bool CAVMediaFlow::GetStatus(u_int32_t valueName, void* pValue)
{
CMediaSource* source = NULL;
if (m_videoSource) {
source = m_videoSource;
} else if (m_audioSource) {
source = m_audioSource;
} else if (m_textSource) {
source = m_textSource;
}
switch (valueName) {
case FLOW_STATUS_DONE:
{
bool done = true;
if (m_videoSource) {
done = m_videoSource->IsDone();
}
if (m_audioSource) {
done = (done && m_audioSource->IsDone());
}
if (m_textSource) {
done = (done && m_textSource->IsDone());
}
*(bool*)pValue = done;
}
break;
case FLOW_STATUS_PROGRESS:
if (source) {
*(float*)pValue = source->GetProgress();
} else {
*(float*)pValue = 0.0;
}
break;
default:
return false;
}
return true;
}
