






import numpy as np
import torch
from imwatermark import WatermarkEncoder


# Copied from https://github.com/Stability-AI/generative-models/blob/613af104c6b85184091d42d374fef420eddb356d/scripts/demo/streamlit_helpers.py#L66
lowerCamelCase     :							Optional[int]          =0b1_0_1_1_0_0_1_1_1_1_1_0_1_1_0_0_1_0_0_1_0_0_0_0_0_1_1_1_1_0_1_1_1_0_1_1_0_0_0_1_1_0_0_1_1_1_1_0
# bin(x)[2:] gives bits of x as str, use int to convert them to 0/1
lowerCamelCase     :							Optional[Any]          =[int(bit) for bit in bin(WATERMARK_MESSAGE)[2:]]





class       __a  :







 def __init__(		self :       Optional[int]						):


      '''simple docstring'''






      UpperCamelCase__      :       Optional[int]	    =  WATERMARK_BITS
      UpperCamelCase__      :       Dict	    =  WatermarkEncoder()

      self.encoder.set_watermark("bits"							,       self.watermark						)







 def  __lowercase (		self :       Optional[int]							,       SCREAMING_SNAKE_CASE :       torch.FloatTensor						):


      '''simple docstring'''






      if images.shape[-1] < 2_56:
           return images

      UpperCamelCase__      :       Optional[Any]	    =  (2_55 * (images / 2 + 0.5)).cpu().permute(0							,       2							,       3							,       1						).float().numpy()

      UpperCamelCase__      :       Optional[Any]	    =  [self.encoder.encode(lowerCamelCase__							,       "dwtDct"						) for image in images]

      UpperCamelCase__      :       Optional[Any]	    =  torch.from_numpy(np.array(lowerCamelCase__						)						).permute(0							,       3							,       1							,       2						)

      UpperCamelCase__      :       Union[str, Any]	    =  torch.clamp(2 * (images / 2_55 - 0.5)							,       min=-1.0							,       max=1.0						)
      return images







import gc
import tempfile
import unittest

import numpy as np
import torch

from diffusers import VersatileDiffusionPipeline
from diffusers.utils.testing_utils import load_image, nightly, require_torch_gpu, torch_device


lowerCamelCase     :							Optional[Any]    =False





class       __a  (   unittest.TestCase	):
 pass







@nightly
@require_torch_gpu
class       __a  (   unittest.TestCase	):







 def  __lowercase (		self :       Any						):


      '''simple docstring'''






      super().tearDown()
      gc.collect()
      torch.cuda.empty_cache()







 def  __lowercase (		self :       Dict						):


      '''simple docstring'''






      UpperCamelCase__      :       int	    =  VersatileDiffusionPipeline.from_pretrained("shi-labs/versatile-diffusion"							,       torch_dtype=torch.floataa						)
      pipe.to(SCREAMING_SNAKE_CASE						)
      pipe.set_progress_bar_config(disable=SCREAMING_SNAKE_CASE						)

      UpperCamelCase__      :       Optional[int]	    =  load_image(
          "https://huggingface.co/datasets/hf-internal-testing/diffusers-images/resolve/main/versatile_diffusion/benz.jpg"						)

      UpperCamelCase__      :       Dict	    =  torch.manual_seed(0						)
      UpperCamelCase__      :       str	    =  pipe.dual_guided(
          prompt="first prompt"							,       image=SCREAMING_SNAKE_CASE							,       text_to_image_strength=0.7_5							,       generator=SCREAMING_SNAKE_CASE							,       guidance_scale=7.5							,       num_inference_steps=2							,       output_type="numpy"							,       ).images

      with tempfile.TemporaryDirectory() as tmpdirname:
           pipe.save_pretrained(SCREAMING_SNAKE_CASE						)
           UpperCamelCase__      :       Tuple	    =  VersatileDiffusionPipeline.from_pretrained(SCREAMING_SNAKE_CASE							,       torch_dtype=torch.floataa						)
      pipe.to(SCREAMING_SNAKE_CASE						)
      pipe.set_progress_bar_config(disable=SCREAMING_SNAKE_CASE						)

