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Running
on
Zero
upload app (#24)
Browse files- upload app (5395fe044f98cdafbd2555e9bbb7b88560695cb6)
- app.py +512 -0
- requirements.txt +31 -0
app.py
ADDED
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| 1 |
+
import spaces
|
| 2 |
+
import json
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| 3 |
+
import math
|
| 4 |
+
import os
|
| 5 |
+
import traceback
|
| 6 |
+
from io import BytesIO
|
| 7 |
+
from typing import Any, Dict, List, Optional, Tuple
|
| 8 |
+
import re
|
| 9 |
+
import time
|
| 10 |
+
from threading import Thread
|
| 11 |
+
from io import BytesIO
|
| 12 |
+
import uuid
|
| 13 |
+
import tempfile
|
| 14 |
+
|
| 15 |
+
import gradio as gr
|
| 16 |
+
import requests
|
| 17 |
+
import torch
|
| 18 |
+
from PIL import Image
|
| 19 |
+
import fitz
|
| 20 |
+
import numpy as np
|
| 21 |
+
import torchvision.transforms as T
|
| 22 |
+
from torchvision.transforms.functional import InterpolationMode
|
| 23 |
+
|
| 24 |
+
|
| 25 |
+
from transformers import (
|
| 26 |
+
Qwen2_5_VLForConditionalGeneration,
|
| 27 |
+
Qwen2VLForConditionalGeneration,
|
| 28 |
+
AutoModelForCausalLM,
|
| 29 |
+
AutoModelForVision2Seq,
|
| 30 |
+
AutoModelForImageTextToText,
|
| 31 |
+
AutoModel,
|
| 32 |
+
AutoProcessor,
|
| 33 |
+
TextIteratorStreamer,
|
| 34 |
+
AutoTokenizer,
|
| 35 |
+
LlavaOnevisionForConditionalGeneration,
|
| 36 |
+
LlavaOnevisionProcessor,
|
| 37 |
+
)
|
| 38 |
+
|
| 39 |
+
from transformers.image_utils import load_image as hf_load_image
|
| 40 |
+
|
| 41 |
+
from reportlab.lib.pagesizes import A4
|
| 42 |
+
from reportlab.lib.styles import getSampleStyleSheet
|
| 43 |
+
from reportlab.platypus import SimpleDocTemplate, Image as RLImage, Paragraph, Spacer
|
| 44 |
+
from reportlab.lib.units import inch
|
| 45 |
+
|
| 46 |
+
# --- Constants and Model Setup ---
|
| 47 |
+
MAX_INPUT_TOKEN_LENGTH = 4096
|
| 48 |
+
device = torch.device("cuda" if torch.cuda.is_available() else "cpu")
|
| 49 |
+
|
| 50 |
+
print("CUDA_VISIBLE_DEVICES=", os.environ.get("CUDA_VISIBLE_DEVICES"))
|
| 51 |
+
print("torch.__version__ =", torch.__version__)
|
| 52 |
+
print("torch.version.cuda =", torch.version.cuda)
|
| 53 |
+
print("cuda available:", torch.cuda.is_available())
|
| 54 |
+
print("cuda device count:", torch.cuda.device_count())
|
| 55 |
+
if torch.cuda.is_available():
|
| 56 |
+
print("current device:", torch.cuda.current_device())
|
| 57 |
+
print("device name:", torch.cuda.get_device_name(torch.cuda.current_device()))
|
| 58 |
+
|
| 59 |
+
print("Using device:", device)
|
| 60 |
+
|
| 61 |
+
# --- InternVL3_5-2B-MPO Preprocessing Functions ---
|
| 62 |
+
IMAGENET_MEAN = (0.485, 0.456, 0.406)
|
| 63 |
+
IMAGENET_STD = (0.229, 0.224, 0.225)
|
| 64 |
+
|
| 65 |
+
def build_transform(input_size):
|
| 66 |
+
MEAN, STD = IMAGENET_MEAN, IMAGENET_STD
|
| 67 |
+
transform = T.Compose([
|
| 68 |
+
T.Lambda(lambda img: img.convert('RGB') if img.mode != 'RGB' else img),
|
| 69 |
+
T.Resize((input_size, input_size), interpolation=InterpolationMode.BICUBIC),
