static.qobuz.com") {
-		return upgradeQobuzCover(coverURL)
-	}
-
-	return coverURL
-}
-
-func upgradeSquareCover(coverURL string) string {
-	if !squareCoverSizeRegex.MatchString(coverURL) {
-		return coverURL
-	}
-
-	upgraded := squareCoverSizeRegex.ReplaceAllString(coverURL, "/1900x1900-000000-80-0-0.jpg")
-	if upgraded != coverURL {
-		GoLog("[Cover] Square CDN: probing 1900x1900 and 1500x1500")
-	}
-	return upgraded
-}
-
-func upgradeTidalCover(coverURL string) string {
-	if !strings.Contains(coverURL, "resources.tidal.com") {
-		return coverURL
-	}
-
-	upgraded := tidalSizeRegex.ReplaceAllString(coverURL, "/origin.jpg")
-	if upgraded != coverURL {
-		GoLog("[Cover] Tidal: upgraded to origin resolution")
-	}
-	return upgraded
-}
-
-func upgradeQobuzCover(coverURL string) string {
-	if !strings.Contains(coverURL, "static.qobuz.com") {
-		return coverURL
-	}
-
-	upgraded := qobuzSizeRegex.ReplaceAllString(coverURL, "_max.jpg")
-	if upgraded != coverURL {
-		GoLog("[Cover] Qobuz: upgraded to max resolution")
-	}
-	return upgraded
-}

go_backend/cover_test.go

@@ -1,33 +1,12 @@
 package gobackend
 
 import (
-	"bytes"
-	"errors"
-	"image"
-	"image/color"
-	"image/png"
-	"strings"
 	"sync"
 	"sync/atomic"
 	"testing"
 	"time"
 )
 
-func testPNG(t *testing.T, width, height int) []byte {
-	t.Helper()
-	img := image.NewRGBA(image.Rect(0, 0, width, height))
-	for y := 0; y < height; y++ {
-		for x := 0; x < width; x++ {
-			img.Set(x, y, color.RGBA{R: uint8(x), G: uint8(y), B: 100, A: 255})
-		}
-	}
-	var buffer bytes.Buffer
-	if err := png.Encode(&buffer, img); err != nil {
-		t.Fatalf("encode test cover: %v", err)
-	}
-	return buffer.Bytes()
-}
-
 func resetCoverCache() {
 	coverMu.Lock()
 	coverCache = map[string]*coverCacheEntry{}
@@ -116,72 +95,26 @@ func TestFetchCoverCachedTTLExpiry(t *testing.T) {
 	}
 }
 
-func TestMaxQualityCoverCandidatesProbe1900And1500(t *testing.T) {
+func TestDownloadCoverUsesProviderURLUnchanged(t *testing.T) {
-	url := "https://cdn-images.dzcdn.net/images/cover/abc/1000x1000-000000-80-0-0.jpg"
-	candidates := maxQualityCoverCandidateURLs(url)
-	if len(candidates) != 2 {
-		t.Fatalf("expected two candidates, got %#v", candidates)
-	}
-	if !strings.Contains(candidates[0], "1900x1900") {
-		t.Fatalf("first candidate = %q", candidates[0])
-	}
-	if !strings.Contains(candidates[1], "1500x1500") {
-		t.Fatalf("second candidate = %q", candidates[1])
-	}
-}
-
-func TestDownloadCoverSelectsDecodedDimensionsBeforeByteSize(t *testing.T) {
 	orig := coverFetch
 	defer func() { coverFetch = orig }()
 	resetCoverCache()
 
-	advertised1900ButSmaller := append(testPNG(t, 12, 12), bytes.Repeat([]byte{0}, 4096)...)
+	const providerURL = "https://i.scdn.co/image/ab67616d00001e02example"
-	actualLargerDimensions := testPNG(t, 15, 15)
+	var requestedURL string
 	coverFetch = func(url string) ([]byte, error) {
-		switch {
+		requestedURL = url
-		case strings.Contains(url, "1900x1900"):
+		return []byte("provider-cover"), nil
-			return advertised1900ButSmaller, nil
-		case strings.Contains(url, "1500x1500"):
-			return actualLargerDimensions, nil
-		default:
-			return nil, errors.New("unexpected URL")
-		}
 	}
 
-	url := "https://cdn-images.dzcdn.net/images/cover/abc/1000x1000-000000-80-0-0.jpg"
+	got, err := downloadCoverToMemory(providerURL)
-	got, err := downloadCoverToMemory(url, true)
 	if err != nil {
-		t.Fatalf("download max cover: %v", err)
+		t.Fatalf("download provider cover: %v", err)
 	}
-	if !bytes.Equal(got, actualLargerDimensions) {
+	if requestedURL != providerURL {
-		t.Fatal("expected decoded 15x15 candidate instead of larger-byte 12x12 candidate")
+		t.Fatalf("requested URL = %q, want provider URL %q", requestedURL, providerURL)
 	}
-}
+	if string(got) != "provider-cover" {
-
+		t.Fatalf("downloaded cover = %q", got)
-func TestBestCoverCandidateUsesByteSizeAsDimensionTiebreaker(t *testing.T) {
-	orig := coverFetch
-	defer func() { coverFetch = orig }()
-	resetCoverCache()
-
-	base := testPNG(t, 10, 10)
-	largerFile := append(append([]byte(nil), base...), bytes.Repeat([]byte{0}, 512)...)
-	coverFetch = func(url string) ([]byte, error) {
-		if strings.Contains(url, "large") {
-			return largerFile, nil
-		}
-		return base, nil
-	}
-
-	got, selected, width, height, err := fetchBestCoverCandidate(
-		[]string{"https://covers.test/small", "https://covers.test/large"},
-	)
-	if err != nil {
-		t.Fatalf("select cover: %v", err)
-	}
-	if selected != "https://covers.test/large" || width != 10 || height != 10 {
-		t.Fatalf("selected=%q dimensions=%dx%d", selected, width, height)
-	}
-	if !bytes.Equal(got, largerFile) {
-		t.Fatal("expected larger file when decoded dimensions are equal")
 	}
 }

go_backend/exports_download.go

@@ -28,7 +28,6 @@ type DownloadRequest struct {
 	EmbedMetadata               bool   `json:"embed_metadata"`
 	ArtistTagMode               string `json:"artist_tag_mode,omitempty"`
 	EmbedLyrics                 bool   `json:"embed_lyrics"`
-	EmbedMaxQualityCover        bool   `json:"embed_max_quality_cover"`
 	EmbedReplayGain             bool   `json:"embed_replaygain,omitempty"`
 	PostProcessingEnabled       bool   `json:"post_processing_enabled,omitempty"`
 	TidalHighFormat             string `json:"tidal_high_format,omitempty"`

go_backend/exports_metadata.go

@@ -527,12 +527,15 @@ func RewriteSplitArtistTagsExport(filePath, artist, albumArtist string) (string,
 	return s, nil
 }
 
