static gboolean
gst_bus_source_check (GSource * source)
{
GstBusSource *bsrc = (GstBusSource *) source;
return gst_bus_have_pending (bsrc->bus);
}
void GStreamerWrapper::handleGStMessage()
{
if ( m_GstBus != NULL )
{
while ( gst_bus_have_pending( m_GstBus ) )
{
m_GstMessage = gst_bus_pop( m_GstBus );
if ( m_GstMessage != NULL )
{
// std::cout << "Message Type: " << GST_MESSAGE_TYPE_NAME( m_GstMessage ) << std::endl;
switch ( GST_MESSAGE_TYPE( m_GstMessage ) )
{
case GST_MESSAGE_ERROR:
GError* err;
gchar* debug;
gst_message_parse_error( m_GstMessage, &err, &debug );
std::cout << "Embedded video playback halted: module " << gst_element_get_name( GST_MESSAGE_SRC( m_GstMessage ) ) <<
" reported " << err->message << std::endl;
close();
g_error_free(err);
g_free(debug);
break;
case GST_MESSAGE_EOS:
switch ( m_LoopMode )
{
case NO_LOOP:
stop();
break;
case LOOP:
stop();
play();
break;
case BIDIRECTIONAL_LOOP:
m_PlayDirection = (PlayDirection)-m_PlayDirection;
stop();
play();
break;
default:
break;
}
break;
default:
break;
}
}
gst_object_unref( m_GstMessage );
}
}
}
/*!
* \brief handleMessage
* Handles gstreamer bus messages. Mainly for debugging purposes and ensuring clean shutdown on error
*/
void handleMessage(GstElement * pipeline)
{
GError *err = NULL;
gchar *debug = NULL;
GstBus* bus = NULL;
GstStreamStatusType tp;
GstElement * elem = NULL;
GstMessage* msg = NULL;
bus = gst_element_get_bus(pipeline);
while(gst_bus_have_pending(bus)) {
msg = gst_bus_pop(bus);
//printf("Got %s message\n", GST_MESSAGE_TYPE_NAME(msg));
if(gst_is_missing_plugin_message(msg))
{
//ERROR(1, "GStreamer: your gstreamer installation is missing a required plugin\n");
fprintf(stderr, "GStreamer: your gstreamer installation is missing a required plugin\n");
}
else
{
switch (GST_MESSAGE_TYPE (msg)) {
case GST_MESSAGE_STATE_CHANGED:
GstState oldstate, newstate, pendstate;
gst_message_parse_state_changed(msg, &oldstate, &newstate, &pendstate);
//fprintf(stderr, "state changed from %s to %s (pending: %s)\n", gst_element_state_get_name(oldstate),
// gst_element_state_get_name(newstate), gst_element_state_get_name(pendstate));
break;
case GST_MESSAGE_ERROR:
gst_message_parse_error(msg, &err, &debug);
//fprintf(stderr, "GStreamer Plugin: Embedded video playback halted; module %s reported: %s\n",
// gst_element_get_name(GST_MESSAGE_SRC (msg)), err->message);
g_error_free(err);
g_free(debug);
gst_element_set_state(GST_ELEMENT(pipeline), GST_STATE_NULL);
break;
case GST_MESSAGE_EOS:
//fprintf(stderr, "reached the end of the stream.");
break;
case GST_MESSAGE_STREAM_STATUS:
gst_message_parse_stream_status(msg,&tp,&elem);
//fprintf(stderr, "stream status: elem %s, %i\n", GST_ELEMENT_NAME(elem), tp);
break;
default:
//fprintf(stderr, "unhandled message\n");
break;
}
}
gst_message_unref(msg);
}
gst_object_unref(GST_OBJECT(bus));
}
void GStreamerBaseFrameSourceImpl::handleGStreamerMessages()
{
GstMessage* msg = NULL;
GError *err = NULL;
gchar *debug = NULL;
GstStreamStatusType tp;
GstElement * elem = NULL;
if (!bus)
