1 files changed, 2 insertions, 3 deletions
diff --git a/activestorage/lib/active_storage/previewer/video_previewer.rb b/activestorage/lib/active_storage/previewer/video_previewer.rb
index 2f28a3d341..50e13d202a 100644
--- a/activestorage/lib/active_storage/previewer/video_previewer.rb
+++ b/activestorage/lib/active_storage/previewer/video_previewer.rb
@@ -9,15 +9,14 @@ module ActiveStorage
     def preview
       download_blob_to_tempfile do |input|
         draw_relevant_frame_from input do |output|
-          yield io: output, filename: "#{blob.filename.base}.png", content_type: "image/png"
+          yield io: output, filename: "#{blob.filename.base}.jpg", content_type: "image/jpeg"
         end
       end
     end
 
     private
       def draw_relevant_frame_from(file, &block)
-        draw ffmpeg_path, "-i", file.path, "-y", "-vcodec", "png",
-          "-vf", "thumbnail", "-vframes", "1", "-f", "image2", "-", &block
+        draw ffmpeg_path, "-i", file.path, "-y", "-vframes", "1", "-f", "image2", "-", &block
       end
 
       def ffmpeg_path