gstreamer/plugins/tracers/gstlog.c
Nirbheek Chauhan 5cdf1b7db8 tracers: Allow setting a name for all tracer objects
This will be useful in combination with the next commit when we add
API to get a list of active tracers so that consumers of the API can
easily distinguish tracer objects.
2019-07-02 15:13:26 +05:30

405 lines
14 KiB
C

/* GStreamer
* Copyright (C) 2013 Stefan Sauer <ensonic@users.sf.net>
*
* gstlog.c: tracing module that logs events
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
/**
* SECTION:tracer-log
* @short_description: log hook event
*
* A tracing module that logs all data from all hooks.
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include "gstlog.h"
GST_DEBUG_CATEGORY_STATIC (gst_log_debug);
#define GST_CAT_DEFAULT gst_log_debug
GST_DEBUG_CATEGORY_STATIC (GST_CAT_BIN);
GST_DEBUG_CATEGORY_STATIC (GST_CAT_BUFFER);
GST_DEBUG_CATEGORY_STATIC (GST_CAT_BUFFER_LIST);
GST_DEBUG_CATEGORY_STATIC (GST_CAT_EVENT);
GST_DEBUG_CATEGORY_STATIC (GST_CAT_MESSAGE);
GST_DEBUG_CATEGORY_STATIC (GST_CAT_QUERY);
GST_DEBUG_CATEGORY_STATIC (GST_CAT_STATES);
GST_DEBUG_CATEGORY_STATIC (GST_CAT_PADS);
GST_DEBUG_CATEGORY_STATIC (GST_CAT_ELEMENT_PADS);
GST_DEBUG_CATEGORY_STATIC (GST_CAT_ELEMENT_FACTORY);
#define _do_init \
GST_DEBUG_CATEGORY_INIT (gst_log_debug, "log", 0, "log tracer"); \
GST_DEBUG_CATEGORY_GET (GST_CAT_BUFFER, "GST_BUFFER"); \
GST_DEBUG_CATEGORY_GET (GST_CAT_BUFFER_LIST, "GST_BUFFER_LIST"); \
GST_DEBUG_CATEGORY_GET (GST_CAT_EVENT, "GST_EVENT"); \
GST_DEBUG_CATEGORY_GET (GST_CAT_MESSAGE, "GST_MESSAGE"); \
GST_DEBUG_CATEGORY_GET (GST_CAT_STATES, "GST_STATES"); \
GST_DEBUG_CATEGORY_GET (GST_CAT_PADS, "GST_PADS"); \
GST_DEBUG_CATEGORY_GET (GST_CAT_ELEMENT_PADS, "GST_ELEMENT_PADS"); \
GST_DEBUG_CATEGORY_GET (GST_CAT_ELEMENT_FACTORY, "GST_ELEMENT_FACTORY"); \
GST_DEBUG_CATEGORY_GET (GST_CAT_QUERY, "query"); \
GST_DEBUG_CATEGORY_GET (GST_CAT_BIN, "bin");
#define gst_log_tracer_parent_class parent_class
G_DEFINE_TYPE_WITH_CODE (GstLogTracer, gst_log_tracer, GST_TYPE_TRACER,
_do_init);
static void
do_log (GstDebugCategory * cat, const char *func, GObject * obj,
const char *fmt, ...)
