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theoradec: add QoS messages to the decoder

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Post QoS messages when we drop a frame because of QoS.
This commit is contained in:
Wim Taymans 2010-03-19 15:37:04 +01:00
parent 6e8ed14a9d
commit 9c8c93806d
2 changed files with 38 additions and 5 deletions
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39
ext/theora/gsttheoradec.c
View file

@ -167,6 +167,8 @@ gst_theora_dec_reset (GstTheoraDec * dec)
dec->discont = TRUE;
dec->frame_nr = -1;
dec->seqnum = gst_util_seqnum_next ();
dec->dropped = 0;
dec->processed = 0;
gst_segment_init (&dec->segment, GST_FORMAT_TIME);
GST_OBJECT_LOCK (dec);
@ -1065,20 +1067,47 @@ theora_handle_data_packet (GstTheoraDec * dec, ogg_packet * packet,
if (outtime != -1) {
gboolean need_skip;
GstClockTime qostime;
GstClockTime running_time;
GstClockTime earliest_time;
gdouble proportion;
/* qos needs to be done on running time */
qostime = gst_segment_to_running_time (&dec->segment, GST_FORMAT_TIME,
running_time = gst_segment_to_running_time (&dec->segment, GST_FORMAT_TIME,
outtime);
GST_OBJECT_LOCK (dec);
proportion = dec->proportion;
earliest_time = dec->earliest_time;
/* check for QoS, don't perform the last steps of getting and
* pushing the buffers that are known to be late. */
need_skip = dec->earliest_time != -1 && qostime <= dec->earliest_time;
need_skip = earliest_time != -1 && running_time <= earliest_time;
GST_OBJECT_UNLOCK (dec);
if (need_skip)
if (need_skip) {
GstMessage *qos_msg;
guint64 stream_time;
gint64 jitter;
GST_DEBUG_OBJECT (dec, "skipping decoding: qostime %"
GST_TIME_FORMAT " <= %" GST_TIME_FORMAT,
GST_TIME_ARGS (running_time), GST_TIME_ARGS (earliest_time));
dec->dropped++;
stream_time =
gst_segment_to_stream_time (&dec->segment, GST_FORMAT_TIME, outtime);
jitter = GST_CLOCK_DIFF (running_time, earliest_time);
qos_msg =
gst_message_new_qos (GST_OBJECT_CAST (dec), FALSE, running_time,
stream_time, outtime, outdur);
gst_message_set_qos_values (qos_msg, jitter, proportion, 1000000);
gst_message_set_qos_stats (qos_msg, GST_FORMAT_BUFFERS,
dec->processed, dec->dropped);
gst_element_post_message (GST_ELEMENT_CAST (dec), qos_msg);
goto dropping_qos;
}
}
/* this does postprocessing and set up the decoded frame
@ -1102,6 +1131,8 @@ theora_handle_data_packet (GstTheoraDec * dec, ogg_packet * packet,
GST_BUFFER_TIMESTAMP (out) = outtime;
GST_BUFFER_DURATION (out) = outdur;
dec->processed++;
if (dec->segment.rate >= 0.0)
result = theora_dec_push_forward (dec, out);
else

4
ext/theora/gsttheoradec.h
View file

@ -67,7 +67,7 @@ struct _GstTheoraDec
gboolean have_header;
GstClockTime last_timestamp;
guint64 frame_nr; /* unused */
guint64 frame_nr;
gboolean need_keyframe;
gint width, height;
gint offset_x, offset_y;
@ -94,6 +94,8 @@ struct _GstTheoraDec
/* QoS stuff */ /* with LOCK*/
gdouble proportion;
GstClockTime earliest_time;
guint64 processed;
guint64 dropped;
gboolean have_par;
gint par_num;