ADD Cli options to change defaults

now support changing crf, preset and original media type

src/app.py

@@ -27,7 +27,10 @@ def parse_streams(stream_data: dict, VideoFile: VideoFile) -> VideoFile:
 @click.argument("filename", type=click.Path(exists=True))
 @click.option("-i", "--imdb", type=str, help="IMDB ID")
 @click.option("-ns", "--nosubtitles", is_flag=True, help="No subtitles")
-def main(filename: Path, imdb: str, nosubtitles: bool):
+@click.option("-p", "--preset", type=int, default=2, help="Encoding preset (default: 2)")
+@click.option("-c", "--crf", type=int, default=30, help="CRF value (default: 30)")
+@click.option('-o', '--original-media-type', default='DVD', help='Set the ORIGINAL_MEDIA_TYPE metadata')
+def main(filename: Path, imdb: str, nosubtitles: bool, preset: int, crf: int, original_media_type: str):
     """Run ffprobe on a file and print the output in JSON format."""
     video_details = VideoFile(
         imdb=imdb, video_path=filename, allow_subtitle=not nosubtitles
@@ -46,6 +49,10 @@ def main(filename: Path, imdb: str, nosubtitles: bool):
     ]
     result = subprocess.run(cmd, capture_output=True, check=True)
     data = parse_streams(json.loads(result.stdout), video_details)
+    for stream in data.video_streams:
+        stream.preset = preset
+        stream.crf = crf
+        stream.original_media_type = original_media_type
     export_data = " ".join(data.cmd())
     export_path = Path(filename).parent / "encode.sh"
     write_shell_script(export_data, export_path)