|
| 70 |
+
T.ToTensor(),
|
| 71 |
+
T.Normalize(mean=MEAN, std=STD)
|
| 72 |
+
])
|
| 73 |
+
return transform
|
| 74 |
+
|
| 75 |
+
def find_closest_aspect_ratio(aspect_ratio, target_ratios, width, height, image_size):
|
| 76 |
+
best_ratio_diff = float('inf')
|
| 77 |
+
best_ratio = (1, 1)
|
| 78 |
+
area = width * height
|
| 79 |
+
for ratio in target_ratios:
|
| 80 |
+
target_aspect_ratio = ratio[0] / ratio[1]
|
| 81 |
+
ratio_diff = abs(aspect_ratio - target_aspect_ratio)
|
| 82 |
+
if ratio_diff < best_ratio_diff:
|
| 83 |
+
best_ratio_diff = ratio_diff
|
| 84 |
+
best_ratio = ratio
|
| 85 |
+
elif ratio_diff == best_ratio_diff:
|
| 86 |
+
if area > 0.5 * image_size * image_size * ratio[0] * ratio[1]:
|
| 87 |
+
best_ratio = ratio
|
| 88 |
+
return best_ratio
|
| 89 |
+
|
| 90 |
+
def dynamic_preprocess(image, min_num=1, max_num=12, image_size=448, use_thumbnail=False):
|
| 91 |
+
orig_width, orig_height = image.size
|
| 92 |
+
aspect_ratio = orig_width / orig_height
|
| 93 |
+
|
| 94 |
+
target_ratios = set(
|
| 95 |
+
(i, j) for n in range(min_num, max_num + 1) for i in range(1, n + 1) for j in range(1, n + 1) if
|
| 96 |
+
i * j <= max_num and i * j >= min_num)
|
| 97 |
+
target_ratios = sorted(target_ratios, key=lambda x: x[0] * x[1])
|
| 98 |
+
|
| 99 |
+
target_aspect_ratio = find_closest_aspect_ratio(
|
| 100 |
+
aspect_ratio, target_ratios, orig_width, orig_height, image_size)
|
| 101 |
+
|
| 102 |
+
target_width = image_size * target_aspect_ratio[0]
|
| 103 |
+
target_height = image_size * target_aspect_ratio[1]
|
| 104 |
+
blocks = target_aspect_ratio[0] * target_aspect_ratio[1]
|
| 105 |
+
|
| 106 |
+
resized_img = image.resize((target_width, target_height))
|
| 107 |
+
processed_images = []
|
| 108 |
+
for i in range(blocks):
|
| 109 |
+
box = (
|
| 110 |
+
(i % (target_width // image_size)) * image_size,
|
| 111 |
+
(i // (target_width // image_size)) * image_size,
|
| 112 |
+
((i % (target_width // image_size)) + 1) * image_size,
|
| 113 |
+
((i // (target_width // image_size)) + 1) * image_size
|
| 114 |
+
)
|
| 115 |
+
split_img = resized_img.crop(box)
|
| 116 |
+
processed_images.append(split_img)
|
| 117 |
+
assert len(processed_images) == blocks
|
| 118 |
+
if use_thumbnail and len(processed_images) != 1:
|
| 119 |
+
thumbnail_img = image.resize((image_size, image_size))
|
| 120 |
+
processed_images.append(thumbnail_img)
|
| 121 |
+
return processed_images
|
| 122 |
+
|
| 123 |
+
def load_image_internvl(image, input_size=448, max_num=12):
|
| 124 |
+
transform = build_transform(input_size=input_size)
|
| 125 |
+
images = dynamic_preprocess(image, image_size=input_size, use_thumbnail=True, max_num=max_num)
|
| 126 |
+
pixel_values = [transform(img) for img in images]
|
| 127 |
+
pixel_values = torch.stack(pixel_values)
|
| 128 |
+
return pixel_values
|
| 129 |
+
|
| 130 |
+
# --- Model Loading ---
|
| 131 |
+
MODEL_ID_M = "LiquidAI/LFM2-VL-450M"
|
| 132 |
+
processor_m = AutoProcessor.from_pretrained(MODEL_ID_M, trust_remote_code=True)
|
| 133 |
+
