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-rw-r--r--doc/classes/AudioStream.xml11
-rw-r--r--doc/classes/AudioStreamPlayer.xml3
-rw-r--r--doc/classes/AudioStreamPlayer2D.xml3
-rw-r--r--doc/classes/AudioStreamPlayer3D.xml3
-rw-r--r--modules/minimp3/audio_stream_mp3.cpp4
-rw-r--r--modules/minimp3/audio_stream_mp3.h2
-rw-r--r--modules/stb_vorbis/audio_stream_ogg_vorbis.cpp4
-rw-r--r--modules/stb_vorbis/audio_stream_ogg_vorbis.h2
-rw-r--r--scene/2d/audio_stream_player_2d.cpp162
-rw-r--r--scene/2d/audio_stream_player_2d.h10
-rw-r--r--scene/3d/audio_stream_player_3d.cpp165
-rw-r--r--scene/3d/audio_stream_player_3d.h15
-rw-r--r--scene/audio/audio_stream_player.cpp137
-rw-r--r--scene/audio/audio_stream_player.h8
-rw-r--r--scene/resources/audio_stream_sample.cpp4
-rw-r--r--scene/resources/audio_stream_sample.h2
-rw-r--r--servers/audio/audio_stream.cpp22
-rw-r--r--servers/audio/audio_stream.h5
-rw-r--r--servers/audio/effects/audio_stream_generator.cpp4
-rw-r--r--servers/audio/effects/audio_stream_generator.h1
-rw-r--r--servers/audio_server.cpp88
-rw-r--r--servers/audio_server.h9
22 files changed, 425 insertions, 239 deletions
diff --git a/doc/classes/AudioStream.xml b/doc/classes/AudioStream.xml
index a954a06117..32e51603ee 100644
--- a/doc/classes/AudioStream.xml
+++ b/doc/classes/AudioStream.xml
@@ -28,12 +28,23 @@
<description>
</description>
</method>
+ <method name="_is_monophonic" qualifiers="virtual const">
+ <return type="bool" />
+ <description>
+ </description>
+ </method>
<method name="get_length" qualifiers="const">
<return type="float" />
<description>
Returns the length of the audio stream in seconds.
</description>
</method>
+ <method name="is_monophonic" qualifiers="const">
+ <return type="bool" />
+ <description>
+ Returns true if this audio stream only supports monophonic playback, or false if the audio stream supports polyphony.
+ </description>
+ </method>
</methods>
<constants>
</constants>
diff --git a/doc/classes/AudioStreamPlayer.xml b/doc/classes/AudioStreamPlayer.xml
index a6c437f875..b692ae858e 100644
--- a/doc/classes/AudioStreamPlayer.xml
+++ b/doc/classes/AudioStreamPlayer.xml
@@ -56,6 +56,9 @@
<member name="bus" type="StringName" setter="set_bus" getter="get_bus" default="&amp;&quot;Master&quot;">
Bus on which this audio is playing.
</member>
+ <member name="max_polyphony" type="int" setter="set_max_polyphony" getter="get_max_polyphony" default="1">
+ The maximum number of sounds this node can play at the same time. Playing additional sounds after this value is reached will cut off the oldest sounds.
+ </member>
<member name="mix_target" type="int" setter="set_mix_target" getter="get_mix_target" enum="AudioStreamPlayer.MixTarget" default="0">
If the audio configuration has more than two speakers, this sets the target channels. See [enum MixTarget] constants.
</member>
diff --git a/doc/classes/AudioStreamPlayer2D.xml b/doc/classes/AudioStreamPlayer2D.xml
index c40c223091..e36a428499 100644
--- a/doc/classes/AudioStreamPlayer2D.xml
+++ b/doc/classes/AudioStreamPlayer2D.xml
@@ -61,6 +61,9 @@
<member name="max_distance" type="float" setter="set_max_distance" getter="get_max_distance" default="2000.0">
Maximum distance from which audio is still hearable.
</member>
+ <member name="max_polyphony" type="int" setter="set_max_polyphony" getter="get_max_polyphony" default="1">
+ The maximum number of sounds this node can play at the same time. Playing additional sounds after this value is reached will cut off the oldest sounds.
+ </member>
<member name="pitch_scale" type="float" setter="set_pitch_scale" getter="get_pitch_scale" default="1.0">
The pitch and the tempo of the audio, as a multiplier of the audio sample's sample rate.
</member>
diff --git a/doc/classes/AudioStreamPlayer3D.xml b/doc/classes/AudioStreamPlayer3D.xml
index 584f03399c..fa2fa5a8e3 100644
--- a/doc/classes/AudioStreamPlayer3D.xml
+++ b/doc/classes/AudioStreamPlayer3D.xml
@@ -83,6 +83,9 @@
<member name="max_distance" type="float" setter="set_max_distance" getter="get_max_distance" default="0.0">
Sets the distance from which the [member out_of_range_mode] takes effect. Has no effect if set to 0.
</member>
+ <member name="max_polyphony" type="int" setter="set_max_polyphony" getter="get_max_polyphony" default="1">
+ The maximum number of sounds this node can play at the same time. Playing additional sounds after this value is reached will cut off the oldest sounds.
+ </member>
<member name="out_of_range_mode" type="int" setter="set_out_of_range_mode" getter="get_out_of_range_mode" enum="AudioStreamPlayer3D.OutOfRangeMode" default="0">
Decides if audio should pause when source is outside of [member max_distance] range.
