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Add an event handler to the GstOssSrc. Handle EOS events.

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Original commit message from CVS:
Add an event handler to the GstOssSrc. Handle EOS events.
This commit is contained in:
Iain Holmes 2002-12-06 01:23:41 +00:00
parent 8f5a50ba45
commit 3a96272da6
3 changed files with 38 additions and 3 deletions
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2
common

@ -1 +1 @@
Subproject commit c73793f7022cbc8ffd39f9c0b0587078f47c0b06
Subproject commit 9d5642850b94f5bc21d565f8c900a0606fbb518f

35
sys/oss/gstosssrc.c
View file

@ -92,6 +92,7 @@ static void gst_osssrc_get_property (GObject *object, guint prop_id, GValue *
static GstElementStateReturn gst_osssrc_change_state (GstElement *element);
static GstPadConnectReturn gst_osssrc_connect (GstPad *pad, GstCaps *caps);
static gboolean gst_osssrc_send_event (GstElement *element, GstEvent *event);
static void gst_osssrc_close_audio (GstOssSrc *src);
static gboolean gst_osssrc_open_audio (GstOssSrc *src);
static void gst_osssrc_sync_parms (GstOssSrc *osssrc);
@ -157,6 +158,7 @@ gst_osssrc_class_init (GstOssSrcClass *klass)
gobject_class->get_property = gst_osssrc_get_property;
gstelement_class->change_state = gst_osssrc_change_state;
gstelement_class->send_event = gst_osssrc_send_event;
}
static void
@ -176,6 +178,9 @@ gst_osssrc_init (GstOssSrc *osssrc)
osssrc->channels = 2;
osssrc->frequency = 44100;
osssrc->need_eos = FALSE;
osssrc->need_sync = FALSE;
osssrc->bytes_per_read = 4096;
osssrc->curoffset = 0;
osssrc->basetime = 0;
@ -195,6 +200,12 @@ gst_osssrc_get (GstPad *pad)
GST_DEBUG (GST_CAT_PLUGIN_INFO, "attempting to read something from the soundcard");
if (src->need_eos) {
/* gst_element_set_eos (GST_ELEMENT (src)); */
src->need_eos = FALSE;
return GST_BUFFER (gst_event_new (GST_EVENT_EOS));
}
buf = gst_buffer_new ();
g_return_val_if_fail (buf, NULL);
@ -389,6 +400,29 @@ gst_osssrc_connect (GstPad *pad,
return GST_PAD_CONNECT_OK;
}
static gboolean
gst_osssrc_send_event (GstElement *element,
GstEvent *event)
{
gboolean retval = FALSE;
GstOssSrc *osssrc;
osssrc = GST_OSSSRC (element);
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_EOS:
osssrc->need_eos = TRUE;
retval = TRUE;
break;
default:
break;
}
gst_event_unref (event);
return retval;
}
static gboolean
gst_osssrc_open_audio (GstOssSrc *src)
{
@ -473,4 +507,3 @@ gst_osssrc_factory_init (GstPlugin *plugin)
return TRUE;
}

2
sys/oss/gstosssrc.h
View file

@ -70,7 +70,9 @@ struct _GstOssSrc {
gint format;
gint channels;
gint frequency;
gboolean need_sync; /* Do the parameters need resynced? */
gboolean need_eos; /* Do we need to emit an EOS? */
/* blocking */
guint64 basetime;