model_m = AutoModelForImageTextToText.from_pretrained(
|
| 134 |
+
MODEL_ID_M, trust_remote_code=True, torch_dtype=torch.float16
|
| 135 |
+
).to(device).eval()
|
| 136 |
+
|
| 137 |
+
MODEL_ID_T = "LiquidAI/LFM2-VL-1.6B"
|
| 138 |
+
processor_t = AutoProcessor.from_pretrained(MODEL_ID_T, trust_remote_code=True)
|
| 139 |
+
model_t = AutoModelForImageTextToText.from_pretrained(
|
| 140 |
+
MODEL_ID_T, trust_remote_code=True, torch_dtype=torch.float16
|
| 141 |
+
).to(device).eval()
|
| 142 |
+
|
| 143 |
+
MODEL_ID_C = "HuggingFaceTB/SmolVLM-Instruct-250M"
|
| 144 |
+
processor_c = AutoProcessor.from_pretrained(MODEL_ID_C, trust_remote_code=True)
|
| 145 |
+
model_c = AutoModelForVision2Seq.from_pretrained(
|
| 146 |
+
MODEL_ID_C, trust_remote_code=True, torch_dtype=torch.float16, _attn_implementation="flash_attention_2"
|
| 147 |
+
).to(device).eval()
|
| 148 |
+
|
| 149 |
+
MODEL_ID_G = "echo840/MonkeyOCR-pro-1.2B"
|
| 150 |
+
SUBFOLDER = "Recognition"
|
| 151 |
+
processor_g = AutoProcessor.from_pretrained(
|
| 152 |
+
MODEL_ID_G, trust_remote_code=True, subfolder=SUBFOLDER
|
| 153 |
+
)
|
| 154 |
+
model_g = Qwen2_5_VLForConditionalGeneration.from_pretrained(
|
| 155 |
+
MODEL_ID_G, trust_remote_code=True, subfolder=SUBFOLDER, torch_dtype=torch.float16
|
| 156 |
+
).to(device).eval()
|
| 157 |
+
|
| 158 |
+
MODEL_ID_I = "UCSC-VLAA/VLAA-Thinker-Qwen2VL-2B"
|
| 159 |
+
processor_i = AutoProcessor.from_pretrained(MODEL_ID_I, trust_remote_code=True)
|
| 160 |
+
model_i = Qwen2VLForConditionalGeneration.from_pretrained(
|
| 161 |
+
MODEL_ID_I, trust_remote_code=True, torch_dtype=torch.float16
|
| 162 |
+
).to(device).eval()
|
| 163 |
+
|
| 164 |
+
MODEL_ID_A = "nanonets/Nanonets-OCR-s"
|
| 165 |
+
processor_a = AutoProcessor.from_pretrained(MODEL_ID_A, trust_remote_code=True)
|
| 166 |
+
model_a = Qwen2_5_VLForConditionalGeneration.from_pretrained(
|
| 167 |
+
MODEL_ID_A, trust_remote_code=True, torch_dtype=torch.float16
|
| 168 |
+
).to(device).eval()
|
| 169 |
+
|
| 170 |
+
MODEL_ID_X = "prithivMLmods/Megalodon-OCR-Sync-0713"
|
| 171 |
+
processor_x = AutoProcessor.from_pretrained(MODEL_ID_X, trust_remote_code=True)
|
| 172 |
+
model_x = Qwen2_5_VLForConditionalGeneration.from_pretrained(
|
| 173 |
+
MODEL_ID_X, trust_remote_code=True, torch_dtype=torch.float16
|
| 174 |
+
).to(device).eval()
|
| 175 |
+
|
| 176 |
+
# --- Moondream2 Model Loading ---
|
| 177 |
+
MODEL_ID_MD = "vikhyatk/moondream2"
|
| 178 |
+
REVISION_MD = "2025-06-21"
|
| 179 |
+
moondream = AutoModelForCausalLM.from_pretrained(
|
| 180 |
+
MODEL_ID_MD,
|
| 181 |
+
revision=REVISION_MD,
|
| 182 |
+
trust_remote_code=True,
|
| 183 |
+
torch_dtype=torch.float16,
|
| 184 |
+
device_map={"": "cuda"},
|
| 185 |
+
)
|
| 186 |
+
tokenizer_md = AutoTokenizer.from_pretrained(MODEL_ID_MD, revision=REVISION_MD)
|
| 187 |
+
|
| 188 |
+
# --- Qwen2.5-VL-3B-Abliterated-Caption-it ---
|
| 189 |
+
MODEL_ID_N = "prithivMLmods/Qwen2.5-VL-3B-Abliterated-Caption-it"
|
| 190 |
+
processor_n = AutoProcessor.from_pretrained(MODEL_ID_N, trust_remote_code=True)
|
| 191 |
+
