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5250ed4331
The preload functions wrap functions that can create pipelines and attaches a runner to them for monitoring
103 lines
2.8 KiB
C
103 lines
2.8 KiB
C
/* GStreamer
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* Copyright (C) 2013 Thiago Santos <thiago.sousa.santos@collabora.com>
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*
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* gst-qa-monitor-preload.c - QA Element monitors preload functions
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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 2.1 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., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#include <gst/gst.h>
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#include <string.h>
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#include "gst-qa-runner.h"
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#define __USE_GNU
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#include <dlfcn.h>
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/*
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* Functions that wrap object creation so gst-qa can be used
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* to monitor 'standard' applications
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*/
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static void
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gst_qa_preload_wrap (GstElement * element)
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{
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GstQaRunner *runner;
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runner = gst_qa_runner_new (element);
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/* TODO this will actually never unref the runner as it holds a ref
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* to the element */
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g_object_set_data_full ((GObject *) element, "qa-runner", runner,
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g_object_unref);
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}
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GstElement *
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gst_element_factory_make (const gchar * element_name, const gchar * name)
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{
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static GstElement *(*gst_element_factory_make_real) (const gchar *,
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const gchar *) = NULL;
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GstElement *element;
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if (!gst_element_factory_make_real)
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gst_element_factory_make_real =
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dlsym (RTLD_NEXT, "gst_element_factory_make");
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element = gst_element_factory_make_real (element_name, name);
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if (GST_IS_PIPELINE (element)) {
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gst_qa_preload_wrap (element);
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}
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return element;
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}
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gpointer
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g_object_new (GType object_type, const gchar * first_property_name, ...)
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{
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static gpointer (*g_object_new_real) (GType, const gchar *, ...) = NULL;
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gpointer obj;
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va_list var_args;
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if (!g_object_new_real)
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g_object_new_real = dlsym (RTLD_NEXT, "g_object_new");
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va_start (var_args, first_property_name);
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obj = g_object_new_valist (object_type, first_property_name, var_args);
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va_end (var_args);
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if (GST_IS_PIPELINE (obj)) {
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gst_qa_preload_wrap (obj);
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}
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return obj;
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}
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gpointer
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g_object_newv (GType object_type, guint n_parameters, GParameter * parameters)
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{
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static gpointer (*g_object_newv_real) (GType, guint, GParameter *) = NULL;
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gpointer obj;
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if (!g_object_newv_real)
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g_object_newv_real = dlsym (RTLD_NEXT, "g_object_newv");
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obj = g_object_newv_real (object_type, n_parameters, parameters);
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if (GST_IS_PIPELINE (obj)) {
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gst_qa_preload_wrap (obj);
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}
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return obj;
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}
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