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3 Commits

Author SHA1 Message Date
Roman Shapovalov
11959e0b24 Subsets in dataset iterators 
Summary: For the new API, filtering iterators over sequences by subsets is quite helpful. The change is backwards compatible.

Reviewed By: bottler

Differential Revision: D42739669

fbshipit-source-id: d150a404aeaf42fd04a81304c63a4cba203f897d
 2023-01-26 03:00:46 -08:00
Jeremy Reizenstein
3783437d2f lazy all_train_cameras 
Summary: Avoid calculating all_train_cameras before it is needed, because it is slow in some datasets.

Reviewed By: shapovalov

Differential Revision: D38037157

fbshipit-source-id: 95461226655cde2626b680661951ab17ebb0ec75
 2022-07-21 15:04:00 -07:00
Jeremy Reizenstein
4e87c2b7f1 get_all_train_cameras 
Summary: As part of removing Task, make the dataset code generate the source cameras for itself. There's a small optimization available here, in that the JsonIndexDataset could avoid loading images.

Reviewed By: shapovalov

Differential Revision: D37313423

fbshipit-source-id: 3e5e0b2aabbf9cc51f10547a3523e98c72ad8755
 2022-07-06 07:13:41 -07:00