model_n = Qwen2_5_VLForConditionalGeneration.from_pretrained(
|
| 192 |
+
MODEL_ID_N, trust_remote_code=True, torch_dtype=torch.float16
|
| 193 |
+
).to(device).eval()
|
| 194 |
+
|
| 195 |
+
# --- LMM-R1-MGT-PerceReason ---
|
| 196 |
+
MODEL_ID_F = "VLM-Reasoner/LMM-R1-MGT-PerceReason"
|
| 197 |
+
processor_f = AutoProcessor.from_pretrained(MODEL_ID_F, trust_remote_code=True)
|
| 198 |
+
model_f = Qwen2_5_VLForConditionalGeneration.from_pretrained(
|
| 199 |
+
MODEL_ID_F, trust_remote_code=True, torch_dtype=torch.float16
|
| 200 |
+
).to(device).eval()
|
| 201 |
+
|
| 202 |
+
# TencentBAC/TBAC-VLR1-3B
|
| 203 |
+
MODEL_ID_G = "TencentBAC/TBAC-VLR1-3B"
|
| 204 |
+
processor_g = AutoProcessor.from_pretrained(MODEL_ID_G, trust_remote_code=True)
|
| 205 |
+
model_g = Qwen2_5_VLForConditionalGeneration.from_pretrained(
|
| 206 |
+
MODEL_ID_G, trust_remote_code=True, torch_dtype=torch.float16
|
| 207 |
+
).to(device).eval()
|
| 208 |
+
|
| 209 |
+
# OCRFlux-3B
|
| 210 |
+
MODEL_ID_V = "ChatDOC/OCRFlux-3B"
|
| 211 |
+
processor_v = AutoProcessor.from_pretrained(MODEL_ID_V, trust_remote_code=True)
|
| 212 |
+
model_v = Qwen2_5_VLForConditionalGeneration.from_pretrained(
|
| 213 |
+
MODEL_ID_V, trust_remote_code=True, torch_dtype=torch.float16
|
| 214 |
+
).to(device).eval()
|
| 215 |
+
|
| 216 |
+
MODEL_ID_O = "HuggingFaceTB/SmolVLM-500M-Instruct"
|
| 217 |
+
processor_o = AutoProcessor.from_pretrained(MODEL_ID_O, trust_remote_code=True)
|
| 218 |
+
model_o = AutoModelForVision2Seq.from_pretrained(
|
| 219 |
+
MODEL_ID_O, trust_remote_code=True, torch_dtype=torch.float16, _attn_implementation="flash_attention_2"
|
| 220 |
+
).to(device).eval()
|
| 221 |
+
|
| 222 |
+
# --- New Model: llava-onevision ---
|
| 223 |
+
MODEL_ID_LO = "llava-hf/llava-onevision-qwen2-0.5b-ov-hf"
|
| 224 |
+
processor_lo = LlavaOnevisionProcessor.from_pretrained(MODEL_ID_LO)
|
| 225 |
+
model_lo = LlavaOnevisionForConditionalGeneration.from_pretrained(
|
| 226 |
+
MODEL_ID_LO,
|
| 227 |
+
torch_dtype=torch.float16
|
| 228 |
+
).to(device).eval()
|
| 229 |
+
|
| 230 |
+
# OpenGVLab/InternVL3_5-2B-MPO ---
|
| 231 |
+
MODEL_ID_IV = 'OpenGVLab/InternVL3_5-2B-MPO'
|
| 232 |
+
model_iv = AutoModel.from_pretrained(
|
| 233 |
+
MODEL_ID_IV,
|
| 234 |
+
torch_dtype=torch.bfloat16,
|
| 235 |
+
trust_remote_code=True,
|
| 236 |
+
device_map="auto").eval()
|
| 237 |
+
tokenizer_iv = AutoTokenizer.from_pretrained(MODEL_ID_IV, trust_remote_code=True, use_fast=False)
|
| 238 |
+
|
| 239 |
+
|
| 240 |
+
# --- PDF Generation and Preview Utility Function ---
|
| 241 |
+
def generate_and_preview_pdf(image: Image.Image, text_content: str, font_size: int, line_spacing: float, alignment: str, image_size: str):
|
| 242 |
+
"""
|
| 243 |
+
Generates a PDF, saves it, and then creates image previews of its pages.
|
| 244 |
+
Returns the path to the PDF and a list of paths to the preview images.
|
| 245 |
+
"""
|
| 246 |
+
if image is None or not text_content or not text_content.strip():
|
| 247 |
+
raise gr.Error("Cannot generate PDF. Image or text content is missing.")