-func DownloadCoverToFile(coverURL string, outputPath string, maxQuality bool) error {
+// The final bool is retained for gomobile ABI compatibility with existing
+// native shells. Resolution selection is extension-owned and the value is
+// intentionally ignored.
+func DownloadCoverToFile(coverURL string, outputPath string, _ bool) error {
 	if coverURL == "" {
 		return fmt.Errorf("no cover URL provided")
 	}
 
-	data, err := downloadCoverToMemory(coverURL, maxQuality)
+	data, err := downloadCoverToMemory(coverURL)
 	if err != nil {
 		return fmt.Errorf("failed to download cover: %w", err)
 	}

go_backend/exports_reenrich.go

@@ -21,7 +21,6 @@ var fetchMusicBrainzAlbumArtistByISRC = FetchMusicBrainzAlbumArtistByISRC
 type reEnrichRequest struct {
 	FilePath      string   `json:"file_path"`
 	CoverURL      string   `json:"cover_url"`
-	MaxQuality    bool     `json:"max_quality"`
 	EmbedLyrics   bool     `json:"embed_lyrics"`
 	LyricsMode    string   `json:"lyrics_mode,omitempty"`
 	ArtistTagMode string   `json:"artist_tag_mode,omitempty"`
@@ -727,7 +726,7 @@ func ReEnrichFile(requestJSON string) (string, error) {
 	var coverTempPath string
 	var coverDataBytes []byte
 	if req.CoverURL != "" && req.shouldUpdateTag("cover", "cover") {
-		coverData, err := downloadCoverToMemory(req.CoverURL, req.MaxQuality)
+		coverData, err := downloadCoverToMemory(req.CoverURL)
 		if err != nil {
 			GoLog("[ReEnrich] Failed to download cover: %v\n", err)
 		} else {

go_backend/extension_fallback_output.go

@@ -146,7 +146,7 @@ func embedExtensionDownloadMetadata(resp DownloadResponse, req DownloadRequest,
 	coverURL := firstNonEmptyTrimmed(resp.CoverURL, req.CoverURL)
 	var coverData []byte
 	if coverURL != "" {
-		data, err := downloadCoverToMemory(coverURL, req.EmbedMaxQualityCover)
+		data, err := downloadCoverToMemory(coverURL)
 		if err != nil {
 			GoLog("[DownloadWithExtensionFallback] Warning: failed to download cover for metadata embed: %v\n", err)
 		} else if len(data) > 0 {

go_backend/extension_health_misc_supplement_test.go

@@ -72,16 +72,7 @@ func TestExtensionHealthClassificationAndValidation(t *testing.T) {
 }
 
 func TestCoverAndIDHSHelpers(t *testing.T) {
-	if got := upgradeToMaxQuality("https://cdn-images.dzcdn.net/images/cover/abc/500x500-000000-80-0-0.jpg"); !strings.Contains(got, "1900x1900") {
+	if data, err := downloadCoverToMemory(""); err == nil || data != nil {
-		t.Fatalf("deezer cover = %q", got)
-	}
-	if got := upgradeToMaxQuality("https://resources.tidal.com/images/id/320x320.jpg"); !strings.Contains(got, "origin.jpg") {
-		t.Fatalf("tidal cover = %q", got)
-	}
-	if got := upgradeToMaxQuality("https://static.qobuz.com/images/covers/ab/cd/foo_600.jpg"); !strings.Contains(got, "_max.jpg") {
-		t.Fatalf("qobuz cover = %q", got)
-	}
-	if data, err := downloadCoverToMemory("", false); err == nil || data != nil {
 		t.Fatalf("expected empty cover error")
 	}
 

ios/Runner/AppDelegate.swift

@@ -564,8 +564,7 @@ import Gobackend
             let args = call.arguments as! [String: Any]
             let coverURL = args["cover_url"] as! String
             let outputPath = args["output_path"] as! String
-            let maxQuality = args["max_quality"] as? Bool ?? true
+            GobackendDownloadCoverToFile(coverURL, outputPath, false, &error)
-            GobackendDownloadCoverToFile(coverURL, outputPath, maxQuality, &error)
             if let error = error { throw error }
             return "{\"success\":true}"
 

lib/l10n/app_localizations.dart

@@ -382,18 +382,6 @@ abstract class AppLocalizations {
   /// **'Save synced lyrics alongside your downloaded tracks'**
   String get optionsEmbedLyricsSubtitle;
 
-  /// Download highest quality album art
-  ///
-  /// In en, this message translates to:
-  /// **'Max Quality Cover'**
-  String get optionsMaxQualityCover;
-
-  /// Subtitle for max quality cover
-  ///
-  /// In en, this message translates to:
-  /// **'Download highest resolution cover art'**
-  String get optionsMaxQualityCoverSubtitle;
-
   /// Title for ReplayGain setting toggle
   ///
   /// In en, this message translates to:

lib/l10n/app_localizations_de.dart

@@ -151,13 +151,6 @@ class AppLocalizationsDe extends AppLocalizations {
   String get optionsEmbedLyricsSubtitle =>
       'Speichere synchronisierte Liedtexte zusammen mit heruntergeladenen Titeln';
 
-  @override
-  String get optionsMaxQualityCover => 'Maximale Cover-Qualität';
-
-  @override
-  String get optionsMaxQualityCoverSubtitle =>
-      'Cover in höchster Auflösung herunterladen';
-
   @override
   String get optionsReplayGain => 'ReplayGain';
 

lib/l10n/app_localizations_en.dart

@@ -148,13 +148,6 @@ class AppLocalizationsEn extends AppLocalizations {
   String get optionsEmbedLyricsSubtitle =>
       'Save synced lyrics alongside your downloaded tracks';
 
-  @override
-  String get optionsMaxQualityCover => 'Max Quality Cover';
-
-  @override
-  String get optionsMaxQualityCoverSubtitle =>
-      'Download highest resolution cover art';
-
   @override
   String get optionsReplayGain => 'ReplayGain';
 

lib/l10n/app_localizations_es.dart

@@ -148,13 +148,6 @@ class AppLocalizationsEs extends AppLocalizations {
   String get optionsEmbedLyricsSubtitle =>
       'Embed synced lyrics into FLAC files';
 
