fix sound issues (2)

utils/subtitler.py

@@ -43,7 +43,7 @@ def subtitler(video_file:str,
     output_file = os.path.abspath(output_file)
     temp_dir = os.path.abspath(f"{'/'.join(os.path.normpath(video_file).split(os.path.sep)[:-1])}/")
     temp_audiofile = os.path.join(temp_dir, "temp_audio_file.mp4")
-    clip = VideoFileClip(filename=video_file, target_resolution=None)
+    clip = VideoFileClip(filename=video_file, target_resolution=None, resize_algorithm='bitexact')
     subtitles = parse_srt(srt_path)
     subtitle_clips = []
     caption_width_ratio, caption_height_ratio = filter_caption_width(caption_mode)
@@ -59,4 +59,4 @@ def subtitler(video_file:str,
         subtitle_clips.append(txt_clip.set_position(text_position))
     video = CompositeVideoClip(size=None, clips=[clip] + subtitle_clips)
     video.set_audio(temp_audiofile)
-    video.write_videofile(output_file, codec='libx264', audio_codec='aac')
+    video.write_videofile(output_file, codec='libx264', audio_codec='aac', temp_audiofile = temp_audiofile)