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frei0r: Don't allow caps changes in PLAYING/PAUSED

Browse source 
Most frei0r source plugins generate output based on
previous output and creating a new instance on caps
changes will let the output start at 0 again.
This commit is contained in:
Sebastian Dröge 2009-06-14 19:27:03 +02:00
parent d459b814f1
commit 15f1ccaef8
1 changed files with 11 additions and 24 deletions
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35
gst/frei0r/gstfrei0rsrc.c
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@ -58,6 +58,16 @@ gst_frei0r_src_set_caps (GstBaseSrc * src, GstCaps * caps)
return TRUE;
}
static GstCaps *
gst_frei0r_src_get_caps (GstBaseSrc * src)
{
if (GST_PAD_CAPS (GST_BASE_SRC_PAD (src)))
return gst_caps_ref (GST_PAD_CAPS (GST_BASE_SRC_PAD (src)));
else
return
gst_caps_copy (gst_pad_get_pad_template_caps (GST_BASE_SRC_PAD (src)));
}
static GstFlowReturn
gst_frei0r_src_create (GstPushSrc * src, GstBuffer ** buf)
{
@ -116,29 +126,6 @@ gst_frei0r_src_create (GstPushSrc * src, GstBuffer ** buf)
return GST_FLOW_OK;
}
static void
gst_frei0r_src_get_times (GstBaseSrc * basesrc, GstBuffer * buffer,
GstClockTime * start, GstClockTime * end)
{
/* for live sources, sync on the timestamp of the buffer */
if (gst_base_src_is_live (basesrc)) {
GstClockTime timestamp = GST_BUFFER_TIMESTAMP (buffer);
if (GST_CLOCK_TIME_IS_VALID (timestamp)) {
/* get duration to calculate end time */
GstClockTime duration = GST_BUFFER_DURATION (buffer);
if (GST_CLOCK_TIME_IS_VALID (duration)) {
*end = timestamp + duration;
}
*start = timestamp;
}
} else {
*start = -1;
*end = -1;
}
}
static gboolean
gst_frei0r_src_start (GstBaseSrc * basesrc)
{
@ -358,10 +345,10 @@ gst_frei0r_src_class_init (GstFrei0rSrcClass * klass,
gst_element_class_add_pad_template (gstelement_class, templ);
gstbasesrc_class->set_caps = gst_frei0r_src_set_caps;
gstbasesrc_class->get_caps = gst_frei0r_src_get_caps;
gstbasesrc_class->is_seekable = gst_frei0r_src_is_seekable;
gstbasesrc_class->do_seek = gst_frei0r_src_do_seek;
gstbasesrc_class->query = gst_frei0r_src_query;
gstbasesrc_class->get_times = gst_frei0r_src_get_times;
gstbasesrc_class->start = gst_frei0r_src_start;
gstbasesrc_class->stop = gst_frei0r_src_stop;