{
va_list var_args;
va_start (var_args, fmt);
gst_debug_log_valist (cat, GST_LEVEL_TRACE, "", func, 0, obj, fmt, var_args);
va_end (var_args);
}
static void
do_push_buffer_pre (GstTracer * self, guint64 ts, GstPad * pad,
GstBuffer * buffer)
{
do_log (GST_CAT_BUFFER, GST_FUNCTION, (GObject *) pad,
"%" GST_TIME_FORMAT ", pad=%" GST_PTR_FORMAT ", buffer=%" GST_PTR_FORMAT,
GST_TIME_ARGS (ts), pad, buffer);
}
static void
do_push_buffer_post (GstTracer * self, guint64 ts, GstPad * pad,
GstFlowReturn res)
{
do_log (GST_CAT_BUFFER, GST_FUNCTION, (GObject *) pad,
"%" GST_TIME_FORMAT ", pad=%" GST_PTR_FORMAT ", res=%d",
GST_TIME_ARGS (ts), pad, res);
}
static void
do_push_buffer_list_pre (GstTracer * self, guint64 ts, GstPad * pad,
GstBufferList * list)
{
do_log (GST_CAT_BUFFER_LIST, GST_FUNCTION, (GObject *) pad,
"%" GST_TIME_FORMAT ", pad=%" GST_PTR_FORMAT ", list=%p",
GST_TIME_ARGS (ts), pad, list);
}
static void
do_push_buffer_list_post (GstTracer * self, guint64 ts, GstPad * pad,
GstFlowReturn res)
{
do_log (GST_CAT_BUFFER_LIST, GST_FUNCTION, (GObject *) pad,
"%" GST_TIME_FORMAT ", pad=%" GST_PTR_FORMAT ", res=%d",
GST_TIME_ARGS (ts), pad, res);
}
static void
do_pull_range_pre (GstTracer * self, guint64 ts, GstPad * pad, guint64 offset,
guint size)
{
do_log (GST_CAT_BUFFER, GST_FUNCTION, (GObject *) pad,
"%" GST_TIME_FORMAT ", pad=%" GST_PTR_FORMAT ", offset=%" G_GUINT64_FORMAT
", size=%u", GST_TIME_ARGS (ts), pad, offset, size);
}
static void
do_pull_range_post (GstTracer * self, guint64 ts, GstPad * pad,
GstBuffer * buffer, GstFlowReturn res)
{
do_log (GST_CAT_BUFFER, GST_FUNCTION, (GObject *) pad,
"%" GST_TIME_FORMAT ", pad=%" GST_PTR_FORMAT ", buffer=%" GST_PTR_FORMAT
", res=%d", GST_TIME_ARGS (ts), pad, buffer, res);
}
static void
do_push_event_pre (GstTracer * self, guint64 ts, GstPad * pad, GstEvent * event)
{
do_log (GST_CAT_EVENT, GST_FUNCTION, (GObject *) pad,
"%" GST_TIME_FORMAT ", pad=%" GST_PTR_FORMAT ", event=%" GST_PTR_FORMAT,
GST_TIME_ARGS (ts), pad, event);
}
static void
do_push_event_post (GstTracer * self, guint64 ts, GstPad * pad, gboolean res)
{
do_log (GST_CAT_EVENT, GST_FUNCTION, (GObject *) pad,
"%" GST_TIME_FORMAT ", pad=%" GST_PTR_FORMAT ", res=%d",
GST_TIME_ARGS (ts), pad, res);
}
static void
do_pad_query_pre (GstTracer * self, guint64 ts, GstPad * pad, GstQuery * query)
{
do_log (GST_CAT_QUERY, GST_FUNCTION, (GObject *) pad,
"%" GST_TIME_FORMAT ", pad=%" GST_PTR_FORMAT ", query=%"
GST_PTR_FORMAT, GST_TIME_ARGS (ts), pad, query);
}
static void
do_pad_query_post (GstTracer * self, guint64 ts, GstPad * pad, GstQuery * query,
gboolean res)
{
do_log (GST_CAT_QUERY, GST_FUNCTION, (GObject *) pad,
"%" GST_TIME_FORMAT ", pad=%" GST_PTR_FORMAT ", query=%" GST_PTR_FORMAT
", res=%d", GST_TIME_ARGS (ts), pad, query, res);
}
static void
do_post_message_pre (GstTracer * self, guint64 ts, GstElement * elem,
GstMessage * msg)
{
do_log (GST_CAT_MESSAGE, GST_FUNCTION, (GObject *) elem,
"%" GST_TIME_FORMAT ", element=%" GST_PTR_FORMAT ", message=%"
GST_PTR_FORMAT, GST_TIME_ARGS (ts), elem, msg);
}
static void
do_post_message_post (GstTracer * self, guint64 ts, GstElement * elem,
gboolean res)
{
do_log (GST_CAT_MESSAGE, GST_FUNCTION, (GObject *) elem,
"%" GST_TIME_FORMAT ", element=%" GST_PTR_FORMAT ", res=%d",
GST_TIME_ARGS (ts), elem, res);
}
static void
do_element_query_pre (GstTracer * self, guint64 ts, GstElement * elem,
GstQuery * query)
{
do_log (GST_CAT_QUERY, GST_FUNCTION, (GObject *) elem,
"%" GST_TIME_FORMAT ", element=%" GST_PTR_FORMAT ", query=%"
GST_PTR_FORMAT, GST_TIME_ARGS (ts), elem, query);
