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feat: Context Windows sampling with LTX2 models and IC-LoRa guides (CORE-3) #13325

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feat: Context Windows sampling with LTX2 models and IC-LoRa guides (CORE-3) #13325

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5bfe660
Test implementation for LTX2 context windows
drozbay Mar 22, 2026
56de390
LTX2 context windows part 2 - Guide aware processing
drozbay Mar 23, 2026
941d50e
LTX2 context windows part 2b - Calculate guide parameters in model co…
drozbay Mar 24, 2026
115dbb6
LTX2 context windows part 3 - Generalize guide splitting to windows
drozbay Mar 27, 2026
ef61ddf
Fix freenoise application for LTXAV context windows, fix audio mappin…
drozbay Mar 27, 2026
9566c18
LTX2 context windows - Fix crash when a window doesn't have a guide i…
drozbay Apr 5, 2026
7171247
LTX2 context windows - Ensure that inplace latent images are retained…
drozbay Apr 5, 2026
3660533
LTX2 context windows - Cleanup: latent_start value is required for co…
drozbay Apr 6, 2026
3502376
LTX2 context windows - Cleanup: Remove model specific code from BaseM…
drozbay Apr 6, 2026
874690c
LTX2 context windows - Refactor guide logic from context_windows into…
drozbay Apr 6, 2026
3a061f4
LTX2 context windows - Cleanup: Simplify IndexListContextHandler stan…
drozbay Apr 6, 2026
f1acd5b
LTX2 context windows - Cleanup: Simplify window data handling, improv…
drozbay Apr 7, 2026
c9edd2d
LTX2 context windows - Add handling for downscaled IC-Lora guide frames
drozbay Apr 7, 2026
d5badc5
LTX2 context windows - Clean up unnecessary code
drozbay Apr 7, 2026
d1a9e2e
Fix whitespace
drozbay Apr 7, 2026
88643f3
Fix logging of guide frame number
drozbay Apr 7, 2026
ae3830a
LTX2 Context Windows - Collect multimodal methods into WindowingState…
drozbay Apr 11, 2026
32e9e4a
Merge branch 'master' into 20260322a_ltx_contextwin
drozbay Apr 12, 2026
f1f3182
LTX2 context windows - Fix audio index mapping for wrapped/strided pr…
drozbay Apr 12, 2026
b348c7f
Merge branch '20260322a_ltx_contextwin' of https://github.com/drozbay…
drozbay Apr 12, 2026
d59d6fb
LTX2 context windows - Skip VRAM estimate clamp for packed latents
drozbay Apr 12, 2026
f72583d
LTX2 context windows - Move symmetric_patchifier import to module level
drozbay Apr 12, 2026
a8b084e
LTX2 context windows - Thread per-modality overlap into fuse weights
drozbay Apr 13, 2026
6a53695
LTX2 context windows - Skip guide frames in freenoise shuffle
drozbay Apr 13, 2026
6442392
Add defensive dtype cast before sigma step check
drozbay Apr 13, 2026
4e434bc
Create separate latent_retain_index_list to ensure that inplace laten…
drozbay Apr 24, 2026
e949250
Add LTXVContextWindows node
drozbay Apr 24, 2026
f959e6b
Merge branch 'master' into 20260322a_ltx_contextwin
drozbay Apr 26, 2026
1226e30
Clean up model-specific context windows nodes
drozbay Apr 30, 2026
e0ea2e4
Merge remote-tracking branch 'origin/master' into 20260322a_ltx_conte…
drozbay May 6, 2026
cbe2a1b
Fix guide keyframe misalignment when causal_window_fix is on with ful…
drozbay Apr 27, 2026
75e8e4b
Update compute_guide_overlap to include keyframe indices and temporal…
drozbay May 6, 2026
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