Updates to handle scaling videos with ffmpeg.

app/routers/hosted_file.py

@@ -1376,6 +1376,7 @@ async def clip_video(
         start_time: str = Query(..., min_length=8, max_length=8),
         end_time: str = Query(..., min_length=8, max_length=8),
         reencode: bool = Query(False),
+        scale_down: bool = Query(False),
 
         commons: Common_Route_Params = Depends(common_route_params),
         ):
@@ -1422,7 +1423,12 @@ async def clip_video(
 
         # NOTE: It seems very important that the -y argument is used with ffmpeg run by subprocess.run(). Otherwise the process will hang.
         # NOTE: This is a blocking process. It will take a while to complete.
-        if reencode:
+        if scale_down:
+            new_video_file_clip_filename = f'{filename_no_ext}_[clip_scaled].{to_type}'
+            log.debug(new_video_file_clip_filename)
+
+            cmd = f'ffmpeg -hide_banner -loglevel error -nostats -y -i {full_file_path} -ss {start_time} -to {end_time} -vf "scale=w=1920:h=1080:force_original_aspect_ratio=decrease" -c:v libx264 -crf 23 -maxrate 2M -bufsize 2M -c:a copy -movflags +faststart {tmp_video_file_clip_path}'
+        elif reencode:
             new_video_file_clip_filename = f'{filename_no_ext}_[clip_reencode].{to_type}'
             log.debug(new_video_file_clip_filename)