</member>
diff --git a/modules/minimp3/audio_stream_mp3.cpp b/modules/minimp3/audio_stream_mp3.cpp
index fb741f6266..7b52ef178a 100644
--- a/modules/minimp3/audio_stream_mp3.cpp
+++ b/modules/minimp3/audio_stream_mp3.cpp
@@ -214,6 +214,10 @@ float AudioStreamMP3::get_length() const {
return length;
}
+bool AudioStreamMP3::is_monophonic() const {
+ return false;
+}
+
void AudioStreamMP3::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_data", "data"), &AudioStreamMP3::set_data);
ClassDB::bind_method(D_METHOD("get_data"), &AudioStreamMP3::get_data);
diff --git a/modules/minimp3/audio_stream_mp3.h b/modules/minimp3/audio_stream_mp3.h
index 5dd88779f8..3c8bdd8c53 100644
--- a/modules/minimp3/audio_stream_mp3.h
+++ b/modules/minimp3/audio_stream_mp3.h
@@ -103,6 +103,8 @@ public:
virtual float get_length() const override;
+ virtual bool is_monophonic() const override;
+
AudioStreamMP3();
virtual ~AudioStreamMP3();
};
diff --git a/modules/stb_vorbis/audio_stream_ogg_vorbis.cpp b/modules/stb_vorbis/audio_stream_ogg_vorbis.cpp
index 3a938200e9..6554c6e274 100644
--- a/modules/stb_vorbis/audio_stream_ogg_vorbis.cpp
+++ b/modules/stb_vorbis/audio_stream_ogg_vorbis.cpp
@@ -252,6 +252,10 @@ float AudioStreamOGGVorbis::get_length() const {
return length;
}
+bool AudioStreamOGGVorbis::is_monophonic() const {
+ return false;
+}
+
void AudioStreamOGGVorbis::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_data", "data"), &AudioStreamOGGVorbis::set_data);
ClassDB::bind_method(D_METHOD("get_data"), &AudioStreamOGGVorbis::get_data);
diff --git a/modules/stb_vorbis/audio_stream_ogg_vorbis.h b/modules/stb_vorbis/audio_stream_ogg_vorbis.h
index 756c241d1f..1311c4ce7a 100644
--- a/modules/stb_vorbis/audio_stream_ogg_vorbis.h
+++ b/modules/stb_vorbis/audio_stream_ogg_vorbis.h
@@ -105,6 +105,8 @@ public:
virtual float get_length() const override; //if supported, otherwise return 0
+ virtual bool is_monophonic() const override;
+
AudioStreamOGGVorbis();
virtual ~AudioStreamOGGVorbis();
};
diff --git a/scene/2d/audio_stream_player_2d.cpp b/scene/2d/audio_stream_player_2d.cpp
index ea491e8b0e..9280e35c3f 100644
--- a/scene/2d/audio_stream_player_2d.cpp
+++ b/scene/2d/audio_stream_player_2d.cpp
@@ -59,33 +59,47 @@ void AudioStreamPlayer2D::_notification(int p_what) {
if (p_what == NOTIFICATION_INTERNAL_PHYSICS_PROCESS) {
//update anything related to position first, if possible of course
+ if (setplay.get() > 0 || (active.is_set() && last_mix_count != AudioServer::get_singleton()->get_mix_count())) {
+ _update_panning();
+ }
- if (!stream_playback.is_valid()) {
- return;
+ if (setplay.get() >= 0 && stream.is_valid()) {
+ active.set();
+ Ref<AudioStreamPlayback> new_playback = stream->instance_playback();
+ ERR_FAIL_COND_MSG(new_playback.is_null(), "Failed to instantiate playback.");
+ AudioServer::get_singleton()->start_playback_stream(new_playback, _get_actual_bus(), volume_vector, setplay.get());
+ stream_playbacks.push_back(new_playback);
+ setplay.set(-1);
}
- if (setplay.get() >= 0 || (active.is_set() && last_mix_count != AudioServer::get_singleton()->get_mix_count())) {
- _update_panning();
- if (setplay.get() >= 0) {
- active.set();
- AudioServer::get_singleton()->start_playback_stream(stream_playback, _get_actual_bus(), volume_vector, setplay.get());
- setplay.set(-1);
+
+ if (!stream_playbacks.is_empty() && active.is_set()) {
+ // Stop playing if no longer active.
+ Vector<Ref<AudioStreamPlayback>> playbacks_to_remove;
+ for (Ref<AudioStreamPlayback> &playback : stream_playbacks) {
+ if (playback.is_valid() && !AudioServer::get_singleton()->is_playback_active(playback) && !AudioServer::get_singleton()->is_playback_paused(playback)) {
+ emit_signal(SNAME("finished"));
+ playbacks_to_remove.push_back(playback);
+ }
+ }
+ // Now go through and remove playbacks that have finished. Removing elements from a Vector in a range based for is asking for trouble.
+ for (Ref<AudioStreamPlayback> &playback : playbacks_to_remove) {
+ stream_playbacks.erase(playback);
+ }
+ if (!playbacks_to_remove.is_empty() && stream_playbacks.is_empty()) {
+ // This node is no longer actively playing audio.
+ active.clear();
+ set_physics_process_internal(false);
}
}
- // Stop playing if no longer active.
