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mimenc: Save the segment

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This commit is contained in:
Olivier Crête 2009-07-06 17:17:22 +01:00
parent 62619e9d03
commit 39b8f24866
2 changed files with 80 additions and 0 deletions
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79
ext/mimic/gstmimenc.c
View file

@ -85,6 +85,7 @@ static gboolean gst_mimenc_setcaps (GstPad * pad, GstCaps * caps);
static GstFlowReturn gst_mimenc_chain (GstPad * pad, GstBuffer * in);
static GstBuffer *gst_mimenc_create_tcp_header (GstMimEnc * mimenc,
guint32 payload_size, guint32 timestamp);
static gboolean gst_mimenc_event (GstPad * pad, GstEvent * event);
static GstStateChangeReturn
gst_mimenc_change_state (GstElement * element, GstStateChange transition);
@ -146,6 +147,7 @@ gst_mimenc_init (GstMimEnc * mimenc, GstMimEncClass * klass)
gst_element_add_pad (GST_ELEMENT (mimenc), mimenc->sinkpad);
gst_pad_set_setcaps_function (mimenc->sinkpad, gst_mimenc_setcaps);
gst_pad_set_chain_function (mimenc->sinkpad, gst_mimenc_chain);
gst_pad_set_event_function (mimenc->sinkpad, gst_mimenc_event);
mimenc->srcpad =
gst_pad_new_from_template (gst_static_pad_template_get (&src_factory),
@ -154,6 +156,8 @@ gst_mimenc_init (GstMimEnc * mimenc, GstMimEncClass * klass)
mimenc->enc = NULL;
gst_segment_init (&mimenc->segment, GST_FORMAT_UNDEFINED);
// TODO property to set resolution
mimenc->res = MIMIC_RES_HIGH;
mimenc->buffer_size = -1;
@ -263,6 +267,14 @@ gst_mimenc_chain (GstPad * pad, GstBuffer * in)
GST_OBJECT_LOCK (mimenc);
if (mimenc->segment.format == GST_FORMAT_UNDEFINED) {
GST_WARNING_OBJECT (mimenc, "No new-segment received,"
" initializing segment with time 0..-1");
gst_segment_init (&mimenc->segment, GST_FORMAT_TIME);
gst_segment_set_newsegment (&mimenc->segment,
FALSE, 1.0, GST_FORMAT_TIME, 0, -1, 0);
}
if (mimenc->enc == NULL) {
mimenc->enc = mimic_open ();
if (mimenc->enc == NULL) {
@ -363,6 +375,68 @@ gst_mimenc_create_tcp_header (GstMimEnc * mimenc, guint32 payload_size,
return buf_header;
}
static gboolean
gst_mimenc_event (GstPad * pad, GstEvent * event)
{
GstMimEnc *mimenc = GST_MIMENC (gst_pad_get_parent (pad));
gboolean ret = TRUE;
switch (GST_EVENT_TYPE (event)) {
case GST_EVENT_NEWSEGMENT:
{
GstFormat format;
gdouble rate, arate;
gint64 start, stop, time;
gboolean update;
gst_event_parse_new_segment_full (event, &update, &rate, &arate,
&format, &start, &stop, &time);
/* we need time for now */
if (format != GST_FORMAT_TIME)
goto newseg_wrong_format;
GST_DEBUG_OBJECT (mimenc,
"newsegment: update %d, rate %g, arate %g, start %" GST_TIME_FORMAT
", stop %" GST_TIME_FORMAT ", time %" GST_TIME_FORMAT,
update, rate, arate, GST_TIME_ARGS (start), GST_TIME_ARGS (stop),
GST_TIME_ARGS (time));
/* now configure the values, we need these to time the release of the
* buffers on the srcpad. */
GST_OBJECT_LOCK (mimenc);
gst_segment_set_newsegment_full (&mimenc->segment, update,
rate, arate, format, start, stop, time);
GST_OBJECT_UNLOCK (mimenc);
break;
}
break;
case GST_EVENT_FLUSH_STOP:
GST_OBJECT_LOCK (mimenc);
gst_segment_init (&mimenc->segment, GST_FORMAT_UNDEFINED);
GST_OBJECT_UNLOCK (mimenc);
break;
default:
break;
}
ret = gst_pad_push_event (mimenc->srcpad, event);
done:
gst_object_unref (mimenc);
return ret;
newseg_wrong_format:
{
GST_DEBUG_OBJECT (mimenc, "received non TIME newsegment");
gst_event_unref (event);
ret = FALSE;
goto done;
}
}
static GstStateChangeReturn
gst_mimenc_change_state (GstElement * element, GstStateChange transition)
{
@ -381,6 +455,11 @@ gst_mimenc_change_state (GstElement * element, GstStateChange transition)
GST_OBJECT_UNLOCK (element);
break;
case GST_STATE_CHANGE_READY_TO_PAUSED:
GST_OBJECT_LOCK (mimenc);
gst_segment_init (&mimenc->segment, GST_FORMAT_UNDEFINED);
GST_OBJECT_UNLOCK (mimenc);
break;
default:
break;
}

1
ext/mimic/gstmimenc.h
View file

@ -56,6 +56,7 @@ struct _GstMimEnc
guint16 height, width;
gboolean paused_mode;
GstSegment segment;
};
struct _GstMimEncClass