decoder/mad: check InputStream::KnownSize()

51cda0be · Max Kellermann · 4da32911 · 51cda0be
Commit 51cda0be authored Aug 19, 2014 by Max Kellermann
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Showing with 2 additions and 2 deletions

MadDecoderPlugin.cxx src/decoder/plugins/MadDecoderPlugin.cxx +2 -2

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--- a/src/decoder/plugins/MadDecoderPlugin.cxx
+++ b/src/decoder/plugins/MadDecoderPlugin.cxx
@@ -769,9 +769,9 @@ MadDecoder::RestIncludingThisFrame() const
 inline void
 MadDecoder::FileSizeToSongLength()
 {
-	InputStream::offset_type rest = RestIncludingThisFrame();
+	if (input_stream.KnownSize()) {
+		InputStream::offset_type rest = RestIncludingThisFrame();

-	if (rest > 0) {
 		float frame_duration = mp3_frame_duration(&frame);

 		total_time = (rest * 8.0) / frame.header.bitrate;