rotation can be not only the first element of side_data_list

Author: smka

util.js

@@ -37,8 +37,12 @@ export async function readVideoFileInfo(ffprobePath, p) {
   let rotation = parseInt(stream.tags && stream.tags.rotate, 10);
 
   // If we can't find rotation, try side_data_list
-  if (Number.isNaN(rotation) && Array.isArray(stream.side_data_list) && stream.side_data_list[0] && stream.side_data_list[0].rotation) {
-    rotation = parseInt(stream.side_data_list[0].rotation, 10);
+  if (Number.isNaN(rotation) && Array.isArray(stream.side_data_list)) {
+    stream.side_data_list.forEach(element => {
+      if (element.rotation) {
+       rotation = parseInt(element.rotation, 10);
+      }
+    });
   }
 
   return {