-  @override
-  String get optionsMaxQualityCover => 'Max Quality Cover';
-
-  @override
-  String get optionsMaxQualityCoverSubtitle =>
-      'Download highest resolution cover art';
-
   @override
   String get optionsReplayGain => 'ReplayGain';
 
@@ -5090,13 +5083,6 @@ class AppLocalizationsEsEs extends AppLocalizationsEs {
   String get optionsEmbedLyricsSubtitle =>
       'Guarda las letras sincronizadas junto a las pistas descargadas';
 
-  @override
-  String get optionsMaxQualityCover => 'Máxima calidad de portada';
-
-  @override
-  String get optionsMaxQualityCoverSubtitle =>
-      'Descargar la portada en la mayor resolución';
-
   @override
   String get optionsReplayGain => 'ReplayGain';
 

lib/l10n/app_localizations_fr.dart

@@ -151,13 +151,6 @@ class AppLocalizationsFr extends AppLocalizations {
   String get optionsEmbedLyricsSubtitle =>
       'Enregistrez les paroles synchronisées avec vos morceaux téléchargés';
 
-  @override
-  String get optionsMaxQualityCover => 'Pochette de qualité supérieure';
-
-  @override
-  String get optionsMaxQualityCoverSubtitle =>
-      'Télécharger la pochette en haute résolution';
-
   @override
   String get optionsReplayGain => 'ReplayGain';
 

lib/l10n/app_localizations_id.dart

@@ -151,13 +151,6 @@ class AppLocalizationsId extends AppLocalizations {
   String get optionsEmbedLyricsSubtitle =>
       'Simpan lirik yang disinkronkan bersama dengan lagu yang Anda unduh';
 
-  @override
-  String get optionsMaxQualityCover => 'Cover Kualitas Maksimal';
-
-  @override
-  String get optionsMaxQualityCoverSubtitle =>
-      'Unduh cover art resolusi tertinggi';
-
   @override
   String get optionsReplayGain => 'ReplayGain';
 

lib/l10n/app_localizations_ja.dart

@@ -148,12 +148,6 @@ class AppLocalizationsJa extends AppLocalizations {
   String get optionsEmbedLyricsSubtitle =>
       'Save synced lyrics alongside your downloaded tracks';
 
-  @override
-  String get optionsMaxQualityCover => '最大品質のカバー';
-
-  @override
-  String get optionsMaxQualityCoverSubtitle => '最高解像度のカバーアートをダウンロード';
-
   @override
   String get optionsReplayGain => 'ReplayGain';
 

lib/l10n/app_localizations_ko.dart

@@ -143,12 +143,6 @@ class AppLocalizationsKo extends AppLocalizations {
   @override
   String get optionsEmbedLyricsSubtitle => '다운로드된 트랙과 함께 동기화된 가사를 저장합니다';
 
-  @override
-  String get optionsMaxQualityCover => '고품질 표지 이미지';
-
-  @override
-  String get optionsMaxQualityCoverSubtitle => '최고 해상도의 표지 이미지를 다운로드';
-
   @override
   String get optionsReplayGain => '리플레이게인';
 

lib/l10n/app_localizations_pt.dart

@@ -148,13 +148,6 @@ class AppLocalizationsPt extends AppLocalizations {
   String get optionsEmbedLyricsSubtitle =>
       'Embed synced lyrics into FLAC files';
 
-  @override
-  String get optionsMaxQualityCover => 'Max Quality Cover';
-
-  @override
-  String get optionsMaxQualityCoverSubtitle =>
-      'Download highest resolution cover art';
-
   @override
   String get optionsReplayGain => 'ReplayGain';
 
@@ -5089,13 +5082,6 @@ class AppLocalizationsPtPt extends AppLocalizationsPt {
   String get optionsEmbedLyricsSubtitle =>
       'Salve letras sincronizadas ao lado das suas faixas baixadas';
 
-  @override
-  String get optionsMaxQualityCover => 'Capa de Qualidade Máxima';
-
-  @override
-  String get optionsMaxQualityCoverSubtitle =>
-      'Baixar capa do álbum com a mais alta resolução';
-
   @override
   String get optionsReplayGain => 'ReplayGain';
 

lib/l10n/app_localizations_ru.dart

@@ -150,13 +150,6 @@ class AppLocalizationsRu extends AppLocalizations {
   String get optionsEmbedLyricsSubtitle =>
       'Сохранять синхронизированный текст песни рядом с загруженным треком';
 
-  @override
-  String get optionsMaxQualityCover => 'Максимальное качество обложки';
-
-  @override
-  String get optionsMaxQualityCoverSubtitle =>
-      'Скачивать обложку в макс. разрешении';
-
   @override
   String get optionsReplayGain => 'ReplayGain';
 

lib/l10n/app_localizations_tr.dart

@@ -151,13 +151,6 @@ class AppLocalizationsTr extends AppLocalizations {
   String get optionsEmbedLyricsSubtitle =>
       'İndirdiğiniz parçaların yanına senkronize edilmiş şarkı sözlerini kaydedin';
 
-  @override
-  String get optionsMaxQualityCover => 'En Yüksek Kapak Kalitesi';
-
-  @override
-  String get optionsMaxQualityCoverSubtitle =>
-      'En yüksek kalitedeki albüm kapaklarını indir';
-
   @override
   String get optionsReplayGain => 'ReplayGain';
 

lib/l10n/app_localizations_uk.dart

@@ -151,13 +151,6 @@ class AppLocalizationsUk extends AppLocalizations {
   String get optionsEmbedLyricsSubtitle =>
       'Save synced lyrics alongside your downloaded tracks';
 
