Automated PR - 2026-06-17

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github-actions[bot]
2026-06-17 14:06:32 +00:00
parent d6053703e0
commit 0d3d3a3855
90 changed files with 8265 additions and 4511 deletions
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@@ -8,7 +8,7 @@ Memory management is crucial for successful training with LTX-2.
> [!TIP]
> For GPUs with 32GB VRAM, use the pre-configured low VRAM config:
> [`configs/ltx2_av_lora_low_vram.yaml`](../configs/ltx2_av_lora_low_vram.yaml)
> [`configs/t2v_lora_low_vram.yaml`](../configs/t2v_lora_low_vram.yaml)
> which combines 8-bit optimizer, INT8 quantization, and reduced LoRA rank.
### Memory Optimization Techniques
@@ -111,7 +111,7 @@ Ensure you've installed the dependencies and are using `uv run` to execute scrip
# From the repository root
uv sync
cd packages/ltx-trainer
uv run python scripts/train.py configs/ltx2_av_lora.yaml
uv run python scripts/train.py configs/t2v_lora.yaml
```
> [!TIP]
@@ -168,29 +168,29 @@ LTX-2 requires the number of frames to satisfy `frames % 8 == 1`:
```bash
uv run accelerate launch --config_file configs/accelerate/ddp_compile.yaml \
scripts/train.py configs/ltx2_av_lora.yaml
scripts/train.py configs/t2v_lora.yaml
```
### Issue: Poor Quality Validation Outputs
**Solutions:**
1. **Use Image-to-Video Validation:**
For more reliable validation, use image-to-video (first-frame conditioning) rather than pure text-to-video:
1. **Use conditioned validation:** For more reliable validation, use image-to-video (first-frame conditioning) rather than pure text-to-video:
```yaml
validation:
prompts:
- "a professional portrait video of a person"
images:
- "/path/to/first_frame.png" # One image per prompt
samples:
- prompt: "a professional portrait video of a person"
conditions:
- type: first_frame
image_or_video: "/path/to/first_frame.png"
```
2. **Increase inference steps:**
```yaml
validation:
inference_steps: 50 # Default is 30
inference_steps: 30
```
3. **Adjust guidance settings:**