Feat: use opus; buffered queue

1 files changed, 2 insertions, 2 deletions

diff --git a/main.go b/main.go
index b7b84f2..de3fa58 100644
--- a/main.go
+++ b/main.go
@@ -73,7 +73,7 @@ func linesToUtterances(lines []string, fd *FileData) []*Utterance {
 			RightTime: strings.TrimSpace(splitted[1]),
 			FD:        fd,
 		}
-		u.OutPath = fmt.Sprintf("%s/%s_%s_%s.wav", outdir, fd.AudioBase,
+		u.OutPath = fmt.Sprintf("%s/%s_%s_%s.opus", outdir, fd.AudioBase,
 			u.LeftTime, u.RightTime)
 
 		// todo: compare and filter time
@@ -166,7 +166,7 @@ func main() {
 	// filteredUtterances := []*Utterance{}
 
 	// === concurrent ===
-	queue := make(chan *Utterance)
+	queue := make(chan *Utterance, len(utterances))
 	done := make(chan bool, 1)
 
 	for _, ut := range utterances {