comparison data/fileio/WavFileReader.cpp @ 377:166c22eff678

* Ensure waveforms are strictly correct even when using a non-power-of-two
  non-power-of-sqrt-two block size with cacheing off and painting only small
  areas at a time

 WavFileReader::getInterleavedFrames(size_t start, size_t count,
 				    SampleBlock &results) const
 {
     if (count == 0) return;
     results.clear();
+    results.reserve(count * m_fileInfo.channels);
 
     QMutexLocker locker(&m_mutex);
 
     if (!m_file || !m_channelCount) {
         return;