diff --git a/doc/基于ffmpeg的英伟达硬解SDK接口文档.docx b/doc/基于ffmpeg的英伟达硬解SDK接口文档.docx
new file mode 100644
index 0000000..e74c4ce
--- /dev/null
+++ b/doc/基于ffmpeg的英伟达硬解SDK接口文档.docx
diff --git a/doc/新SDK硬解资源占用情况.xlsx b/doc/新SDK硬解资源占用情况.xlsx
new file mode 100644
index 0000000..413df92
--- /dev/null
+++ b/doc/新SDK硬解资源占用情况.xlsx
diff --git a/doc/硬解SDK工作简报.pptx b/doc/硬解SDK工作简报.pptx
new file mode 100644
index 0000000..cc4b304
--- /dev/null
+++ b/doc/硬解SDK工作简报.pptx
diff --git a/src/FFNvDecoderManager.h b/src/FFNvDecoderManager.h
index 055f77a..f05e5c8 100644
--- a/src/FFNvDecoderManager.h
+++ b/src/FFNvDecoderManager.h
@@ -76,7 +76,7 @@ public:
     void startDecode(FFNvDecoder*);
 
     /**************************************************
-	* 鎺ュ彛锛歴tartDecode
+	* 鎺ュ彛锛歴tartAllDecode
 	* 鍔熻兘锛氬惎鍔ㄥ叏閮ㄨВ鐮�
 	* 鍙傛暟锛歷oid
 	* 杩斿洖锛歷oid
@@ -86,7 +86,7 @@ public:
 
     /**************************************************
 	* 鎺ュ彛锛歴tartDecodeByName
-	* 鍔熻兘锛氬惎鍔ㄨВ鐮佸櫒鍚嶇О瀵瑰簲鐨勮В鐮�
+	* 鍔熻兘锛氬惎鍔ㄥ悕绉板搴旂殑瑙ｇ爜鍣�
 	* 鍙傛暟锛歴tring name 瑙ｇ爜鍣ㄥ悕绉�
 	* 杩斿洖锛氭垚鍔熻繑鍥瀟rue锛屽け璐ヨ繑鍥瀎alse
 	* 澶囨敞锛�
@@ -96,7 +96,7 @@ public:
     /**************************************************
 	* 鎺ュ彛锛歝loseDecoderByName
 	* 鍔熻兘锛氬叧闂В鐮佸櫒鍚嶇О瀵瑰簲鐨勮В鐮�
-	* 鍙傛暟锛歴tring name 瑙ｇ爜鍣ㄥ悕绉�
+	* 鍙傛暟锛歝onst string name 瑙ｇ爜鍣ㄥ悕绉�
 	* 杩斿洖锛氭垚鍔熻繑鍥瀟rue锛屽け璐ヨ繑鍥瀎alse
 	* 澶囨敞锛�
 	**************************************************/