X-Git-Url: https://git.cinelerra-gg.org/git/?a=blobdiff_plain;f=cinelerra-5.0%2Fcinelerra%2Fformattools.C;h=f277fde29e319d0c7ab32dfb9c93227e61a08836;hb=6c0c8bd0e577001d1cc18c6c27d58e62f58a6bff;hp=f90958e017c0ebfdbbde5f2c0116afce898eb7d9;hpb=f9d0d999e813ae19965e07ae2f7da690b4e6fe45;p=goodguy%2Fhistory.git

diff --git a/cinelerra-5.0/cinelerra/formattools.C b/cinelerra-5.0/cinelerra/formattools.C
index f90958e0..f277fde2 100644
--- a/cinelerra-5.0/cinelerra/formattools.C
+++ b/cinelerra-5.0/cinelerra/formattools.C
@@ -349,6 +349,7 @@ void FormatTools::update_driver(int driver)
 			break;
 	}
 	close_format_windows();
+	update_format();
 }
 
 void FormatTools::update_format()
@@ -392,7 +393,7 @@ void FormatTools::update_extension()
 	const char *extension = File::get_tag(asset->format);
 // split multiple extensions
 	ArrayList<const char*> extensions;
-	int len = strlen(extension);
+	int len = !extension ? -1 : strlen(extension);
 	const char *extension_ptr = extension;
 	for(int i = 0; i <= len; i++)
 	{