-  @override
-  String get optionsMaxQualityCover => 'Максимальна якість обкладинки';
-
-  @override
-  String get optionsMaxQualityCoverSubtitle =>
-      'Завантажити обкладинку з найвищою роздільною здатністю';
-
   @override
   String get optionsReplayGain => 'Нормалізація звуку';
 

lib/l10n/arb/app_de.arb

@@ -922,9 +922,6 @@
   "@audioAnalysisMono": {
     "description": "Audio channel layout label - mono"
   },
-  "@optionsMaxQualityCoverSubtitle": {
-    "description": "Subtitle for max quality cover"
-  },
   "@audioAnalysisNyquist": {
     "description": "Nyquist frequency metric label"
   },
@@ -3249,7 +3246,6 @@
     "description": "Tutorial extensions tip 2"
   },
   "libraryFolder": "Bibliotheksordner",
-  "optionsMaxQualityCoverSubtitle": "Cover in höchster Auflösung herunterladen",
   "@metadataProviderPriorityTitle": {
     "description": "Metadata priority page title"
   },
@@ -5476,9 +5472,6 @@
   "nowPlayingDetails": "Details",
   "collectionWishlistEmptyTitle": "Wunschliste ist leer",
   "downloadAppleQqMultiPersonEnabled": "Sängerlabel für Duette und Gruppentitel enthalten",
-  "@optionsMaxQualityCover": {
-    "description": "Download highest quality album art"
-  },
   "@snackbarExtensionUpdatedVersion": {
     "description": "Snackbar after updating an extension from the repo tab",
     "placeholders": {
@@ -5822,7 +5815,6 @@
   "downloadFrom": "Herunterladen von",
   "collectionWishlistEmptySubtitle": "Tippe auf das + bei den Titeln, um sie zum späteren Herunterladen zu speichern",
   "cueSplitSplitting": "CUE-Sheet wird geteilt... ({current}/{total})",
-  "optionsMaxQualityCover": "Maximale Cover-Qualität",
   "trackOptionAddToWishlist": "Zur Wunschliste hinzufügen",
   "settingsBackup": "Backup & Restore",
   "aboutPaxsenixSubtitle": "Lyrics proxy for Musixmatch, Netease, Apple Music, QQ Music, Spotify, Deezer, YouTube, Kugou, and Genius",

lib/l10n/arb/app_en.arb

@@ -182,14 +182,6 @@
   "@optionsEmbedLyricsSubtitle": {
     "description": "Subtitle for embed lyrics"
   },
-  "optionsMaxQualityCover": "Max Quality Cover",
-  "@optionsMaxQualityCover": {
-    "description": "Download highest quality album art"
-  },
-  "optionsMaxQualityCoverSubtitle": "Download highest resolution cover art",
-  "@optionsMaxQualityCoverSubtitle": {
-    "description": "Subtitle for max quality cover"
-  },
   "optionsReplayGain": "ReplayGain",
   "@optionsReplayGain": {
     "description": "Title for ReplayGain setting toggle"

lib/l10n/arb/app_es.arb

@@ -150,14 +150,6 @@
   "@optionsEmbedLyricsSubtitle": {
     "description": "Subtitle for embed lyrics"
   },
-  "optionsMaxQualityCover": "Max Quality Cover",
-  "@optionsMaxQualityCover": {
-    "description": "Download highest quality album art"
-  },
-  "optionsMaxQualityCoverSubtitle": "Download highest resolution cover art",
-  "@optionsMaxQualityCoverSubtitle": {
-    "description": "Subtitle for max quality cover"
-  },
   "optionsExtensionStore": "Extension Repo",
   "@optionsExtensionStore": {
     "description": "Show/hide store tab"

lib/l10n/arb/app_es_ES.arb

@@ -182,14 +182,6 @@
   "@optionsEmbedLyricsSubtitle": {
     "description": "Subtitle for embed lyrics"
   },
-  "optionsMaxQualityCover": "Máxima calidad de portada",
-  "@optionsMaxQualityCover": {
-    "description": "Download highest quality album art"
-  },
-  "optionsMaxQualityCoverSubtitle": "Descargar la portada en la mayor resolución",
-  "@optionsMaxQualityCoverSubtitle": {
-    "description": "Subtitle for max quality cover"
-  },
   "optionsReplayGain": "ReplayGain",
   "@optionsReplayGain": {
     "description": "Title for ReplayGain setting toggle"

lib/l10n/arb/app_fr.arb

@@ -922,9 +922,6 @@
   "@audioAnalysisMono": {
     "description": "Audio channel layout label - mono"
   },
-  "@optionsMaxQualityCoverSubtitle": {
-    "description": "Subtitle for max quality cover"
-  },
   "@audioAnalysisNyquist": {
     "description": "Nyquist frequency metric label"
   },
@@ -3249,7 +3246,6 @@
     "description": "Tutorial extensions tip 2"
   },
   "libraryFolder": "Dossier de bibliothèque",
-  "optionsMaxQualityCoverSubtitle": "Télécharger la pochette en haute résolution",
   "@metadataProviderPriorityTitle": {
     "description": "Metadata priority page title"
   },
@@ -5476,9 +5472,6 @@
   "nowPlayingDetails": "Détails",
   "collectionWishlistEmptyTitle": "La liste de souhaits est vide",
   "downloadAppleQqMultiPersonEnabled": "Étiquettes d'intervenants incluses pour les duos et les morceaux en groupe",
-  "@optionsMaxQualityCover": {
-    "description": "Download highest quality album art"
-  },
   "@snackbarExtensionUpdatedVersion": {
     "description": "Snackbar after updating an extension from the repo tab",
     "placeholders": {
@@ -5822,7 +5815,6 @@
   "downloadFrom": "Télécharger depuis",
   "collectionWishlistEmptySubtitle": "Appuyez sur le signe « + » à côté des morceaux pour enregistrer ceux que vous souhaitez télécharger plus tard",
   "cueSplitSplitting": "Fractionnement de la liste CUE... ({current}/{total})",
-  "optionsMaxQualityCover": "Pochette de qualité supérieure",
   "trackOptionAddToWishlist": "Ajouter à la liste de souhaits",
   "settingsBackup": "Sauvegarde & Restauration",
   "aboutPaxsenixSubtitle": "Proxy de paroles pour Musixmatch, Netease, Apple Music, QQ Music, Spotify, Deezer, YouTube, Kugou et Genius",

