From aeb203f2c6653311f79894467775bb47fb63b57c Mon Sep 17 00:00:00 2001
From: Awin Huang <awinhuang@gmail.com>
Date: Fri, 14 Apr 2023 20:16:16 +0800
Subject: [PATCH] vault backup: 2023-04-14 20:16:16

---
 .obsidian/workspace.json      | 28 ++++++++++++++++++++--------
 04. Programming/OpenCV API.md |  4 ++++
 2 files changed, 24 insertions(+), 8 deletions(-)
 create mode 100644 04. Programming/OpenCV API.md

diff --git a/.obsidian/workspace.json b/.obsidian/workspace.json
index 4239e37..3a64488 100644
--- a/.obsidian/workspace.json
+++ b/.obsidian/workspace.json
@@ -65,14 +65,26 @@
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+                "file": "04. Programming/OpenCV.md",
+                "mode": "source",
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+              }
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@@ -130,7 +142,7 @@
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-                "file": "05. 資料收集/向右曝光.md",
+                "file": "04. Programming/OpenCV API.md",
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                 "sortOrder": "alphabetical",
@@ -166,7 +178,7 @@
             "state": {
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-                "file": "05. 資料收集/向右曝光.md"
+                "file": "04. Programming/OpenCV API.md"
               }
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@@ -192,10 +204,12 @@
       "periodic-notes:Open today": false
     }
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-  "active": "de8dfcffe2f51230",
+  "active": "3243310ea226f3db",
   "lastOpenFiles": [
-    "05. 資料收集/Color Format.md",
+    "04. Programming/OpenCV.md",
+    "04. Programming/OpenCV API.md",
     "05. 資料收集/向右曝光.md",
+    "05. 資料收集/Color Format.md",
     "00. Inbox/01. TODO.md",
     "00. Inbox/00. Inbox.md",
     "05. 資料收集/台灣味的日本名字.md",
@@ -222,8 +236,6 @@
     "03. 專注Study/Android/Android programming.md",
     "01. 個人/00. Informations/Datas.md",
     "03. 專注Study/C++/C++20.md",
-    "03. 專注Study/Android/MediaCodec.md",
-    "03. 專注Study/Android/Android External Storage - Read, Write, Save File.md",
     "attachments/android_mediacodec_life_cycle.png",
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diff --git a/04. Programming/OpenCV API.md b/04. Programming/OpenCV API.md
new file mode 100644
index 0000000..a8cb231
--- /dev/null
+++ b/04. Programming/OpenCV API.md	
@@ -0,0 +1,4 @@
+## cv2.erode()
+Erosion 影像侵蝕對於移除影像中的小白雜點很有幫助，可用來去噪，例如影像中的小雜點，雜訊。
+
+## cv2.dilate()