Add AVIF/HEIC detection

ffmpeg doesn't support HEIC decoding yet...

1 files changed, 10 insertions, 0 deletions

diff --git a/server/szurubooru/func/mime.py b/server/szurubooru/func/mime.py
index bd553fc..f1d9fbb 100644
--- a/server/szurubooru/func/mime.py
+++ b/server/szurubooru/func/mime.py
@@ -21,6 +21,12 @@ def get_mime_type(content: bytes) -> str:
     if content[8:12] == b"WEBP":
         return "image/webp"
 
+    if content[4:12] in (b"ftypavif", b"ftypavis"):
+        return "image/avif"
+
+    if content[4:12] in (b"ftypheic", b"ftypmif1"):
+        return "image/heic"
+
     if content[0:4] == b"\x1A\x45\xDF\xA3":
         return "video/webm"
 
@@ -37,6 +43,8 @@ def get_extension(mime_type: str) -> Optional[str]:
         "image/jpeg": "jpg",
         "image/png": "png",
         "image/webp": "webp",
+        "image/avif": "avif",
+        "image/heic": "heic",
         "video/mp4": "mp4",
         "video/webm": "webm",
         "application/octet-stream": "dat",
@@ -58,6 +66,8 @@ def is_image(mime_type: str) -> bool:
         "image/png",
         "image/gif",
         "image/webp",
+        "image/avif",
+        "image/heic",
     )