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Honor strict_duration in VideoFromComponents.as_trimmed

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This commit is contained in:
Sean Kim 2026-07-13 22:50:12 -07:00
parent 0aecac867d
commit 7cd78e02aa
2 changed files with 11 additions and 1 deletions
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2
comfy_api/latest/_input_impl/video_types.py
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@ -598,7 +598,7 @@ class VideoFromComponents(VideoInput):
duration: float | None = None,
strict_duration: bool = True,
) -> VideoInput | None:
if self.get_duration() < start_time + duration:
if strict_duration and self.get_duration() < start_time + duration:
return None
#TODO Consider tracking duration and trimming at time of save?
return VideoFromFile(self.get_stream_source(), start_time=start_time, duration=duration)

10
tests-unit/comfy_api_test/video_types_test.py
View File

@ -116,6 +116,16 @@ def test_video_from_components_get_dimensions(video_components):
assert height == 2
def test_video_from_components_as_trimmed_respects_strict_duration(video_components):
"""as_trimmed honors strict_duration, matching VideoFromFile.as_trimmed."""
video = VideoFromComponents(video_components)
over = video.get_duration() + 100
# Non-strict: a window longer than the source yields a best-effort clip, not None.
assert video.as_trimmed(start_time=0, duration=over, strict_duration=False) is not None
# Strict: the same over-long window is rejected.
assert video.as_trimmed(start_time=0, duration=over, strict_duration=True) is None
def test_video_from_file_get_duration(simple_video_file):
"""Duration extracted from file metadata"""
video = VideoFromFile(simple_video_file)