return;
while (gst_bus_have_pending(bus))
{
msg = gst_bus_pop(bus);
if (gst_is_missing_plugin_message(msg))
{
printf("GStreamer: your gstreamer installation is missing a required plugin!\n");
end = true;
}
else
{
switch (GST_MESSAGE_TYPE(msg))
{
case GST_MESSAGE_STATE_CHANGED:
GstState oldstate, newstate, pendstate;
gst_message_parse_state_changed(msg, &oldstate, &newstate, &pendstate);
break;
case GST_MESSAGE_ERROR:
{
gst_message_parse_error(msg, &err, &debug);
std::unique_ptr<char[], GlibDeleter> name(gst_element_get_name(GST_MESSAGE_SRC (msg)));
printf("GStreamer Plugin: Embedded video playback halted; module %s reported: %s\n",
name.get(), err->message);
g_error_free(err);
g_free(debug);
end = true;
break;
}
case GST_MESSAGE_EOS:
end = true;
break;
case GST_MESSAGE_STREAM_STATUS:
gst_message_parse_stream_status(msg,&tp,&elem);
break;
default:
break;
}
}
gst_message_unref(msg);
}
}
static gboolean
gst_bus_source_prepare (GSource * source, gint * timeout)
{
GstBusSource *bsrc = (GstBusSource *) source;
/* we do this here now that we know that we're attached to a main context
* (we don't support detaching a source from a main context and then
* re-attaching it to a different main context) */
if (G_UNLIKELY (!bsrc->inited)) {
gst_bus_set_main_context (bsrc->bus, g_source_get_context (source));
bsrc->inited = TRUE;
}
*timeout = -1;
return gst_bus_have_pending (bsrc->bus);
}
void CvCapture_GStreamer::handleMessage()
{
GstBus* bus = gst_element_get_bus(pipeline);
while(gst_bus_have_pending(bus)) {
GstMessage* msg = gst_bus_pop(bus);
// printf("Got %s message\n", GST_MESSAGE_TYPE_NAME(msg));
switch (GST_MESSAGE_TYPE (msg)) {
case GST_MESSAGE_STATE_CHANGED:
GstState oldstate, newstate, pendstate;
gst_message_parse_state_changed(msg, &oldstate, &newstate, &pendstate);
// printf("state changed from %d to %d (%d)\n", oldstate, newstate, pendstate);
break;
case GST_MESSAGE_ERROR: {
GError *err;
gchar *debug;
gst_message_parse_error(msg, &err, &debug);
fprintf(stderr, "GStreamer Plugin: Embedded video playback halted; module %s reported: %s\n",
gst_element_get_name(GST_MESSAGE_SRC (msg)), err->message);
g_error_free(err);
g_free(debug);
gst_element_set_state(pipeline, GST_STATE_NULL);
break;
}
case GST_MESSAGE_EOS:
// CV_WARN("NetStream has reached the end of the stream.");
break;
default:
// CV_WARN("unhandled message\n");
break;
}
gst_message_unref(msg);
}
gst_object_unref(GST_OBJECT(bus));
}
void ofGstUtils::gstHandleMessage(){
GstBus *bus = gst_pipeline_get_bus(GST_PIPELINE(gstPipeline));
while(gst_bus_have_pending(bus)) {
GstMessage* msg = gst_bus_pop(bus);
if(appsink && appsink->on_message(msg)) continue;
ofLog(OF_LOG_VERBOSE,"GStreamer: Got %s message", GST_MESSAGE_TYPE_NAME(msg));
switch (GST_MESSAGE_TYPE (msg)) {
case GST_MESSAGE_BUFFERING:
gint pctBuffered;
gst_message_parse_buffering(msg,&pctBuffered);
ofLog(OF_LOG_VERBOSE,"GStreamer: buffering %i\%", pctBuffered);
if(isStream && !bLoaded && appsink){
appsink->on_stream_prepared();
}
if(pctBuffered<100){