- if (active.is_set() && !AudioServer::get_singleton()->is_playback_active(stream_playback)) {
- active.clear();
- set_physics_process_internal(false);
- emit_signal(SNAME("finished"));
+ while (stream_playbacks.size() > max_polyphony) {
+ AudioServer::get_singleton()->stop_playback_stream(stream_playbacks[0]);
+ stream_playbacks.remove(0);
}
}
}
StringName AudioStreamPlayer2D::_get_actual_bus() {
- if (!stream_playback.is_valid()) {
- return SNAME("Master");
- }
-
Vector2 global_pos = get_global_position();
//check if any area is diverting sound into a bus
@@ -113,12 +127,10 @@ StringName AudioStreamPlayer2D::_get_actual_bus() {
}
void AudioStreamPlayer2D::_update_panning() {
- if (!stream_playback.is_valid()) {
+ if (!active.is_set() || stream.is_null()) {
return;
}
- last_mix_count = AudioServer::get_singleton()->get_mix_count();
-
Ref<World2D> world_2d = get_world_2d();
ERR_FAIL_COND(world_2d.is_null());
@@ -164,28 +176,20 @@ void AudioStreamPlayer2D::_update_panning() {
volume_vector.write[0] = AudioFrame(l, r) * multiplier;
}
- AudioServer::get_singleton()->set_playback_bus_exclusive(stream_playback, _get_actual_bus(), volume_vector);
-}
-
-void AudioStreamPlayer2D::set_stream(Ref<AudioStream> p_stream) {
- if (stream_playback.is_valid()) {
- stop();
+ for (const Ref<AudioStreamPlayback> &playback : stream_playbacks) {
+ AudioServer::get_singleton()->set_playback_bus_exclusive(playback, _get_actual_bus(), volume_vector);
}
- stream_playback.unref();
- stream.unref();
- if (p_stream.is_valid()) {
- stream_playback = p_stream->instance_playback();
- if (stream_playback.is_valid()) {
- stream = p_stream;
- } else {
- stream.unref();
- }
+ for (Ref<AudioStreamPlayback> &playback : stream_playbacks) {
+ AudioServer::get_singleton()->set_playback_pitch_scale(playback, pitch_scale);
}
- if (p_stream.is_valid() && stream_playback.is_null()) {
- stream.unref();
- }
+ last_mix_count = AudioServer::get_singleton()->get_mix_count();
+}
+
+void AudioStreamPlayer2D::set_stream(Ref<AudioStream> p_stream) {
+ stop();
+ stream = p_stream;
}
Ref<AudioStream> AudioStreamPlayer2D::get_stream() const {
@@ -203,8 +207,8 @@ float AudioStreamPlayer2D::get_volume_db() const {
void AudioStreamPlayer2D::set_pitch_scale(float p_pitch_scale) {
ERR_FAIL_COND(p_pitch_scale <= 0.0);
pitch_scale = p_pitch_scale;
- if (stream_playback.is_valid()) {
- AudioServer::get_singleton()->set_playback_pitch_scale(stream_playback, p_pitch_scale);
+ for (Ref<AudioStreamPlayback> &playback : stream_playbacks) {
+ AudioServer::get_singleton()->set_playback_pitch_scale(playback, p_pitch_scale);
}
}
@@ -213,44 +217,50 @@ float AudioStreamPlayer2D::get_pitch_scale() const {
}
void AudioStreamPlayer2D::play(float p_from_pos) {
- stop();
- if (stream.is_valid()) {
- stream_playback = stream->instance_playback();
+ if (stream.is_null()) {
+ return;
}
- if (stream_playback.is_valid()) {
- setplay.set(p_from_pos);
- set_physics_process_internal(true);
+ ERR_FAIL_COND_MSG(!is_inside_tree(), "Playback can only happen when a node is inside the scene tree");
+ if (stream->is_monophonic() && is_playing()) {
+ stop();
}
+
+ setplay.set(p_from_pos);
+ active.set();
+ set_physics_process_internal(true);
}
void AudioStreamPlayer2D::seek(float p_seconds) {
- if (stream_playback.is_valid() && active.is_set()) {
+ if (is_playing()) {
+ stop();
play(p_seconds);
}
}
void AudioStreamPlayer2D::stop() {
- if (stream_playback.is_valid()) {
- active.clear();
- AudioServer::get_singleton()->stop_playback_stream(stream_playback);
- set_physics_process_internal(false);
- setplay.set(-1);
+ setplay.set(-1);
+ for (Ref<AudioStreamPlayback> &playback : stream_playbacks) {
+ AudioServer::get_singleton()->stop_playback_stream(playback);
}
+ stream_playbacks.clear();
+ active.clear();
+ set_physics_process_internal(false);
}
bool AudioStreamPlayer2D::is_playing() const {
- if (stream_playback.is_valid()) {
- return AudioServer::get_singleton()->is_playback_active(stream_playback);
+ for (const Ref<AudioStreamPlayback> &playback : stream_playbacks) {
+ if (AudioServer::get_singleton()->is_playback_active(playback)) {
+ return true;
+ }
}
-
return false;
}
float AudioStreamPlayer2D::get_playback_position() {
- if (stream_playback.is_valid()) {
- return AudioServer::get_singleton()->get_playback_position(stream_playback);
+ // Return the playback position of the most recently started playback stream.
+ if (!stream_playbacks.is_empty()) {
+ return AudioServer::get_singleton()->get_playback_position(stream_playbacks[stream_playbacks.size() - 1]);
}
-
return 0;
}
@@ -284,11 +294,7 @@ void AudioStreamPlayer2D::_set_playing(bool p_enable) {
}
bool AudioStreamPlayer2D::_is_active() const {
- if (stream_playback.is_valid()) {
- // TODO make sure this doesn't change any behavior w.r.t. pauses. Is a paused stream active?
