T2V-Turbo: Breaking the Quality Bottleneck of Video Consistency Model with Mixed Reward Feedback

Fast and High-Quality Text-to-video Generation 🚀

4-Step Results


With the style of low-poly game art, A majestic, white horse gallops gracefully across a moonlit beach.	medium shot of Christine, a beautiful 25-year-old brunette resembling Selena Gomez, anxiously looking up as she walks down a New York street, cinematic style	a cartoon pig playing his guitar, Andrew Warhol style


a dog wearing vr goggles on a boat	Pikachu snowboarding	a girl floating underwater

8-Step Results


Mickey Mouse is dancing on white background	light wind, feathers moving, she moves her gaze, 4k	fashion portrait shoot of a girl in colorful glasses, a breeze moves her hair


With the style of abstract cubism, The flowers swayed in the gentle breeze, releasing their sweet fragrance.	impressionist style, a yellow rubber duck floating on the wave on the sunset	A Egyptian tomp hieroglyphics painting ofA regal lion, decked out in a jeweled crown, surveys his kingdom.

🏭 Installation

pip install accelerate transformers diffusers webdataset loralib peft pytorch_lightning open_clip_torch hpsv2 peft wandb av einops packaging omegaconf opencv-python kornia

pip install flash-attn --no-build-isolation
git clone https://github.com/Dao-AILab/flash-attention.git
cd flash-attention
pip install csrc/fused_dense_lib csrc/layer_norm

pip install git+https://github.com/iejMac/video2dataset.git

conda install xformers

🛞 Model Checkpoints

Model	Resolution	Checkpoints
T2V-Turbo (VC2)	320x512
T2V-Turbo (MS)	256x256

🚀 Inference

We provide local demo codes supported with gradio (For MacOS users, need to set the device="mps" in app.py; For Intel GPU users, set device="xpu" in app.py).

Download the unet_lora.pt of our T2V-Turbo (VC2) here.
Download the model checkpoint of VideoCrafter2 here.
Launch the gradio demo with the following command:

pip install gradio==3.48.0
python app.py --unet_dir PATH_TO_UNET_LORA.pt --base_model_dir PATH_TO_VideoCrafter2_MODEL_CKPT

🏋️ Training

To train T2V-Turbo (VC2), run the following command

bash train_t2v_turbo_vc2.sh

To train T2V-Turbo (MS), run the following command

bash train_t2v_turbo_ms.sh