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03041842de
The needed once call was removed accidently during porting. This was catch by the CI as memory leaks. Related to !2426 Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/2438>
187 lines
5.2 KiB
C
187 lines
5.2 KiB
C
/*
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* GStreamer
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* Copyright (C) 2017 Collabora Inc.
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* Copyright (C) 2021 Igalia S.L.
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* Author: Philippe Normand <philn@igalia.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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/**
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* SECTION:element-fakeaudiosink
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* @title: fakeaudiosink
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*
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* This element is the same as fakesink but will pretend to act as an audio sink
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* supporting the `GstStreamVolume` interface. This is useful for throughput
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* testing while creating a new pipeline or for CI purposes on machines not
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* running a real audio daemon.
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*
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* ## Example launch lines
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* |[
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* gst-launch-1.0 audiotestsrc ! fakeaudiosink
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* ]|
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*
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* Since: 1.20
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*/
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#include "gstdebugutilsbadelements.h"
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#include "gstfakeaudiosink.h"
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#include "gstfakesinkutils.h"
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#include <gst/audio/audio.h>
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enum
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{
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PROP_0,
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PROP_VOLUME,
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PROP_MUTE,
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PROP_LAST
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};
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static GstStaticPadTemplate sink_factory = GST_STATIC_PAD_TEMPLATE ("sink",
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GST_PAD_SINK,
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GST_PAD_ALWAYS,
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GST_STATIC_CAPS (GST_AUDIO_CAPS_MAKE (GST_AUDIO_FORMATS_ALL)));
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G_DEFINE_TYPE_WITH_CODE (GstFakeAudioSink, gst_fake_audio_sink, GST_TYPE_BIN,
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G_IMPLEMENT_INTERFACE (GST_TYPE_STREAM_VOLUME, NULL););
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GST_ELEMENT_REGISTER_DEFINE (fakeaudiosink, "fakeaudiosink",
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GST_RANK_NONE, gst_fake_audio_sink_get_type ());
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static void
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gst_fake_audio_sink_proxy_properties (GstFakeAudioSink * self,
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GstElement * child)
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{
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static gsize initialized = 0;
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if (g_once_init_enter (&initialized)) {
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gst_fake_sink_proxy_properties (GST_ELEMENT_CAST (self), child, PROP_LAST);
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g_once_init_leave (&initialized, 1);
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}
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}
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static void
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gst_fake_audio_sink_init (GstFakeAudioSink * self)
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{
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GstElement *child;
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GstPadTemplate *template = gst_static_pad_template_get (&sink_factory);
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self->volume = 1.0;
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self->mute = FALSE;
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child = gst_element_factory_make ("fakesink", "sink");
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if (child) {
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GstPad *sink_pad = gst_element_get_static_pad (child, "sink");
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GstPad *ghost_pad;
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/* mimic GstAudioSink base class */
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g_object_set (child, "qos", TRUE, "sync", TRUE, NULL);
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gst_bin_add (GST_BIN_CAST (self), child);
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ghost_pad = gst_ghost_pad_new_from_template ("sink", sink_pad, template);
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gst_object_unref (template);
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gst_element_add_pad (GST_ELEMENT_CAST (self), ghost_pad);
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gst_object_unref (sink_pad);
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self->child = child;
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gst_fake_audio_sink_proxy_properties (self, child);
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} else {
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g_warning ("Check your GStreamer installation, "
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"core element 'fakesink' is missing.");
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}
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}
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static void
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gst_fake_audio_sink_get_property (GObject * object, guint property_id,
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GValue * value, GParamSpec * pspec)
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{
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GstFakeAudioSink *self = GST_FAKE_AUDIO_SINK (object);
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switch (property_id) {
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case PROP_VOLUME:
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g_value_set_double (value, self->volume);
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break;
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case PROP_MUTE:
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g_value_set_boolean (value, self->mute);
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break;
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default:
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g_object_get_property (G_OBJECT (self->child), pspec->name, value);
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break;
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}
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}
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static void
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gst_fake_audio_sink_set_property (GObject * object, guint property_id,
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const GValue * value, GParamSpec * pspec)
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{
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GstFakeAudioSink *self = GST_FAKE_AUDIO_SINK (object);
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switch (property_id) {
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case PROP_VOLUME:
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self->volume = g_value_get_double (value);
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break;
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case PROP_MUTE:
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self->mute = g_value_get_boolean (value);
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break;
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default:
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g_object_set_property (G_OBJECT (self->child), pspec->name, value);
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break;
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}
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}
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static void
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gst_fake_audio_sink_class_init (GstFakeAudioSinkClass * klass)
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{
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GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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object_class->get_property = gst_fake_audio_sink_get_property;
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object_class->set_property = gst_fake_audio_sink_set_property;
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/**
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* GstFakeAudioSink:volume
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*
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* Control the audio volume
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*
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* Since: 1.20
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*/
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g_object_class_install_property (object_class, PROP_VOLUME,
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g_param_spec_double ("volume", "Volume", "The audio volume, 1.0=100%",
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0, 10, 1, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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/**
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* GstFakeAudioSink:mute
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*
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* Control the mute state
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*
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* Since: 1.20
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*/
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g_object_class_install_property (object_class, PROP_MUTE,
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g_param_spec_boolean ("mute", "Mute",
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"Mute the audio channel without changing the volume", FALSE,
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G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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gst_element_class_add_static_pad_template (element_class, &sink_factory);
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gst_element_class_set_static_metadata (element_class, "Fake Audio Sink",
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"Audio/Sink", "Fake audio renderer",
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"Philippe Normand <philn@igalia.com>");
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}
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