Skip to content

fix(flux2): strip reference-image tokens from Heun preview latents #9274

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
lstein merged 2 commits into from
Jun 24, 2026
Merged

fix(flux2): strip reference-image tokens from Heun preview latents #9274

Changes from all commits
Commits
Show all changes
2 commits
Select commit Hold shift + click to select a range
32a87bf
fix(flux2): strip reference-image tokens from Heun preview latents
Pfannkuchensack Jun 7, 2026
a799e55
Merge branch 'main' into fix/flux2-heun-ref-image-preview
lstein Jun 24, 2026
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
6 changes: 5 additions & 1 deletion invokeai/backend/flux2/denoise.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -195,13 +195,17 @@ def denoise(
preview_img = inpaint_extension.merge_intermediate_latents_with_init_latents(
preview_img, 0.0
)
# Extract only the generated image portion for preview (exclude reference images)
callback_latents = (
preview_img[:, :original_seq_len, :] if img_cond_seq is not None else preview_img
)
step_callback(
PipelineIntermediateState(
step=user_step,
order=2,
total_steps=total_steps,
timestep=int(t_curr * 1000),
latents=preview_img,
latents=callback_latents,
),
)
else:
Expand Down
Loading