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gstpinos: add stream-properties

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Add a property to set the stream properties in the source and sink
streams.
This commit is contained in:
Wim Taymans 2015-12-09 13:27:43 +01:00
parent c3fce0103b
commit 8a7d5a7f80
5 changed files with 96 additions and 3 deletions
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47
src/gst/gstpinossrc.c
View file

@ -54,6 +54,7 @@ enum
PROP_0,
PROP_PATH,
PROP_CLIENT_NAME,
PROP_STREAM_PROPERTIES,
};
@ -99,6 +100,13 @@ gst_pinos_src_set_property (GObject * object, guint prop_id,
pinossrc->client_name = g_value_dup_string (value);
break;
case PROP_STREAM_PROPERTIES:
if (pinossrc->properties)
gst_structure_free (pinossrc->properties);
pinossrc->properties =
gst_structure_copy (gst_value_get_structure (value));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -120,6 +128,10 @@ gst_pinos_src_get_property (GObject * object, guint prop_id,
g_value_set_string (value, pinossrc->client_name);
break;
case PROP_STREAM_PROPERTIES:
gst_value_set_structure (value, pinossrc->properties);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -158,6 +170,8 @@ gst_pinos_src_finalize (GObject * object)
{
GstPinosSrc *pinossrc = GST_PINOS_SRC (object);
if (pinossrc->properties)
gst_structure_free (pinossrc->properties);
g_object_unref (pinossrc->fd_allocator);
if (pinossrc->clock)
gst_object_unref (pinossrc->clock);
@ -202,6 +216,15 @@ gst_pinos_src_class_init (GstPinosSrcClass * klass)
G_PARAM_READWRITE |
G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class,
PROP_STREAM_PROPERTIES,
g_param_spec_boxed ("stream-properties",
"stream properties",
"list of pinos stream properties",
GST_TYPE_STRUCTURE,
G_PARAM_READWRITE |
G_PARAM_STATIC_STRINGS));
gstelement_class->provide_clock = gst_pinos_src_provide_clock;
gstelement_class->change_state = gst_pinos_src_change_state;
@ -736,10 +759,25 @@ on_context_notify (GObject *gobject,
pinos_main_loop_signal (pinossrc->loop, FALSE);
}
static gboolean
copy_properties (GQuark field_id,
const GValue *value,
gpointer user_data)
{
PinosProperties *properties = user_data;
if (G_VALUE_HOLDS_STRING (value))
pinos_properties_set (properties,
g_quark_to_string (field_id),
g_value_get_string (value));
return TRUE;
}
static gboolean
gst_pinos_src_open (GstPinosSrc * pinossrc)
{
GError *error = NULL;
PinosProperties *props;
pinossrc->context = g_main_context_new ();
GST_DEBUG ("context %p", pinossrc->context);
@ -766,7 +804,14 @@ gst_pinos_src_open (GstPinosSrc * pinossrc)
pinos_main_loop_wait (pinossrc->loop);
}
pinossrc->stream = pinos_stream_new (pinossrc->ctx, pinossrc->client_name, NULL);
if (pinossrc->properties) {
props = pinos_properties_new (NULL, NULL);
gst_structure_foreach (pinossrc->properties, copy_properties, props);
} else {
props = NULL;
}
pinossrc->stream = pinos_stream_new (pinossrc->ctx, pinossrc->client_name, props);
g_signal_connect (pinossrc->stream, "notify::state", (GCallback) on_stream_notify, pinossrc);
g_signal_connect (pinossrc->stream, "new-buffer", (GCallback) on_new_buffer, pinossrc);
pinos_main_loop_unlock (pinossrc->loop);