|
| 248 |
+
|
| 249 |
+
# --- 1. Generate the PDF ---
|
| 250 |
+
temp_dir = tempfile.gettempdir()
|
| 251 |
+
pdf_filename = os.path.join(temp_dir, f"output_{uuid.uuid4()}.pdf")
|
| 252 |
+
doc = SimpleDocTemplate(
|
| 253 |
+
pdf_filename,
|
| 254 |
+
pagesize=A4,
|
| 255 |
+
rightMargin=inch, leftMargin=inch,
|
| 256 |
+
topMargin=inch, bottomMargin=inch
|
| 257 |
+
)
|
| 258 |
+
styles = getSampleStyleSheet()
|
| 259 |
+
style_normal = styles["Normal"]
|
| 260 |
+
style_normal.fontSize = int(font_size)
|
| 261 |
+
style_normal.leading = int(font_size) * line_spacing
|
| 262 |
+
style_normal.alignment = {"Left": 0, "Center": 1, "Right": 2, "Justified": 4}[alignment]
|
| 263 |
+
|
| 264 |
+
story = []
|
| 265 |
+
|
| 266 |
+
img_buffer = BytesIO()
|
| 267 |
+
image.save(img_buffer, format='PNG')
|
| 268 |
+
img_buffer.seek(0)
|
| 269 |
+
|
| 270 |
+
page_width, _ = A4
|
| 271 |
+
available_width = page_width - 2 * inch
|
| 272 |
+
image_widths = {
|
| 273 |
+
"Small": available_width * 0.3,
|
| 274 |
+
"Medium": available_width * 0.6,
|
| 275 |
+
"Large": available_width * 0.9,
|
| 276 |
+
}
|
| 277 |
+
img_width = image_widths[image_size]
|
| 278 |
+
img = RLImage(img_buffer, width=img_width, height=image.height * (img_width / image.width))
|
| 279 |
+
story.append(img)
|
| 280 |
+
story.append(Spacer(1, 12))
|
| 281 |
+
|
| 282 |
+
cleaned_text = re.sub(r'#+\s*', '', text_content).replace("*", "")
|
| 283 |
+
text_paragraphs = cleaned_text.split('\n')
|
| 284 |
+
|
| 285 |
+
for para in text_paragraphs:
|
| 286 |
+
if para.strip():
|
| 287 |
+
story.append(Paragraph(para, style_normal))
|
| 288 |
+
|
| 289 |
+
doc.build(story)
|
| 290 |
+
|
| 291 |
+
# --- 2. Render PDF pages as images for preview ---
|
| 292 |
+
preview_images = []
|
| 293 |
+
try:
|
| 294 |
+
pdf_doc = fitz.open(pdf_filename)
|
| 295 |
+
for page_num in range(len(pdf_doc)):
|
| 296 |
+
page = pdf_doc.load_page(page_num)
|
| 297 |
+
pix = page.get_pixmap(dpi=150)
|
| 298 |
+
preview_img_path = os.path.join(temp_dir, f"preview_{uuid.uuid4()}_p{page_num}.png")
|
| 299 |
+
pix.save(preview_img_path)
|
| 300 |
+
preview_images.append(preview_img_path)
|
| 301 |
+
pdf_doc.close()
|
| 302 |
+
except Exception as e:
|
| 303 |
+
print(f"Error generating PDF preview: {e}")
|
| 304 |
+
|
| 305 |
+
return pdf_filename, preview_images
|
| 306 |
+
|
| 307 |
+
|
| 308 |
+
# --- Core Application Logic ---
|
| 309 |
+
@spaces.GPU
|
| 310 |
+
def process_document_stream(
|
| 311 |
+
model_name: str,
|
| 312 |
+
image: Image.Image,
|
| 313 |
+
prompt_input: str,
|
| 314 |
+
max_new_tokens: int,
|
| 315 |
+
temperature: float,
|
| 316 |
+
top_p: float,
|
| 317 |
+
top_k: int,
|
| 318 |
+
repetition_penalty: float
|
| 319 |
+
):
|
| 320 |
+
"""
|
| 321 |
+
Main generator function that handles model inference tasks with advanced generation parameters.
|
| 322 |
+
"""
|
| 323 |
+
if image is None:
|
| 324 |
+
yield "Please upload an image.", ""
|
| 325 |
+
return
|
| 326 |
+
if not prompt_input or not prompt_input.strip():
|
| 327 |
+
yield "Please enter a prompt.", ""
|
| 328 |
+
return
|
| 329 |
+
|
| 330 |
+
# --- Special Handling for Moondream2 ---
|
| 331 |
+
if model_name == "Moondream2(vision)":
|
| 332 |
+
image_embeds = moondream.encode_image(image)
|
| 333 |
+
answer = moondream.answer_question(
|
| 334 |
+
image_embeds=image_embeds,
|
| 335 |
+
question=prompt_input,
|
| 336 |
+
tokenizer=tokenizer_md
|
| 337 |
+
)
|
| 338 |
+
yield answer, answer
|
| 339 |
+
return
|
| 340 |
+
|
| 341 |
+
# --- Special Handling for InternVL ---
|
| 342 |
+
if model_name == "OpenGVLab/InternVL3_5-2B-MPO":
|
| 343 |
+
pixel_values = load_image_internvl(image, max_num=12).to(torch.bfloat16).to(device)
|
| 344 |
+
