diff --git a/acorn.svg b/acorn.svg
new file mode 100644
index 000000000..705ed3ada
--- /dev/null
+++ b/acorn.svg
@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="32" height="32" fill="#000000" viewBox="0 0 256 256"><path d="M232,104a56.06,56.06,0,0,0-56-56H136a24,24,0,0,1,24-24,8,8,0,0,0,0-16,40,40,0,0,0-40,40H80a56.06,56.06,0,0,0-56,56,16,16,0,0,0,8,13.83V128c0,35.53,33.12,62.12,59.74,83.49C103.66,221.07,120,234.18,120,240a8,8,0,0,0,16,0c0-5.82,16.34-18.93,28.26-28.51C190.88,190.12,224,163.53,224,128V117.83A16,16,0,0,0,232,104ZM80,64h96a40.06,40.06,0,0,1,40,40H40A40,40,0,0,1,80,64Zm74.25,135c-10.62,8.52-20,16-26.25,23.37-6.25-7.32-15.63-14.85-26.25-23.37C77.8,179.79,48,155.86,48,128v-8H208v8C208,155.86,178.2,179.79,154.25,199Z"></path></svg>
\ No newline at end of file
diff --git a/add_image_with_rounding.js b/add_image_with_rounding.js
new file mode 100644
index 000000000..47f692f23
--- /dev/null
+++ b/add_image_with_rounding.js
@@ -0,0 +1,150 @@
+
+import pptxgen from "pptxgenjs";
+
+const pptx = new pptxgen();
+
+const slide = pptx.addSlide();
+
+
+slide.addImage({
+	path: "https://files.chroniclehq.com/card-background-v2/thumbnail/v2-gradient-01-light.jpg",
+	x: 0.528,
+	y: 1.051,
+	w: 2.479,
+	h: 1.76,
+	rounding: true,
+	rectRadius: 0.2 
+});
+
+slide.addImage({
+	path: "https://files.chroniclehq.com/card-background-v2/thumbnail/v2-gradient-13-light.jpg",
+	x: 3.87,
+	y: 1.051,
+	w: 2.479,
+	h: 1.76,
+	rounding: true,
+	rectRadius: 0.2
+});
+
+slide.addImage({
+	path: "atom.svg", 
+	x: 0.628, 
+	y: 1.295,
+	w: 0.15, 
+	h: 0.15  
+});
+
+slide.addText("Card 1", {
+	x: 0.528,
+	y: 1.555,
+	w: 0.751,
+	h: 0.208,
+	fontSize: 14,
+	color: "050505",
+    align: "left"
+});
+
+slide.addText("Lorem ipsum dolor sit amet", {
+	x: 0.528,
+	y: 1.759,
+	w: 2.114,
+	h: 0.208,
+	fontSize: 12,
+	color: "050505",
+    align: "left"
+});
+
+slide.addText("Ut enim ad minim", {
+	x: 0.528,
+	y: 2.295,
+	w: 1.48,
+	h: 0.188,
+	fontSize: 12,
+	color: "050505",
+    align: "left"
+});
+
+slide.addText("Lorem ipsum dolor sit amet, consectetur adipiscing elit.", {
+	x: 4.051,
+	y: 1.862,
+	w: 2.114,
+	h: 0.188,
+	fontSize: 12,
+	color: "050505",
+    align: "left"
+});
+
+slide.addImage({
+	path: "https://files.chroniclehq.com/card-background-v2/thumbnail/v2-image-architecture-01.jpg",
+	x: 6.893,
+	y: 1.169,
+	w: 1.992,
+	h: 2.755,
+    sizing: {
+        type: "crop",
+        w: 1.992,
+        h: 2.755
+    },
+	rounding: true,
+	rectRadius: 0.2 
+});
+
+slide.addShape(pptx.ShapeType.roundRect, {
+    x: 0.528,        // Horizontal position in inches
+    y: 3.212,        // Vertical position in inches
+    w: 2.5,        // Width in inches
+    h: 2.0,        // Height in inches
+    fill: { color: "000000", transparency: 92 },
+    rectRadius: 0.2 
+  });
+
+  slide.addImage({
+	path: "acorn.svg", 
+	x: 0.628, 
+	y: 3.3,
+	w: 0.15, 
+	h: 0.15  
+});
+
+slide.addText("Card 3", {
+	x: 0.528,
+	y: 3.669,
+	w: 0.751,
+	h: 0.208,
+	fontSize: 14,
+	color: "050505",
+    align: "left"
+});
+
+slide.addText("Lorem ipsum dolor sit amet", {
+	x: 0.528,
+	y: 3.925,
+	w: 2.114,
+	h: 0.208,
+	fontSize: 12,
+	color: "050505",
+    align: "left"
+});
+
+slide.addText("Ut enim ad minim", {
+	x: 0.528,
+	y: 4.751,
+	w: 1.48,
+	h: 0.188,
+	fontSize: 12,
+	color: "050505",
+    align: "left"
+});
+
+
+
+
+const exportName = "Image_With_Rounding";
+pptx.writeFile({ fileName: exportName })
+	.then((fileName) => {
+		console.log(`Presentation exported: ${fileName}`);
+	})
+	.catch((err) => {
+		console.error(`ERROR: ${err}`);
+	});
+
diff --git a/atom.svg b/atom.svg
new file mode 100644
index 000000000..a73826218
--- /dev/null
+++ b/atom.svg
@@ -0,0 +1 @@
