void DownloadItem::updateInfoLabel()
{
if (m_reply->error() != QNetworkReply::NoError)
return;
qint64 bytesTotal = m_reply->header(QNetworkRequest::ContentLengthHeader).toULongLong();
bool running = !downloadedSuccessfully();
// update info label
double speed = currentSpeed();
double timeRemaining = remainingTime();
QString info;
if (running) {
QString remaining;
if (bytesTotal != 0) {
remaining = DownloadManager::timeString(timeRemaining);
}
info = QString(tr("%1 of %2 (%3/sec) - %4"))
.arg(DownloadManager::dataString(m_bytesReceived))
.arg(bytesTotal == 0 ? tr("?") : DownloadManager::dataString(bytesTotal))
.arg(DownloadManager::dataString((int)speed))
.arg(remaining);
} else {
if (m_bytesReceived == bytesTotal)
info = DownloadManager::dataString(m_output.size());
else
info = tr("%1 of %2 - Stopped")
.arg(DownloadManager::dataString(m_bytesReceived))
.arg(DownloadManager::dataString(bytesTotal));
}
downloadInfoLabel->setText(info);
}
double DownloadItem::remainingTime() const
{
if (!downloading())
return -1.0;
double timeRemaining = ((double)(bytesTotal() - bytesReceived())) / currentSpeed();
// When downloading the eta should never be 0
if (timeRemaining == 0)
timeRemaining = 1;
return timeRemaining;
}
double DownloadItem::remainingTime() const {
if (m_finishedDownloading)
return -1.0;
double speed = currentSpeed();
double timeRemaining = 0.0;
if (speed > 0.0)
timeRemaining = ((double)(bytesTotal() - bytesReceived())) / speed;
// When downloading the eta should never be 0
if (timeRemaining == 0)
timeRemaining = 1;
return timeRemaining;
}
size_t RawPlayer::framesUntilUpdate() const
{
return SampleRate * (currentSpeed() ? currentSpeed() : 0xffff) /
1193180; // timer oscillator speed / wait register = clock
// frequency
}
