diff --git a/auto_editor/render/subtitle.py b/auto_editor/render/subtitle.py
index fee35cd52..1da25216e 100644
--- a/auto_editor/render/subtitle.py
+++ b/auto_editor/render/subtitle.py
@@ -187,7 +187,9 @@ def make_new_subtitles(tl: v3, log: Log) -> list[str]:
             continue
 
         parser = SubtitleParser(tl.tb)
-        if sub.codec in ("webvtt", "ass", "ssa"):
+        if sub.codec == "ssa":
+            format = "ass"
+        elif sub.codec in ("webvtt", "ass"):
             format = sub.codec
         else:
             log.error(f"Unknown subtitle codec: {sub.codec}")
@@ -196,7 +198,7 @@ def make_new_subtitles(tl: v3, log: Log) -> list[str]:
             ret = make_srt(input_, s)
         else:
             ret = _ensure(input_, format, s)
-        parser.parse(ret, sub.codec)
+        parser.parse(ret, format)
         parser.edit(tl.v1.chunks)
 
         new_path = os.path.join(log.temp, f"new{s}s.{sub.ext}")
diff --git a/auto_editor/render/video.py b/auto_editor/render/video.py
index f809e7355..3eb3be047 100644
--- a/auto_editor/render/video.py
+++ b/auto_editor/render/video.py
@@ -321,12 +321,12 @@ def render_av(
             frame = scale_graph.vpull()
 
         if frame.format.name != target_pix_fmt:
-            frame = frame.reformat(format=target_pix_fmt)
+            yield frame.reformat(format=target_pix_fmt)
             bar.tick(index)
-        elif index % 3 == 0:
-            bar.tick(index)
-
-        yield from_ndarray(frame.to_ndarray(), format=frame.format.name)
+        else:
+            yield from_ndarray(frame.to_ndarray(), format=frame.format.name)
+            if index % 3 == 0:
+                bar.tick(index)
 
     bar.end()
     log.debug(f"Total frames saved seeking: {frames_saved}")