+<svg xmlns="http://www.w3.org/2000/svg" width="32" height="32" fill="#000000" viewBox="0 0 256 256"><path d="M196.12,128c24.65-34.61,37.22-70.38,19.74-87.86S162.61,35.23,128,59.88C93.39,35.23,57.62,22.66,40.14,40.14S35.23,93.39,59.88,128c-24.65,34.61-37.22,70.38-19.74,87.86h0c5.63,5.63,13.15,8.14,21.91,8.14,18.48,0,42.48-11.17,66-27.88C151.47,212.83,175.47,224,194,224c8.76,0,16.29-2.52,21.91-8.14h0C233.34,198.38,220.77,162.61,196.12,128Zm8.43-76.55c7.64,7.64,2.48,32.4-18.52,63.28a300.33,300.33,0,0,0-21.19-23.57A300.33,300.33,0,0,0,141.27,70C172.15,49,196.91,43.8,204.55,51.45ZM176.29,128a289.14,289.14,0,0,1-22.76,25.53A289.14,289.14,0,0,1,128,176.29a289.14,289.14,0,0,1-25.53-22.76A289.14,289.14,0,0,1,79.71,128,298.62,298.62,0,0,1,128,79.71a289.14,289.14,0,0,1,25.53,22.76A289.14,289.14,0,0,1,176.29,128ZM51.45,51.45c2.2-2.21,5.83-3.35,10.62-3.35C73.89,48.1,92.76,55,114.72,70A304,304,0,0,0,91.16,91.16,300.33,300.33,0,0,0,70,114.73C49,83.85,43.81,59.09,51.45,51.45Zm0,153.1C43.81,196.91,49,172.15,70,141.27a300.33,300.33,0,0,0,21.19,23.57A304.18,304.18,0,0,0,114.73,186C83.85,207,59.09,212.2,51.45,204.55Zm153.1,0c-7.64,7.65-32.4,2.48-63.28-18.52a304.18,304.18,0,0,0,23.57-21.19A300.33,300.33,0,0,0,186,141.27C207,172.15,212.19,196.91,204.55,204.55ZM140,128a12,12,0,1,1-12-12A12,12,0,0,1,140,128Z"></path></svg>
\ No newline at end of file
diff --git a/src/core-interfaces.ts b/src/core-interfaces.ts
index 52cb967d9..f7bd01e3f 100644
--- a/src/core-interfaces.ts
+++ b/src/core-interfaces.ts
@@ -513,6 +513,14 @@ export interface ImageProps extends PositionProps, DataOrPathProps, ObjectNamePr
 	 * @default false
 	 */
 	rounding?: boolean
+	/**
+	 * Rounded rectangle corner radius (only when rounding is true)
+	 * - values: 0.0 to 1.0 (0.0 = no rounding, 1.0 = maximum rounding)
+	 * @default undefined (uses default PowerPoint rounding)
+	 * @example 0.2 // 20% corner radius
+	 * @example 0.5 // 50% corner radius
+	 */
+	rectRadius?: number
 	/**
 	 * Shadow Props
 	 * - MS-PPT > Format Picture > Shadow
diff --git a/src/gen-objects.ts b/src/gen-objects.ts
index 6543cc052..a6a3356f9 100644
--- a/src/gen-objects.ts
+++ b/src/gen-objects.ts
@@ -451,6 +451,7 @@ export function addImageDefinition(target: PresSlide, opt: ImageProps): void {
 		h: intHeight || 1,
 		altText: opt.altText || '',
 		rounding: typeof opt.rounding === 'boolean' ? opt.rounding : false,
+		rectRadius: opt.rectRadius,
 		sizing,
 		placeholder: opt.placeholder,
 		rotate: opt.rotate || 0,
diff --git a/src/gen-xml.ts b/src/gen-xml.ts
index f1e3ecd9f..0d3307e43 100644
--- a/src/gen-xml.ts
+++ b/src/gen-xml.ts
@@ -608,7 +608,18 @@ function slideObjectToXml (slide: PresSlide | SlideLayout): string {
 				strSlideXml += `  <a:off x="${x}" y="${y}"/>`
 				strSlideXml += `  <a:ext cx="${imgWidth}" cy="${imgHeight}"/>`
 				strSlideXml += ' </a:xfrm>'
-				strSlideXml += ` <a:prstGeom prst="${rounding ? 'ellipse' : 'rect'}"><a:avLst/></a:prstGeom>`
+				if (rounding) {
+					strSlideXml += ` <a:prstGeom prst="roundRect"><a:avLst>`
+					if (slideItemObj.options.rectRadius !== undefined) {
+						// Calculate adjustment value: rectRadius is 0.0-1.0 (ratio), convert to Office Open XML adjustment value
+						// (rectRadius * EMU * 100000) / min(width, height)
+						const adjValue = Math.round((slideItemObj.options.rectRadius * EMU * 100000) / Math.min(imgWidth, imgHeight))
+						strSlideXml += `<a:gd name="adj" fmla="val ${adjValue}"/>`
+					}
+					strSlideXml += `</a:avLst></a:prstGeom>`
+				} else {
+					strSlideXml += ` <a:prstGeom prst="rect"><a:avLst/></a:prstGeom>`
+				}
 
 				// EFFECTS > SHADOW: REF: @see http://officeopenxml.com/drwSp-effects.php
 				if (slideItemObj.options.shadow && slideItemObj.options.shadow.type !== 'none') {