generation_config = dict(
|
| 345 |
+
max_new_tokens=max_new_tokens,
|
| 346 |
+
do_sample=True if temperature > 0 else False,
|
| 347 |
+
temperature=temperature,
|
| 348 |
+
top_p=top_p,
|
| 349 |
+
top_k=top_k,
|
| 350 |
+
repetition_penalty=repetition_penalty,
|
| 351 |
+
)
|
| 352 |
+
question = f"<image>\n{prompt_input}"
|
| 353 |
+
response = model_iv.chat(tokenizer_iv, pixel_values, question, generation_config)
|
| 354 |
+
yield response, response
|
| 355 |
+
return
|
| 356 |
+
|
| 357 |
+
|
| 358 |
+
processor = None
|
| 359 |
+
model = None
|
| 360 |
+
|
| 361 |
+
# --- Special Handling for Llava-OneVision ---
|
| 362 |
+
if model_name == "llava-onevision-qwen2-0.5b-ov-hf(mini)":
|
| 363 |
+
processor, model = processor_lo, model_lo
|
| 364 |
+
prompt = f"<|im_start|>user <image>\n{prompt_input}<|im_end|><|im_start|>assistant"
|
| 365 |
+
inputs = processor(text=prompt, images=image, return_tensors="pt").to(device, torch.float16)
|
| 366 |
+
# --- Generic Handling for all other models ---
|
| 367 |
+
else:
|
| 368 |
+
if model_name == "LFM2-VL-450M(fast)": processor, model = processor_m, model_m
|
| 369 |
+
elif model_name == "LFM2-VL-1.6B(fast)": processor, model = processor_t, model_t
|
| 370 |
+
elif model_name == "SmolVLM-Instruct-250M(smol)": processor, model = processor_c, model_c
|
| 371 |
+
elif model_name == "MonkeyOCR-pro-1.2B(ocr)": processor, model = processor_g, model_g
|
| 372 |
+
elif model_name == "VLAA-Thinker-Qwen2VL-2B(reason)": processor, model = processor_i, model_i
|
| 373 |
+
elif model_name == "Nanonets-OCR-s(ocr)": processor, model = processor_a, model_a
|
| 374 |
+
elif model_name == "Megalodon-OCR-Sync-0713(ocr)": processor, model = processor_x, model_x
|
| 375 |
+
elif model_name == "Qwen2.5-VL-3B-Abliterated-Caption-it(caption)": processor, model = processor_n, model_n
|
| 376 |
+
elif model_name == "LMM-R1-MGT-PerceReason(reason)": processor, model = processor_f, model_f
|
| 377 |
+
elif model_name == "TBAC-VLR1-3B(open-r1)": processor, model = processor_g, model_g
|
| 378 |
+
elif model_name == "OCRFlux-3B(ocr)": processor, model = processor_v, model_v
|
| 379 |
+
elif model_name == "SmolVLM-500M-Instruct(smol)": processor, model = processor_o, model_o
|
| 380 |
+
else:
|
| 381 |
+
yield "Invalid model selected.", ""
|
| 382 |
+
return
|
| 383 |
+
|
| 384 |
+
messages = [{"role": "user", "content": [{"type": "image", "image": image}, {"type": "text", "text": prompt_input}]}]
|
| 385 |
+
prompt_full = processor.apply_chat_template(messages, tokenize=False, add_generation_prompt=True)
|
| 386 |
+
inputs = processor(text=[prompt_full], images=[image], return_tensors="pt", padding=True, truncation=True, max_length=MAX_INPUT_TOKEN_LENGTH).to(device)
|
| 387 |
+
|
| 388 |
+
streamer = TextIteratorStreamer(processor, skip_prompt=True, skip_special_tokens=True)
|
| 389 |
+
|
| 390 |
+
generation_kwargs = {
|
| 391 |
+
**inputs,
|
| 392 |
+
"streamer": streamer,
|
| 393 |
+
"max_new_tokens": max_new_tokens,
|
| 394 |
+
"temperature": temperature,
|
| 395 |
+
"top_p": top_p,
|
| 396 |
+
"top_k": top_k,
|
| 397 |
+
"repetition_penalty": repetition_penalty,
|
| 398 |
+
"do_sample": True
|
| 399 |
+
}
|
| 400 |
+
|
| 401 |
+
thread = Thread(target=model.generate, kwargs=generation_kwargs)
|
| 402 |
+
thread.start()
|
| 403 |
+
|
| 404 |
+
buffer = ""
|
| 405 |
+
for new_text in streamer:
|
| 406 |
+
buffer += new_text
|
| 407 |
+
buffer = buffer.replace("<|im_end|>", "")
|
| 408 |
+
time.sleep(0.01)
|
| 409 |
+
yield buffer , buffer
|
| 410 |
+
|
| 411 |
+
yield buffer, buffer
|
| 412 |
+
|
| 413 |
+
|
| 414 |
+
# --- Gradio UI Definition ---
|
| 415 |
+
def create_gradio_interface():
|
| 416 |
+
"""Builds and returns the Gradio web interface."""
