1 files changed, 3 insertions, 0 deletions
diff --git a/encoder.h b/encoder.h
index 6d7a0c1..cdaaaaf 100644
--- a/encoder.h
+++ b/encoder.h
@@ -22,6 +22,9 @@ class Encoder {
 		
 		//! Read into provided buffer.
 		virtual std::size_t read(char* buf, std::size_t buf_size) = 0;
+
+		//! MIME type of output.
+		virtual std::string get_mime_type() = 0;
 };
 
 #endif