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Fix bug that subsampled_streams is modified during iteration #327

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Fix bug that subsampled_streams is modified during iteration #327

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133f6f7
Fix bug that subsampled_streams is modified during iteration
libeanim Feb 26, 2024
f1f2eb2
Set keyframe modality to video in frame_subsampler.py
libeanim Feb 26, 2024
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2 changes: 1 addition & 1 deletion video2dataset/subsamplers/frame_subsampler.py
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Original file line number Diff line number Diff line change
Expand Up @@ -36,7 +36,7 @@ class FrameSubsampler(Subsampler):
def __init__(self, frame_rate, downsample_method="fps", encode_format="mp4"):
self.frame_rate = frame_rate
self.downsample_method = downsample_method
self.output_modality = "video" if downsample_method == "fps" else "jpg"
self.output_modality = "video" if downsample_method in ["fps", "keyframe"] else "jpg"
self.encode_formats = {"video": encode_format}

def __call__(self, streams, metadata=None):
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2 changes: 1 addition & 1 deletion video2dataset/workers/download_worker.py
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Expand Up @@ -234,7 +234,7 @@ def data_generator():
)
subsampled_streams, metas, error_message = broadcast_subsampler(streams, meta)

for modality in subsampled_streams:
for modality in list(subsampled_streams.keys()):
for modality_subsampler in self.subsamplers[modality]:
subsampled_streams, metas, error_message = modality_subsampler(subsampled_streams, metas)

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