gst_element_set_state (gstPipeline, GST_STATE_PAUSED);
}else if(!bPaused){
gst_element_set_state (gstPipeline, GST_STATE_PLAYING);
}
break;
case GST_MESSAGE_DURATION:{
GstFormat format=GST_FORMAT_TIME;
gst_element_query_duration(gstPipeline,&format,&durationNanos);
}break;
case GST_MESSAGE_STATE_CHANGED:{
GstState oldstate, newstate, pendstate;
gst_message_parse_state_changed(msg, &oldstate, &newstate, &pendstate);
if(isStream && !bLoaded && appsink){
appsink->on_stream_prepared();
}
/*seek_lock();
if(posChangingPaused && newstate==GST_STATE_PLAYING){
gst_element_set_state (gstPipeline, GST_STATE_PAUSED);
posChangingPaused=false;
}
seek_unlock();*/
ofLog(OF_LOG_VERBOSE,"GStreamer: state changed from " + getName(oldstate) + " to " + getName(newstate) + " (" + getName(pendstate) + ")");
}break;
case GST_MESSAGE_ASYNC_DONE:
ofLog(OF_LOG_VERBOSE,"GStreamer: async done");
break;
case GST_MESSAGE_ERROR: {
GError *err;
gchar *debug;
gst_message_parse_error(msg, &err, &debug);
ofLog(OF_LOG_ERROR, "GStreamer Plugin: Embedded video playback halted; module %s reported: %s",
gst_element_get_name(GST_MESSAGE_SRC (msg)), err->message);
g_error_free(err);
g_free(debug);
gst_element_set_state(GST_ELEMENT(gstPipeline), GST_STATE_NULL);
}break;
case GST_MESSAGE_EOS:
ofLog(OF_LOG_VERBOSE,"GStreamer: end of the stream.");
bIsMovieDone = true;
switch(loopMode){
case OF_LOOP_NORMAL:{
GstFormat format = GST_FORMAT_TIME;
GstSeekFlags flags = (GstSeekFlags) (GST_SEEK_FLAG_FLUSH |GST_SEEK_FLAG_KEY_UNIT);
gint64 pos;
gst_element_query_position(GST_ELEMENT(gstPipeline),&format,&pos);
float loopSpeed;
if(pos>0)
loopSpeed=-speed;
else
loopSpeed=speed;
if(!gst_element_seek(GST_ELEMENT(gstPipeline),
speed,
format,
flags,
GST_SEEK_TYPE_SET,
0,
GST_SEEK_TYPE_SET,
durationNanos)) {
ofLog(OF_LOG_WARNING,"GStreamer: unable to seek");
}
}break;
case OF_LOOP_PALINDROME:{
GstFormat format = GST_FORMAT_TIME;
GstSeekFlags flags = (GstSeekFlags) (GST_SEEK_FLAG_FLUSH |GST_SEEK_FLAG_KEY_UNIT);
gint64 pos;
gst_element_query_position(GST_ELEMENT(gstPipeline),&format,&pos);
float loopSpeed;
if(pos>0)
loopSpeed=-speed;
else
loopSpeed=speed;
if(!gst_element_seek(GST_ELEMENT(gstPipeline),
loopSpeed,
GST_FORMAT_UNDEFINED,
flags,
GST_SEEK_TYPE_NONE,
0,
GST_SEEK_TYPE_NONE,
0)) {
ofLog(OF_LOG_WARNING,"GStreamer: unable to seek");
}
}break;
default:
break;
}
break;
default:
ofLog(OF_LOG_VERBOSE,"GStreamer: unhandled message");
break;
}
gst_message_unref(msg);
}
gst_object_unref(GST_OBJECT(bus));
}
void ofGstUtils::gstHandleMessage(){
GstBus *bus = gst_pipeline_get_bus(GST_PIPELINE(gstPipeline));
while(gst_bus_have_pending(bus)) {
GstMessage* msg = gst_bus_pop(bus);
if(appsink && appsink->on_message(msg)) continue;
// ofLogVerbose() << "GStreamer: Got " << GST_MESSAGE_TYPE_NAME(msg) << " message from " << GST_MESSAGE_SRC_NAME(msg);
switch (GST_MESSAGE_TYPE (msg)) {
case GST_MESSAGE_BUFFERING:
gint pctBuffered;
gst_message_parse_buffering(msg,&pctBuffered);
//ofLog(OF_LOG_VERBOSE,"GStreamer: buffering %i\%", pctBuffered);
