updating PROTO_OVERHEAD

Author: guillaumemichel

misc/webrtc-utils/src/stream.rs

@@ -49,7 +49,7 @@ pub const MAX_MSG_LEN: usize = 256 * 1024; // 256 KiB
 /// Length of varint, in bytes.
 const VARINT_LEN: usize = 2;
 /// Overhead of the protobuf encoding, in bytes.
-const PROTO_OVERHEAD: usize = 5;
+const PROTO_OVERHEAD: usize = 7;
 /// Maximum length of data, in bytes.
 const MAX_DATA_LEN: usize = MAX_MSG_LEN - VARINT_LEN - PROTO_OVERHEAD;