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GstEnginePipeline: Use "source-setup" instead of "notify::source" signal

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This works with both playbin 2 and 3.

Possible fix for #1148
This commit is contained in:
Jonas Kvinge 2023-03-19 22:28:12 +01:00
parent 664a8c79a1
commit b16bec704a
2 changed files with 18 additions and 23 deletions
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39
src/engine/gstenginepipeline.cpp
View File

@ -300,7 +300,7 @@ bool GstEnginePipeline::InitFromUrl(const QByteArray &stream_url, const QUrl &or
if (!pipeline_) return false;
pad_added_cb_id_ = CHECKED_GCONNECT(G_OBJECT(pipeline_), "pad-added", &PadAddedCallback, this);
notify_source_cb_id_ = CHECKED_GCONNECT(G_OBJECT(pipeline_), "notify::source", &NotifySourceCallback, this);
notify_source_cb_id_ = CHECKED_GCONNECT(G_OBJECT(pipeline_), "source-setup", &SourceSetupCallback, this);
about_to_finish_cb_id_ = CHECKED_GCONNECT(G_OBJECT(pipeline_), "about-to-finish", &AboutToFinishCallback, this);
if (!InitAudioBin(error)) return false;
@ -788,43 +788,40 @@ void GstEnginePipeline::ElementAddedCallback(GstBin *bin, GstBin*, GstElement *e
}
void GstEnginePipeline::NotifySourceCallback(GstPlayBin *bin, GParamSpec *param_spec, gpointer self) {
void GstEnginePipeline::SourceSetupCallback(GstElement *playbin, GstElement *source, gpointer self) {
Q_UNUSED(param_spec)
Q_UNUSED(playbin)
GstEnginePipeline *instance = reinterpret_cast<GstEnginePipeline*>(self);
GstElement *element = nullptr;
g_object_get(bin, "source", &element, nullptr);
if (!element) {
return;
}
if (g_object_class_find_property(G_OBJECT_GET_CLASS(element), "device") && !instance->source_device().isEmpty()) {
if (g_object_class_find_property(G_OBJECT_GET_CLASS(source), "device") && !instance->source_device().isEmpty()) {
// Gstreamer is not able to handle device in URL (referring to Gstreamer documentation, this might be added in the future).
// Despite that, for now we include device inside URL: we decompose it during Init and set device here, when this callback is called.
g_object_set(element, "device", instance->source_device().toLocal8Bit().constData(), nullptr);
qLog(Debug) << "Setting device";
g_object_set(source, "device", instance->source_device().toLocal8Bit().constData(), nullptr);
}
if (g_object_class_find_property(G_OBJECT_GET_CLASS(element), "user-agent")) {
if (g_object_class_find_property(G_OBJECT_GET_CLASS(source), "user-agent")) {
qLog(Debug) << "Setting user-agent";
QString user_agent = QString("%1 %2").arg(QCoreApplication::applicationName(), QCoreApplication::applicationVersion());
g_object_set(element, "user-agent", user_agent.toUtf8().constData(), nullptr);
g_object_set(source, "user-agent", user_agent.toUtf8().constData(), nullptr);
}
if (g_object_class_find_property(G_OBJECT_GET_CLASS(element), "ssl-strict")) {
g_object_set(element, "ssl-strict", FALSE, nullptr);
if (g_object_class_find_property(G_OBJECT_GET_CLASS(source), "ssl-strict")) {
qLog(Debug) << "Turning off strict ssl";
g_object_set(source, "ssl-strict", FALSE, nullptr);
}
if (!instance->proxy_address_.isEmpty() && g_object_class_find_property(G_OBJECT_GET_CLASS(element), "proxy")) {
if (!instance->proxy_address_.isEmpty() && g_object_class_find_property(G_OBJECT_GET_CLASS(source), "proxy")) {
qLog(Debug) << "Setting proxy to" << instance->proxy_address_;
g_object_set(element, "proxy", instance->proxy_address_.toUtf8().constData(), nullptr);
g_object_set(source, "proxy", instance->proxy_address_.toUtf8().constData(), nullptr);
if (instance->proxy_authentication_ &&
g_object_class_find_property(G_OBJECT_GET_CLASS(element), "proxy-id") &&
g_object_class_find_property(G_OBJECT_GET_CLASS(element), "proxy-pw") &&
g_object_class_find_property(G_OBJECT_GET_CLASS(source), "proxy-id") &&
g_object_class_find_property(G_OBJECT_GET_CLASS(source), "proxy-pw") &&
!instance->proxy_user_.isEmpty() &&
!instance->proxy_pass_.isEmpty())
{
g_object_set(element, "proxy-id", instance->proxy_user_.toUtf8().constData(), "proxy-pw", instance->proxy_pass_.toUtf8().constData(), nullptr);
g_object_set(source, "proxy-id", instance->proxy_user_.toUtf8().constData(), "proxy-pw", instance->proxy_pass_.toUtf8().constData(), nullptr);
}
}
@ -835,8 +832,6 @@ void GstEnginePipeline::NotifySourceCallback(GstPlayBin *bin, GParamSpec *param_
instance->SetState(GST_STATE_PLAYING);
}
g_object_unref(element);
}
void GstEnginePipeline::NotifyVolumeCallback(GstElement *element, GParamSpec *param_spec, gpointer self) {

2
src/engine/gstenginepipeline.h
View File

@ -151,7 +151,7 @@ class GstEnginePipeline : public QObject {
static GstPadProbeReturn PlaybinProbeCallback(GstPad *pad, GstPadProbeInfo *info, gpointer self);
static void ElementAddedCallback(GstBin *bin, GstBin*, GstElement *element, gpointer self);
static void PadAddedCallback(GstElement *element, GstPad *pad, gpointer self);
static void NotifySourceCallback(GstPlayBin *bin, GParamSpec *param_spec, gpointer self);
static void SourceSetupCallback(GstElement *playbin, GstElement *source, gpointer self);
static void NotifyVolumeCallback(GstElement *element, GParamSpec *param_spec, gpointer self);
static void AboutToFinishCallback(GstPlayBin *playbin, gpointer self);
static GstBusSyncReply BusSyncCallback(GstBus *bus, GstMessage *msg, gpointer self);