- return AudioServer::get_singleton()->is_playback_active(stream_playback);
- }
- return false;
+ return active.is_set();
}
void AudioStreamPlayer2D::_validate_property(PropertyInfo &property) const {
@@ -336,21 +342,35 @@ uint32_t AudioStreamPlayer2D::get_area_mask() const {
}
void AudioStreamPlayer2D::set_stream_paused(bool p_pause) {
- // TODO this does not have perfect recall, fix that maybe? If the stream isn't set, we can't persist this bool.
- if (stream_playback.is_valid()) {
- AudioServer::get_singleton()->set_playback_paused(stream_playback, p_pause);
+ // TODO this does not have perfect recall, fix that maybe? If there are zero playbacks registered with the AudioServer, this bool isn't persisted.
+ for (Ref<AudioStreamPlayback> &playback : stream_playbacks) {
+ AudioServer::get_singleton()->set_playback_paused(playback, p_pause);
}
}
bool AudioStreamPlayer2D::get_stream_paused() const {
- if (stream_playback.is_valid()) {
- return AudioServer::get_singleton()->is_playback_paused(stream_playback);
+ // There's currently no way to pause some playback streams but not others. Check the first and don't bother looking at the rest.
+ if (!stream_playbacks.is_empty()) {
+ return AudioServer::get_singleton()->is_playback_paused(stream_playbacks[0]);
}
return false;
}
Ref<AudioStreamPlayback> AudioStreamPlayer2D::get_stream_playback() {
- return stream_playback;
+ if (!stream_playbacks.is_empty()) {
+ return stream_playbacks[stream_playbacks.size() - 1];
+ }
+ return nullptr;
+}
+
+void AudioStreamPlayer2D::set_max_polyphony(int p_max_polyphony) {
+ if (p_max_polyphony > 0) {
+ max_polyphony = p_max_polyphony;
+ }
+}
+
+int AudioStreamPlayer2D::get_max_polyphony() const {
+ return max_polyphony;
}
void AudioStreamPlayer2D::_bind_methods() {
@@ -391,6 +411,9 @@ void AudioStreamPlayer2D::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_stream_paused", "pause"), &AudioStreamPlayer2D::set_stream_paused);
ClassDB::bind_method(D_METHOD("get_stream_paused"), &AudioStreamPlayer2D::get_stream_paused);
+ ClassDB::bind_method(D_METHOD("set_max_polyphony", "max_polyphony"), &AudioStreamPlayer2D::set_max_polyphony);
+ ClassDB::bind_method(D_METHOD("get_max_polyphony"), &AudioStreamPlayer2D::get_max_polyphony);
+
ClassDB::bind_method(D_METHOD("get_stream_playback"), &AudioStreamPlayer2D::get_stream_playback);
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "stream", PROPERTY_HINT_RESOURCE_TYPE, "AudioStream"), "set_stream", "get_stream");
@@ -401,6 +424,7 @@ void AudioStreamPlayer2D::_bind_methods() {
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "stream_paused", PROPERTY_HINT_NONE, ""), "set_stream_paused", "get_stream_paused");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "max_distance", PROPERTY_HINT_RANGE, "1,4096,1,or_greater,exp"), "set_max_distance", "get_max_distance");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "attenuation", PROPERTY_HINT_EXP_EASING, "attenuation"), "set_attenuation", "get_attenuation");
+ ADD_PROPERTY(PropertyInfo(Variant::INT, "max_polyphony", PROPERTY_HINT_NONE, ""), "set_max_polyphony", "get_max_polyphony");
ADD_PROPERTY(PropertyInfo(Variant::STRING_NAME, "bus", PROPERTY_HINT_ENUM, ""), "set_bus", "get_bus");
ADD_PROPERTY(PropertyInfo(Variant::INT, "area_mask", PROPERTY_HINT_LAYERS_2D_PHYSICS), "set_area_mask", "get_area_mask");
diff --git a/scene/2d/audio_stream_player_2d.h b/scene/2d/audio_stream_player_2d.h
index 6428fbe017..5360fd4934 100644
--- a/scene/2d/audio_stream_player_2d.h
+++ b/scene/2d/audio_stream_player_2d.h
@@ -51,10 +51,10 @@ private:
Viewport *viewport = nullptr; //pointer only used for reference to previous mix
};
- Ref<AudioStreamPlayback> stream_playback;
+ Vector<Ref<AudioStreamPlayback>> stream_playbacks;
Ref<AudioStream> stream;
- SafeFlag active;
+ SafeFlag active{ false };
SafeNumeric<float> setplay{ -1.0 };
Vector<AudioFrame> volume_vector;
@@ -64,7 +64,8 @@ private:
float volume_db = 0.0;
float pitch_scale = 1.0;
bool autoplay = false;
- StringName default_bus = "Master";
+ StringName default_bus = SNAME("Master");
+ int max_polyphony = 1;
void _set_playing(bool p_enable);
bool _is_active() const;
@@ -119,6 +120,9 @@ public:
void set_stream_paused(bool p_pause);
bool get_stream_paused() const;
