Avoid copying fields when making Vorbis comment

2021-12-31 01:18:45 +01:00 · 2021-12-31 01:18:45 +01:00 · 41ddccb455
parent 4e80c31e98
commit 41ddccb455
1 changed files with 1 additions and 1 deletions
--- a/vorbis/vorbiscomment.cpp
+++ b/vorbis/vorbiscomment.cpp
@ -276,7 +276,7 @@ void VorbisComment::make(std::ostream &stream, VorbisCommentFlags flags, Diagnos
    writer.writeUInt32LE(0);
    // write fields
    std::uint32_t fieldsWritten = 0;
-    for (auto i : fields()) {
+    for (auto &i : fields()) {
        VorbisCommentField &field = i.second;
        if (!field.value().isEmpty()) {
            try {