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fix: FTBFS from Arch Linux

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This commit is contained in:
Gary Wang 2024-10-27 18:03:36 +08:00
parent b2eb29ab5d
commit 5d609cdace
1 changed files with 4 additions and 2 deletions
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6
fftspectrum.cpp
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@ -26,6 +26,7 @@ FFTSpectrum::FFTSpectrum(QWidget* parent)
}); });
connect(m_audioBufferOutput, &QAudioBufferOutput::audioBufferReceived, this, [=](const QAudioBuffer& buffer) { connect(m_audioBufferOutput, &QAudioBufferOutput::audioBufferReceived, this, [=](const QAudioBuffer& buffer) {
if (!isVisible()) return;
const QAudioFormat& fmt = buffer.format(); const QAudioFormat& fmt = buffer.format();
const QAudioFormat::SampleFormat sampleFormat = fmt.sampleFormat(); const QAudioFormat::SampleFormat sampleFormat = fmt.sampleFormat();
QAudioFormat::ChannelConfig channelConfig = fmt.channelConfig(); QAudioFormat::ChannelConfig channelConfig = fmt.channelConfig();
@ -112,10 +113,11 @@ void FFTSpectrum::paintEvent(QPaintEvent* e)
if (!m_freq.empty()) { if (!m_freq.empty()) {
int width = this->width(); int width = this->width();
int height = this->height(); int height = this->height();
int barWidth = std::max(1ULL, width / m_freq.size()); int barWidth = std::max(1, (int)(width / m_freq.size()));
for (int i = 0; i < m_freq.size(); i++) { for (int i = 0; i < m_freq.size(); i++) {
int barHeight = static_cast<int>(sqrt(m_freq[i]) * height * 0.5); int barHeight = static_cast<int>(sqrt(m_freq[i]) * height * 0.5);
painter.fillRect(i * barWidth, height - barHeight, barWidth, barHeight, QColor(70, 130, 180, (int)(140 * m_freq[i]) + 90)); QColor color(70, 130, 180, std::min(255, (int)(140 * m_freq[i]) + 90));
painter.fillRect(i * barWidth, height - barHeight, barWidth, barHeight, color);
} }
} }
} }