Add stubs for enum and video

av/enum.pyi

@@ -0,0 +1,30 @@
+class EnumType(type):
+    def __init__(self, name, bases, attrs, items): ...
+    def _create(self, name: str, value: int, doc=None, by_value_only=False): ...
+    def __len__(self): ...
+    def __iter__(self): ...
+    def __getitem__(self, key): ...
+    def _get(self, value: int, create: bool = False): ...
+    def _get_multi_flags(self, value: int): ...
+    def get(
+        self, key, default: int | None = None, create: bool = False
+    ) -> int | None: ...
+
+class EnumItem:
+    name: str
+    value: int
+
+    def __int__(self): ...
+    def __hash__(self): ...
+    def __reduce__(self): ...
+    def __eq__(self, other) -> bool: ...
+    def __ne__(self, other) -> bool: ...
+
+class EnumFlag(EnumItem):
+    flags: tuple[EnumFlag]
+
+    def __and__(self, other): ...
+    def __or__(self, other): ...
+    def __xor__(self, other): ...
+    def __invert__(self): ...
+    def __nonzero__(self) -> bool: ...

av/video/__init__.pyi

@@ -0,0 +1,2 @@
+from .frame import VideoFrame
+from .stream import VideoStream

av/video/format.pyi

@@ -0,0 +1,24 @@
+class VideoFormat:
+    name: str
+    bits_per_pixel: int
+    padded_bits_per_pixel: int
+    is_big_endian: bool
+    has_palette: bool
+    is_bit_stream: bool
+    is_planar: bool
+    is_rgb: bool
+
+    def __init__(self, name: str, width: int = 0, height: int = 0): ...
+    def chroma_width(self, luma_width: int = 0) -> int: ...
+    def chroma_height(self, luma_height: int = 0) -> int: ...
+
+class VideoFormatComponent:
+    plane: int
+    bits: int
+    is_alpha: bool
+    is_luma: bool
+    is_chroma: bool
+    width: int
+    height: int
+
+    def __init__(self, format: VideoFormat, index: int): ...

av/video/frame.pyi

@@ -0,0 +1,16 @@
+from typing import Any
+
+from .plane import VideoPlane
+
+class VideoFrame:
+    planes: tuple[VideoPlane]
+    width: int
+    height: int
+    key_frame: bool
+    interlaced_frame: bool
+    pict_type: Any
+
+    def from_image(img: Any) -> VideoFrame: ...
+    def __init__(
+        self, name: str, width: int = 0, height: int = 0, format: str = "yuv420p"
+    ): ...

av/video/plane.pyi

@@ -0,0 +1,9 @@
+from .frame import VideoFrame
+
+class VideoPlane:
+    line_size: int
+    width: int
+    height: int
+    buffer_size: int
+
+    def __init__(frame: VideoFrame, index: int): ...