| From 382b844e4c10638730786d61ccc96c8c6b2f428d Mon Sep 17 00:00:00 2001 |
| From: Philippe Normand <philn@igalia.com> |
| Date: Tue, 30 Mar 2021 14:40:53 +0100 |
| Subject: [PATCH] debugutils: Add fakeaudiosink element |
| |
| This element can be useful for CI purposes on machines not running any system |
| audio daemon. The element implements the GstStreamVolume interface. |
| --- |
| docs/plugins/gst_plugins_cache.json | 333 ++++++++++++++++++++++++++++ |
| gst/debugutils/debugutilsbad.c | 3 + |
| gst/debugutils/gstfakeaudiosink.c | 262 ++++++++++++++++++++++ |
| gst/debugutils/gstfakeaudiosink.h | 63 ++++++ |
| gst/debugutils/meson.build | 3 +- |
| 5 files changed, 663 insertions(+), 1 deletion(-) |
| create mode 100644 gst/debugutils/gstfakeaudiosink.c |
| create mode 100644 gst/debugutils/gstfakeaudiosink.h |
| |
| diff --git a/docs/plugins/gst_plugins_cache.json b/docs/plugins/gst_plugins_cache.json |
| index 02da7405d..f46f2a4c7 100644 |
| --- a/docs/plugins/gst_plugins_cache.json |
| +++ b/docs/plugins/gst_plugins_cache.json |
| @@ -8417,6 +8417,339 @@ |
| }, |
| "rank": "none" |
| }, |
| + "fakeaudiosink": { |
| + "author": "Philippe Normand <philn@igalia.com>", |
| + "description": "Fake audio renderer", |
| + "hierarchy": [ |
| + "GstFakeAudioSink", |
| + "GstBin", |
| + "GstElement", |
| + "GstObject", |
| + "GInitiallyUnowned", |
| + "GObject" |
| + ], |
| + "interfaces": [ |
| + "GstChildProxy", |
| + "GstStreamVolume" |
| + ], |
| + "klass": "Audio/Sink", |
| + "long-name": "Fake Audio Sink", |
| + "pad-templates": { |
| + "sink": { |
| + "caps": "audio/x-raw:\n format: { F64LE, F64BE, F32LE, F32BE, S32LE, S32BE, U32LE, U32BE, S24_32LE, S24_32BE, U24_32LE, U24_32BE, S24LE, S24BE, U24LE, U24BE, S20LE, S20BE, U20LE, U20BE, S18LE, S18BE, U18LE, U18BE, S16LE, S16BE, U16LE, U16BE, S8, U8 }\n rate: [ 1, 2147483647 ]\n channels: [ 1, 2147483647 ]\n", |
| + "direction": "sink", |
| + "presence": "always" |
| + } |
| + }, |
| + "properties": { |
| + "async": { |
| + "blurb": "Go asynchronously to PAUSED", |
| + "conditionally-available": false, |
| + "construct": false, |
| + "construct-only": false, |
| + "controllable": false, |
| + "default": "true", |
| + "mutable": "null", |
| + "readable": true, |
| + "type": "gboolean", |
| + "writable": true |
| + }, |
| + "blocksize": { |
| + "blurb": "Size in bytes to pull per buffer (0 = default)", |
| + "conditionally-available": false, |
| + "construct": false, |
| + "construct-only": false, |
| + "controllable": false, |
| + "default": "4096", |
| + "max": "-1", |
| + "min": "0", |
| + "mutable": "null", |
| + "readable": true, |
| + "type": "guint", |
| + "writable": true |
| + }, |
| + "can-activate-pull": { |
| + "blurb": "Can activate in pull mode", |
| + "conditionally-available": false, |
| + "construct": false, |
| + "construct-only": false, |
| + "controllable": false, |
| + "default": "false", |
| + "mutable": "null", |
| + "readable": true, |
| + "type": "gboolean", |
| + "writable": true |
| + }, |
| + "can-activate-push": { |
| + "blurb": "Can activate in push mode", |
| + "conditionally-available": false, |
| + "construct": false, |
| + "construct-only": false, |
| + "controllable": false, |
| + "default": "true", |
| + "mutable": "null", |
| + "readable": true, |
| + "type": "gboolean", |
| + "writable": true |
| + }, |
| + "drop-out-of-segment": { |
