virtual HRESULT STDMETHODCALLTYPE
VideoInputFormatChanged(BMDVideoInputFormatChangedEvents events,
IDeckLinkDisplayMode*mode,
BMDDetectedVideoInputFormatFlags)
{
// This only gets called if bmdVideoInputEnableFormatDetection was set
// when enabling video input
HRESULT result;
deckstring_t displayModeName = NULL;
if (!(events & bmdVideoInputDisplayModeChanged)) {
return S_OK;
}
mode->GetName(&displayModeName);
free_deckstring(displayModeName);
if (m_deckLinkInput) {
m_deckLinkInput->StopStreams();
result = m_deckLinkInput->EnableVideoInput(mode->GetDisplayMode(),
m_cfg_pixelFormat, m_cfg_inputFlags);
if (result != S_OK) {
goto bail;
}
m_deckLinkInput->StartStreams();
}
bail:
return S_OK;
}
void stop()
{
if ( !m_started )
return;
m_started = false;
// Release the wait in getFrame
pthread_mutex_lock( &m_mutex );
pthread_cond_broadcast( &m_condition );
pthread_mutex_unlock( &m_mutex );
m_decklinkInput->StopStreams();
m_decklinkInput->DisableVideoInput();
m_decklinkInput->DisableAudioInput();
// Cleanup queue
pthread_mutex_lock( &m_mutex );
while ( mlt_frame frame = (mlt_frame) mlt_deque_pop_back( m_queue ) )
mlt_frame_close( frame );
pthread_mutex_unlock( &m_mutex );
}
