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NousResearch/hermes-agent

Fix transparent image alpha compositing for vision

Cluster 64548 · agent. Data as of

1 open item. Fix attempted, not merged.

The short answer

1open issue
0open PRs
3items grouped
Known?
Yes. 3 related items grouped here, 0 issues already closed.
Fix event
No fix has been merged to main. 2 PRs closed without merging; see the attempts below.
Tracker
The maintainers' tracker marks this unresolved. That is separate from the fix event.
Still open
1 issue and 0 PRs.

A bug where transparent PNG/WebP images render as visual noise or glitches in vision backends, caused by the alpha channel being dropped rather than composited. The cluster includes the bug report and two fix attempts that flatten transparency onto a white background before encoding.

Open issues1

  • Issue#64548[Bug]: vision: transparent PNG/WebP reads as "glitch / horizontal lines" noise on llama.cpp local backends — alpha channel dropped instead of composited

Open PRs0

No open pull requests.

2 PRs closed without merging

From the close comments: partial fix 1 · superseded by another PR 1

  • #64549 fix(vision): flatten transparent images onto white before embedding · partial fix → f57b875, #64548, #64549, #64677, #374151
  • #64677 fix(vision): composite transparent PNG alpha onto white before encoding · superseded by another PR → #64549, #64548
How this cluster was grouped
  • Link evidence (structural links throughout): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.
  • Pairwise link density 0.67: the share of item pairs that carry a link, counting a structural link in full and a relevance-only link at 0.36. 1.00 means every pair is linked.

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At a glance

Subsystem
agent
Closed issues
0
Attempts
2 PRs closed without merging

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