open-sora / configs /pixart /train /1x512x512-rflow.py
frankleeeee's picture
update
e6d2ce0
raw
history blame contribute delete
980 Bytes
# Define dataset
dataset = dict(
type="VideoTextDataset",
data_path=None,
num_frames=1,
frame_interval=3,
image_size=(512, 512),
)
# Define acceleration
num_workers = 4
dtype = "bf16"
grad_checkpoint = True
plugin = "zero2"
sp_size = 1
# Define model
model = dict(
type="PixArt-XL/2",
space_scale=1.0,
time_scale=1.0,
no_temporal_pos_emb=True,
# from_pretrained="PixArt-XL-2-512x512.pth",
from_pretrained="PRETRAINED_MODEL",
enable_flash_attn=True,
enable_layernorm_kernel=True,
)
vae = dict(
type="VideoAutoencoderKL",
from_pretrained="stabilityai/sd-vae-ft-ema",
)
text_encoder = dict(
type="t5",
from_pretrained="DeepFloyd/t5-v1_1-xxl",
model_max_length=120,
shardformer=True,
)
scheduler = dict(
type="rflow",
# timestep_respacing="",
)
# Others
seed = 42
outputs = "outputs"
wandb = True
epochs = 2
log_every = 10
ckpt_every = 1000
load = None
batch_size = 64
lr = 2e-5
grad_clip = 1.0