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Rob Russell on robr.dev · Apr 15, 2023

COLMAP SfM on Pictures from Gammacam images

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Gammacam P6 produces a lot of output files. It takes photos multiple times a second from each camera. Many pipelines don’t need all of the output. In my case I like using Nvidia Instant NGP to make NeRFs from my photos. The first step in processing pictures to use with Instant NGP is to run the SfM (Structure from Motion) pipeline called COLMAP. COLMAP incorporates a number of…

Gammacam P6 produces a lot of output files. It takes photos multiple times a second from each camera. Many pipelines don’t need all of the output. In my case I like using Nvidia Instant NGP to make NeRFs from my photos. The first step in processing pictures to use with Instant NGP is to run the SfM (Structure from Motion) pipeline called COLMAP. COLMAP incorporates a number of well-established photogrammetry algorithms to produce useful data from imagery sets.

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