+ void set_max_polyphony(int p_max_polyphony);
+ int get_max_polyphony() const;
+
Ref<AudioStreamPlayback> get_stream_playback();
AudioStreamPlayer2D();
diff --git a/scene/3d/audio_stream_player_3d.cpp b/scene/3d/audio_stream_player_3d.cpp
index 16d5b9da3e..907c6cd03a 100644
--- a/scene/3d/audio_stream_player_3d.cpp
+++ b/scene/3d/audio_stream_player_3d.cpp
@@ -271,28 +271,45 @@ void AudioStreamPlayer3D::_notification(int p_what) {
if (p_what == NOTIFICATION_INTERNAL_PHYSICS_PROCESS) {
//update anything related to position first, if possible of course
-
- if (!stream_playback.is_valid()) {
- return;
+ Vector<AudioFrame> volume_vector;
+ if (setplay.get() > 0 || (active.is_set() && last_mix_count != AudioServer::get_singleton()->get_mix_count())) {
+ volume_vector = _update_panning();
}
- //start playing if requested
- if (setplay.get() >= 0) {
- Vector<AudioFrame> volume_vector = _update_panning();
- AudioServer::get_singleton()->start_playback_stream(stream_playback, _get_actual_bus(), volume_vector, setplay.get());
+ if (setplay.get() >= 0 && stream.is_valid()) {
active.set();
+ Ref<AudioStreamPlayback> new_playback = stream->instance_playback();
+ ERR_FAIL_COND_MSG(new_playback.is_null(), "Failed to instantiate playback.");
+ Map<StringName, Vector<AudioFrame>> bus_map;
+ bus_map[_get_actual_bus()] = volume_vector;
+ AudioServer::get_singleton()->start_playback_stream(new_playback, bus_map, setplay.get(), linear_attenuation, attenuation_filter_cutoff_hz, actual_pitch_scale);
+ stream_playbacks.push_back(new_playback);
setplay.set(-1);
}
- if (active.is_set() && last_mix_count != AudioServer::get_singleton()->get_mix_count()) {
- _update_panning();
- last_mix_count = AudioServer::get_singleton()->get_mix_count();
+ if (!stream_playbacks.is_empty() && active.is_set()) {
+ // Stop playing if no longer active.
+ Vector<Ref<AudioStreamPlayback>> playbacks_to_remove;
+ for (Ref<AudioStreamPlayback> &playback : stream_playbacks) {
+ if (playback.is_valid() && !AudioServer::get_singleton()->is_playback_active(playback) && !AudioServer::get_singleton()->is_playback_paused(playback)) {
+ emit_signal(SNAME("finished"));
+ playbacks_to_remove.push_back(playback);
+ }
+ }
+ // Now go through and remove playbacks that have finished. Removing elements from a Vector in a range based for is asking for trouble.
+ for (Ref<AudioStreamPlayback> &playback : playbacks_to_remove) {
+ stream_playbacks.erase(playback);
+ }
+ if (!playbacks_to_remove.is_empty() && stream_playbacks.is_empty()) {
+ // This node is no longer actively playing audio.
+ active.clear();
+ set_physics_process_internal(false);
+ }
}
- // Stop playing if no longer active.
- if (!active.is_set()) {
- set_physics_process_internal(false);
- emit_signal(SNAME("finished"));
+ while (stream_playbacks.size() > max_polyphony) {
+ AudioServer::get_singleton()->stop_playback_stream(stream_playbacks[0]);
+ stream_playbacks.remove(0);
}
}
}
@@ -330,9 +347,6 @@ Area3D *AudioStreamPlayer3D::_get_overriding_area() {
}
StringName AudioStreamPlayer3D::_get_actual_bus() {
- if (!stream_playback.is_valid()) {
- return SNAME("Master");
- }
Area3D *overriding_area = _get_overriding_area();
if (overriding_area && overriding_area->is_overriding_audio_bus() && !overriding_area->is_using_reverb_bus()) {
return overriding_area->get_audio_bus_name();
@@ -347,7 +361,9 @@ Vector<AudioFrame> AudioStreamPlayer3D::_update_panning() {
frame = AudioFrame(0, 0);
}
- ERR_FAIL_COND_V(stream_playback.is_null(), output_volume_vector);
+ if (!active.is_set() || stream.is_null()) {
+ return output_volume_vector;
+ }
Vector3 linear_velocity;
@@ -422,7 +438,10 @@ Vector<AudioFrame> AudioStreamPlayer3D::_update_panning() {
}
}
- AudioServer::get_singleton()->set_playback_highshelf_params(stream_playback, Math::db2linear(db_att), attenuation_filter_cutoff_hz);
+ linear_attenuation = Math::db2linear(db_att);
+ for (Ref<AudioStreamPlayback> &playback : stream_playbacks) {
+ AudioServer::get_singleton()->set_playback_highshelf_params(playback, linear_attenuation, attenuation_filter_cutoff_hz);
+ }
//TODO: The lower the second parameter (tightness) the more the sound will "enclose" the listener (more undirected / playing from
// speakers not facing the source) - this could be made distance dependent.
