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improve: performance for CAMM processing #731

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Merged
merged 9 commits into from
Mar 26, 2025
Merged

improve: performance for CAMM processing #731

merged 9 commits into from
Mar 26, 2025

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@ptpt ptpt commented Mar 25, 2025 •
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Optimizations in this PR:

  1. extract GPS and camera make/model in one file open session
  2. skip samples smaller than 16 bytes which are unlikely to be GPS samples
  3. parse samples of interest only
❯ sz ~/Downloads/CAMM                                                        
9.0G ~/Downloads/CAMM

Before:

❯ time uv run -m tests.cli.camm_parser ~/Downloads/CAMM
uv run -m tests.cli.camm_parser ~/Downloads/CAMM  7.76s user 0.17s system 86% cpu 9.135 total

After:

❯ time uv run -m tests.cli.camm_parser ~/Downloads/CAMM
uv run -m tests.cli.camm_parser ~/Downloads/CAMM  3.23s user 0.16s system 81% cpu 4.182 total

@ptpt ptpt merged commit d01574c into main Mar 26, 2025
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@ptpt ptpt deleted the improve-camm-parsing-performance branch March 26, 2025 07:59
@ptpt ptpt mentioned this pull request Apr 1, 2025
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