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Video clips workers #1369

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merged 6 commits into from
Sep 24, 2019
Merged

Video clips workers #1369

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af7dced
Expose num_workers in VideoClips
ekosman Sep 22, 2019
36e2698
add documentation for num_workers in VideoClips
ekosman Sep 24, 2019
edf017a
add documentation for num_workers in VideoClips
ekosman Sep 24, 2019
d8356ab
Merge branch 'master' into videoClips_workers
ekosman Sep 24, 2019
bbc5a77
add documentation for num_workers in VideoClips
ekosman Sep 24, 2019
5e7d402
Merge remote-tracking branch 'origin/videoClips_workers' into videoCl…
ekosman Sep 24, 2019
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6 changes: 4 additions & 2 deletions torchvision/datasets/video_utils.py
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Expand Up @@ -64,13 +64,15 @@ class VideoClips(object):
frame_rate (int, optional): if specified, it will resample the video
so that it has `frame_rate`, and then the clips will be defined
on the resampled video
num_workers (int): how many subprocesses to use for data loading.
0 means that the data will be loaded in the main process. (default: 0)
"""
def __init__(self, video_paths, clip_length_in_frames=16, frames_between_clips=1,
frame_rate=None, _precomputed_metadata=None, num_workers=1,
_backend="pyav"):
frame_rate=None, _precomputed_metadata=None, num_workers=0, _backend="pyav"):
self.video_paths = video_paths
self.num_workers = num_workers
self._backend = _backend

if _precomputed_metadata is None:
self._compute_frame_pts()
else:
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