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Expose sw_format on VideoCodecContext #2331

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Merged
WyattBlue merged 1 commit into from
Jun 25, 2026
+17 −0
Merged

Expose sw_format on VideoCodecContext #2331

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16 changes: 16 additions & 0 deletions av/video/codeccontext.py
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Original file line number Diff line number Diff line change
Expand Up @@ -251,6 +251,22 @@ def pix_fmt(self):
def pix_fmt(self, value):
self.ptr.pix_fmt = get_pix_fmt(value)

@property
def sw_format(self):
"""
For a hardware context (e.g. ``format.name == "cuda"``), the underlying
software pixel format (``nv12``, ``p010le``, ...). ``None`` for a regular
software context.

:type: VideoFormat | None
"""
if not self.ptr.hw_frames_ctx:
return None
frames_ctx: cython.pointer[lib.AVHWFramesContext] = cython.cast(
cython.pointer[lib.AVHWFramesContext], self.ptr.hw_frames_ctx.data
)
return get_video_format(frames_ctx.sw_format, self.ptr.width, self.ptr.height)

@property
def framerate(self):
"""
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1 change: 1 addition & 0 deletions av/video/codeccontext.pyi
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Original file line number Diff line number Diff line change
Expand Up @@ -14,6 +14,7 @@ class VideoCodecContext(CodecContext):
height: int
bits_per_coded_sample: int
pix_fmt: str | None
sw_format: VideoFormat | None
framerate: Fraction
rate: Fraction
gop_size: int
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