lib/l10n/arb/app_id.arb

@@ -941,9 +941,6 @@
   "@audioAnalysisMono": {
     "description": "Audio channel layout label - mono"
   },
-  "@optionsMaxQualityCoverSubtitle": {
-    "description": "Subtitle for max quality cover"
-  },
   "@audioAnalysisNyquist": {
     "description": "Nyquist frequency metric label"
   },
@@ -3312,7 +3309,6 @@
     "description": "Tutorial extensions tip 2"
   },
   "libraryFolder": "Library Folder",
-  "optionsMaxQualityCoverSubtitle": "Unduh cover art resolusi tertinggi",
   "@metadataProviderPriorityTitle": {
     "description": "Metadata priority page title"
   },
@@ -5587,9 +5583,6 @@
   "nowPlayingDetails": "Details",
   "collectionWishlistEmptyTitle": "Wishlist is empty",
   "downloadAppleQqMultiPersonEnabled": "Speaker labels included for duets and group tracks",
-  "@optionsMaxQualityCover": {
-    "description": "Download highest quality album art"
-  },
   "@snackbarExtensionUpdatedVersion": {
     "description": "Snackbar after updating an extension from the repo tab",
     "placeholders": {
@@ -5933,7 +5926,6 @@
   "downloadFrom": "Unduh Dari",
   "collectionWishlistEmptySubtitle": "Tap + on tracks to save what you want to download later",
   "cueSplitSplitting": "Splitting CUE sheet... ({current}/{total})",
-  "optionsMaxQualityCover": "Cover Kualitas Maksimal",
   "trackOptionAddToWishlist": "Add to Wishlist",
   "settingsBackup": "Backup & Restore",
   "aboutPaxsenixSubtitle": "Lyrics proxy for Musixmatch, Netease, Apple Music, QQ Music, Spotify, Deezer, YouTube, Kugou, and Genius",

lib/l10n/arb/app_ja.arb

@@ -922,9 +922,6 @@
   "@audioAnalysisMono": {
     "description": "Audio channel layout label - mono"
   },
-  "@optionsMaxQualityCoverSubtitle": {
-    "description": "Subtitle for max quality cover"
-  },
   "@audioAnalysisNyquist": {
     "description": "Nyquist frequency metric label"
   },
@@ -3249,7 +3246,6 @@
     "description": "Tutorial extensions tip 2"
   },
   "libraryFolder": "ライブラリのフォルダ",
-  "optionsMaxQualityCoverSubtitle": "最高解像度のカバーアートをダウンロード",
   "@metadataProviderPriorityTitle": {
     "description": "Metadata priority page title"
   },
@@ -5476,9 +5472,6 @@
   "nowPlayingDetails": "Details",
   "collectionWishlistEmptyTitle": "Wishlist is empty",
   "downloadAppleQqMultiPersonEnabled": "Speaker labels included for duets and group tracks",
-  "@optionsMaxQualityCover": {
-    "description": "Download highest quality album art"
-  },
   "@snackbarExtensionUpdatedVersion": {
     "description": "Snackbar after updating an extension from the repo tab",
     "placeholders": {
@@ -5822,7 +5815,6 @@
   "downloadFrom": "ダウンロード元",
   "collectionWishlistEmptySubtitle": "Tap + on tracks to save what you want to download later",
   "cueSplitSplitting": "Splitting CUE sheet... ({current}/{total})",
-  "optionsMaxQualityCover": "最大品質のカバー",
   "trackOptionAddToWishlist": "ウィッシュリストに追加",
   "settingsBackup": "Backup & Restore",
   "aboutPaxsenixSubtitle": "Lyrics proxy for Musixmatch, Netease, Apple Music, QQ Music, Spotify, Deezer, YouTube, Kugou, and Genius",

lib/l10n/arb/app_ko.arb

@@ -182,14 +182,6 @@
   "@optionsEmbedLyricsSubtitle": {
     "description": "Subtitle for embed lyrics"
   },
-  "optionsMaxQualityCover": "고품질 표지 이미지",
-  "@optionsMaxQualityCover": {
-    "description": "Download highest quality album art"
-  },
-  "optionsMaxQualityCoverSubtitle": "최고 해상도의 표지 이미지를 다운로드",
-  "@optionsMaxQualityCoverSubtitle": {
-    "description": "Subtitle for max quality cover"
-  },
   "optionsReplayGain": "리플레이게인",
   "@optionsReplayGain": {
     "description": "Title for ReplayGain setting toggle"

lib/l10n/arb/app_pt.arb

@@ -150,14 +150,6 @@
   "@optionsEmbedLyricsSubtitle": {
     "description": "Subtitle for embed lyrics"
   },
-  "optionsMaxQualityCover": "Max Quality Cover",
-  "@optionsMaxQualityCover": {
-    "description": "Download highest quality album art"
-  },
-  "optionsMaxQualityCoverSubtitle": "Download highest resolution cover art",
-  "@optionsMaxQualityCoverSubtitle": {
-    "description": "Subtitle for max quality cover"
-  },
   "optionsExtensionStore": "Extension Repo",
   "@optionsExtensionStore": {
     "description": "Show/hide store tab"

lib/l10n/arb/app_pt_PT.arb

@@ -922,9 +922,6 @@
   "@audioAnalysisMono": {
     "description": "Audio channel layout label - mono"
   },
-  "@optionsMaxQualityCoverSubtitle": {
-    "description": "Subtitle for max quality cover"
-  },
   "@audioAnalysisNyquist": {
     "description": "Nyquist frequency metric label"
   },
@@ -3249,7 +3246,6 @@
     "description": "Tutorial extensions tip 2"
   },
   "libraryFolder": "Library Folder",
-  "optionsMaxQualityCoverSubtitle": "Baixar capa do álbum com a mais alta resolução",
   "@metadataProviderPriorityTitle": {
     "description": "Metadata priority page title"
   },
@@ -5476,9 +5472,6 @@
   "nowPlayingDetails": "Details",
   "collectionWishlistEmptyTitle": "Wishlist is empty",
   "downloadAppleQqMultiPersonEnabled": "Speaker labels included for duets and group tracks",
-  "@optionsMaxQualityCover": {
-    "description": "Download highest quality album art"
-  },
   "@snackbarExtensionUpdatedVersion": {
     "description": "Snackbar after updating an extension from the repo tab",
     "placeholders": {
@@ -5822,7 +5815,6 @@
   "downloadFrom": "Baixar De",
   "collectionWishlistEmptySubtitle": "Tap + on tracks to save what you want to download later",
   "cueSplitSplitting": "Splitting CUE sheet... ({current}/{total})",
-  "optionsMaxQualityCover": "Capa de Qualidade Máxima",
   "trackOptionAddToWishlist": "Add to Wishlist",
   "settingsBackup": "Backup & Restore",
   "aboutPaxsenixSubtitle": "Lyrics proxy for Musixmatch, Netease, Apple Music, QQ Music, Spotify, Deezer, YouTube, Kugou, and Genius",