| + "blurb": "Drop and don't render / hand off out-of-segment buffers", |
| + "conditionally-available": false, |
| + "construct": false, |
| + "construct-only": false, |
| + "controllable": false, |
| + "default": "true", |
| + "mutable": "null", |
| + "readable": true, |
| + "type": "gboolean", |
| + "writable": true |
| + }, |
| + "dump": { |
| + "blurb": "Dump buffer contents to stdout", |
| + "conditionally-available": false, |
| + "construct": false, |
| + "construct-only": false, |
| + "controllable": false, |
| + "default": "false", |
| + "mutable": "playing", |
| + "readable": true, |
| + "type": "gboolean", |
| + "writable": true |
| + }, |
| + "enable-last-sample": { |
| + "blurb": "Enable the last-sample property", |
| + "conditionally-available": false, |
| + "construct": false, |
| + "construct-only": false, |
| + "controllable": false, |
| + "default": "true", |
| + "mutable": "null", |
| + "readable": true, |
| + "type": "gboolean", |
| + "writable": true |
| + }, |
| + "last-message": { |
| + "blurb": "The message describing current status", |
| + "conditionally-available": false, |
| + "construct": false, |
| + "construct-only": false, |
| + "controllable": false, |
| + "default": "NULL", |
| + "mutable": "null", |
| + "readable": true, |
| + "type": "gchararray", |
| + "writable": false |
| + }, |
| + "last-sample": { |
| + "blurb": "The last sample received in the sink", |
| + "conditionally-available": false, |
| + "construct": false, |
| + "construct-only": false, |
| + "controllable": false, |
| + "mutable": "null", |
| + "readable": true, |
| + "type": "GstSample", |
| + "writable": false |
| + }, |
| + "max-bitrate": { |
| + "blurb": "The maximum bits per second to render (0 = disabled)", |
| + "conditionally-available": false, |
| + "construct": false, |
| + "construct-only": false, |
| + "controllable": false, |
| + "default": "0", |
| + "max": "18446744073709551615", |
| + "min": "0", |
| + "mutable": "null", |
| + "readable": true, |
| + "type": "guint64", |
| + "writable": true |
| + }, |
| + "max-lateness": { |
| + "blurb": "Maximum number of nanoseconds that a buffer can be late before it is dropped (-1 unlimited)", |
| + "conditionally-available": false, |
| + "construct": false, |
| + "construct-only": false, |
| + "controllable": false, |
| + "default": "18446744073709551615", |
| + "max": "9223372036854775807", |
| + "min": "-1", |
| + "mutable": "null", |
| + "readable": true, |
| + "type": "gint64", |
| + "writable": true |
| + }, |
| + "mute": { |
| + "blurb": "Mute the audio channel without changing the volume", |
| + "conditionally-available": false, |
| + "construct": false, |
| + "construct-only": false, |
| + "controllable": false, |
| + "default": "false", |
| + "mutable": "null", |
| + "readable": true, |
| + "type": "gboolean", |
| + "writable": true |
| + }, |
| + "num-buffers": { |
| + "blurb": "Number of buffers to accept going EOS", |
| + "conditionally-available": false, |
| + "construct": false, |
| + "construct-only": false, |
| + "controllable": false, |
| + "default": "-1", |
| + "max": "2147483647", |
| + "min": "-1", |
| + "mutable": "null", |
| + "readable": true, |
| + "type": "gint", |
| + "writable": true |
| + }, |
| + "processing-deadline": { |
| + "blurb": "Maximum processing time for a buffer in nanoseconds", |
