diff --git a/av/audio/resampler.pyi b/av/audio/resampler.pyi
index 80c16cf08..6314fddfa 100644
--- a/av/audio/resampler.pyi
+++ b/av/audio/resampler.pyi
@@ -11,6 +11,7 @@ class AudioResampler:
     layout: AudioLayout
     options: dict[str, str]
     graph: Graph | None
+    is_passthrough: bool
 
     def __init__(
         self,
diff --git a/av/codec/hwaccel.pyi b/av/codec/hwaccel.pyi
index 52242528b..ece8d4f41 100644
--- a/av/codec/hwaccel.pyi
+++ b/av/codec/hwaccel.pyi
@@ -18,6 +18,8 @@ class HWDeviceType(IntEnum):
     mediacodec = cast(int, ...)
     vulkan = cast(int, ...)
     d3d12va = cast(int, ...)
+    amf = cast(int, ...)
+    ohcodec = cast(int, ...)
 
 class HWConfigMethod(IntEnum):
     none = cast(int, ...)
@@ -52,6 +54,8 @@ class HWDevice:
 
 class HWAccel:
     options: dict[str, object]
+    flags: int
+    allow_software_fallback: bool
 
     @property
     def is_hw_owned(self) -> bool: ...
diff --git a/av/error.pyi b/av/error.pyi
index 1191d962f..811cc35cc 100644
--- a/av/error.pyi
+++ b/av/error.pyi
@@ -9,15 +9,16 @@ def err_check(res: int, filename: str | None = None) -> int: ...
 class FFmpegError(Exception):
     errno: int | None
     strerror: str | None
-    filename: str
-    log: tuple[int, tuple[int, str, str] | None]
-
+    @property
+    def filename(self) -> str | None: ...
+    @property
+    def log(self) -> tuple[int, str, str] | None: ...
     def __init__(
         self,
         code: int,
         message: str,
         filename: str | None = None,
-        log: tuple[int, tuple[int, str, str] | None] | None = None,
+        log: tuple[int, str, str] | None = None,
     ) -> None: ...
 
 class LookupError(FFmpegError): ...
diff --git a/av/filter/filter.pyi b/av/filter/filter.pyi
index 090d4f1d0..dd03d3eef 100644
--- a/av/filter/filter.pyi
+++ b/av/filter/filter.pyi
@@ -1,8 +1,14 @@
+from .link import FilterPad
+
 class Filter:
     name: str
     description: str
     flags: int
 
+    @property
+    def inputs(self) -> tuple[FilterPad, ...]: ...
+    @property
+    def outputs(self) -> tuple[FilterPad, ...]: ...
     def __init__(self, name: str) -> None: ...
 
 filters_available: set[str]
diff --git a/av/format.pyi b/av/format.pyi
index 369caaeb7..7223bab5e 100644
--- a/av/format.pyi
+++ b/av/format.pyi
@@ -29,6 +29,10 @@ class ContainerFormat:
     @property
     def long_name(self) -> str: ...
     @property
+    def input(self) -> ContainerFormat | None: ...
+    @property
+    def output(self) -> ContainerFormat | None: ...
+    @property
     def is_input(self) -> bool: ...
     @property
     def is_output(self) -> bool: ...
diff --git a/av/video/format.pyi b/av/video/format.pyi
index c63072115..8031a103c 100644
--- a/av/video/format.pyi
+++ b/av/video/format.pyi
@@ -19,6 +19,7 @@ class VideoFormat:
     def chroma_height(self, luma_height: int = 0) -> int: ...
 
 class VideoFormatComponent:
+    index: int
     plane: int
     bits: int
     is_alpha: bool
diff --git a/av/video/frame.pyi b/av/video/frame.pyi
index 8d25e4ce5..1abc8e1d8 100644
--- a/av/video/frame.pyi
+++ b/av/video/frame.pyi
@@ -87,6 +87,7 @@ class VideoFrame(Frame):
     ) -> VideoFrame: ...
     def to_rgb(self, **kwargs: Any) -> VideoFrame: ...
     def save(self, filepath: str | Path, **options: Any) -> None: ...
+    def set_image(self, img: Any) -> None: ...
     def to_image(self, **kwargs): ...
     def to_ndarray(
         self, channel_last: bool = False, **kwargs: Any