fixed deleting/stopping video devices

This commit is contained in:
csoler 2015-09-02 22:14:04 -04:00
parent b1572c2924
commit 77c0d562fb
3 changed files with 22 additions and 6 deletions

View File

@ -157,6 +157,8 @@ void AudioInputConfig::togglePreview(bool b)
AudioInputConfig::~AudioInputConfig()
{
disconnect( qtTick, SIGNAL( timeout ( ) ), this, SLOT( on_Tick_timeout() ) );
graph_source->stop() ;
graph_source->setVideoInput(NULL) ;
@ -350,8 +352,10 @@ void AudioInputConfig::on_qcbTransmit_currentIndexChanged(int v) {
}
void AudioInputConfig::on_Tick_timeout() {
if (!inputAudioProcessor) {
void AudioInputConfig::on_Tick_timeout()
{
if (!inputAudioProcessor)
{
inputAudioProcessor = new QtSpeex::SpeexInputProcessor();
inputAudioProcessor->open(QIODevice::WriteOnly | QIODevice::Unbuffered);
@ -376,7 +380,7 @@ void AudioInputConfig::on_Tick_timeout() {
// also transmit encoded video
RsVOIPDataChunk chunk ;
while(videoInput->getNextEncodedPacket(chunk))
while((!videoInput->stopped()) && videoInput->getNextEncodedPacket(chunk))
{
videoProcessor->receiveEncodedData(chunk) ;
chunk.clear() ;

View File

@ -15,6 +15,11 @@ QVideoInputDevice::QVideoInputDevice(QWidget *parent)
_echo_output_device = NULL ;
}
bool QVideoInputDevice::stopped()
{
return _timer == NULL ;
}
void QVideoInputDevice::stop()
{
if(_timer != NULL)
@ -54,6 +59,9 @@ void QVideoInputDevice::start()
void QVideoInputDevice::grabFrame()
{
if(!_timer)
return ;
IplImage *img=cvQueryFrame(_capture_device);
if(img == NULL)
@ -87,6 +95,9 @@ void QVideoInputDevice::grabFrame()
bool QVideoInputDevice::getNextEncodedPacket(RsVOIPDataChunk& chunk)
{
if(!_timer)
return false ;
if(_video_processor)
return _video_processor->nextEncodedPacket(chunk) ;
else
@ -100,7 +111,8 @@ uint32_t QVideoInputDevice::currentBandwidth() const
QVideoInputDevice::~QVideoInputDevice()
{
stop() ;
stop() ;
_video_processor = NULL ;
}

View File

@ -51,8 +51,8 @@ class QVideoInputDevice: public QObject
void start() ;
void stop() ;
protected slots:
bool stopped();
protected slots:
void grabFrame() ;
signals: