Merge pull request TheAMM#10 from gourlaysama/fix/network-thumbnailin…

…g-via-playlist

Fix network thumbnailing via playlist workaround

src/thumbnailer_shared.lua

@@ -327,6 +327,7 @@ function Thumbnailer:prepare_source_path()
         -- This skips ytdl on the sub-calls, making the thumbnailing faster
         -- Works well on YouTube, rest not really tested
         file_path = mp.get_property_native("stream-path")
+        file_path = file_path:gsub(",ytdl_description.+", "")
 
         -- edl:// urls can get LONG. In which case, save the path (URL)
         -- to a temporary file and use that instead.