Optimize JPX decoding performance by enabling libopenjpeg multithreading [pdfium : main]

0 views
Skip to first unread message

Lei Zhang (Gerrit)

unread,
3:20 PM (6 hours ago) 3:20 PM
to Nico Weber, Lei Zhang, pdfium-...@googlegroups.com
Attention needed from Nico Weber

Lei Zhang added 2 comments

Patchset-level comments
File-level comment, Patchset 2 (Latest):
Lei Zhang . resolved

Oh, I remember playing with this. I wanted to plumb the number of CPUs in somehow and never got around to doing that.

Commit Message
Line 28, Patchset 2 (Latest):Bug: pdfium:2143
Lei Zhang . unresolved

Wrong bug number / stale.

Open in Gerrit

Related details

Attention is currently required from:
  • Nico Weber
Submit Requirements:
  • requirement is not satisfiedCode-Owners
  • requirement is not satisfiedCode-Review
  • requirement is not satisfiedNo-Unresolved-Comments
  • requirement is not satisfiedReview-Enforcement
Inspect html for hidden footers to help with email filtering. To unsubscribe visit settings. DiffyGerrit
Gerrit-MessageType: comment
Gerrit-Project: pdfium
Gerrit-Branch: main
Gerrit-Change-Id: I7b578e9a1e173f9b711edd236e4d1d460eadb9e3
Gerrit-Change-Number: 144990
Gerrit-PatchSet: 2
Gerrit-Owner: Nico Weber <tha...@chromium.org>
Gerrit-CC: Lei Zhang <the...@chromium.org>
Gerrit-Attention: Nico Weber <tha...@chromium.org>
Gerrit-Comment-Date: Tue, 17 Mar 2026 19:20:48 +0000
Gerrit-HasComments: Yes
Gerrit-Has-Labels: No
unsatisfied_requirement
open
diffy

Lei Zhang (Gerrit)

unread,
3:28 PM (6 hours ago) 3:28 PM
to Nico Weber, Lei Zhang, pdfium-...@googlegroups.com
Attention needed from Nico Weber

Lei Zhang added 1 comment

Patchset-level comments
Lei Zhang . resolved

Oh, I remember playing with this. I wanted to plumb the number of CPUs in somehow and never got around to doing that.

Lei Zhang

Or punt the problem and add a public API and let the PDFium embedder provide the thread count.

Open in Gerrit

Related details

Attention is currently required from:
  • Nico Weber
Submit Requirements:
  • requirement is not satisfiedCode-Owners
  • requirement is not satisfiedCode-Review
  • requirement is not satisfiedNo-Unresolved-Comments
  • requirement is not satisfiedReview-Enforcement
Inspect html for hidden footers to help with email filtering. To unsubscribe visit settings. DiffyGerrit
Gerrit-MessageType: comment
Gerrit-Project: pdfium
Gerrit-Branch: main
Gerrit-Change-Id: I7b578e9a1e173f9b711edd236e4d1d460eadb9e3
Gerrit-Change-Number: 144990
Gerrit-PatchSet: 2
Gerrit-Owner: Nico Weber <tha...@chromium.org>
Gerrit-CC: Lei Zhang <the...@chromium.org>
Gerrit-Attention: Nico Weber <tha...@chromium.org>
Gerrit-Comment-Date: Tue, 17 Mar 2026 19:28:32 +0000
Gerrit-HasComments: Yes
Gerrit-Has-Labels: No
Comment-In-Reply-To: Lei Zhang <the...@chromium.org>
unsatisfied_requirement
open
diffy
Reply all
Reply to author
Forward
0 new messages