_calc_output_vol(local_pos.normalized(), 4.0, output_volume_vector);
@@ -447,7 +466,10 @@ Vector<AudioFrame> AudioStreamPlayer3D::_update_panning() {
} else {
bus_volumes[bus] = output_volume_vector;
}
- AudioServer::get_singleton()->set_playback_bus_volumes_linear(stream_playback, bus_volumes);
+
+ for (Ref<AudioStreamPlayback> &playback : stream_playbacks) {
+ AudioServer::get_singleton()->set_playback_bus_volumes_linear(playback, bus_volumes);
+ }
if (doppler_tracking != DOPPLER_TRACKING_DISABLED) {
Vector3 listener_velocity;
@@ -458,9 +480,7 @@ Vector<AudioFrame> AudioStreamPlayer3D::_update_panning() {
Vector3 local_velocity = listener_node->get_global_transform().orthonormalized().basis.xform_inv(linear_velocity - listener_velocity);
- if (local_velocity == Vector3()) {
- AudioServer::get_singleton()->set_playback_pitch_scale(stream_playback, pitch_scale);
- } else {
+ if (local_velocity != Vector3()) {
float approaching = local_pos.normalized().dot(local_velocity.normalized());
float velocity = local_velocity.length();
float speed_of_sound = 343.0;
@@ -468,34 +488,23 @@ Vector<AudioFrame> AudioStreamPlayer3D::_update_panning() {
float doppler_pitch_scale = pitch_scale * speed_of_sound / (speed_of_sound + velocity * approaching);
doppler_pitch_scale = CLAMP(doppler_pitch_scale, (1 / 8.0), 8.0); //avoid crazy stuff
- AudioServer::get_singleton()->set_playback_pitch_scale(stream_playback, doppler_pitch_scale);
+ actual_pitch_scale = doppler_pitch_scale;
+ } else {
+ actual_pitch_scale = pitch_scale;
}
} else {
- AudioServer::get_singleton()->set_playback_pitch_scale(stream_playback, pitch_scale);
+ actual_pitch_scale = pitch_scale;
+ }
+ for (Ref<AudioStreamPlayback> &playback : stream_playbacks) {
+ AudioServer::get_singleton()->set_playback_pitch_scale(playback, actual_pitch_scale);
}
}
return output_volume_vector;
}
void AudioStreamPlayer3D::set_stream(Ref<AudioStream> p_stream) {
- if (stream_playback.is_valid()) {
- stop();
- stream_playback.unref();
- stream.unref();
- }
-
- if (p_stream.is_valid()) {
- stream_playback = p_stream->instance_playback();
- if (stream_playback.is_valid()) {
- stream = p_stream;
- } else {
- stream.unref();
- }
- }
-
- if (p_stream.is_valid() && stream_playback.is_null()) {
- stream.unref();
- }
+ stop();
+ stream = p_stream;
}
Ref<AudioStream> AudioStreamPlayer3D::get_stream() const {
@@ -536,40 +545,47 @@ float AudioStreamPlayer3D::get_pitch_scale() const {
}
void AudioStreamPlayer3D::play(float p_from_pos) {
- if (stream_playback.is_valid()) {
- setplay.set(p_from_pos);
- set_physics_process_internal(true);
+ if (stream.is_null()) {
+ return;
+ }
+ ERR_FAIL_COND_MSG(!is_inside_tree(), "Playback can only happen when a node is inside the scene tree");
+ if (stream->is_monophonic() && is_playing()) {
+ stop();
}
+ setplay.set(p_from_pos);
+ active.set();
+ set_physics_process_internal(true);
}
void AudioStreamPlayer3D::seek(float p_seconds) {
- if (stream_playback.is_valid() && active.is_set()) {
- play(p_seconds);
- }
+ stop();
+ play(p_seconds);
}
void AudioStreamPlayer3D::stop() {
- if (stream_playback.is_valid()) {
- active.clear();
- AudioServer::get_singleton()->stop_playback_stream(stream_playback);
- set_physics_process_internal(false);
- setplay.set(-1);
+ setplay.set(-1);
+ for (Ref<AudioStreamPlayback> &playback : stream_playbacks) {
+ AudioServer::get_singleton()->stop_playback_stream(playback);
}
+ stream_playbacks.clear();
+ active.clear();
+ set_physics_process_internal(false);
}
bool AudioStreamPlayer3D::is_playing() const {
- if (stream_playback.is_valid()) {
- return active.is_set() || setplay.get() >= 0;
+ for (const Ref<AudioStreamPlayback> &playback : stream_playbacks) {
+ if (AudioServer::get_singleton()->is_playback_active(playback)) {
+ return true;
+ }
}
-
return false;
}
float AudioStreamPlayer3D::get_playback_position() {
- if (stream_playback.is_valid()) {
- return AudioServer::get_singleton()->get_playback_position(stream_playback);
+ // Return the playback position of the most recently started playback stream.
+ if (!stream_playbacks.is_empty()) {
+ return AudioServer::get_singleton()->get_playback_position(stream_playbacks[stream_playbacks.size() - 1]);
}
-
return 0;
}
@@ -729,20 +745,35 @@ AudioStreamPlayer3D::DopplerTracking AudioStreamPlayer3D::get_doppler_tracking()
}
void AudioStreamPlayer3D::set_stream_paused(bool p_pause) {
- if (stream_playback.is_valid()) {
- AudioServer::get_singleton()->set_playback_paused(stream_playback, p_pause);
+ // TODO this does not have perfect recall, fix that maybe? If there are zero playbacks registered with the AudioServer, this bool isn't persisted.
+ for (Ref<AudioStreamPlayback> &playback : stream_playbacks) {
+ AudioServer::get_singleton()->set_playback_paused(playback, p_pause);
}
}
bool AudioStreamPlayer3D::get_stream_paused() const {
- if (stream_playback.is_valid()) {
- return AudioServer::get_singleton()->is_playback_paused(stream_playback);
+ // There's currently no way to pause some playback streams but not others. Check the first and don't bother looking at the rest.
