diff --git a/app/chain/subscribe.py b/app/chain/subscribe.py
index 56de48bc..bd02c189 100644
--- a/app/chain/subscribe.py
+++ b/app/chain/subscribe.py
@@ -1635,7 +1635,7 @@ class SubscribeChain(ChainBase):
                     info = schemas.SubscribeEpisodeInfo()
                     info.title = episode.name
                     info.description = episode.overview
-                    info.backdrop = f"https://{settings.TMDB_IMAGE_DOMAIN}/t/p/w500${episode.still_path}"
+                    info.backdrop = settings.TMDB_IMAGE_URL(episode.still_path, "w500")
                     episodes[episode.episode_number] = info
         elif subscribe.type == MediaType.TV.value:
             # 根据开始结束集计算集信息
diff --git a/app/core/config.py b/app/core/config.py
index c1e58593..0bd9c961 100644
--- a/app/core/config.py
+++ b/app/core/config.py
@@ -843,6 +843,18 @@ class Settings(BaseSettings, ConfigModel, LogConfigModel):
         rename_format = re.sub(r'/+', '/', rename_format)
         return rename_format.strip("/")
 
+    def TMDB_IMAGE_URL(self, file_path: str, file_size: str = "original") -> str:
+        """
+        获取TMDB图片网址
+
+        :param file_path: TMDB API返回的xxx_path
+        :param file_size: 图片大小，支持的值包括：'original'和'w500'
+        :return: 图片的完整URL
+        """
+        return (
+            f"https://{self.TMDB_IMAGE_DOMAIN}/t/p/{file_size}/{file_path.removeprefix('/')}"
+        )
+
 
 # 实例化配置
 settings = Settings()
diff --git a/app/core/context.py b/app/core/context.py
index f2dd9053..dd52af63 100644
--- a/app/core/context.py
+++ b/app/core/context.py
@@ -479,11 +479,11 @@ class MediaInfo:
                 self.episode_groups = info.pop("episode_groups").get("results") or []
 
         # 海报
-        if info.get('poster_path'):
-            self.poster_path = f"https://{settings.TMDB_IMAGE_DOMAIN}/t/p/original{info.get('poster_path')}"
+        if path := info.get('poster_path'):
+            self.poster_path = settings.TMDB_IMAGE_URL(path)
         # 背景
-        if info.get('backdrop_path'):
-            self.backdrop_path = f"https://{settings.TMDB_IMAGE_DOMAIN}/t/p/original{info.get('backdrop_path')}"
+        if path := info.get('backdrop_path'):
+            self.backdrop_path = settings.TMDB_IMAGE_URL(path)
         # 导演和演员
         self.directors, self.actors = __directors_actors(info)
         # 别名和译名
diff --git a/app/modules/themoviedb/__init__.py b/app/modules/themoviedb/__init__.py
index de3fbcf2..5e5832d2 100644
--- a/app/modules/themoviedb/__init__.py
+++ b/app/modules/themoviedb/__init__.py
@@ -867,19 +867,19 @@ class TheMovieDbModule(_ModuleBase):
             backdrops = images.get("backdrops")
             if backdrops:
                 backdrops = sorted(backdrops, key=lambda x: x.get("vote_average"), reverse=True)
-                mediainfo.backdrop_path = backdrops[0].get("file_path")
+                mediainfo.backdrop_path = settings.TMDB_IMAGE_URL(backdrops[0].get("file_path"))
         # 标志
         if not mediainfo.logo_path:
             logos = images.get("logos")
             if logos:
                 logos = sorted(logos, key=lambda x: x.get("vote_average"), reverse=True)
-                mediainfo.logo_path = logos[0].get("file_path")
+                mediainfo.logo_path = settings.TMDB_IMAGE_URL(logos[0].get("file_path"))
         # 海报
         if not mediainfo.poster_path:
             posters = images.get("posters")
             if posters:
                 posters = sorted(posters, key=lambda x: x.get("vote_average"), reverse=True)
-                mediainfo.poster_path = posters[0].get("file_path")
+                mediainfo.poster_path = settings.TMDB_IMAGE_URL(posters[0].get("file_path"))
         return mediainfo
 
     def obtain_images(self, mediainfo: MediaInfo) -> Optional[MediaInfo]:
@@ -957,7 +957,7 @@ class TheMovieDbModule(_ModuleBase):
                 image_path = seasoninfo.get(image_type.value)
 
