Support thumbnail preview for mpv

internal/mpv/modernz.go

@@ -17,6 +17,8 @@ var modernZRequiredFiles = []struct {
 	{source: "modernz.lua", target: filepath.Join("scripts", "modernz.lua")},
 	{source: "modernz.conf", target: filepath.Join("script-opts", "modernz.conf")},
 	{source: "modernz-icons.ttf", target: filepath.Join("fonts", "modernz-icons.ttf")},
+	{source: "thumbfast.lua", target: filepath.Join("scripts", "thumbfast.lua")},
+	{source: "thumbfast.conf", target: filepath.Join("script-opts", "thumbfast.conf")},
 }
 
 type modernZAssets struct {

internal/mpv/modernz_test.go

@@ -12,6 +12,8 @@ func TestEnsureModernZAssetsCopiesScriptOptionsAndFont(t *testing.T) {
 		"modernz.lua":       "-- test lua\n",
 		"modernz.conf":      "layout=modern\n",
 		"modernz-icons.ttf": "test font",
+		"thumbfast.lua":     "-- thumbfast lua\n",
+		"thumbfast.conf":    "max_height=200\n",
 	}
 	sourceDir := writeModernZTestAssets(t)
 
@@ -23,9 +25,11 @@ func TestEnsureModernZAssetsCopiesScriptOptionsAndFont(t *testing.T) {
 	}
 
 	expected := map[string]string{
-		filepath.Join(assets.ConfigDir, "scripts", "modernz.lua"):      files["modernz.lua"],
-		filepath.Join(assets.ConfigDir, "script-opts", "modernz.conf"): files["modernz.conf"],
-		filepath.Join(assets.ConfigDir, "fonts", "modernz-icons.ttf"):  files["modernz-icons.ttf"],
+		filepath.Join(assets.ConfigDir, "scripts", "modernz.lua"):        files["modernz.lua"],
+		filepath.Join(assets.ConfigDir, "script-opts", "modernz.conf"):   files["modernz.conf"],
+		filepath.Join(assets.ConfigDir, "fonts", "modernz-icons.ttf"):    files["modernz-icons.ttf"],
+		filepath.Join(assets.ConfigDir, "scripts", "thumbfast.lua"):      files["thumbfast.lua"],
+		filepath.Join(assets.ConfigDir, "script-opts", "thumbfast.conf"): files["thumbfast.conf"],
 		assets.ScriptPath: files["modernz.lua"],
 	}
 	for path, content := range expected {
@@ -76,6 +80,8 @@ func writeModernZTestAssets(t *testing.T) string {
 		"modernz.lua":       "-- test lua\n",
 		"modernz.conf":      "layout=modern\n",
 		"modernz-icons.ttf": "test font",
+		"thumbfast.lua":     "-- thumbfast lua\n",
+		"thumbfast.conf":    "max_height=200\n",
 	}
 	for name, content := range files {
 		if err := os.WriteFile(filepath.Join(sourceDir, name), []byte(content), 0o644); err != nil {

internal/mpv/player.go

@@ -55,6 +55,7 @@ func buildCommand(path string, options PlayOptions) (*exec.Cmd, error) {
 		args = append(args, "--vo=x11")
 	}
 	args = append(args, "--include="+mpvConfigPath)
+	args = append(args, "--script-opt=thumbfast-mpv_path="+mpvPath)
 	args = append(args, "--script="+modernZ.ScriptPath)
 	if screenshotArgs, err := buildPlaybackScreenshotArgs(options); err != nil {
 		return nil, err

modernz/thumbfast.conf

@@ -0,0 +1,41 @@
+# Socket path (leave empty for auto)
+socket=
+
+# Thumbnail path (leave empty for auto)
+thumbnail=
+
+# Maximum thumbnail generation size in pixels (scaled down to fit)
+# Values are scaled when hidpi is enabled
+max_height=200
+max_width=200
+
+# Scale factor for thumbnail display size (requires mpv 0.38+)
+# Note that this is lower quality than increasing max_height and max_width
+scale_factor=1
+
+# Apply tone-mapping, no to disable
+tone_mapping=auto
+
+# Overlay id
+overlay_id=42
+
+# Spawn thumbnailer on file load for faster initial thumbnails
+spawn_first=no
+
+# Close thumbnailer process after an inactivity period in seconds, 0 to disable
+quit_after_inactivity=0
+
+# Enable on network playback
+network=no
+
+# Enable on audio playback
+audio=no
+
+# Enable hardware decoding
+hwdec=no
+
+# Windows only: use native Windows API to write to pipe (requires LuaJIT)
+direct_io=no
+
+# Custom path to the mpv executable
+mpv_path=mpv