lib/l10n/arb/app_ru.arb

@@ -922,9 +922,6 @@
   "@audioAnalysisMono": {
     "description": "Audio channel layout label - mono"
   },
-  "@optionsMaxQualityCoverSubtitle": {
-    "description": "Subtitle for max quality cover"
-  },
   "@audioAnalysisNyquist": {
     "description": "Nyquist frequency metric label"
   },
@@ -3249,7 +3246,6 @@
     "description": "Tutorial extensions tip 2"
   },
   "libraryFolder": "Папка библиотеки",
-  "optionsMaxQualityCoverSubtitle": "Скачивать обложку в макс. разрешении",
   "@metadataProviderPriorityTitle": {
     "description": "Metadata priority page title"
   },
@@ -5476,9 +5472,6 @@
   "nowPlayingDetails": "Details",
   "collectionWishlistEmptyTitle": "Список желаний пуст",
   "downloadAppleQqMultiPersonEnabled": "Speaker labels included for duets and group tracks",
-  "@optionsMaxQualityCover": {
-    "description": "Download highest quality album art"
-  },
   "@snackbarExtensionUpdatedVersion": {
     "description": "Snackbar after updating an extension from the repo tab",
     "placeholders": {
@@ -5822,7 +5815,6 @@
   "downloadFrom": "Скачивать из",
   "collectionWishlistEmptySubtitle": "Нажмите + на треках, чтобы сохранить то, что вы хотите скачать позже",
   "cueSplitSplitting": "Разделение CUE sheet... ({current}/{total})",
-  "optionsMaxQualityCover": "Максимальное качество обложки",
   "trackOptionAddToWishlist": "Добавить в список желаний",
   "settingsBackup": "Backup & Restore",
   "aboutPaxsenixSubtitle": "Lyrics proxy for Musixmatch, Netease, Apple Music, QQ Music, Spotify, Deezer, YouTube, Kugou, and Genius",

lib/l10n/arb/app_tr.arb

@@ -922,9 +922,6 @@
   "@audioAnalysisMono": {
     "description": "Audio channel layout label - mono"
   },
-  "@optionsMaxQualityCoverSubtitle": {
-    "description": "Subtitle for max quality cover"
-  },
   "@audioAnalysisNyquist": {
     "description": "Nyquist frequency metric label"
   },
@@ -3249,7 +3246,6 @@
     "description": "Tutorial extensions tip 2"
   },
   "libraryFolder": "Kitaplık Klasörü",
-  "optionsMaxQualityCoverSubtitle": "En yüksek kalitedeki albüm kapaklarını indir",
   "@metadataProviderPriorityTitle": {
     "description": "Metadata priority page title"
   },
@@ -5476,9 +5472,6 @@
   "nowPlayingDetails": "Details",
   "collectionWishlistEmptyTitle": "İstek listesi boş",
   "downloadAppleQqMultiPersonEnabled": "Speaker labels included for duets and group tracks",
-  "@optionsMaxQualityCover": {
-    "description": "Download highest quality album art"
-  },
   "@snackbarExtensionUpdatedVersion": {
     "description": "Snackbar after updating an extension from the repo tab",
     "placeholders": {
@@ -5822,7 +5815,6 @@
   "downloadFrom": "İndirme Kaynağı",
   "collectionWishlistEmptySubtitle": "Daha sonra indirmek istediğiniz parçaları kaydetmek için parçaların üzerine + işaretiyle dokunun",
   "cueSplitSplitting": "CUE sayfası bölünüyor... ({current}/{total})",
-  "optionsMaxQualityCover": "En Yüksek Kapak Kalitesi",
   "trackOptionAddToWishlist": "Add to Wishlist",
   "settingsBackup": "Backup & Restore",
   "aboutPaxsenixSubtitle": "Lyrics proxy for Musixmatch, Netease, Apple Music, QQ Music, Spotify, Deezer, YouTube, Kugou, and Genius",

lib/l10n/arb/app_uk.arb

@@ -922,9 +922,6 @@
   "@audioAnalysisMono": {
     "description": "Audio channel layout label - mono"
   },
-  "@optionsMaxQualityCoverSubtitle": {
-    "description": "Subtitle for max quality cover"
-  },
   "@audioAnalysisNyquist": {
     "description": "Nyquist frequency metric label"
   },
@@ -3249,7 +3246,6 @@
     "description": "Tutorial extensions tip 2"
   },
   "libraryFolder": "Папка бібліотеки",
-  "optionsMaxQualityCoverSubtitle": "Завантажити обкладинку з найвищою роздільною здатністю",
   "@metadataProviderPriorityTitle": {
     "description": "Metadata priority page title"
   },
@@ -5476,9 +5472,6 @@
   "nowPlayingDetails": "Details",
   "collectionWishlistEmptyTitle": "Список бажань порожній",
   "downloadAppleQqMultiPersonEnabled": "Speaker labels included for duets and group tracks",
-  "@optionsMaxQualityCover": {
-    "description": "Download highest quality album art"
-  },
   "@snackbarExtensionUpdatedVersion": {
     "description": "Snackbar after updating an extension from the repo tab",
     "placeholders": {
@@ -5822,7 +5815,6 @@
   "downloadFrom": "Завантажити з",
   "collectionWishlistEmptySubtitle": "Натисніть + на треках, щоб зберегти те, що ви хочете завантажити пізніше",
   "cueSplitSplitting": "Розділення аркуша CUE... ({current}/{total})",
-  "optionsMaxQualityCover": "Максимальна якість обкладинки",
   "trackOptionAddToWishlist": "Додати до списку бажань",
   "settingsBackup": "Backup & Restore",
   "aboutPaxsenixSubtitle": "Lyrics proxy for Musixmatch, Netease, Apple Music, QQ Music, Spotify, Deezer, YouTube, Kugou, and Genius",

lib/models/settings.dart

@@ -25,7 +25,6 @@ class AppSettings {
   final bool embedReplayGain;
   // Apply ReplayGain/R128 tags as volume normalization in the built-in player.
   final bool playbackNormalization;
-  final bool maxQualityCover;
   final bool isFirstLaunch;
   final bool checkForUpdates;
   final String updateChannel;
@@ -134,7 +133,6 @@ class AppSettings {
     this.embedLyrics = true,
     this.embedReplayGain = false,
     this.playbackNormalization = false,
-    this.maxQualityCover = true,
     this.isFirstLaunch = true,
     this.checkForUpdates = true,
     this.updateChannel = 'stable',
@@ -209,7 +207,6 @@ class AppSettings {
     bool? embedLyrics,
     bool? embedReplayGain,
     bool? playbackNormalization,
-    bool? maxQualityCover,
     bool? isFirstLaunch,
     bool? checkForUpdates,
     String? updateChannel,
@@ -288,7 +285,6 @@ class AppSettings {
       embedReplayGain: embedReplayGain ?? this.embedReplayGain,
       playbackNormalization:
           playbackNormalization ?? this.playbackNormalization,
-      maxQualityCover: maxQualityCover ?? this.maxQualityCover,
       isFirstLaunch: isFirstLaunch ?? this.isFirstLaunch,
       checkForUpdates: checkForUpdates ?? this.checkForUpdates,
       updateChannel: updateChannel ?? this.updateChannel,