| + "conditionally-available": false, |
| + "construct": false, |
| + "construct-only": false, |
| + "controllable": false, |
| + "default": "20000000", |
| + "max": "18446744073709551615", |
| + "min": "0", |
| + "mutable": "null", |
| + "readable": true, |
| + "type": "guint64", |
| + "writable": true |
| + }, |
| + "qos": { |
| + "blurb": "Generate Quality-of-Service events upstream", |
| + "conditionally-available": false, |
| + "construct": false, |
| + "construct-only": false, |
| + "controllable": false, |
| + "default": "true", |
| + "mutable": "null", |
| + "readable": true, |
| + "type": "gboolean", |
| + "writable": true |
| + }, |
| + "render-delay": { |
| + "blurb": "Additional render delay of the sink in nanoseconds", |
| + "conditionally-available": false, |
| + "construct": false, |
| + "construct-only": false, |
| + "controllable": false, |
| + "default": "0", |
| + "max": "18446744073709551615", |
| + "min": "0", |
| + "mutable": "null", |
| + "readable": true, |
| + "type": "guint64", |
| + "writable": true |
| + }, |
| + "signal-handoffs": { |
| + "blurb": "Send a signal before unreffing the buffer", |
| + "conditionally-available": false, |
| + "construct": false, |
| + "construct-only": false, |
| + "controllable": false, |
| + "default": "false", |
| + "mutable": "null", |
| + "readable": true, |
| + "type": "gboolean", |
| + "writable": true |
| + }, |
| + "silent": { |
| + "blurb": "Don't produce last_message events", |
| + "conditionally-available": false, |
| + "construct": false, |
| + "construct-only": false, |
| + "controllable": false, |
| + "default": "true", |
| + "mutable": "playing", |
| + "readable": true, |
| + "type": "gboolean", |
| + "writable": true |
| + }, |
| + "state-error": { |
| + "blurb": "Generate a state change error", |
| + "conditionally-available": false, |
| + "construct": false, |
| + "construct-only": false, |
| + "controllable": false, |
| + "default": "none (0)", |
| + "mutable": "null", |
| + "readable": true, |
| + "type": "GstFakeSinkStateError", |
| + "writable": true |
| + }, |
| + "stats": { |
| + "blurb": "Sink Statistics", |
| + "conditionally-available": false, |
| + "construct": false, |
| + "construct-only": false, |
| + "controllable": false, |
| + "default": "application/x-gst-base-sink-stats, average-rate=(double)0, dropped=(guint64)0, rendered=(guint64)0;", |
| + "mutable": "null", |
| + "readable": true, |
| + "type": "GstStructure", |
| + "writable": false |
| + }, |
| + "sync": { |
| + "blurb": "Sync on the clock", |
| + "conditionally-available": false, |
| + "construct": false, |
| + "construct-only": false, |
| + "controllable": false, |
| + "default": "true", |
| + "mutable": "null", |
| + "readable": true, |
| + "type": "gboolean", |
| + "writable": true |
| + }, |
| + "throttle-time": { |
| + "blurb": "The time to keep between rendered buffers (0 = disabled)", |
| + "conditionally-available": false, |
| + "construct": false, |
| + "construct-only": false, |
| + "controllable": false, |
| + "default": "0", |
| + "max": "18446744073709551615", |
| + "min": "0", |
| + "mutable": "null", |
| + "readable": true, |
| + "type": "guint64", |
| + "writable": true |
| + }, |
| + "ts-offset": { |
| + "blurb": "Timestamp offset in nanoseconds", |
| + "conditionally-available": false, |
| + "construct": false, |
| + "construct-only": false, |
| + "controllable": false, |
