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decoder/mad: check InputStream::KnownSize()

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This commit is contained in:
Max Kellermann 2014-08-19 20:32:48 +02:00
parent 4da3291157
commit 51cda0be2a
1 changed files with 2 additions and 2 deletions
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4
src/decoder/plugins/MadDecoderPlugin.cxx
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@ -769,9 +769,9 @@ MadDecoder::RestIncludingThisFrame() const
inline void inline void
MadDecoder::FileSizeToSongLength() 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); float frame_duration = mp3_frame_duration(&frame);
total_time = (rest * 8.0) / frame.header.bitrate; total_time = (rest * 8.0) / frame.header.bitrate;