|
| 417 |
+
css = """
|
| 418 |
+
.main-container { max-width: 1400px; margin: 0 auto; }
|
| 419 |
+
.process-button { border: none !important; color: white !important; font-weight: bold !important; background-color: blue !important;}
|
| 420 |
+
.process-button:hover { background-color: darkblue !important; transform: translateY(-2px) !important; box-shadow: 0 4px 8px rgba(0,0,0,0.2) !important; }
|
| 421 |
+
#gallery { min-height: 400px; }
|
| 422 |
+
"""
|
| 423 |
+
with gr.Blocks(theme="bethecloud/storj_theme", css=css) as demo:
|
| 424 |
+
gr.HTML("""
|
| 425 |
+
<div class="title" style="text-align: center">
|
| 426 |
+
<h1>Tiny VLMs Lab🧪</h1>
|
| 427 |
+
<p style="font-size: 1.1em; color: #6b7280; margin-bottom: 0.6em;">
|
| 428 |
+
Tiny VLMs for Image Content Extraction and Understanding
|
| 429 |
+
</p>
|
| 430 |
+
</div>
|
| 431 |
+
""")
|
| 432 |
+
|
| 433 |
+
with gr.Row():
|
| 434 |
+
# Left Column (Inputs)
|
| 435 |
+
with gr.Column(scale=1):
|
| 436 |
+
model_choice = gr.Dropdown(
|
| 437 |
+
choices=["LFM2-VL-450M(fast)", "LFM2-VL-1.6B(fast)", "SmolVLM-Instruct-250M(smol)", "Moondream2(vision)",
|
| 438 |
+
"OpenGVLab/InternVL3_5-2B-MPO", "Megalodon-OCR-Sync-0713(ocr)",
|
| 439 |
+
"VLAA-Thinker-Qwen2VL-2B(reason)", "MonkeyOCR-pro-1.2B(ocr)",
|
| 440 |
+
"Qwen2.5-VL-3B-Abliterated-Caption-it(caption)", "Nanonets-OCR-s(ocr)",
|
| 441 |
+
"LMM-R1-MGT-PerceReason(reason)", "OCRFlux-3B(ocr)", "TBAC-VLR1-3B(open-r1)",
|
| 442 |
+
"SmolVLM-500M-Instruct(smol)", "llava-onevision-qwen2-0.5b-ov-hf(mini)"],
|
| 443 |
+
label="Select Model", value= "LFM2-VL-1.6B(fast)"
|
| 444 |
+
)
|
| 445 |
+
|
| 446 |
+
prompt_input = gr.Textbox(label="Query Input", placeholder="✦︎ Enter the prompt")
|
| 447 |
+
image_input = gr.Image(label="Upload Image", type="pil", sources=['upload'])
|
| 448 |
+
|
| 449 |
+
with gr.Accordion("Advanced Settings (PDF)", open=False):
|
| 450 |
+
max_new_tokens = gr.Slider(minimum=512, maximum=8192, value=2048, step=256, label="Max New Tokens")
|
| 451 |
+
temperature = gr.Slider(label="Temperature", minimum=0.1, maximum=4.0, step=0.1, value=0.6)
|
| 452 |
+
top_p = gr.Slider(label="Top-p (nucleus sampling)", minimum=0.05, maximum=1.0, step=0.05, value=0.9)
|
| 453 |
+
top_k = gr.Slider(label="Top-k", minimum=1, maximum=1000, step=1, value=50)
|
| 454 |
+
repetition_penalty = gr.Slider(label="Repetition penalty", minimum=1.0, maximum=2.0, step=0.05, value=1.2)
|
| 455 |
+
|
| 456 |
+
gr.Markdown("### PDF Export Settings")
|
| 457 |
+
font_size = gr.Dropdown(choices=["8", "10", "12", "14", "16", "18"], value="12", label="Font Size")
|
| 458 |
+
line_spacing = gr.Dropdown(choices=[1.0, 1.15, 1.5, 2.0], value=1.15, label="Line Spacing")
|
| 459 |
+
alignment = gr.Dropdown(choices=["Left", "Center", "Right", "Justified"], value="Justified", label="Text Alignment")
|
| 460 |
+
image_size = gr.Dropdown(choices=["Small", "Medium", "Large"], value="Medium", label="Image Size in PDF")
|
| 461 |
+
|
| 462 |
+
process_btn = gr.Button("🚀 Process Image", variant="primary", elem_classes=["process-button"], size="lg")
|
| 463 |
+
clear_btn = gr.Button("🗑️ Clear All", variant="secondary")
|
| 464 |
+
|
| 465 |
+
# Right Column (Outputs)
|
| 466 |
+
with gr.Column(scale=2):