| + "default": "0", |
| + "max": "9223372036854775807", |
| + "min": "-9223372036854775808", |
| + "mutable": "null", |
| + "readable": true, |
| + "type": "gint64", |
| + "writable": true |
| + }, |
| + "volume": { |
| + "blurb": "The audio volume, 1.0=100%%", |
| + "conditionally-available": false, |
| + "construct": false, |
| + "construct-only": false, |
| + "controllable": false, |
| + "default": "1", |
| + "max": "10", |
| + "min": "0", |
| + "mutable": "null", |
| + "readable": true, |
| + "type": "gdouble", |
| + "writable": true |
| + } |
| + }, |
| + "rank": "none" |
| + }, |
| "fakevideosink": { |
| "author": "Nicolas Dufresne <nicolas.dufresne@collabora.com>", |
| "description": "Fake video display that allows zero-copy", |
| diff --git a/gst/debugutils/debugutilsbad.c b/gst/debugutils/debugutilsbad.c |
| index 3774f7bb5..51682e9c8 100644 |
| --- a/gst/debugutils/debugutilsbad.c |
| +++ b/gst/debugutils/debugutilsbad.c |
| @@ -30,6 +30,7 @@ GType gst_compare_get_type (void); |
| GType gst_debug_spy_get_type (void); |
| GType gst_error_ignore_get_type (void); |
| GType gst_watchdog_get_type (void); |
| +GType gst_fake_audio_sink_get_type (void); |
| GType gst_fake_video_sink_get_type (void); |
| GType gst_test_src_bin_get_type (void); |
| GType gst_clock_select_get_type (void); |
| @@ -51,6 +52,8 @@ plugin_init (GstPlugin * plugin) |
| gst_watchdog_get_type ()); |
| gst_element_register (plugin, "errorignore", GST_RANK_NONE, |
| gst_error_ignore_get_type ()); |
| + gst_element_register (plugin, "fakeaudiosink", GST_RANK_NONE, |
| + gst_fake_audio_sink_get_type ()); |
| gst_element_register (plugin, "fakevideosink", GST_RANK_NONE, |
| gst_fake_video_sink_get_type ()); |
| gst_element_register (plugin, "testsrcbin", GST_RANK_NONE, |
| diff --git a/gst/debugutils/gstfakeaudiosink.c b/gst/debugutils/gstfakeaudiosink.c |
| new file mode 100644 |
| index 000000000..8f8c56bf8 |
| --- /dev/null |
| +++ b/gst/debugutils/gstfakeaudiosink.c |
| @@ -0,0 +1,262 @@ |
| +/* |
| + * GStreamer |
| + * Copyright (C) 2017 Collabora Inc. |
| + * Copyright (C) 2021 Igalia S.L. |
| + * Author: Philippe Normand <philn@igalia.com> |
| + * |
| + * 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:element-fakeaudiosink |
| + * @title: fakeaudiosink |
| + * |
| + * This element is the same as fakesink but will pretend to act as an audio sink |
| + * supporting the `GstStreamVolume` interface. This is useful for throughput |
| + * testing while creating a new pipeline or for CI purposes on machines not |
| + * running a real audio daemon. |
| + * |
| + * ## Example launch lines |
| + * |[ |
| + * gst-launch-1.0 audiotestsrc ! fakeaudiosink |
| + * ]| |
| + * |
| + * Since: 1.20 |
| + */ |
| + |
| +#include "gstfakeaudiosink.h" |
| + |
| +#include <gst/audio/audio.h> |
| + |
| +enum |
| +{ |
| + PROP_0, |
| + PROP_VOLUME, |
| + PROP_MUTE, |
| + PROP_LAST |
| +}; |
| + |
| + |
| +static GstStaticPadTemplate sink_factory = GST_STATIC_PAD_TEMPLATE ("sink", |
| + GST_PAD_SINK, |
| + GST_PAD_ALWAYS, |
| + GST_STATIC_CAPS (GST_AUDIO_CAPS_MAKE (GST_AUDIO_FORMATS_ALL))); |
| + |
| +G_DEFINE_TYPE_WITH_CODE (GstFakeAudioSink, gst_fake_audio_sink, GST_TYPE_BIN, |
| + G_IMPLEMENT_INTERFACE (GST_TYPE_STREAM_VOLUME, NULL);); |
| + |
| +/* TODO complete the types and make this an utility */ |
| +static void |
