From 5645ebc7d3e0471ab143d5fb011d20d747d004ae Mon Sep 17 00:00:00 2001
From: wonder <hezhaohui0807@163.com>
Date: Sun, 2 Nov 2025 13:35:03 +0800
Subject: [PATCH] =?UTF-8?q?=20=F0=9F=94=84Update:=20[Lab-1]=20RGB=20?=
 =?UTF-8?q?=E9=80=9A=E9=81=93=E5=88=86=E7=A6=BB?=
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---
 Lab-1/src/rgb_img.py | 34 ++++++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)
 create mode 100644 Lab-1/src/rgb_img.py

diff --git a/Lab-1/src/rgb_img.py b/Lab-1/src/rgb_img.py
new file mode 100644
index 0000000..ed3035d
--- /dev/null
+++ b/Lab-1/src/rgb_img.py
@@ -0,0 +1,34 @@
+import cv2
+from read_img import read_img
+
+def show_img_rgb(path):
+    inner_img = read_img(path)
+
+    # 检查通道数
+    if len(inner_img.shape) == 3:
+        channels = inner_img.shape[2]
+        if channels == 4:
+            print("图像是四通道（RGBA）")
+            # 分离RGBA通道
+            b, g, r, a = cv2.split(inner_img)
+            cv2.imshow('Blue', b)
+            cv2.imshow('Green', g)
+            cv2.imshow('Red', r)
+            cv2.imshow('Alpha', a)
+        elif channels == 3:
+            print("图像是三通道（BGR）")
+            b, g, r = cv2.split(inner_img)
+            cv2.imshow('Blue', b)
+            cv2.imshow('Green', g)
+            cv2.imshow('Red', r)
+        else:
+            print(f"图像是{channels}通道")
+    else:
+        print("图像是单通道（灰度图）")
+        cv2.imshow('Grayscale', inner_img)
+
+    cv2.waitKey(0)
+    cv2.destroyAllWindows()
+
+if __name__ == '__main__':
+    show_img_rgb('../img/1.jpeg')
\ No newline at end of file