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Discard any lingering data from the source

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This commit is contained in:
Andrzej Rybczak
2020-12-17 13:37:09 +01:00
parent 95c0678792
commit fbbb5637e7
1 changed files with 11 additions and 0 deletions
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11
src/screens/visualizer.cpp
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@@ -678,6 +678,17 @@ void Visualizer::Clear()
{ {
w.clear(); w.clear();
std::fill(m_rendered_samples.begin(), m_rendered_samples.end(), 0); std::fill(m_rendered_samples.begin(), m_rendered_samples.end(), 0);
// Discard any lingering data from the data source.
if (m_fifo >= 0)
{
ssize_t bytes_read;
do
bytes_read = read(m_fifo, m_incoming_samples.data(),
sizeof(int16_t) * m_incoming_samples.size());
while (bytes_read > 0);
}
} }
void Visualizer::ToggleVisualizationType() void Visualizer::ToggleVisualizationType()