lib/models/settings.g.dart

@@ -20,7 +20,6 @@ AppSettings _$AppSettingsFromJson(Map<String, dynamic> json) => AppSettings(
   embedLyrics: json['embedLyrics'] as bool? ?? true,
   embedReplayGain: json['embedReplayGain'] as bool? ?? false,
   playbackNormalization: json['playbackNormalization'] as bool? ?? false,
-  maxQualityCover: json['maxQualityCover'] as bool? ?? true,
   isFirstLaunch: json['isFirstLaunch'] as bool? ?? true,
   checkForUpdates: json['checkForUpdates'] as bool? ?? true,
   updateChannel: json['updateChannel'] as String? ?? 'stable',
@@ -116,7 +115,6 @@ Map<String, dynamic> _$AppSettingsToJson(
   'embedLyrics': instance.embedLyrics,
   'embedReplayGain': instance.embedReplayGain,
   'playbackNormalization': instance.playbackNormalization,
-  'maxQualityCover': instance.maxQualityCover,
   'isFirstLaunch': instance.isFirstLaunch,
   'checkForUpdates': instance.checkForUpdates,
   'updateChannel': instance.updateChannel,

lib/providers/download_queue_provider.dart

@@ -705,7 +705,6 @@ class DownloadQueueNotifier extends Notifier<DownloadQueueState> {
           settings.embedMetadata &&
           settings.embedLyrics &&
           !_shouldSkipLyrics(extensionState, track.source, item.service),
-      embedMaxQualityCover: settings.embedMetadata && settings.maxQualityCover,
       embedReplayGain: settings.embedReplayGain,
       postProcessingEnabled: postProcessingEnabled,
       tidalHighFormat: settings.tidalHighFormat,

lib/providers/download_queue_provider_embedding.dart

@@ -657,10 +657,7 @@ extension _DownloadQueueEmbedding on DownloadQueueNotifier {
       // Started here, awaited only after the lyrics fetch below so the two
       // network round trips overlap. Errors are handled inside the fetch
       // (it resolves to null), never as an unhandled rejection.
-      coverFuture = _sharedEmbedCover(
+      coverFuture = _sharedEmbedCover(coverUrl);
-        coverUrl,
-        maxQuality: settings.maxQualityCover,
-      );
     }
 
     String? lrcContent;
@@ -1021,33 +1018,24 @@ extension _DownloadQueueEmbedding on DownloadQueueNotifier {
   static const _embedCoverCacheMax = 8;
 
   /// One cover fetch per URL, shared by every track in the batch.
-  Future<String?> _sharedEmbedCover(
+  Future<String?> _sharedEmbedCover(String coverUrl) {
-    String coverUrl, {
+    final existing = _embedCoverCache.remove(coverUrl);
-    required bool maxQuality,
-  }) {
-    final cacheKey = '${maxQuality ? 'max' : 'original'}|$coverUrl';
-    final existing = _embedCoverCache.remove(cacheKey);
     if (existing != null) {
-      _embedCoverCache[cacheKey] = existing; // LRU touch
+      _embedCoverCache[coverUrl] = existing; // LRU touch
       return existing;
     }
-    final fetch = _downloadEmbedCover(coverUrl, maxQuality: maxQuality).then((
+    final fetch = _downloadEmbedCover(coverUrl).then((path) {
-      path,
+      if (path == null) _embedCoverCache.remove(coverUrl); // allow retry
-    ) {
-      if (path == null) _embedCoverCache.remove(cacheKey); // allow retry
       return path;
     });
-    _embedCoverCache[cacheKey] = fetch;
+    _embedCoverCache[coverUrl] = fetch;
     while (_embedCoverCache.length > _embedCoverCacheMax) {
       _evictEmbedCover(_embedCoverCache.keys.first);
     }
     return fetch;
   }
 
-  Future<String?> _downloadEmbedCover(
+  Future<String?> _downloadEmbedCover(String coverUrl) async {
-    String coverUrl, {
-    required bool maxQuality,
-  }) async {
     try {
       final tempDir = await getTemporaryDirectory();
       final uniqueId =
@@ -1058,7 +1046,6 @@ extension _DownloadQueueEmbedding on DownloadQueueNotifier {
       final result = await PlatformBridge.downloadCoverToFile(
         coverUrl,
         coverPath,
-        maxQuality: maxQuality,
       );
       if (result['error'] != null) {
         _log.w('Failed to download cover: ${result['error']}');

lib/providers/settings_provider.dart

@@ -576,11 +576,6 @@ class SettingsNotifier extends Notifier<AppSettings> {
     _syncLyricsSettingsToBackend();
   }
 
-  void setMaxQualityCover(bool enabled) {
-    state = state.copyWith(maxQualityCover: enabled);
-    _saveSettings();
-  }
-
   void setFirstLaunchComplete() {
     state = state.copyWith(isFirstLaunch: false);
     _saveSettings();

lib/screens/settings/metadata_settings_page.dart

@@ -52,15 +52,6 @@ class MetadataSettingsPage extends ConsumerWidget {
                         settings.artistTagMode,
                       ),
                     ),
-                    SettingsSwitchItem(
-                      icon: Icons.image,
-                      title: context.l10n.optionsMaxQualityCover,
-                      subtitle: context.l10n.optionsMaxQualityCoverSubtitle,
-                      value: settings.maxQualityCover,
-                      onChanged: (v) => ref
-                          .read(settingsProvider.notifier)
-                          .setMaxQualityCover(v),
-                    ),
                     SettingsSwitchItem(
                       icon: Icons.graphic_eq,
                       title: context.l10n.optionsReplayGain,

lib/screens/settings/settings_search_catalog.dart

@@ -233,12 +233,6 @@ class SettingsSearchCatalog {
           title: l10n.optionsArtistTagMode,
           keywords: const ['artist separator', 'multiple artists'],
         ),
-        SettingsSearchEntry(
-          icon: Icons.image,
-          title: l10n.optionsMaxQualityCover,
-          subtitle: l10n.optionsMaxQualityCoverSubtitle,
-          keywords: const ['artwork', 'album art', 'cover size'],
-        ),
         SettingsSearchEntry(
           icon: Icons.graphic_eq,
           title: l10n.optionsReplayGain,

lib/screens/track_metadata_edit_sheet.dart

@@ -37,11 +37,11 @@ class _MetadataCandidateArtworkState extends State<_MetadataCandidateArtwork> {
   void initState() {
     super.initState();
     if (widget.coverUrl?.isNotEmpty == true) {
-      unawaited(_loadMaxQualityCover());
+      unawaited(_loadCover());
     }
   }
 
