tree bbd92a4646a9f94260c4ef43a9849b45c860b6ac
parent a59bf4f729422d11ec3ad0e26323a136ceb64789
author Lei Zhang <thestig@chromium.org> 1743222905 -0700
committer Pdfium LUCI CQ <pdfium-scoped@luci-project-accounts.iam.gserviceaccount.com> 1743222905 -0700

Consolidate pre-multiply checks into a single function

Take a bunch of IsPremultiplied() checks and consolidate them into
ValidateBitmapPremultiplyState(). With a single function, it will be
easier to change the logic later.

Bug: 42271033
Change-Id: I8d853a96f3f9ce122e786b4012e29878f4deaef6
Reviewed-on: https://pdfium-review.googlesource.com/c/pdfium/+/129010
Commit-Queue: Lei Zhang <thestig@chromium.org>
Reviewed-by: Tom Sepez <tsepez@chromium.org>
Reviewed-by: Thomas Sepez <tsepez@google.com>