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fix all kinds of shutdown stuff and do proper freeing of memory

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Original commit message from CVS:
fix all kinds of shutdown stuff and do proper freeing of memory
This commit is contained in:
Benjamin Otte 2003-03-19 21:33:52 +00:00
parent 4b1649ad34
commit 245d6e4d6d
1 changed files with 26 additions and 2 deletions
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28
ext/alsa/gstalsa.c
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@ -79,6 +79,7 @@ static GstElementDetails gst_alsa_src_details = {
/* GObject functions */
static void gst_alsa_class_init (GstAlsaClass *klass);
static void gst_alsa_init (GstAlsa *this);
static void gst_alsa_dispose (GObject *object);
static void gst_alsa_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec);
static void gst_alsa_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec);
@ -240,6 +241,7 @@ gst_alsa_class_init (GstAlsaClass *klass)
if (parent_class == NULL)
parent_class = g_type_class_ref (GST_TYPE_ELEMENT);
object_class->dispose = gst_alsa_dispose;
object_class->get_property = gst_alsa_get_property;
object_class->set_property = gst_alsa_set_property;
@ -286,6 +288,7 @@ gst_alsa_init (GstAlsa *this)
this->stream = SND_PCM_STREAM_CAPTURE;
gst_element_set_loop_function (GST_ELEMENT (this), gst_alsa_src_loop);
this->pads[0].pad = gst_pad_new_from_template (gst_alsa_src_pad_factory (), "src");
this->pads[0].bs = NULL;
gst_pad_set_bufferpool_function(this->pads[0].pad, gst_alsa_src_get_buffer_pool);
/* set the rate to a sensible value. we can't have gobject construct this
@ -306,6 +309,19 @@ gst_alsa_init (GstAlsa *this)
gst_pad_set_link_function (this->pads[0].pad, gst_alsa_link);
}
static void
gst_alsa_dispose (GObject *object)
{
gint i;
GstAlsa *this = GST_ALSA (object);
for (i = 0; i < ((GstElement *) this)->numpads; i++) {
if (this->pads[i].bs)
gst_bytestream_destroy (this->pads[i].bs);
}
G_OBJECT_CLASS (parent_class)->dispose (object);
}
static void
gst_alsa_set_property (GObject *object, guint prop_id, const GValue *value,
GParamSpec *pspec)
@ -811,6 +827,7 @@ static GstElementStateReturn
gst_alsa_change_state (GstElement *element)
{
GstAlsa *this;
gint i;
g_return_val_if_fail (element != NULL, FALSE);
this = GST_ALSA (element);
@ -832,14 +849,21 @@ gst_alsa_change_state (GstElement *element)
break;
case GST_STATE_PLAYING_TO_PAUSED:
if (GST_ALSA_CAPS_IS_SET(this, GST_ALSA_CAPS_PAUSE)) {
if (snd_pcm_state (this->handle) == SND_PCM_STATE_RUNNING)
snd_pcm_pause (this->handle, 1);
if (snd_pcm_state (this->handle) == SND_PCM_STATE_RUNNING)
snd_pcm_pause (this->handle, 1);
break;
}
/* if device doesn't know how to pause, we just stop */
case GST_STATE_PAUSED_TO_READY:
if (GST_FLAG_IS_SET (element, GST_ALSA_RUNNING))
gst_alsa_drain_audio (this);
/* clear format and pads */
g_free (this->format);
this->format = NULL;
for (i = 0; i < element->numpads; i++) {
if (this->pads[i].bs)
gst_bytestream_reset (this->pads[i].bs);
}
break;
case GST_STATE_READY_TO_NULL:
if (GST_FLAG_IS_SET (element, GST_ALSA_OPEN))