/*if(pctBuffered<100){
gst_element_set_state (gstPipeline, GST_STATE_PAUSED);
}else if(!bPaused){
gst_element_set_state (gstPipeline, GST_STATE_PLAYING);
}*/
break;
#if GST_VERSION_MAJOR==0
case GST_MESSAGE_DURATION:{
GstFormat format=GST_FORMAT_TIME;
gst_element_query_duration(gstPipeline,&format,&durationNanos);
}break;
#else
case GST_MESSAGE_DURATION_CHANGED:
gst_element_query_duration(gstPipeline,GST_FORMAT_TIME,&durationNanos);
break;
#endif
case GST_MESSAGE_STATE_CHANGED:{
GstState oldstate, newstate, pendstate;
gst_message_parse_state_changed(msg, &oldstate, &newstate, &pendstate);
if(isStream && newstate==GST_STATE_PAUSED && !bPlaying ){
bLoaded = true;
bPlaying = true;
if(!bPaused){
// cout << "setting stream pipeline to play " << endl;
play();
}
}
// ofLogVerbose() << "GStreamer: " << GST_MESSAGE_SRC_NAME(msg) << " state changed from " << getName(oldstate) + " to " + getName(newstate) + " (" + getName(pendstate) + ")";
}break;
case GST_MESSAGE_ASYNC_DONE:
gLogManager.log("GStreamer: async done",ELL_INFO);
break;
case GST_MESSAGE_ERROR: {
GError *err;
gchar *debug;
gst_message_parse_error(msg, &err, &debug);
/*
ofLog(OF_LOG_ERROR, "GStreamer Plugin: Embedded video playback halted; module %s reported: %s",
gst_element_get_name(GST_MESSAGE_SRC (msg)), err->message);
*/
g_error_free(err);
g_free(debug);
gst_element_set_state(GST_ELEMENT(gstPipeline), GST_STATE_NULL);
}break;
case GST_MESSAGE_EOS:
// ofLog(OF_LOG_VERBOSE,"GStreamer: end of the stream.");
bIsMovieDone = true;
if(appsink && !isAppSink) appsink->on_eos();
switch(loopMode){
/*
case OF_LOOP_NORMAL:{
GstFormat format = GST_FORMAT_TIME;
GstSeekFlags flags = (GstSeekFlags) (GST_SEEK_FLAG_FLUSH |GST_SEEK_FLAG_KEY_UNIT);
gint64 pos;
#if GST_VERSION_MAJOR==0
gst_element_query_position(GST_ELEMENT(gstPipeline),&format,&pos);
#else
gst_element_query_position(GST_ELEMENT(gstPipeline),format,&pos);
#endif
if(!gst_element_seek(GST_ELEMENT(gstPipeline),
speed,
format,
flags,
GST_SEEK_TYPE_SET,
0,
GST_SEEK_TYPE_SET,
durationNanos)) {
gLogManager.log("GStreamer: unable to seek");
}
}break;
case OF_LOOP_PALINDROME:{
GstFormat format = GST_FORMAT_TIME;
GstSeekFlags flags = (GstSeekFlags) (GST_SEEK_FLAG_FLUSH |GST_SEEK_FLAG_KEY_UNIT);
gint64 pos;
#if GST_VERSION_MAJOR==0
gst_element_query_position(GST_ELEMENT(gstPipeline),&format,&pos);
#else
gst_element_query_position(GST_ELEMENT(gstPipeline),format,&pos);
#endif
float loopSpeed;
if(pos>0)
loopSpeed=-speed;
else
loopSpeed=speed;
if(!gst_element_seek(GST_ELEMENT(gstPipeline),
loopSpeed,
GST_FORMAT_UNDEFINED,
flags,
GST_SEEK_TYPE_NONE,
0,
GST_SEEK_TYPE_NONE,
0)) {
gLogManager.log("GStreamer: unable to seek");
}
}break;
*/
default:
break;
}
break;
default:
// ofLogVerbose() << "GStreamer: unhandled message from " << GST_MESSAGE_SRC_NAME(msg);
break;
}
gst_message_unref(msg);
}
gst_object_unref(GST_OBJECT(bus));
}
gboolean GstPipe::source_prepare(GSource *source, gint *timeout) {
GstBusSource *bsrc = (GstBusSource *) source;
*timeout = -1;
return gst_bus_have_pending(bsrc->bus);
}
