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avi: add some performance measurements

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Measure the performance of various index and header parsing steps to the
PERFORMANCE debug category.
This commit is contained in:
Wim Taymans 2009-09-21 12:32:51 +02:00 committed by Wim Taymans
parent 50c41acdff
commit 2f26ee4285
1 changed files with 38 additions and 4 deletions
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36
gst/avi/gstavidemux.c
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@ -54,6 +54,7 @@
GST_DEBUG_CATEGORY_STATIC (avidemux_debug);
#define GST_CAT_DEFAULT avidemux_debug
GST_DEBUG_CATEGORY_STATIC (GST_CAT_PERFORMANCE);
GST_DEBUG_CATEGORY_EXTERN (GST_CAT_EVENT);
@ -173,6 +174,7 @@ gst_avi_demux_class_init (GstAviDemuxClass * klass)
GST_DEBUG_CATEGORY_INIT (avidemux_debug, "avidemux",
0, "Demuxer for AVI streams");
GST_DEBUG_CATEGORY_GET (GST_CAT_PERFORMANCE, "GST_PERFORMANCE");
parent_class = g_type_class_peek_parent (klass);
@ -862,6 +864,9 @@ static gboolean
gst_avi_demux_parse_file_header (GstElement * element, GstBuffer * buf)
{
guint32 doctype;
GstClockTime stamp;
stamp = gst_util_get_timestamp ();
/* riff_parse posts an error */
if (!gst_riff_parse_file_header (element, buf, &doctype))
@ -870,6 +875,10 @@ gst_avi_demux_parse_file_header (GstElement * element, GstBuffer * buf)
if (doctype != GST_RIFF_RIFF_AVI)
goto not_avi;
stamp = gst_util_get_timestamp () - stamp;
GST_CAT_DEBUG (GST_CAT_PERFORMANCE, "parsing header %" GST_TIME_FORMAT,
GST_TIME_ARGS (stamp));
return TRUE;
/* ERRORS */
@ -1993,10 +2002,10 @@ gst_avi_demux_parse_index (GstAviDemux * avi,
guint8 *data;
GList *entries_list = NULL;
guint i, num, n;
#ifndef GST_DISABLE_GST_DEBUG
gulong _nr_keyframes = 0;
#endif
GstClockTime stamp;
if (!buf || !GST_BUFFER_SIZE (buf)) {
*_entries_list = NULL;
@ -2006,6 +2015,8 @@ gst_avi_demux_parse_index (GstAviDemux * avi,
return;
}
stamp = gst_util_get_timestamp ();
data = GST_BUFFER_DATA (buf);
num = GST_BUFFER_SIZE (buf) / sizeof (gst_riff_index_entry);
if (!(entries = g_try_new (gst_avi_index_entry, num)))
@ -2133,6 +2144,11 @@ gst_avi_demux_parse_index (GstAviDemux * avi,
} else {
g_free (entries);
}
stamp = gst_util_get_timestamp () - stamp;
GST_CAT_DEBUG (GST_CAT_PERFORMANCE, "parsing index %" GST_TIME_FORMAT,
GST_TIME_ARGS (stamp));
return;
/* ERRORS */
@ -2700,6 +2716,9 @@ gst_avi_demux_massage_index (GstAviDemux * avi,
guint i;
GList *node;
gint64 delay = G_GINT64_CONSTANT (0);
GstClockTime stamp;
stamp = gst_util_get_timestamp ();
GST_LOG_OBJECT (avi, "Starting index massage, nr_entries = %d",
list ? g_list_length (list) : 0);
@ -2872,14 +2891,22 @@ gst_avi_demux_massage_index (GstAviDemux * avi,
#endif
GST_LOG_OBJECT (avi, "Index massaging done");
stamp = gst_util_get_timestamp () - stamp;
GST_CAT_DEBUG (GST_CAT_PERFORMANCE, "massaging index %" GST_TIME_FORMAT,
GST_TIME_ARGS (stamp));
return TRUE;
/* ERRORS */
out_of_mem:
{
GST_WARNING_OBJECT (avi, "Out of memory for %" G_GSIZE_FORMAT " bytes",
sizeof (gst_avi_index_entry) * avi->index_size);
return FALSE;
}
}
static void
gst_avi_demux_calculate_durations_from_index (GstAviDemux * avi)
@ -3261,6 +3288,9 @@ gst_avi_demux_stream_header_pull (GstAviDemux * avi)
guint offset = 4;
gint64 stop;
GstElement *element = GST_ELEMENT_CAST (avi);
GstClockTime stamp;
stamp = gst_util_get_timestamp ();
/* the header consists of a 'hdrl' LIST tag */
res = gst_riff_read_chunk (element, avi->sinkpad, &avi->offset, &tag, &buf);
@ -3492,6 +3522,10 @@ skipping_done:
(FALSE, avi->segment.rate, GST_FORMAT_TIME,
avi->segment.start, stop, avi->segment.start);
stamp = gst_util_get_timestamp () - stamp;
GST_CAT_DEBUG (GST_CAT_PERFORMANCE, "pulling header %" GST_TIME_FORMAT,
GST_TIME_ARGS (stamp));
/* at this point we know all the streams and we can signal the no more
* pads signal */
GST_DEBUG_OBJECT (avi, "signaling no more pads");