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urisourcebin: add a statistics property for queueing
It contains the minimum/maximum/average byte and time levels of the queues inside this urisourcebin https://gitlab.freedesktop.org/gstreamer/gst-plugins-base/issues/60
This commit is contained in:
Matthew Waters
Edward Hervey
parent
81e00791bf
commit
af166b5b22
5 changed files with 162 additions and 1 deletions
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@ -229,6 +229,7 @@ enum
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PROP_RING_BUFFER_MAX_SIZE,
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PROP_LOW_WATERMARK,
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PROP_HIGH_WATERMARK,
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PROP_STATISTICS,
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};
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#define CUSTOM_EOS_QUARK _custom_eos_quark_get ()
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@ -279,6 +280,7 @@ static GstPad *create_output_pad (GstURISourceBin * urisrc, GstPad * pad);
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static void remove_buffering_msgs (GstURISourceBin * bin, GstObject * src);
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static void update_queue_values (GstURISourceBin * urisrc);
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static GstStructure *get_queue_statistics (GstURISourceBin * urisrc);
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static void
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gst_uri_source_bin_class_init (GstURISourceBinClass * klass)
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@ -384,6 +386,25 @@ gst_uri_source_bin_class_init (GstURISourceBinClass * klass)
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0.0, 1.0, DEFAULT_HIGH_WATERMARK,
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G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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/**
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* GstURISourceBin::statistics
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*
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* A GStructure containing the following values based on the values from
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* all the queue's contained in this urisourcebin.
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*
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* "minimum-byte-level" G_TYPE_UINT Minimum of the current byte levels
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* "maximum-byte-level" G_TYPE_UINT Maximum of the current byte levels
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* "average-byte-level" G_TYPE_UINT Average of the current byte levels
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* "minimum-time-level" G_TYPE_UINT64 Minimum of the current time levels
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* "maximum-time-level" G_TYPE_UINT64 Maximum of the current time levels
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* "average-time-level" G_TYPE_UINT64 Average of the current time levels
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*/
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g_object_class_install_property (gobject_class, PROP_STATISTICS,
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g_param_spec_boxed ("statistics", "Queue Statistics",
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"A set of statistics over all the queue-like elements contained in "
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"this element", GST_TYPE_STRUCTURE,
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G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
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/**
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* GstURISourceBin::drained:
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*
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@ -580,6 +601,9 @@ gst_uri_source_bin_get_property (GObject * object, guint prop_id,
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case PROP_HIGH_WATERMARK:
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g_value_set_double (value, urisrc->high_watermark);
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break;
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case PROP_STATISTICS:
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g_value_take_boxed (value, get_queue_statistics (dec));
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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@ -892,6 +916,53 @@ pre_queue_event_probe (GstPad * pad, GstPadProbeInfo * info, gpointer user_data)
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return ret;
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}
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static GstStructure *
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get_queue_statistics (GstURISourceBin * urisrc)
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{
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GstStructure *ret = NULL;
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guint min_byte_level = 0, max_byte_level = 0;
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guint64 min_time_level = 0, max_time_level = 0;
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gdouble avg_byte_level = 0., avg_time_level = 0.;
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guint i = 0;
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GSList *cur;
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GST_URI_SOURCE_BIN_LOCK (urisrc);
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for (cur = urisrc->out_slots; cur != NULL; cur = g_slist_next (cur)) {
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OutputSlotInfo *slot = (OutputSlotInfo *) (cur->data);
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guint byte_limit = 0;
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guint64 time_limit = 0;
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g_object_get (slot->queue, "current-level-bytes", &byte_limit,
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"current-level-time", &time_limit, NULL);
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if (byte_limit < min_byte_level)
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min_byte_level = byte_limit;
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if (byte_limit > max_byte_level)
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max_byte_level = byte_limit;
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avg_byte_level = (avg_byte_level * i + byte_limit) / (gdouble) (i + 1);
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if (time_limit < min_time_level)
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min_time_level = time_limit;
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if (time_limit > max_time_level)
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max_time_level = time_limit;
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avg_time_level = (avg_time_level * i + time_limit) / (gdouble) (i + 1);
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i++;
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}
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GST_URI_SOURCE_BIN_UNLOCK (urisrc);
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ret = gst_structure_new ("application/x-urisourcebin-stats",
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"minimum-byte-level", G_TYPE_UINT, (guint) min_byte_level,
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"maximum-byte-level", G_TYPE_UINT, (guint) max_byte_level,
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"average-byte-level", G_TYPE_UINT, (guint) avg_byte_level,
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"minimum-time-level", G_TYPE_UINT64, (guint64) min_time_level,