      UpperCamelCase__      :       int	    =  generator.manual_seed(0						)
      UpperCamelCase__      :       Dict	    =  pipe.dual_guided(
          prompt="first prompt"							,       image=SCREAMING_SNAKE_CASE							,       text_to_image_strength=0.7_5							,       generator=SCREAMING_SNAKE_CASE							,       guidance_scale=7.5							,       num_inference_steps=2							,       output_type="numpy"							,       ).images

      assert np.abs(image - new_image						).sum() < 1e-5, "Models don't have the same forward pass"







 def  __lowercase (		self :       Optional[int]						):


      '''simple docstring'''






      UpperCamelCase__      :       Optional[int]	    =  VersatileDiffusionPipeline.from_pretrained("shi-labs/versatile-diffusion"							,       torch_dtype=torch.floataa						)
      pipe.to(SCREAMING_SNAKE_CASE						)
      pipe.set_progress_bar_config(disable=SCREAMING_SNAKE_CASE						)

      UpperCamelCase__      :       Tuple	    =  "cyberpunk 2077"
      UpperCamelCase__      :       Any	    =  load_image(
          "https://huggingface.co/datasets/hf-internal-testing/diffusers-images/resolve/main/versatile_diffusion/benz.jpg"						)
      UpperCamelCase__      :       int	    =  torch.manual_seed(0						)
      UpperCamelCase__      :       Any	    =  pipe.dual_guided(
          prompt=SCREAMING_SNAKE_CASE							,       image=SCREAMING_SNAKE_CASE							,       text_to_image_strength=0.7_5							,       generator=SCREAMING_SNAKE_CASE							,       guidance_scale=7.5							,       num_inference_steps=50							,       output_type="numpy"							,       ).images

      UpperCamelCase__      :       Tuple	    =  image[0, 2_53:2_56, 2_53:2_56, -1]

      assert image.shape == (1, 5_12, 5_12, 3)
      UpperCamelCase__      :       Optional[int]	    =  np.array([0.1_4_4_8, 0.1_6_1_9, 0.1_7_4_1, 0.1_0_8_6, 0.1_1_4_7, 0.1_1_2_8, 0.1_1_9_9, 0.1_1_6_5, 0.1_0_0_1]						)

      assert np.abs(image_slice.flatten() - expected_slice						).max() < 1e-1

      UpperCamelCase__      :       List[str]	    =  "A painting of a squirrel eating a burger "
      UpperCamelCase__      :       List[Any]	    =  torch.manual_seed(0						)
      UpperCamelCase__      :       Dict	    =  pipe.text_to_image(
          prompt=SCREAMING_SNAKE_CASE							,       generator=SCREAMING_SNAKE_CASE							,       guidance_scale=7.5							,       num_inference_steps=50							,       output_type="numpy"						).images

      UpperCamelCase__      :       Union[str, Any]	    =  image[0, 2_53:2_56, 2_53:2_56, -1]

      assert image.shape == (1, 5_12, 5_12, 3)
      UpperCamelCase__      :       Dict	    =  np.array([0.3_3_6_7, 0.3_1_6_9, 0.2_6_5_6, 0.3_8_7_0, 0.4_7_9_0, 0.3_7_9_6, 0.4_0_0_9, 0.4_8_7_8, 0.4_7_7_8]						)

      assert np.abs(image_slice.flatten() - expected_slice						).max() < 1e-1

      UpperCamelCase__      :       Any	    =  pipe.image_variation(SCREAMING_SNAKE_CASE							,       generator=SCREAMING_SNAKE_CASE							,       output_type="numpy"						).images

      UpperCamelCase__      :       Optional[Any]	    =  image[0, 2_53:2_56, 2_53:2_56, -1]

      assert image.shape == (1, 5_12, 5_12, 3)
      UpperCamelCase__      :       int	    =  np.array([0.3_0_7_6, 0.3_1_2_3, 0.3_2_8_4, 0.3_7_8_2, 0.3_7_7_0, 0.3_8_9_4, 0.4_2_9_7, 0.4_3_3_1, 0.4_4_5_6]						)

      assert np.abs(image_slice.flatten() - expected_slice						).max() < 1e-1