stable-diffusion-for-fun/utilities/text2img.py

62 lines
1.7 KiB
Python

import torch
from typing import Union
from utilities.config import Config
from utilities.images import save_image
from utilities.logger import DummyLogger
from utilities.memory import empty_memory_cache
from utilities.model import Model
from utilities.times import get_epoch_now
class Text2Img:
"""
Text2Img class.
"""
def __init__(
self,
model: Model,
config: Union[Config, None],
logger: DummyLogger = DummyLogger(),
):
self.model = model
self.config = config
self.__logger = logger
def update_config(self, config: Config):
self.config = config
def brunch(self, prompt: str, negative_prompt: str = ""):
self.breakfast()
self.lunch(prompt, negative_prompt)
def breakfast(self):
self.model.set_txt2img_scheduler(self.config.get_scheduler())
def lunch(self, prompt: str, negative_prompt: str = ""):
t = get_epoch_now()
seed = self.config.get_seed()
self.__logger.info("current seed: {}".format(seed))
generator = torch.Generator("cuda").manual_seed(seed)
result = self.model.txt2img_pipeline(
prompt=prompt,
width=self.config.get_width(),
height=self.config.get_height(),
negative_prompt=negative_prompt,
guidance_scale=self.config.get_guidance_scale(),
num_inference_steps=self.config.get_steps(),
generator=generator,
callback=None,
callback_steps=10,
)
out_filepath = "{}/{}.png".format(self.config.get_output_folder(), t)
result.images[0].save(out_filepath)
self.__logger.info("output to file: {}".format(out_filepath))
empty_memory_cache()