|
| 467 |
+
with gr.Tabs() as tabs:
|
| 468 |
+
with gr.Tab("📝 Extracted Content"):
|
| 469 |
+
raw_output_stream = gr.Textbox(label="Raw Model Output Stream", interactive=False, lines=15, show_copy_button=True)
|
| 470 |
+
with gr.Row():
|
| 471 |
+
examples = gr.Examples(
|
| 472 |
+
examples=["examples/1.png", "examples/2.png", "examples/3.png",
|
| 473 |
+
"examples/4.png", "examples/5.png", "examples/6.png"],
|
| 474 |
+
inputs=image_input, label="Examples"
|
| 475 |
+
)
|
| 476 |
+
gr.Markdown("[Report-Bug💻](https://huggingface.co/spaces/prithivMLmods/Tiny-VLMs-Lab/discussions) | [prithivMLmods🤗](https://huggingface.co/prithivMLmods)")
|
| 477 |
+
|
| 478 |
+
with gr.Tab("📰 README.md"):
|
| 479 |
+
with gr.Accordion("(Result.md)", open=True):
|
| 480 |
+
markdown_output = gr.Markdown()
|
| 481 |
+
|
| 482 |
+
with gr.Tab("📋 PDF Preview"):
|
| 483 |
+
generate_pdf_btn = gr.Button("📄 Generate PDF & Render", variant="primary")
|
| 484 |
+
pdf_output_file = gr.File(label="Download Generated PDF", interactive=False)
|
| 485 |
+
pdf_preview_gallery = gr.Gallery(label="PDF Page Preview", show_label=True, elem_id="gallery", columns=2, object_fit="contain", height="auto")
|
| 486 |
+
|
| 487 |
+
# Event Handlers
|
| 488 |
+
def clear_all_outputs():
|
| 489 |
+
return None, "", "Raw output will appear here.", "", None, None
|
| 490 |
+
|
| 491 |
+
process_btn.click(
|
| 492 |
+
fn=process_document_stream,
|
| 493 |
+
inputs=[model_choice, image_input, prompt_input, max_new_tokens, temperature, top_p, top_k, repetition_penalty],
|
| 494 |
+
outputs=[raw_output_stream, markdown_output]
|
| 495 |
+
)
|
| 496 |
+
|
| 497 |
+
generate_pdf_btn.click(
|
| 498 |
+
fn=generate_and_preview_pdf,
|
| 499 |
+
inputs=[image_input, raw_output_stream, font_size, line_spacing, alignment, image_size],
|
| 500 |
+
outputs=[pdf_output_file, pdf_preview_gallery]
|
| 501 |
+
)
|
| 502 |
+
|
| 503 |
+
clear_btn.click(
|
| 504 |
+
clear_all_outputs,
|
| 505 |
+
outputs=[image_input, prompt_input, raw_output_stream, markdown_output, pdf_output_file, pdf_preview_gallery]
|
| 506 |
+
)
|
| 507 |
+
return demo
|
| 508 |
+
|
| 509 |
+
if __name__ == "__main__":
|
| 510 |
+
demo = create_gradio_interface()
|
| 511 |
+
|
| 512 |
+
demo.queue(max_size=50).launch(share=True, ssr_mode=False, show_error=True)
|
requirements.txt
ADDED
|
@@ -0,0 +1,31 @@
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 1 |
+
git+https://github.com/Dao-AILab/flash-attention.git
|
| 2 |
+
git+https://github.com/huggingface/transformers.git
|
| 3 |
+
git+https://github.com/huggingface/accelerate.git
|
| 4 |
+
git+https://github.com/huggingface/peft.git
|
| 5 |
+
transformers-stream-generator
|
| 6 |
+
huggingface_hub
|
| 7 |
+
albumentations
|
| 8 |
+
qwen-vl-utils
|
| 9 |
+
pyvips-binary
|
| 10 |
+
sentencepiece
|
| 11 |
+
opencv-python
|
| 12 |
+
docling-core
|
| 13 |
+
python-docx
|
| 14 |
+
torchvision
|
| 15 |
+
safetensors
|
| 16 |
+
matplotlib
|
| 17 |
+
num2words
|
| 18 |
+
reportlab
|
| 19 |
+
xformers
|
| 20 |
+
requests
|
| 21 |
+
pymupdf
|
| 22 |
+
hf_xet
|
| 23 |
+
spaces
|
| 24 |
+
pyvips
|
| 25 |
+
pillow
|
| 26 |
+
gradio
|
| 27 |
+
einops
|
| 28 |
+
torch
|
| 29 |
+
fpdf
|
| 30 |
+
timm
|
| 31 |
+
av
|