diff --git a/__init__.py b/__init__.py
index ad3990d..5a5f917 100644
--- a/__init__.py
+++ b/__init__.py
@@ -3,6 +3,7 @@ from .flux_sampler_node import FluxSampler
 from .flux_controlnet_node import FluxControlNetApply
 from .boolean_basic_node import BooleanBasic
 from .boolean_reverse_node import BooleanReverse
+from .get_image_size_ratio_node import GetImageSizeRatio
 
 print("Initializing ControlAltAI Nodes")
 
@@ -12,6 +13,7 @@ NODE_CLASS_MAPPINGS = {
     "FluxControlNetApply": FluxControlNetApply,
     "BooleanBasic": BooleanBasic,
     "BooleanReverse": BooleanReverse,
+    "GetImageSizeRatio": GetImageSizeRatio
 }
 
 NODE_DISPLAY_NAME_MAPPINGS = {
@@ -20,4 +22,5 @@ NODE_DISPLAY_NAME_MAPPINGS = {
     "FluxControlNetApply": "Flux ControlNet",
     "BooleanBasic": "Boolean Basic",
     "BooleanReverse": "Boolean Reverse",
+    "GetImageSizeRatio": "Get Image Size & Ratio"
 }
\ No newline at end of file
diff --git a/flux_resolution_cal_node.py b/flux_resolution_cal_node.py
index a2bc8f4..1c03ba8 100644
--- a/flux_resolution_cal_node.py
+++ b/flux_resolution_cal_node.py
@@ -11,6 +11,10 @@ class FluxResolutionNode:
                     "3:2 (Golden Landscape)", "4:3 (Classic Landscape)", "5:3 (Wide Horizon)", "5:4 (Balanced Frame)", "7:5 (Elegant Landscape)", "8:5 (Cinematic View)",
                     "9:7 (Artful Horizon)", "16:9 (Panorama)", "19:9 (Cinematic Ultrawide)", "21:9 (Epic Ultrawide)", "32:9 (Extreme Ultrawide)"
                 ], {"default": "1:1 (Perfect Square)"}),
+                "custom_ratio": ("BOOLEAN", {"default": False, "label_on": "Enable", "label_off": "Disable"}),
+            },
+            "optional": {
+                "custom_aspect_ratio": ("STRING", {"default": "1:1"}),
             }
         }
 
@@ -20,27 +24,34 @@ class FluxResolutionNode:
     CATEGORY = "ControlAltAI Nodes/Flux"
     OUTPUT_NODE = True
 
-    def calculate_dimensions(self, megapixel, aspect_ratio):
+    def calculate_dimensions(self, megapixel, aspect_ratio, custom_ratio, custom_aspect_ratio=None):
         megapixel = float(megapixel)
-        # Extract the numeric ratio
-        numeric_ratio = aspect_ratio.split(' ')[0]
+        
+        if custom_ratio and custom_aspect_ratio:
+            numeric_ratio = custom_aspect_ratio
+        else:
+            numeric_ratio = aspect_ratio.split(' ')[0]
+        
         width_ratio, height_ratio = map(int, numeric_ratio.split(':'))
+        
         total_pixels = megapixel * 1_000_000
         dimension = (total_pixels / (width_ratio * height_ratio)) ** 0.5
         width = int(dimension * width_ratio)
         height = int(dimension * height_ratio)
 
-        # Determine rounding factor based on megapixel value
-        if megapixel in [0.1, 0.5, 1.0, 1.5]:
+        # Apply rounding logic based on megapixel value
+        if megapixel in [0.1, 0.5]:
             round_to = 8
-        if megapixel in [1.0, 1.5]:
+        elif megapixel in [1.0, 1.5]:
             round_to = 64
         else:  # 2.0 and above
             round_to = 32
+
         width = round(width / round_to) * round_to
         height = round(height / round_to) * round_to
 
         resolution = f"{width} x {height}"
+        
         return width, height, resolution
 
 NODE_CLASS_MAPPINGS = {
@@ -49,4 +60,4 @@ NODE_CLASS_MAPPINGS = {
 
 NODE_DISPLAY_NAME_MAPPINGS = {
     "FluxResolutionNode": "Flux Resolution Calculator",
-}
+}
\ No newline at end of file
diff --git a/get_image_size_ratio_node.py b/get_image_size_ratio_node.py
new file mode 100644
index 0000000..c3781fc
--- /dev/null
+++ b/get_image_size_ratio_node.py
@@ -0,0 +1,38 @@
+class GetImageSizeRatio:
+    @classmethod
+    def INPUT_TYPES(cls):
+        return {
+            "required": {
+                "image": ("IMAGE",)
+            }
+        }
+        
+    RETURN_TYPES = ("INT", "INT", "STRING")
+    RETURN_NAMES = ("width", "height", "ratio")
+    FUNCTION = "get_image_size_ratio"
+    
+    CATEGORY = "ControlAltAI Nodes/Image"
+    
+    def get_image_size_ratio(self, image):
+        _, height, width, _ = image.shape
+        
+        gcd = self.greatest_common_divisor(width, height)
+        ratio_width = width // gcd
+        ratio_height = height // gcd
+        
+        ratio = f"{ratio_width}:{ratio_height}"
+        
+        return width, height, ratio
+    
+    def greatest_common_divisor(self, a, b):
+        while b != 0:
+            a, b = b, a % b
+        return a
+
+NODE_CLASS_MAPPINGS = {
+    "GetImageSizeRatio": GetImageSizeRatio,
+}
+
+NODE_DISPLAY_NAME_MAPPINGS = {
+    "GetImageSizeRatio": "Get Image Size & Ratio",
+}
\ No newline at end of file