         if image_path:
-            return f"https://{settings.TMDB_IMAGE_DOMAIN}/t/p/{image_prefix}{image_path}"
+            return settings.TMDB_IMAGE_URL(image_path, image_prefix)
         return None
 
     def tmdb_movie_similar(self, tmdbid: int) -> List[MediaInfo]:
diff --git a/app/modules/themoviedb/scraper.py b/app/modules/themoviedb/scraper.py
index 47ad30d1..ef9ccafc 100644
--- a/app/modules/themoviedb/scraper.py
+++ b/app/modules/themoviedb/scraper.py
@@ -85,10 +85,10 @@ class TmdbScraper:
                     seasoninfo = self.original_tmdb(mediainfo).get_tv_season_detail(mediainfo.tmdb_id, season)
                 if seasoninfo:
                     episodeinfo = self.__get_episode_detail(seasoninfo, episode)
-                    if episodeinfo and episodeinfo.get("still_path"):
+                    if still_path := episodeinfo.get("still_path"):
                         # TMDB集still图片
                         still_name = f"{episode}"
-                        still_url = f"https://{settings.TMDB_IMAGE_DOMAIN}/t/p/original{episodeinfo.get('still_path')}"
+                        still_url = settings.TMDB_IMAGE_URL(still_path)
                         images[still_name] = still_url
             else:
                 # 季的图片
@@ -115,7 +115,7 @@ class TmdbScraper:
                 if _mediainfo:
                     for attr_name, attr_value in _mediainfo.items():
                         if attr_name.endswith("_path") and attr_value is not None:
-                            image_url = f"https://{settings.TMDB_IMAGE_DOMAIN}/t/p/original{attr_value}"
+                            image_url = settings.TMDB_IMAGE_URL(attr_value)
                             image_name = attr_name.replace("_path", "") + Path(image_url).suffix
                             images[image_name] = image_url
             return images
@@ -127,11 +127,11 @@ class TmdbScraper:
         """
         # TMDB季poster图片
         sea_seq = str(season).rjust(2, '0')
-        if seasoninfo.get("poster_path"):
+        if poster_path := seasoninfo.get("poster_path"):
             # 后缀
-            ext = Path(seasoninfo.get('poster_path')).suffix
+            ext = Path(poster_path).suffix
             # URL
-            url = f"https://{settings.TMDB_IMAGE_DOMAIN}/t/p/original{seasoninfo.get('poster_path')}"
+            url = settings.TMDB_IMAGE_URL(poster_path)
             # S0海报格式不同
             if season == 0:
                 image_name = f"season-specials-poster{ext}"
@@ -190,8 +190,8 @@ class TmdbScraper:
             DomUtils.add_node(doc, xactor, "type", "Actor")
             DomUtils.add_node(doc, xactor, "role", actor.get("character") or actor.get("role") or "")
             DomUtils.add_node(doc, xactor, "tmdbid", actor.get("id") or "")
-            DomUtils.add_node(doc, xactor, "thumb",
-                              f"https://{settings.TMDB_IMAGE_DOMAIN}/t/p/original{actor.get('profile_path')}")
+            if profile_path := actor.get('profile_path'):
+                DomUtils.add_node(doc, xactor, "thumb", settings.TMDB_IMAGE_URL(profile_path))
             DomUtils.add_node(doc, xactor, "profile",
                               f"https://www.themoviedb.org/person/{actor.get('id')}")
         # 风格
@@ -330,8 +330,8 @@ class TmdbScraper:
                 DomUtils.add_node(doc, xactor, "name", actor.get("name") or "")
                 DomUtils.add_node(doc, xactor, "type", "Actor")
                 DomUtils.add_node(doc, xactor, "tmdbid", actor.get("id") or "")
-                DomUtils.add_node(doc, xactor, "thumb",
-                                  f"https://{settings.TMDB_IMAGE_DOMAIN}/t/p/original{actor.get('profile_path')}")
+                if profile_path := actor.get('profile_path'):
+                    DomUtils.add_node(doc, xactor, "thumb", settings.TMDB_IMAGE_URL(profile_path))
                 DomUtils.add_node(doc, xactor, "profile",
                                   f"https://www.themoviedb.org/person/{actor.get('id')}")
         return doc