tree 947458e2c042a4b25b007fd77458854e469f951b
parent cfa396005bc216026aefb9f8a6ee03d502b9b990
author Lei Zhang <thestig@chromium.org> 1625004227 +0000
committer Pdfium LUCI CQ <pdfium-scoped@luci-project-accounts.iam.gserviceaccount.com> 1625004227 +0000

Remove conditionals in inner loops in CJPX_Decoder::Decode().

Check `adjust` once and choose among 3 for-loops. This results in
another 3% speedup, as measured by running:
testing/tools/safetynet_measure.py --profiler perfstat bug_1698.pdf,
where bug_1698.pdf is the PDF attached to https://crbug.com/pdfium/1698.

Change-Id: I92e46909f346486eb3d941f48ffb8ed679f4ff18
Reviewed-on: https://pdfium-review.googlesource.com/c/pdfium/+/82773
Commit-Queue: Lei Zhang <thestig@chromium.org>
Reviewed-by: Tom Sepez <tsepez@chromium.org>