+ if (!stream_playbacks.is_empty()) {
+ return AudioServer::get_singleton()->is_playback_paused(stream_playbacks[0]);
}
return false;
}
Ref<AudioStreamPlayback> AudioStreamPlayer3D::get_stream_playback() {
- return stream_playback;
+ if (!stream_playbacks.is_empty()) {
+ return stream_playbacks[stream_playbacks.size() - 1];
+ }
+ return nullptr;
+}
+
+void AudioStreamPlayer3D::set_max_polyphony(int p_max_polyphony) {
+ if (p_max_polyphony > 0) {
+ max_polyphony = p_max_polyphony;
+ }
+}
+
+int AudioStreamPlayer3D::get_max_polyphony() const {
+ return max_polyphony;
}
void AudioStreamPlayer3D::_bind_methods() {
@@ -810,6 +841,9 @@ void AudioStreamPlayer3D::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_stream_paused", "pause"), &AudioStreamPlayer3D::set_stream_paused);
ClassDB::bind_method(D_METHOD("get_stream_paused"), &AudioStreamPlayer3D::get_stream_paused);
+ ClassDB::bind_method(D_METHOD("set_max_polyphony", "max_polyphony"), &AudioStreamPlayer3D::set_max_polyphony);
+ ClassDB::bind_method(D_METHOD("get_max_polyphony"), &AudioStreamPlayer3D::get_max_polyphony);
+
ClassDB::bind_method(D_METHOD("get_stream_playback"), &AudioStreamPlayer3D::get_stream_playback);
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "stream", PROPERTY_HINT_RESOURCE_TYPE, "AudioStream"), "set_stream", "get_stream");
@@ -823,6 +857,7 @@ void AudioStreamPlayer3D::_bind_methods() {
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "stream_paused", PROPERTY_HINT_NONE, ""), "set_stream_paused", "get_stream_paused");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "max_distance", PROPERTY_HINT_RANGE, "0,4096,1,or_greater,exp"), "set_max_distance", "get_max_distance");
ADD_PROPERTY(PropertyInfo(Variant::INT, "out_of_range_mode", PROPERTY_HINT_ENUM, "Mix,Pause"), "set_out_of_range_mode", "get_out_of_range_mode");
+ ADD_PROPERTY(PropertyInfo(Variant::INT, "max_polyphony", PROPERTY_HINT_NONE, ""), "set_max_polyphony", "get_max_polyphony");
ADD_PROPERTY(PropertyInfo(Variant::STRING_NAME, "bus", PROPERTY_HINT_ENUM, ""), "set_bus", "get_bus");
ADD_PROPERTY(PropertyInfo(Variant::INT, "area_mask", PROPERTY_HINT_LAYERS_2D_PHYSICS), "set_area_mask", "get_area_mask");
ADD_GROUP("Emission Angle", "emission_angle");
diff --git a/scene/3d/audio_stream_player_3d.h b/scene/3d/audio_stream_player_3d.h
index f915abad2b..abd5a841b2 100644
--- a/scene/3d/audio_stream_player_3d.h
+++ b/scene/3d/audio_stream_player_3d.h
@@ -31,6 +31,7 @@
#ifndef AUDIO_STREAM_PLAYER_3D_H
#define AUDIO_STREAM_PLAYER_3D_H
+#include "core/os/mutex.h"
#include "scene/3d/area_3d.h"
#include "scene/3d/node_3d.h"
#include "scene/3d/velocity_tracker_3d.h"
@@ -68,10 +69,10 @@ private:
};
- Ref<AudioStreamPlayback> stream_playback;
+ Vector<Ref<AudioStreamPlayback>> stream_playbacks;
Ref<AudioStream> stream;
- SafeFlag active;
+ SafeFlag active{ false };
SafeNumeric<float> setplay{ -1.0 };
AttenuationModel attenuation_model = ATTENUATION_INVERSE_DISTANCE;
@@ -79,8 +80,11 @@ private:
float unit_size = 10.0;
float max_db = 3.0;
float pitch_scale = 1.0;
+ // Internally used to take doppler tracking into account.
+ float actual_pitch_scale = 1.0;
bool autoplay = false;
- StringName bus = "Master";
+ StringName bus = SNAME("Master");
+ int max_polyphony = 1;
uint64_t last_mix_count = -1;
@@ -106,6 +110,8 @@ private:
float attenuation_filter_cutoff_hz = 5000.0;
float attenuation_filter_db = -24.0;
+ float linear_attenuation = 0;
+
float max_distance = 0.0;
Ref<VelocityTracker3D> velocity_tracker;
@@ -146,6 +152,9 @@ public:
void set_bus(const StringName &p_bus);
StringName get_bus() const;
+ void set_max_polyphony(int p_max_polyphony);
+ int get_max_polyphony() const;
+
void set_autoplay(bool p_enable);
bool is_autoplay_enabled();
diff --git a/scene/audio/audio_stream_player.cpp b/scene/audio/audio_stream_player.cpp
index f7b7604fd5..0334ba667b 100644
--- a/scene/audio/audio_stream_player.cpp
+++ b/scene/audio/audio_stream_player.cpp
@@ -42,17 +42,29 @@ void AudioStreamPlayer::_notification(int p_what) {
}
if (p_what == NOTIFICATION_INTERNAL_PROCESS) {
- if (stream_playback.is_valid() && active.is_set() && !AudioServer::get_singleton()->is_playback_active(stream_playback)) {
+ Vector<Ref<AudioStreamPlayback>> playbacks_to_remove;
+ for (Ref<AudioStreamPlayback> &playback : stream_playbacks) {
+ if (playback.is_valid() && !AudioServer::get_singleton()->is_playback_active(playback) && !AudioServer::get_singleton()->is_playback_paused(playback)) {
+ emit_signal(SNAME("finished"));
+ playbacks_to_remove.push_back(playback);
+ }
+ }
+ // Now go through and remove playbacks that have finished. Removing elements from a Vector in a range based for is asking for trouble.