-  Future<void> _loadMaxQualityCover() async {
+  Future<void> _loadCover() async {
     final tempDir = await Directory.systemTemp.createTemp(
       'metadata_candidate_cover_',
     );
@@ -50,7 +50,6 @@ class _MetadataCandidateArtworkState extends State<_MetadataCandidateArtwork> {
       final result = await PlatformBridge.downloadCoverToFile(
         widget.coverUrl!,
         path,
-        maxQuality: true,
       );
       if (result['error'] != null || !await File(path).exists()) {
         await tempDir.delete(recursive: true);
@@ -588,11 +587,7 @@ class _EditMetadataSheetState extends State<_EditMetadataSheet> {
     );
     final coverPath = '${tempDir.path}${Platform.pathSeparator}cover.jpg';
     try {
-      await PlatformBridge.downloadCoverToFile(
+      await PlatformBridge.downloadCoverToFile(coverUrl, coverPath);
-        coverUrl,
-        coverPath,
-        maxQuality: true,
-      );
       final file = File(coverPath);
       if (!await file.exists() || await file.length() <= 0) {
         await tempDir.delete(recursive: true);

lib/screens/track_metadata_lyrics.dart

@@ -685,14 +685,12 @@ extension _TrackMetadataLyricsAndSaving on _TrackMetadataScreenState {
             result = await PlatformBridge.downloadCoverToFile(
               _coverUrl!,
               tempOutput,
-              maxQuality: true,
             );
           }
         } else if (_coverUrl != null && _coverUrl!.isNotEmpty) {
           result = await PlatformBridge.downloadCoverToFile(
             _coverUrl!,
             tempOutput,
-            maxQuality: true,
           );
         } else {
           if (mounted) {
@@ -781,14 +779,12 @@ extension _TrackMetadataLyricsAndSaving on _TrackMetadataScreenState {
           result = await PlatformBridge.downloadCoverToFile(
             _coverUrl!,
             outputPath,
-            maxQuality: true,
           );
         }
       } else if (_coverUrl != null && _coverUrl!.isNotEmpty) {
         result = await PlatformBridge.downloadCoverToFile(
           _coverUrl!,
           outputPath,
-          maxQuality: true,
         );
       } else {
         if (mounted) {
@@ -996,7 +992,6 @@ extension _TrackMetadataLyricsAndSaving on _TrackMetadataScreenState {
       final request = <String, dynamic>{
         'file_path': cleanFilePath,
         'cover_url': _coverUrl ?? '',
-        'max_quality': true,
         'embed_lyrics': settings.embedLyrics,
         'lyrics_mode': settings.lyricsMode,
         'artist_tag_mode': artistTagMode,

lib/services/batch_metadata_re_enrich.dart

@@ -81,7 +81,6 @@ Map<String, dynamic> buildBatchReEnrichRequest({
   final request = <String, dynamic>{
     'file_path': item.filePath,
     'cover_url': '',
-    'max_quality': true,
     'embed_lyrics': settings.embedLyrics,
     'lyrics_mode': settings.lyricsMode,
     'artist_tag_mode': settings.artistTagMode,

lib/services/cover_download_service.dart

@@ -37,7 +37,6 @@ class CoverDownloadService {
       final download = await PlatformBridge.downloadCoverToFile(
         normalizedUrl,
         tempPath,
-        maxQuality: true,
       );
       final error = download['error']?.toString().trim() ?? '';
       if (error.isNotEmpty) throw StateError(error);

lib/services/download_request_payload.dart

@@ -18,7 +18,6 @@ class DownloadRequestPayload {
   final bool embedMetadata;
   final String artistTagMode;
   final bool embedLyrics;
-  final bool embedMaxQualityCover;
   final bool embedReplayGain;
   final bool postProcessingEnabled;
   final String tidalHighFormat;
@@ -80,7 +79,6 @@ class DownloadRequestPayload {
     this.embedMetadata = true,
     this.artistTagMode = 'joined',
     this.embedLyrics = true,
-    this.embedMaxQualityCover = true,
     this.embedReplayGain = false,
     this.postProcessingEnabled = false,
     this.tidalHighFormat = 'mp3_320',
@@ -144,7 +142,6 @@ class DownloadRequestPayload {
       'embed_metadata': embedMetadata,
       'artist_tag_mode': artistTagMode,
       'embed_lyrics': embedLyrics,
-      'embed_max_quality_cover': embedMaxQualityCover,
       'embed_replaygain': embedReplayGain,
       'post_processing_enabled': postProcessingEnabled,
       'tidal_high_format': tidalHighFormat,
@@ -212,7 +209,6 @@ class DownloadRequestPayload {
       embedMetadata: embedMetadata,
       artistTagMode: artistTagMode,
       embedLyrics: embedLyrics,
-      embedMaxQualityCover: embedMaxQualityCover,
       embedReplayGain: embedReplayGain,
       postProcessingEnabled: postProcessingEnabled,
       tidalHighFormat: tidalHighFormat,

lib/services/platform_bridge.dart

@@ -899,13 +899,11 @@ class PlatformBridge {
 
   static Future<Map<String, dynamic>> downloadCoverToFile(
     String coverUrl,
-    String outputPath, {
+    String outputPath,
-    bool maxQuality = true,
+  ) {
-  }) {
     return _invokeMap('downloadCoverToFile', {
       'cover_url': coverUrl,
       'output_path': outputPath,
-      'max_quality': maxQuality,
     });
   }
 

test/models_and_utils_test.dart

@@ -864,7 +864,6 @@ void main() {
         embedMetadata: false,
         artistTagMode: artistTagModeSplitVorbis,
         embedLyrics: false,
-        embedMaxQualityCover: false,
         embedReplayGain: true,
         postProcessingEnabled: true,
         tidalHighFormat: 'opus_256',
@@ -924,7 +923,6 @@ void main() {
         'embed_metadata': false,
         'artist_tag_mode': artistTagModeSplitVorbis,
         'embed_lyrics': false,
-        'embed_max_quality_cover': false,
         'embed_replaygain': true,
         'post_processing_enabled': true,
         'tidal_high_format': 'opus_256',