diff --git a/config.json b/config.json
index 9d3cef5..d8c5d31 100644
--- a/config.json
+++ b/config.json
@@ -2,7 +2,8 @@
 	"server":{
         "host":"127.0.2.1",
         "port":80,
-        "count_page":25
+        "count_page":25,
+        "thumb_size":250
     },
 	"gb":{
         "id":"",
diff --git a/run.py b/run.py
index 45c2dc0..3677344 100644
--- a/run.py
+++ b/run.py
@@ -1,8 +1,9 @@
-from system_module import db, gelbooru, logger
+from system_module import db, gelbooru, logger, image_processor
 from flask import Flask, render_template, jsonify, send_from_directory, render_template_string, request
 import json
 import requests
 from pathlib import Path
+import subprocess
 import traceback
 import os
 
@@ -36,6 +37,8 @@ def find_file(filename, file_folders):
             return folder_path
     return None
 
+if not image_processor.check_ffmpeg(): print("WARNING!\n\nУ вас не установлен ffmpeg. Генерация превью для видео не доступна!")
+
 @app.route("/")
 def index():
     return render_template("index.html")
diff --git a/system_module/image_processor.py b/system_module/image_processor.py
index 107e8e4..012f142 100644
--- a/system_module/image_processor.py
+++ b/system_module/image_processor.py
@@ -1,4 +1,34 @@
-import PIL
+import subprocess
+from PIL import Image
+import os
 
-def generate_thumb():
+EXTENSIONS_IMG = ('.jpg', '.jpeg', '.png', '.gif', '.webp', '.bmp')
+EXTENSIONS_VID = ('.mp4', '.webm')
+VALID_EXTENSIONS = EXTENSIONS_IMG + EXTENSIONS_VID
+
+def check_ffmpeg():
+    try:
+        if os.name == 'nt': creationflags = subprocess.CREATE_NO_WINDOW
+        else: creationflags = 0
+        subprocess.run(["ffmpeg", "-version"], stdout=subprocess.PIPE, stderr=subprocess.PIPE, check=True, creationflags=creationflags)
+        return True
+    except (FileNotFoundError, subprocess.CalledProcessError):
+        return False
+
+def generate_video_thumbnail(input_path_file, output_path_file, TARGET_MIN_SIZE):
+    vf_scale = f"scale='if(gt(iw,ih),-1,{TARGET_MIN_SIZE})':'if(gt(iw,ih),{TARGET_MIN_SIZE},-1)'"
+    cmd = ["ffmpeg", "-y", "-i", input_path_file, "-ss", "00:00:00", "-vframes", "1", "-vf", vf_scale, "-q:v", "2", output_path_file]
+    if os.name == 'nt': creationflags = subprocess.CREATE_NO_WINDOW
+    else: creationflags = 0
+    result = subprocess.run(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE, creationflags=creationflags)
+    if result.returncode != 0:
+        raise Exception(f"FFmpeg error: {result.stderr.decode('utf-8', errors='ignore')}")
+
+def video_gen():
+    pass
+
+def image_and_gif_gen():
+    pass
+
+def generate_thumb(source_image, thumb_folder, TARGET_MIN_SIZE):
     pass
\ No newline at end of file