make AudioFormatInputSource bound-safe

CrSjimo · Oct 14, 2024 · 4307b8a · 4307b8a
1 parent 76cc2a0
commit 4307b8a
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/src/format/source/AudioFormatInputSource.cpp b/src/format/source/AudioFormatInputSource.cpp
@@ -82,11 +82,14 @@ namespace talcs {
         Q_D(AudioFormatInputSource);
         QMutexLocker locker(&d->mutex);
         Q_ASSERT(d->io && isOpen());
-        auto readLength = qMin(readData.length, length() - d->position);
+        auto readLength = qBound(qint64(0), readData.length, length() - d->position);
         d->resampler->process(readData);
         if (d->doStereoize && d->io->channelCount() == 1 && readData.buffer->channelCount() > 1) {
             readData.buffer->setSampleRange(1, readData.startPos, readLength, *readData.buffer, 0, readData.startPos);
         }
+        for (int ch = 0; ch < readData.buffer->channelCount(); ch++) {
+            readData.buffer->clear(ch, readData.startPos + readLength, readData.length - readLength);
+        }
         d->position += readLength;
         return readLength;
     }