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"maximum-time-level", G_TYPE_UINT64, (guint64) max_time_level,
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"average-time-level", G_TYPE_UINT64, (guint64) avg_time_level, NULL);
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return ret;
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}
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static void
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update_queue_values (GstURISourceBin * urisrc)
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{
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@ -103,7 +103,8 @@ endif
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if USE_PLUGIN_PLAYBACK
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check_playback = elements/decodebin elements/playbin \
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elements/playbin-complex elements/streamsynchronizer \
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elements/playsink
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elements/playsink \
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elements/urisourcebin
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else
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check_playback =
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endif
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@ -712,6 +713,9 @@ elements_playbin_CFLAGS = $(GST_BASE_CFLAGS) $(AM_CFLAGS)
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elements_playbin_complex_LDADD = $(top_builddir)/gst-libs/gst/audio/libgstaudio-@GST_API_VERSION@.la $(top_builddir)/gst-libs/gst/video/libgstvideo-@GST_API_VERSION@.la $(GST_BASE_LIBS) $(LDADD)
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elements_playbin_complex_CFLAGS = $(GST_PLUGINS_BASE_CFLAGS) $(GST_BASE_CFLAGS) $(AM_CFLAGS)
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elements_urisourcebin_LDADD = $(GST_BASE_LIBS) $(LDADD)
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elements_urisourcebin_CFLAGS = $(GST_BASE_CFLAGS) $(AM_CFLAGS)
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elements_decodebin_LDADD = $(GST_BASE_LIBS) $(LDADD)
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elements_decodebin_CFLAGS = $(GST_BASE_CFLAGS) $(AM_CFLAGS)
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1
tests/check/elements/.gitignore
vendored
1
tests/check/elements/.gitignore
vendored
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@ -36,3 +36,4 @@ streamsynchronizer
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subparse
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rawaudioparse
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rawvideoparse
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urisourcebin
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84
tests/check/elements/urisourcebin.c
Normal file
84
tests/check/elements/urisourcebin.c
Normal file
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@ -0,0 +1,84 @@
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/* GStreamer unit tests for playsink
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* Copyright (C) 2015 Matthew Waters <matthew@centricular.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#include <gst/check/gstcheck.h>
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GST_START_TEST (test_initial_statistics)
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{
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GstElement *urisrc;
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GstStructure *stats = NULL;
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guint min_bytes, max_bytes, avg_bytes;
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guint64 min_time, max_time, avg_time;
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urisrc = gst_element_factory_make ("urisourcebin", NULL);
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fail_unless (urisrc != NULL);
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g_object_get (urisrc, "statistics", &stats, NULL);
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fail_unless (stats != NULL);
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fail_unless (g_strcmp0 (gst_structure_get_name (stats),
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"application/x-urisourcebin-stats") == 0);
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fail_unless_equals_int (6, gst_structure_n_fields (stats));
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fail_unless_equals_int (TRUE, gst_structure_get_uint (stats,
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"minimum-byte-level", &min_bytes));
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fail_unless_equals_int (0, min_bytes);
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fail_unless_equals_int (TRUE, gst_structure_get_uint (stats,
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"maximum-byte-level", &max_bytes));
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fail_unless_equals_int (0, max_bytes);
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fail_unless_equals_int (TRUE, gst_structure_get_uint (stats,
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"average-byte-level", &avg_bytes));
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fail_unless_equals_int (0, avg_bytes);
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fail_unless_equals_int (TRUE, gst_structure_get_uint64 (stats,
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"minimum-time-level", &min_time));
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fail_unless_equals_int (0, min_time);
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fail_unless_equals_int (TRUE, gst_structure_get_uint64 (stats,
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"maximum-time-level", &max_time));
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fail_unless_equals_int (0, max_time);
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fail_unless_equals_int (TRUE, gst_structure_get_uint64 (stats,
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"average-time-level", &avg_time));
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fail_unless_equals_int (0, avg_time);
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gst_structure_free (stats);
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gst_object_unref (urisrc);
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}
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GST_END_TEST;
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static Suite *
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urisourcebin_suite (void)
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{
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Suite *s = suite_create ("urisourcebin");
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TCase *tc_chain = tcase_create ("general");
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suite_add_tcase (s, tc_chain);
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tcase_add_test (tc_chain, test_initial_statistics);
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return s;
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}
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GST_CHECK_MAIN (urisourcebin);
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@ -51,6 +51,7 @@ base_tests = [
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[ 'elements/streamsynchronizer.c' ],
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[ 'elements/subparse.c' ],
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[ 'elements/textoverlay.c', not pango_dep.found() ],
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[ 'elements/urisourcebin.c' ],
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[ 'elements/videoconvert.c' ],
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[ 'elements/videorate.c' ],
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[ 'elements/videoscale.c' ],
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