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17 changes: 16 additions & 1 deletion sign_language_segmentation/bin.py
Original file line number Diff line number Diff line change
Expand Up @@ -22,6 +22,18 @@

_BAKED_IN_DIR = Path(__file__).resolve().parent / "dist" / "2026"

# MIME types ELAN uses for linked videos, by lowercase file extension
VIDEO_MIMETYPES = {
"mp4": "video/mp4",
"mov": "video/quicktime",
"mpg": "video/mpeg",
"mpeg": "video/mpeg",
"avi": "video/x-msvideo",
"wmv": "video/x-ms-wmv",
"mkv": "video/x-matroska",
"webm": "video/webm",
}


def resolve_model_path() -> str:
"""Resolve model directory path.
Expand Down Expand Up @@ -268,7 +280,10 @@ def main():
print(f"Found {sign_count} signs, {sentence_count} sentences")

if args.video is not None:
mimetype = "video/mp4" if args.video.endswith(".mp4") else None
# pympi only knows a few extensions (no .mov) and fails on the others, so
# set the MIME type here; any case (.MP4, .MOV)
extension = Path(args.video).suffix.lower().lstrip(".")
mimetype = VIDEO_MIMETYPES.get(extension, f"video/{extension}")
eaf.add_linked_file(args.video, mimetype=mimetype)
if not args.no_pose_link:
eaf.add_linked_file(str(args.pose), mimetype="application/pose")
Expand Down