| +gst_fake_audio_sink_proxy_properties (GstFakeAudioSink * self, |
| + GstElement * child) |
| +{ |
| + static gsize initialized = 0; |
| + |
| + if (g_once_init_enter (&initialized)) { |
| + GObjectClass *object_class; |
| + GParamSpec **properties; |
| + guint n_properties, i; |
| + |
| + object_class = G_OBJECT_CLASS (GST_FAKE_AUDIO_SINK_GET_CLASS (self)); |
| + properties = g_object_class_list_properties (G_OBJECT_GET_CLASS (child), |
| + &n_properties); |
| + |
| + for (i = 0; i < n_properties; i++) { |
| + guint property_id = i + PROP_LAST; |
| + |
| + if (properties[i]->owner_type != G_OBJECT_TYPE (child) && |
| + properties[i]->owner_type != GST_TYPE_BASE_SINK) |
| + continue; |
| + |
| + if (G_IS_PARAM_SPEC_BOOLEAN (properties[i])) { |
| + GParamSpecBoolean *prop = G_PARAM_SPEC_BOOLEAN (properties[i]); |
| + g_object_class_install_property (object_class, property_id, |
| + g_param_spec_boolean (g_param_spec_get_name (properties[i]), |
| + g_param_spec_get_nick (properties[i]), |
| + g_param_spec_get_blurb (properties[i]), |
| + prop->default_value, properties[i]->flags)); |
| + } else if (G_IS_PARAM_SPEC_INT (properties[i])) { |
| + GParamSpecInt *prop = G_PARAM_SPEC_INT (properties[i]); |
| + g_object_class_install_property (object_class, property_id, |
| + g_param_spec_int (g_param_spec_get_name (properties[i]), |
| + g_param_spec_get_nick (properties[i]), |
| + g_param_spec_get_blurb (properties[i]), |
| + prop->minimum, prop->maximum, prop->default_value, |
| + properties[i]->flags)); |
| + } else if (G_IS_PARAM_SPEC_UINT (properties[i])) { |
| + GParamSpecUInt *prop = G_PARAM_SPEC_UINT (properties[i]); |
| + g_object_class_install_property (object_class, property_id, |
| + g_param_spec_uint (g_param_spec_get_name (properties[i]), |
| + g_param_spec_get_nick (properties[i]), |
| + g_param_spec_get_blurb (properties[i]), |
| + prop->minimum, prop->maximum, prop->default_value, |
| + properties[i]->flags)); |
| + } else if (G_IS_PARAM_SPEC_INT64 (properties[i])) { |
| + GParamSpecInt64 *prop = G_PARAM_SPEC_INT64 (properties[i]); |
| + g_object_class_install_property (object_class, property_id, |
| + g_param_spec_int64 (g_param_spec_get_name (properties[i]), |
| + g_param_spec_get_nick (properties[i]), |
| + g_param_spec_get_blurb (properties[i]), |
| + prop->minimum, prop->maximum, prop->default_value, |
| + properties[i]->flags)); |
| + } else if (G_IS_PARAM_SPEC_UINT64 (properties[i])) { |
| + GParamSpecUInt64 *prop = G_PARAM_SPEC_UINT64 (properties[i]); |
| + g_object_class_install_property (object_class, property_id, |
| + g_param_spec_uint64 (g_param_spec_get_name (properties[i]), |
| + g_param_spec_get_nick (properties[i]), |
| + g_param_spec_get_blurb (properties[i]), |
| + prop->minimum, prop->maximum, prop->default_value, |
| + properties[i]->flags)); |
| + } else if (G_IS_PARAM_SPEC_ENUM (properties[i])) { |
| + GParamSpecEnum *prop = G_PARAM_SPEC_ENUM (properties[i]); |
| + g_object_class_install_property (object_class, property_id, |
| + g_param_spec_enum (g_param_spec_get_name (properties[i]), |
| + g_param_spec_get_nick (properties[i]), |
| + g_param_spec_get_blurb (properties[i]), |
| + properties[i]->value_type, prop->default_value, |
| + properties[i]->flags)); |
| + } else if (G_IS_PARAM_SPEC_STRING (properties[i])) { |
| + GParamSpecString *prop = G_PARAM_SPEC_STRING (properties[i]); |