}
static void
do_element_query_post (GstTracer * self, guint64 ts, GstElement * elem,
GstQuery * query, gboolean res)
{
do_log (GST_CAT_QUERY, GST_FUNCTION, (GObject *) elem,
"%" GST_TIME_FORMAT ", element=%" GST_PTR_FORMAT ", query=%"
GST_PTR_FORMAT ", res=%d", GST_TIME_ARGS (ts), elem, query, res);
}
static void
do_element_new (GstTracer * self, guint64 ts, GstElement * elem)
{
do_log (GST_CAT_ELEMENT_FACTORY, GST_FUNCTION, (GObject *) elem,
"%" GST_TIME_FORMAT ", element=%" GST_PTR_FORMAT,
GST_TIME_ARGS (ts), elem);
}
static void
do_element_add_pad (GstTracer * self, guint64 ts, GstElement * elem,
GstPad * pad)
{
do_log (GST_CAT_ELEMENT_PADS, GST_FUNCTION, (GObject *) elem,
"%" GST_TIME_FORMAT ", element=%" GST_PTR_FORMAT ", pad=%" GST_PTR_FORMAT,
GST_TIME_ARGS (ts), elem, pad);
}
static void
do_element_remove_pad (GstTracer * self, guint64 ts, GstElement * elem,
GstPad * pad)
{
do_log (GST_CAT_ELEMENT_PADS, GST_FUNCTION, (GObject *) elem,
"%" GST_TIME_FORMAT ", element=%" GST_PTR_FORMAT ", pad=%" GST_PTR_FORMAT,
GST_TIME_ARGS (ts), elem, pad);
}
static void
do_element_change_state_pre (GstTracer * self, guint64 ts, GstElement * elem,
GstStateChange change)
{
do_log (GST_CAT_STATES, GST_FUNCTION, (GObject *) elem,
"%" GST_TIME_FORMAT ", element=%" GST_PTR_FORMAT ", change=%d",
GST_TIME_ARGS (ts), elem, (gint) change);
}
static void
do_element_change_state_post (GstTracer * self, guint64 ts, GstElement * elem,
GstStateChange change, GstStateChangeReturn res)
{
do_log (GST_CAT_STATES, GST_FUNCTION, (GObject *) elem,
"%" GST_TIME_FORMAT ", element=%" GST_PTR_FORMAT ", change=%d, res=%d",
GST_TIME_ARGS (ts), elem, (gint) change, (gint) res);
}
static void
do_bin_add_pre (GstTracer * self, guint64 ts, GstBin * bin, GstElement * elem)
{
do_log (GST_CAT_BIN, GST_FUNCTION, (GObject *) bin,
"%" GST_TIME_FORMAT ", bin=%" GST_PTR_FORMAT ", element=%" GST_PTR_FORMAT,
GST_TIME_ARGS (ts), bin, elem);
}
static void
do_bin_add_post (GstTracer * self, guint64 ts, GstBin * bin, GstElement * elem,
gboolean res)
{
do_log (GST_CAT_BIN, GST_FUNCTION, (GObject *) bin,
"%" GST_TIME_FORMAT ", bin=%" GST_PTR_FORMAT ", element=%" GST_PTR_FORMAT
", res=%d", GST_TIME_ARGS (ts), bin, elem, res);
}
static void
do_bin_remove_pre (GstTracer * self, guint64 ts, GstBin * bin,
GstElement * elem)
{
do_log (GST_CAT_BIN, GST_FUNCTION, (GObject *) bin,
"%" GST_TIME_FORMAT ", bin=%" GST_PTR_FORMAT ", element=%" GST_PTR_FORMAT,
GST_TIME_ARGS (ts), bin, elem);
}
static void
do_bin_remove_post (GstTracer * self, guint64 ts, GstBin * bin, gboolean res)
{
do_log (GST_CAT_BIN, GST_FUNCTION, (GObject *) bin,
"%" GST_TIME_FORMAT ", bin=%" GST_PTR_FORMAT ", res=%d",
GST_TIME_ARGS (ts), bin, res);
}
static void
do_pad_link_pre (GstTracer * self, guint64 ts, GstPad * src, GstPad * sink)
{
do_log (GST_CAT_PADS, GST_FUNCTION, (GObject *) src,
"%" GST_TIME_FORMAT ", src=%" GST_PTR_FORMAT ", sink=%" GST_PTR_FORMAT,
GST_TIME_ARGS (ts), src, sink);
}
static void
do_pad_link_post (GstTracer * self, guint64 ts, GstPad * src, GstPad * sink,
GstPadLinkReturn res)
{
do_log (GST_CAT_PADS, GST_FUNCTION, (GObject *) src,
"%" GST_TIME_FORMAT ", src=%" GST_PTR_FORMAT ", sink=%" GST_PTR_FORMAT
", res=%d", GST_TIME_ARGS (ts), src, sink, (gint) res);
}
static void
do_pad_unlink_pre (GstTracer * self, guint64 ts, GstPad * src,
GstElement * sink)
{
do_log (GST_CAT_PADS, GST_FUNCTION, (GObject *) src,
"%" GST_TIME_FORMAT ", src=%" GST_PTR_FORMAT ", sink=%" GST_PTR_FORMAT,
GST_TIME_ARGS (ts), src, sink);
}
static void
