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deinterlace: send QoS messages when dropping a frame

Browse source 
https://bugzilla.gnome.org/show_bug.cgi?id=657941
This commit is contained in:
Vincent Penquerc'h 2011-09-01 15:41:26 +01:00
parent 935472aba7
commit fe45881a0f
2 changed files with 26 additions and 5 deletions
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29
gst/deinterlace/gstdeinterlace.c
View file

@ -1223,6 +1223,8 @@ static void
gst_deinterlace_reset_qos (GstDeinterlace * self)
{
gst_deinterlace_update_qos (self, 0.5, 0, GST_CLOCK_TIME_NONE);
self->processed = 0;
self->dropped = 0;
}
static void
@ -1238,15 +1240,16 @@ gst_deinterlace_read_qos (GstDeinterlace * self, gdouble * proportion,
/* Perform qos calculations before processing the next frame. Returns TRUE if
* the frame should be processed, FALSE if the frame can be dropped entirely */
static gboolean
gst_deinterlace_do_qos (GstDeinterlace * self, GstClockTime timestamp)
gst_deinterlace_do_qos (GstDeinterlace * self, const GstBuffer * buffer)
{
GstClockTime qostime, earliest_time;
GstClockTime timestamp = GST_BUFFER_TIMESTAMP (buffer);
gdouble proportion;
/* no timestamp, can't do QoS => process frame */
if (G_UNLIKELY (!GST_CLOCK_TIME_IS_VALID (timestamp))) {
GST_LOG_OBJECT (self, "invalid timestamp, can't do QoS, process frame");
return TRUE;
goto keep_frame;
}
/* get latest QoS observation values */
@ -1255,7 +1258,7 @@ gst_deinterlace_do_qos (GstDeinterlace * self, GstClockTime timestamp)
/* skip qos if we have no observation (yet) => process frame */
if (G_UNLIKELY (!GST_CLOCK_TIME_IS_VALID (earliest_time))) {
GST_LOG_OBJECT (self, "no observation yet, process frame");
return TRUE;
goto keep_frame;
}
/* qos is done on running time */
@ -1267,11 +1270,27 @@ gst_deinterlace_do_qos (GstDeinterlace * self, GstClockTime timestamp)
GST_TIME_FORMAT, GST_TIME_ARGS (qostime), GST_TIME_ARGS (earliest_time));
if (qostime != GST_CLOCK_TIME_NONE && qostime <= earliest_time) {
GstClockTime stream_time, jitter;
GstMessage *qos_msg;
GST_DEBUG_OBJECT (self, "we are late, drop frame");
self->dropped++;
stream_time =
gst_segment_to_stream_time (&self->segment, GST_FORMAT_TIME, timestamp);
jitter = GST_CLOCK_DIFF (qostime, earliest_time);
qos_msg =
gst_message_new_qos (GST_OBJECT (self), FALSE, qostime, stream_time,
timestamp, GST_BUFFER_DURATION (buffer));
gst_message_set_qos_values (qos_msg, jitter, proportion, 1000000);
gst_message_set_qos_stats (qos_msg, GST_FORMAT_BUFFERS,
self->processed, self->dropped);
gst_element_post_message (GST_ELEMENT (self), qos_msg);
return FALSE;
}
GST_LOG_OBJECT (self, "process frame");
keep_frame:
self->processed++;
return TRUE;
}
@ -1729,7 +1748,7 @@ restart:
}
/* Check if we need to drop the frame because of QoS */
if (!gst_deinterlace_do_qos (self, GST_BUFFER_TIMESTAMP (buf))) {
if (!gst_deinterlace_do_qos (self, buf)) {
self->cur_field_idx--;
gst_buffer_unref (gst_deinterlace_pop_history (self));
gst_buffer_unref (outbuf);
@ -1869,7 +1888,7 @@ restart:
}
/* Check if we need to drop the frame because of QoS */
if (!gst_deinterlace_do_qos (self, GST_BUFFER_TIMESTAMP (buf))) {
if (!gst_deinterlace_do_qos (self, buf)) {
self->cur_field_idx--;
gst_buffer_unref (gst_deinterlace_pop_history (self));
gst_buffer_unref (outbuf);

2
gst/deinterlace/gstdeinterlace.h
View file

@ -162,6 +162,8 @@ struct _GstDeinterlace
/* QoS stuff */
gdouble proportion;
GstClockTime earliest_time;
gint64 processed;
gint64 dropped;
GstCaps *request_caps;