| + g_object_class_install_property (object_class, property_id, |
| + g_param_spec_string (g_param_spec_get_name (properties[i]), |
| + g_param_spec_get_nick (properties[i]), |
| + g_param_spec_get_blurb (properties[i]), |
| + prop->default_value, properties[i]->flags)); |
| + } else if (G_IS_PARAM_SPEC_BOXED (properties[i])) { |
| + g_object_class_install_property (object_class, property_id, |
| + g_param_spec_boxed (g_param_spec_get_name (properties[i]), |
| + g_param_spec_get_nick (properties[i]), |
| + g_param_spec_get_blurb (properties[i]), |
| + properties[i]->value_type, properties[i]->flags)); |
| + } |
| + } |
| + |
| + g_free (properties); |
| + g_once_init_leave (&initialized, 1); |
| + } |
| +} |
| + |
| +static void |
| +gst_fake_audio_sink_init (GstFakeAudioSink * self) |
| +{ |
| + GstElement *child; |
| + GstPadTemplate *template = gst_static_pad_template_get (&sink_factory); |
| + |
| + self->volume = 1.0; |
| + self->mute = FALSE; |
| + |
| + child = gst_element_factory_make ("fakesink", "sink"); |
| + |
| + if (child) { |
| + GstPad *sink_pad = gst_element_get_static_pad (child, "sink"); |
| + GstPad *ghost_pad; |
| + |
| + /* mimic GstAudioSink base class */ |
| + g_object_set (child, "qos", TRUE, "sync", TRUE, NULL); |
| + |
| + gst_bin_add (GST_BIN_CAST (self), child); |
| + |
| + ghost_pad = gst_ghost_pad_new_from_template ("sink", sink_pad, template); |
| + gst_object_unref (template); |
| + gst_element_add_pad (GST_ELEMENT_CAST (self), ghost_pad); |
| + gst_object_unref (sink_pad); |
| + |
| + self->child = child; |
| + |
| + gst_fake_audio_sink_proxy_properties (self, child); |
| + } else { |
| + g_warning ("Check your GStreamer installation, " |
| + "core element 'fakesink' is missing."); |
| + } |
| +} |
| + |
| +static void |
| +gst_fake_audio_sink_get_property (GObject * object, guint property_id, |
| + GValue * value, GParamSpec * pspec) |
| +{ |
| + GstFakeAudioSink *self = GST_FAKE_AUDIO_SINK (object); |
| + |
| + switch (property_id) { |
| + case PROP_VOLUME: |
| + g_value_set_double (value, self->volume); |
| + break; |
| + case PROP_MUTE: |
| + g_value_set_boolean (value, self->mute); |
| + break; |
| + default: |
| + g_object_get_property (G_OBJECT (self->child), pspec->name, value); |
| + break; |
| + } |
| +} |
| + |
| +static void |
| +gst_fake_audio_sink_set_property (GObject * object, guint property_id, |
| + const GValue * value, GParamSpec * pspec) |
| +{ |
| + GstFakeAudioSink *self = GST_FAKE_AUDIO_SINK (object); |
| + |
| + switch (property_id) { |
| + case PROP_VOLUME: |
| + self->volume = g_value_get_double (value); |
| + break; |
| + case PROP_MUTE: |
| + self->mute = g_value_get_boolean (value); |
| + break; |
| + default: |
| + g_object_set_property (G_OBJECT (self->child), pspec->name, value); |
| + break; |
| + } |
| +} |
| + |
| +static void |
| +gst_fake_audio_sink_class_init (GstFakeAudioSinkClass * klass) |
| +{ |
| + GstElementClass *element_class = GST_ELEMENT_CLASS (klass); |
| + GObjectClass *object_class = G_OBJECT_CLASS (klass); |
| + |
| + object_class->get_property = gst_fake_audio_sink_get_property; |
| + object_class->set_property = gst_fake_audio_sink_set_property; |
| + |
| + |
| + /** |
| + * GstFakeAudioSink:volume |
| + * |
| + * Control the audio volume |
| + * |
| + * Since: 1.20 |
| + */ |
| + g_object_class_install_property (object_class, PROP_VOLUME, |
