update mkvlib:fix bugs

2 files changed, 3 insertions, 3 deletions

diff --git a/mkvlib/ass.go b/mkvlib/ass.go
index 4cf869e..8570d3e 100644
--- a/mkvlib/ass.go
+++ b/mkvlib/ass.go
@@ -354,7 +354,7 @@ func (self *assProcessor) matchFonts() bool {
 			}
 			l := strings.LastIndex(_k[0], "-")
 			tk := ""
-			if l > 0 && len(_k[0]) > 1 {
+			if l > -1 && len(_k[0]) > 1 {
 				tk = _k[0][l+1:]
 			}
 			for __k, v := range m {
@@ -731,7 +731,7 @@ func (self *assProcessor) matchCache(k string) (string, string) {
 	_k := strings.Split(k, "^")
 	l := strings.LastIndex(_k[0], "-")
 	tk := ""
-	if l > 0 && len(_k[0]) > 1 {
+	if l > -1 && len(_k[0]) > 1 {
 		tk = _k[0][l+1:]
 	}
 	for _, v := range self.cache {
diff --git a/mkvlib/shared.go b/mkvlib/shared.go
index f11c8fa..4f0cbdd 100644
--- a/mkvlib/shared.go
+++ b/mkvlib/shared.go
@@ -11,7 +11,7 @@ import (
 )
 
 const libName = "mkvlib"
-const libVer = "v1.4.4"
+const libVer = "v1.4.5"
 
 const LibFName = libName + " " + libVer