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Introduce the concept of a Node

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Make an object for a processing node.
Implement a sink node. Make it possible to implement Sink and Source
interfaces to provide input/output from the node.
Improve pinosdepay to track fds and handle format changes.
This commit is contained in:
Wim Taymans 2016-05-05 13:31:18 +02:00
parent 7597e48e02
commit b885d40390
27 changed files with 3150 additions and 160 deletions
Download patch file Download diff file Expand all files Collapse all files

29
pinos/gst/gstpinossink.c
View file

@ -52,6 +52,7 @@ GST_DEBUG_CATEGORY_STATIC (pinos_sink_debug);
enum
{
PROP_0,
PROP_PATH,
PROP_CLIENT_NAME,
PROP_STREAM_PROPERTIES
};
@ -95,6 +96,7 @@ gst_pinos_sink_finalize (GObject * object)
gst_structure_free (pinossink->properties);
g_hash_table_unref (pinossink->fdids);
g_object_unref (pinossink->allocator);
g_free (pinossink->path);
g_free (pinossink->client_name);
G_OBJECT_CLASS (parent_class)->finalize (object);
@ -124,6 +126,15 @@ gst_pinos_sink_class_init (GstPinosSinkClass * klass)
gobject_class->set_property = gst_pinos_sink_set_property;
gobject_class->get_property = gst_pinos_sink_get_property;
g_object_class_install_property (gobject_class,
PROP_PATH,
g_param_spec_string ("path",
"Path",
"The sink path to connect to (NULL = default)",
NULL,
G_PARAM_READWRITE |
G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class,
PROP_CLIENT_NAME,
g_param_spec_string ("client-name",
@ -222,6 +233,11 @@ gst_pinos_sink_set_property (GObject * object, guint prop_id,
GstPinosSink *pinossink = GST_PINOS_SINK (object);
switch (prop_id) {
case PROP_PATH:
g_free (pinossink->path);
pinossink->path = g_value_dup_string (value);
break;
case PROP_CLIENT_NAME:
g_free (pinossink->client_name);
pinossink->client_name = g_value_dup_string (value);
@ -247,6 +263,10 @@ gst_pinos_sink_get_property (GObject * object, guint prop_id,
GstPinosSink *pinossink = GST_PINOS_SINK (object);
switch (prop_id) {
case PROP_PATH:
g_value_set_string (value, pinossink->path);
break;
case PROP_CLIENT_NAME:
g_value_set_string (value, pinossink->client_name);
break;
@ -270,6 +290,11 @@ on_new_buffer (GObject *gobject,
PinosBufferIter it;
GST_LOG_OBJECT (pinossink, "got new buffer");
if (pinossink->stream == NULL) {
GST_LOG_OBJECT (pinossink, "no stream");
return;
}
if (!pinos_stream_peek_buffer (pinossink->stream, &pbuf)) {
g_warning ("failed to capture buffer");
return;
@ -466,6 +491,8 @@ gst_pinos_sink_render (GstBaseSink * bsink, GstBuffer * buffer)
gst_memory_unref (mem);
GST_LOG ("sending fd index %d", p.id);
pinos_main_loop_lock (pinossink->loop);
if (pinos_stream_get_state (pinossink->stream) != PINOS_STREAM_STATE_STREAMING)
goto streaming_error;
@ -537,7 +564,7 @@ gst_pinos_sink_start (GstBaseSink * basesink)
g_signal_connect (pinossink->stream, "notify::state", (GCallback) on_stream_notify, pinossink);
g_signal_connect (pinossink->stream, "new-buffer", (GCallback) on_new_buffer, pinossink);
pinos_stream_connect_provide (pinossink->stream, 0, g_bytes_new_static ("ANY", strlen ("ANY")+1));
pinos_stream_connect_sink (pinossink->stream, pinossink->path, 0, g_bytes_new_static ("ANY", strlen ("ANY")+1));
while (TRUE) {
PinosStreamState state = pinos_stream_get_state (pinossink->stream);