| + g_param_spec_double ("volume", "Volume", "The audio volume, 1.0=100%", |
| + 0, 10, 1, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); |
| + |
| + /** |
| + * GstFakeAudioSink:mute |
| + * |
| + * Control the mute state |
| + * |
| + * Since: 1.20 |
| + */ |
| + g_object_class_install_property (object_class, PROP_MUTE, |
| + g_param_spec_boolean ("mute", "Mute", |
| + "Mute the audio channel without changing the volume", FALSE, |
| + G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)); |
| + |
| + |
| + gst_element_class_add_static_pad_template (element_class, &sink_factory); |
| + gst_element_class_set_static_metadata (element_class, "Fake Audio Sink", |
| + "Audio/Sink", "Fake audio renderer", |
| + "Philippe Normand <philn@igalia.com>"); |
| +} |
| diff --git a/gst/debugutils/gstfakeaudiosink.h b/gst/debugutils/gstfakeaudiosink.h |
| new file mode 100644 |
| index 000000000..8fd70d911 |
| --- /dev/null |
| +++ b/gst/debugutils/gstfakeaudiosink.h |
| @@ -0,0 +1,63 @@ |
| +/* |
| + * GStreamer |
| + * Copyright (C) 2017 Collabora Inc. |
| + * Copyright (C) 2021 Igalia S.L. |
| + * Author: Philippe Normand <philn@igalia.com> |
| + * |
| + * 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. |
| + */ |
| + |
| +#ifndef _GST_FAKE_AUDIO_SINK_H_ |
| +#define _GST_FAKE_AUDIO_SINK_H_ |
| + |
| +#include <gst/gst.h> |
| + |
| +#define GST_TYPE_FAKE_AUDIO_SINK \ |
| + (gst_fake_audio_sink_get_type()) |
| +#define GST_FAKE_AUDIO_SINK(obj) \ |
| + (G_TYPE_CHECK_INSTANCE_CAST((obj), GST_TYPE_FAKE_AUDIO_SINK, GstFakeAudioSink)) |
| +#define GST_FAKE_AUDIO_SINK_CLASS(klass) \ |
| + (G_TYPE_CHECK_CLASS_CAST((klass), GST_TYPE_FAKE_AUDIO_SINK, GstFakeAudioSinkClass)) |
| +#define GST_FAKE_AUDIO_SINK_GET_CLASS(obj) \ |
| + (G_TYPE_INSTANCE_GET_CLASS((obj), GST_TYPE_FAKE_AUDIO_SINK, GstFakeAudioSinkClass)) |
| +#define GST_IS_FAKE_AUDIO_SINK(obj) \ |
| + (G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_TYPE_FAKE_AUDIO_SINK)) |
| +#define GST_IS_FAKE_AUDIO_SINK_CLASS(klass) \ |
| + (G_TYPE_CHECK_CLASS_TYPE((klass), GST_TYPE_FAKE_AUDIO_SINK)) |
| + |
| +G_BEGIN_DECLS |
| + |
| +typedef struct _GstFakeAudioSink GstFakeAudioSink; |
| +typedef struct _GstFakeAudioSinkClass GstFakeAudioSinkClass; |
| + |
| +struct _GstFakeAudioSink |
| +{ |
| + GstBin parent; |
| + GstElement *child; |
| + gdouble volume; |
| + gboolean mute; |
| +}; |
| + |
| +struct _GstFakeAudioSinkClass |
| +{ |
| + GstBinClass parent; |
| +}; |
| + |
| +GType gst_fake_audio_sink_get_type (void); |
| + |
| +G_END_DECLS |
| + |
| +#endif |
| diff --git a/gst/debugutils/meson.build b/gst/debugutils/meson.build |
| index c863556fe..d05161195 100644 |
| --- a/gst/debugutils/meson.build |
| +++ b/gst/debugutils/meson.build |
| @@ -6,6 +6,7 @@ debugutilsbad_sources = [ |
| 'gstchecksumsink.c', |
| 'gstchopmydata.c', |
| 'gstcompare.c', |
| + 'gstfakeaudiosink.c', |
| 'gstfakevideosink.c', |
| 'gstwatchdog.c', |
| 'gsttestsrcbin.c', |
| @@ -16,7 +17,7 @@ gstdebugutilsbad = library('gstdebugutilsbad', |
| debugutilsbad_sources, |
| c_args : gst_plugins_bad_args, |
| include_directories : [configinc], |
| - dependencies : [gstbase_dep, gstvideo_dep, gstnet_dep], |
| + dependencies : [gstbase_dep, gstvideo_dep, gstnet_dep, gstaudio_dep], |
| install : true, |
| install_dir : plugins_install_dir, |
| ) |
| -- |
| 2.30.2 |
| |
