1 files changed, 2 insertions, 2 deletions
diff --git a/examples/multimedia/audiooutput/audiooutput.cpp b/examples/multimedia/audiooutput/audiooutput.cpp
index bc2324e..451cc67 100644
--- a/examples/multimedia/audiooutput/audiooutput.cpp
+++ b/examples/multimedia/audiooutput/audiooutput.cpp
@@ -132,9 +132,9 @@ void Generator::generateData(const QAudioFormat &format, qint64 durationUs, int
 qint64 Generator::readData(char *data, qint64 len)
 {
     qint64 total = 0;
-    while (len - total) {
+    while (len - total > 0) {
         const qint64 chunk = qMin((m_buffer.size() - m_pos), len - total);
-        memcpy(data, m_buffer.constData() + m_pos, chunk);
+        memcpy(data + total, m_buffer.constData() + m_pos, chunk);
         m_pos = (m_pos + chunk) % m_buffer.size();
         total += chunk;
     }