Change mpv data paths

.config/mpv/mpv.conf

@@ -33,17 +33,11 @@ sub-border-size=2
 sub-shadow-color='#7676b0'
 sub-shadow-offset=1
 
-# ==== 截图 ====
-# 使用webp格式
-screenshot-format=webp
-# 截图存放目录
-screenshot-directory='~~desktop/'
-
-# ==== 杂项 ====
+# ==== 路径 ====
 # socket文件路径
 input-ipc-server=/tmp/mpvsocket
-# 进度数据文件存放目录
-watch-later-directory='~/.local/share/mpv/watch_later/'
+# 截图目录由脚本 scripts/screenshot.lua 控制
+# 进度数据目录由脚本 scripts/xdg-dir.lua 控制
 
 # ==== 渲染 ====
 # 使用gpu-hq预设

.config/mpv/scripts/screenshot.lua

@@ -4,19 +4,31 @@ local opt = require 'mp.options'
 
 local user_opts = {
     -- 如果视频位于该目录下的子目录，则截图和视频保存在同一位置
-    dirs = {'/mnt/', '/run/media/'},
+    dirs = { '/mnt/', '/run/media/' },
+    -- 否则位于XDG图片目录。如果该目录不存在则使用mpv默认值
 }
 
 local script_name = mp.get_script_name()
-local raw_user_opts = {dirs = ""}
+local raw_user_opts = { dirs = '' }
 opt.read_options(raw_user_opts, script_name)
 if raw_user_opts.dirs ~= "" then
     user_opts.dirs = utils.parse_json(raw_user_opts.dirs)
 end
 
+local function use_xdg_dir()
+    local res = mp.command_native {
+        name = 'subprocess',
+        args = { 'xdg-user-dir', 'PICTURES' },
+        capture_stdout = true,
+    }
+    local dir = res and res.stdout:gsub('\n', '') or ''
+    mp.set_property('screenshot-directory', dir)
+end
+
 local function set_screenshot_dir()
     local filepath = mp.get_property("path")
     if filepath == nil or filepath:find("^http[s]?://") then
+        use_xdg_dir()
         return
     end
     local dir, _ = utils.split_path(filepath)
@@ -26,6 +38,7 @@ local function set_screenshot_dir()
             return
         end
     end
+    use_xdg_dir()
 end
 
 mp.register_event("file-loaded", set_screenshot_dir)

.config/mpv/scripts/xdg-dir.lua

@@ -0,0 +1,8 @@
+local mp = require 'mp'
+
+local data_dir = os.getenv('XDG_DATA_HOME')
+if data_dir == nil then
+    data_dir = '~/.local/share'
+end
+
+mp.set_property('watch-later-directory', data_dir..'/mpv/watch_later')