File size: 5,050 Bytes
3937dd0
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
8dd805b
3937dd0
8dd805b
 
 
 
 
 
 
 
 
 
3937dd0
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
8dd805b
 
3937dd0
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
db40b9d
3937dd0
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
import datetime
import gradio as gr
import requests
import random
import io
import zipfile
from PIL import Image
import os
import numpy as np
import json
import boto3


# Create an S3 client
s3 = boto3.client('s3')

def save_to_s3(image_data, payload, file_name):
    # Define the bucket and the path
    bucket_name = 'dataset-novelai'
    folder_name = datetime.datetime.now().strftime("%Y-%m-%d")
    image_key = f'gradio/{folder_name}/{file_name}.webp'
    payload_key = f'gradio/{folder_name}/{file_name}.json'

    # Save the image
    image_data.seek(0)  # Go to the start of the BytesIO object
    s3.upload_fileobj(image_data, bucket_name, image_key, ExtraArgs={'ContentType': 'image/webp'})

    # Save the payload
    payload_data = io.BytesIO(payload.encode('utf-8'))
    s3.upload_fileobj(payload_data, bucket_name, payload_key, ExtraArgs={'ContentType': 'application/json'})


# Function to handle the NovelAI API request
def generate_novelai_image(input_text, quality_tags, seed, negative_prompt, scale, ratio, sampler):
    jwt_token = os.environ.get('NAI_API_KEY')
    if ratio == "Landscape (1216x832)":
        width = 1216
        height = 832
    elif ratio == "Square (1024x1024)":
        width = 1024
        height = 1024
    elif ratio == "Portrait (832x1216)":
        width = 832
        height = 1216
        
    # Check if quality tags are provided and append to input
    final_input = input_text
    if quality_tags:
        final_input += ", " + quality_tags

    # Assign a random seed if seed is -1
    if seed == -1:
        seed = random.randint(0, 2**32 - 1)

    # Define the API URL
    url = "https://api.novelai.net/ai/generate-image"

    # Set the headers
    headers = {
        "Authorization": f"Bearer {jwt_token}",
        "Content-Type": "application/json",
        "Origin": "https://novelai.net",
        "Referer": "https://novelai.net/"
    }

    # Define the payload
    payload = {
        "action": "generate",
        "input": final_input,
        "model": "nai-diffusion-3",
        "parameters": {
            "width": width,
            "height": height,
            "scale": scale,
            "sampler": sampler,
            "steps": 28,
            "n_samples": 1,
            "ucPreset": 0,
            "add_original_image": False,
            "cfg_rescale": 0,
            "controlnet_strength": 1,
            "dynamic_thresholding": False,
            "legacy": False,
            "negative_prompt": negative_prompt,
            "noise_schedule": "native",
            "qualityToggle": True,
            "seed": seed,
            "sm": False,
            "sm_dyn": False,
            "ucPreset": 0,
            "uncond_scale": 1,
        }
    }

    # Send the POST request
    response = requests.post(url, json=payload, headers=headers)

    # Process the response
    if response.headers.get('Content-Type') == 'application/x-zip-compressed':
        zipfile_in_memory = io.BytesIO(response.content)
        with zipfile.ZipFile(zipfile_in_memory, 'r') as zip_ref:
            file_names = zip_ref.namelist()
            if file_names:
                with zip_ref.open(file_names[0]) as file:
                    image = Image.open(file)

                    # Prepare to save the image to S3
                    buffered = io.BytesIO()
                    image.save(buffered, format="WEBP", quality=98)
                    file_name = str(int(datetime.datetime.now().timestamp()))
                    save_to_s3(buffered, json.dumps(payload, indent=4), file_name)

                    return np.array(image), json.dumps(payload, indent=4)

            else:
                return "No images found in the zip file.", json.dumps(payload, indent=4)
    else:
        return "The response is not a zip file.", json.dumps(payload, indent=4)

# Create Gradio interface
iface = gr.Interface(
    fn=generate_novelai_image,
    inputs=[
        gr.Textbox(label="Input Text"),
        gr.Textbox(label="Quality Tags", value="best quality, amazing quality, very aesthetic, absurdres"),
        gr.Slider(minimum=-1, maximum=2**32 - 1, step=1, value=-1, label="Seed"),
        gr.Textbox(label="Negative Prompt", value="nsfw, lowres, {bad}, error, fewer, extra, missing, worst quality, jpeg artifacts, bad quality, watermark, unfinished, displeasing, chromatic aberration, signature, extra digits, artistic error, username, scan, [abstract]"),
        gr.Slider(minimum=1, maximum=20, step=1, value=5, label="Scale"),
        gr.Radio(choices=["Landscape (1216x832)", "Square (1024x1024)", "Portrait (832x1216)"], value="Portrait (832x1216)"),
        gr.Dropdown(
            choices=[
                "k_euler", "k_euler_ancestral", "k_dpmpp_2s_ancestral", 
                "k_dpmpp_2m", "k_dpmpp_sde", "ddim_v3"
            ],
            value="k_euler",
            label="Sampler"
        )
    ],
    outputs=[
        "image",
        gr.Textbox(label="Submitted Payload")
    ]
)

try:
    iface.launch(share=True)
except RuntimeError: # use in HF spaces
    iface.launch()