From 8d553709ba851ee85111b87e8a6c0927d713e9c7 Mon Sep 17 00:00:00 2001
From: xiaoqidun <xiaoqidun@gmail.com>
Date: Thu, 10 Sep 2026 15:36:52 +0800
Subject: [PATCH] =?UTF-8?q?refactor(=E9=87=8D=E6=9E=84=E6=8F=90=E5=8D=87):?=
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---
 ofdgo_renderer_image.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/ofdgo_renderer_image.go b/ofdgo_renderer_image.go
index 5f7aac9..93ded87 100644
--- a/ofdgo_renderer_image.go
+++ b/ofdgo_renderer_image.go
@@ -395,6 +395,10 @@ func imageNRGBAAt(img image.Image, x, y int) color.NRGBA {
 	if src, ok := img.(*image.NRGBA); ok {
 		return src.NRGBAAt(x, y)
 	}
+	if src, ok := img.(*image.YCbCr); ok {
+		r, g, b, _ := src.YCbCrAt(x, y).RGBA()
+		return color.NRGBA{R: uint8(r >> 8), G: uint8(g >> 8), B: uint8(b >> 8), A: 255}
+	}
 	return color.NRGBAModel.Convert(img.At(x, y)).(color.NRGBA)
 }