do_pad_unlink_post (GstTracer * self, guint64 ts, GstPad * src,
GstElement * sink, gboolean res)
{
do_log (GST_CAT_PADS, GST_FUNCTION, (GObject *) src,
"%" GST_TIME_FORMAT ", src=%" GST_PTR_FORMAT ", sink=%" GST_PTR_FORMAT
", res=%d", GST_TIME_ARGS (ts), src, sink, (gint) res);
}
/* tracer class */
static void
gst_log_tracer_constructed (GObject * object)
{
GstLogTracer *self = GST_LOG_TRACER (object);
gchar *params, *tmp;
const gchar *name;
GstStructure *params_struct = NULL;
g_object_get (self, "params", &params, NULL);
if (!params)
return;
tmp = g_strdup_printf ("log,%s", params);
params_struct = gst_structure_from_string (tmp, NULL);
g_free (tmp);
if (!params_struct)
return;
/* Set the name if assigned */
name = gst_structure_get_string (params_struct, "name");
if (name)
gst_object_set_name (GST_OBJECT (self), name);
gst_structure_free (params_struct);
}
static void
gst_log_tracer_class_init (GstLogTracerClass * klass)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
gobject_class->constructed = gst_log_tracer_constructed;
}
static void
gst_log_tracer_init (GstLogTracer * self)
{
GstTracer *tracer = GST_TRACER (self);
gst_tracing_register_hook (tracer, "pad-push-pre",
G_CALLBACK (do_push_buffer_pre));
gst_tracing_register_hook (tracer, "pad-push-post",
G_CALLBACK (do_push_buffer_post));
gst_tracing_register_hook (tracer, "pad-push-list-pre",
G_CALLBACK (do_push_buffer_list_pre));
gst_tracing_register_hook (tracer, "pad-push-list-post",
G_CALLBACK (do_push_buffer_list_post));
gst_tracing_register_hook (tracer, "pad-pull-range-pre",
G_CALLBACK (do_pull_range_pre));
gst_tracing_register_hook (tracer, "pad-pull-range-post",
G_CALLBACK (do_pull_range_post));
gst_tracing_register_hook (tracer, "pad-push-event-pre",
G_CALLBACK (do_push_event_pre));
gst_tracing_register_hook (tracer, "pad-push-event-post",
G_CALLBACK (do_push_event_post));
gst_tracing_register_hook (tracer, "pad-query-pre",
G_CALLBACK (do_pad_query_pre));
gst_tracing_register_hook (tracer, "pad-query-post",
G_CALLBACK (do_pad_query_post));
gst_tracing_register_hook (tracer, "element-post-message-pre",
G_CALLBACK (do_post_message_pre));
gst_tracing_register_hook (tracer, "element-post-message-post",
G_CALLBACK (do_post_message_post));
gst_tracing_register_hook (tracer, "element-query-pre",
G_CALLBACK (do_element_query_pre));
gst_tracing_register_hook (tracer, "element-query-post",
G_CALLBACK (do_element_query_post));
gst_tracing_register_hook (tracer, "element-new",
G_CALLBACK (do_element_new));
gst_tracing_register_hook (tracer, "element-add-pad",
G_CALLBACK (do_element_add_pad));
gst_tracing_register_hook (tracer, "element-remove-pad",
G_CALLBACK (do_element_remove_pad));
gst_tracing_register_hook (tracer, "element-change-state-pre",
G_CALLBACK (do_element_change_state_pre));
gst_tracing_register_hook (tracer, "element-change-state-post",
G_CALLBACK (do_element_change_state_post));
gst_tracing_register_hook (tracer, "bin-add-pre",
G_CALLBACK (do_bin_add_pre));
gst_tracing_register_hook (tracer, "bin-add-post",
G_CALLBACK (do_bin_add_post));
gst_tracing_register_hook (tracer, "bin-remove-pre",
G_CALLBACK (do_bin_remove_pre));
gst_tracing_register_hook (tracer, "bin-remove-post",
G_CALLBACK (do_bin_remove_post));
gst_tracing_register_hook (tracer, "pad-link-pre",
G_CALLBACK (do_pad_link_pre));
gst_tracing_register_hook (tracer, "pad-link-post",
G_CALLBACK (do_pad_link_post));
gst_tracing_register_hook (tracer, "pad-unlink-pre",
G_CALLBACK (do_pad_unlink_pre));
gst_tracing_register_hook (tracer, "pad-unlink-post",
G_CALLBACK (do_pad_unlink_post));
}