7 files changed, 61 insertions, 19 deletions
diff --git a/mkvlib/ass.go b/mkvlib/ass.go
index c29b281..705c82f 100644
--- a/mkvlib/ass.go
+++ b/mkvlib/ass.go
@@ -735,6 +735,28 @@ func (self *assProcessor) replaceFontNameInAss() bool {
 	return ec == 0
 }
 
+func (self *assProcessor) createFontCache(p string) *fontCache {
+	_m := self.getFontName(p)
+	_fonts := make([][]string, len(_m))
+	_types := make([][]string, len(_m))
+	for k, v := range _m {
+		_list := make([]string, 0)
+		for _k, _ := range v[0] {
+			_list = append(_list, _k)
+		}
+		_fonts[k] = _list
+		_list = make([]string, 0)
+		for _k, _ := range v[1] {
+			_list = append(_list, _k)
+		}
+		_types[k] = _list
+	}
+	if len(_fonts) > 0 && len(_types) > 0 {
+		return &fontCache{p, _fonts, _types}
+	}
+	return nil
+}
+
 func (self *assProcessor) createFontsCache(output string) []string {
 	cache := make([]fontCache, 0)
 	if !filepath.IsAbs(self._fonts) {
@@ -751,24 +773,10 @@ func (self *assProcessor) createFontsCache(output string) []string {
 			go func(x int) {
 				_item := fonts[x]
 				m.Lock()
-				_m := self.getFontName(_item)
-				_fonts := make([][]string, len(_m))
-				_types := make([][]string, len(_m))
-				for k, v := range _m {
-					_list := make([]string, 0)
-					for _k, _ := range v[0] {
-						_list = append(_list, _k)
-					}
-					_fonts[k] = _list
-					_list = make([]string, 0)
-					for _k, _ := range v[1] {
-						_list = append(_list, _k)
-					}
-					_types[k] = _list
-				}
-				if len(_fonts) > 0 && len(_types) > 0 {
+				c := self.createFontCache(_item)
+				if c != nil {
 					ok++
-					cache = append(cache, fontCache{_item, _fonts, _types})
+					cache = append(cache, *c)
 					printLog(self.lcb, "Cache font (%d/%d) done.", ok, l)
 				} else {
 					el = append(el, _item)
diff --git a/mkvlib/c/README.md b/mkvlib/c/README.md
index 873a992..dc652f8 100644
--- a/mkvlib/c/README.md
+++ b/mkvlib/c/README.md
@@ -67,10 +67,16 @@
 ### 查询相关
 
 - ```c
+  char* GetFontInfo(char* p);
+  //查询一个字体的信息
+  //p: 字体文件路径
+  //return: json格式的文件信息,如果出错会返回"null".
+  ```
+- ```c
   char* GetMKVInfo(char* file);
   //查询一个mkv文件内封的字幕和字体信息
   //file: 文件路径
-  //return: json格式的文件信息,如果出错会返回"null".
+  //return: json格式的字体信息,如果出错会返回"null".
   ```
 - ```c
   char* CheckSubset(char* file, logCallbac lcb);
diff --git a/mkvlib/c/exports.go b/mkvlib/c/exports.go
index c728b69..5cb8c0f 100644
--- a/mkvlib/c/exports.go
+++ b/mkvlib/c/exports.go
@@ -195,6 +195,16 @@ func Check(check, strict bool) {
 	getter.GetProcessorInstance().Check(check, strict)
 }
 
+//export GetFontInfo
+func GetFontInfo(p *C.char) *C.char {
+	if !checkInstance() {
+		return cs("")
+	}
+	info := getter.GetProcessorInstance().GetFontInfo(gs(p))
+	data, _ := json.Marshal(info)
+	return cs(string(data))
+}
+
 func cs(gs string) *C.char {
 	return C.CString(gs)
 }
diff --git a/mkvlib/c/sdk.cs b/mkvlib/c/sdk.cs
index 1958ae1..9b5c165 100644
--- a/mkvlib/c/sdk.cs
+++ b/mkvlib/c/sdk.cs
@@ -61,6 +61,9 @@ public static class mkvlib
     [DllImport("mkvlib.so")]
     static extern bool CopyFontsFromCache(IntPtr subs, IntPtr dist, logCallback lcb);
 
+    [DllImport("mkvlib.so")]
+    static extern IntPtr GetFontInfo(IntPtr p);
+
     #endregion
 
     public static bool InitInstance(Action<string> lcb)
@@ -154,6 +157,11 @@ public static class mkvlib
         Check(check, strict);
     }
 
+    public static string GetFontInfo(string p)
+    {
+        return css(GetFontInfo(cs(p)));
+    }
+
     public static string[] CreateFontsCache(string dir, string output, Action<string> lcb)
     {
         string result = css(CreateFontsCache(cs(dir), cs(output), _lcb(lcb)));
diff --git a/mkvlib/c/sdk.py b/mkvlib/c/sdk.py
index f9da485..613b115 100644
--- a/mkvlib/c/sdk.py
+++ b/mkvlib/c/sdk.py
@@ -84,6 +84,11 @@ def cache(ccs):
     _ccs = dumps(ccs)
     call(_ccs.encode())
 
+def getFontInfo(p):
+    call = lib.GetFontInfo
+    call.restype = c_char_p
+    return loads(call(p.encode()).decode())
+
 
 def createFontsCache(dir, output, lcb):
     call = lib.CreateFontsCache
diff --git a/mkvlib/mkv.go b/mkvlib/mkv.go
index 53e3161..379a905 100644
--- a/mkvlib/mkv.go
+++ b/mkvlib/mkv.go
@@ -374,6 +374,11 @@ func (self *mkvProcessor) CopyFontsFromCache(subs, dist string, lcb logCallback)
 	return obj.copyFontsFromCache()
 }
 
+func (self *mkvProcessor) GetFontInfo(p string) *fontCache {
+	obj := new(assProcessor)
+	return obj.createFontCache(p)
+}
+
 func (self *mkvProcessor) Cache(ccs []string) {
 	self.caches = ccs
 }
diff --git a/mkvlib/shared.go b/mkvlib/shared.go
index 423a350..cfabdd0 100644
--- a/mkvlib/shared.go
+++ b/mkvlib/shared.go
@@ -11,7 +11,7 @@ import (
 )
 
 const libName = "mkvlib"
-const libVer = "v1.7.3"
+const libVer = "v1.7.4"
 
 const LibFName = libName + " " + libVer