precheck video dimension

Signed-off-by: dom <githubaccount56556@proton.me>

lib/models_new/download/bili_download_entry_info.dart

@@ -95,6 +95,7 @@ class BiliDownloadEntryInfo with MultiSelectData {
               epId: ep?.episodeId,
               title: title,
               cover: cover,
+              isVertical: pageData?.isVertical ?? false,
             );
           },
         ),
@@ -262,6 +263,8 @@ class PageInfo {
 
   bool get cacheWidth => width <= height;
 
+  bool get isVertical => rotate == 1 ? width > height : height > width;
+
   PageInfo({
     required this.cid,
     required this.page,