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Fix some broken behaviour in SongLoader when loading a playlist that was bigger than one GstBuffer. The pipeline would be stopped early because it was still asynchronously moving to the PLAYING state.

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This commit is contained in:
David Sansome 2012-03-11 17:20:12 +00:00
parent 0cfeeb467a
commit c27b8a5e95
2 changed files with 16 additions and 7 deletions
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21
src/core/songloader.cpp
View File

@ -473,11 +473,11 @@ void SongLoader::TypeFound(GstElement*, uint, GstCaps* caps, void* self) {
instance->StopTypefindAsync(true);
}
void SongLoader::DataReady(GstPad*, GstBuffer* buf, void* self) {
gboolean SongLoader::DataReady(GstPad*, GstBuffer* buf, void* self) {
SongLoader* instance = static_cast<SongLoader*>(self);
if (instance->state_ == Finished)
return;
return true;
// Append the data to the buffer
instance->buffer_.append(reinterpret_cast<const char*>(GST_BUFFER_DATA(buf)),
@ -490,6 +490,8 @@ void SongLoader::DataReady(GstPad*, GstBuffer* buf, void* self) {
// Got enough that we can test the magic
instance->MagicReady();
}
return true;
}
gboolean SongLoader::BusCallback(GstBus*, GstMessage* msg, gpointer self) {
@ -504,11 +506,12 @@ gboolean SongLoader::BusCallback(GstBus*, GstMessage* msg, gpointer self) {
break;
}
return FALSE;
return TRUE;
}
GstBusSyncReply SongLoader::BusCallbackSync(GstBus*, GstMessage* msg, gpointer self) {
SongLoader* instance = reinterpret_cast<SongLoader*>(self);
switch (GST_MESSAGE_TYPE(msg)) {
case GST_MESSAGE_EOS:
instance->EndOfStreamReached();
@ -605,9 +608,15 @@ void SongLoader::MagicReady() {
}
bool SongLoader::IsPipelinePlaying() {
GstState pipeline_state;
gst_element_get_state(pipeline_.get(), &pipeline_state, NULL, GST_MSECOND);
return pipeline_state == GST_STATE_PLAYING;
GstState state = GST_STATE_NULL;
GstState pending_state = GST_STATE_NULL;
GstStateChangeReturn ret = gst_element_get_state(pipeline_.get(), &state, &pending_state, GST_SECOND);
if (ret == GST_STATE_CHANGE_ASYNC && pending_state == GST_STATE_PLAYING) {
// We're still on the way to playing
return true;
}
return state == GST_STATE_PLAYING;
}
void SongLoader::StopTypefindAsync(bool success) {

2
src/core/songloader.h
View File

@ -95,7 +95,7 @@ private:
// GStreamer callbacks
static void TypeFound(GstElement* typefind, uint probability, GstCaps* caps, void* self);
static void DataReady(GstPad*, GstBuffer* buf, void* self);
static gboolean DataReady(GstPad*, GstBuffer* buf, void* self);
static GstBusSyncReply BusCallbackSync(GstBus*, GstMessage*, gpointer);
static gboolean BusCallback(GstBus*, GstMessage*, gpointer);