+ for (Ref<AudioStreamPlayback> &playback : playbacks_to_remove) {
+ stream_playbacks.erase(playback);
+ }
+ if (!playbacks_to_remove.is_empty() && stream_playbacks.is_empty()) {
+ // This node is no longer actively playing audio.
active.clear();
set_process_internal(false);
- emit_signal(SNAME("finished"));
}
}
if (p_what == NOTIFICATION_EXIT_TREE) {
- if (stream_playback.is_valid()) {
- AudioServer::get_singleton()->stop_playback_stream(stream_playback);
+ for (Ref<AudioStreamPlayback> &playback : stream_playbacks) {
+ AudioServer::get_singleton()->stop_playback_stream(playback);
}
+ stream_playbacks.clear();
}
if (p_what == NOTIFICATION_PAUSED) {
@@ -68,24 +80,8 @@ void AudioStreamPlayer::_notification(int p_what) {
}
void AudioStreamPlayer::set_stream(Ref<AudioStream> p_stream) {
- if (stream_playback.is_valid()) {
- stop();
- stream_playback.unref();
- stream.unref();
- }
-
- if (p_stream.is_valid()) {
- stream_playback = p_stream->instance_playback();
- if (stream_playback.is_valid()) {
- stream = p_stream;
- } else {
- stream.unref();
- }
- }
-
- if (p_stream.is_valid() && stream_playback.is_null()) {
- stream.unref();
- }
+ stop();
+ stream = p_stream;
}
Ref<AudioStream> AudioStreamPlayer::get_stream() const {
@@ -95,7 +91,10 @@ Ref<AudioStream> AudioStreamPlayer::get_stream() const {
void AudioStreamPlayer::set_volume_db(float p_volume) {
volume_db = p_volume;
- AudioServer::get_singleton()->set_playback_all_bus_volumes_linear(stream_playback, _get_volume_vector());
+ Vector<AudioFrame> volume_vector = _get_volume_vector();
+ for (Ref<AudioStreamPlayback> &playback : stream_playbacks) {
+ AudioServer::get_singleton()->set_playback_all_bus_volumes_linear(playback, volume_vector);
+ }
}
float AudioStreamPlayer::get_volume_db() const {
@@ -106,57 +105,83 @@ void AudioStreamPlayer::set_pitch_scale(float p_pitch_scale) {
ERR_FAIL_COND(p_pitch_scale <= 0.0);
pitch_scale = p_pitch_scale;
- AudioServer::get_singleton()->set_playback_pitch_scale(stream_playback, pitch_scale);
+ for (Ref<AudioStreamPlayback> &playback : stream_playbacks) {
+ AudioServer::get_singleton()->set_playback_pitch_scale(playback, pitch_scale);
+ }
}
float AudioStreamPlayer::get_pitch_scale() const {
return pitch_scale;
}
+void AudioStreamPlayer::set_max_polyphony(int p_max_polyphony) {
+ if (p_max_polyphony > 0) {
+ max_polyphony = p_max_polyphony;
+ }
+}
+
+int AudioStreamPlayer::get_max_polyphony() const {
+ return max_polyphony;
+}
+
void AudioStreamPlayer::play(float p_from_pos) {
- stop();
- if (stream.is_valid()) {
- stream_playback = stream->instance_playback();
+ if (stream.is_null()) {
+ return;
+ }
+ ERR_FAIL_COND_MSG(!is_inside_tree(), "Playback can only happen when a node is inside the scene tree");
+ if (stream->is_monophonic() && is_playing()) {
+ stop();
}
- if (stream_playback.is_valid()) {
- AudioServer::get_singleton()->start_playback_stream(stream_playback, bus, _get_volume_vector(), p_from_pos);
- active.set();
+ Ref<AudioStreamPlayback> stream_playback = stream->instance_playback();
+ ERR_FAIL_COND_MSG(stream_playback.is_null(), "Failed to instantiate playback.");
+
+ AudioServer::get_singleton()->start_playback_stream(stream_playback, bus, _get_volume_vector(), p_from_pos);
+ stream_playbacks.push_back(stream_playback);
+ active.set();
+ set_process_internal(true);
+ while (stream_playbacks.size() > max_polyphony) {
+ AudioServer::get_singleton()->stop_playback_stream(stream_playbacks[0]);
+ stream_playbacks.remove(0);
}
}
void AudioStreamPlayer::seek(float p_seconds) {
- if (stream_playback.is_valid() && active.is_set()) {
+ if (is_playing()) {
+ stop();
play(p_seconds);
}
}
void AudioStreamPlayer::stop() {
- if (stream_playback.is_valid()) {
- active.clear();
- AudioServer::get_singleton()->stop_playback_stream(stream_playback);
+ for (Ref<AudioStreamPlayback> &playback : stream_playbacks) {
+ AudioServer::get_singleton()->stop_playback_stream(playback);
}
+ stream_playbacks.clear();
+ active.clear();
+ set_process_internal(false);
}
bool AudioStreamPlayer::is_playing() const {
- if (stream_playback.is_valid()) {
- return AudioServer::get_singleton()->is_playback_active(stream_playback);
+ for (const Ref<AudioStreamPlayback> &playback : stream_playbacks) {
+ if (AudioServer::get_singleton()->is_playback_active(playback)) {
+ return true;
+ }
}
-
return false;
}
float AudioStreamPlayer::get_playback_position() {
- if (stream_playback.is_valid()) {
- return AudioServer::get_singleton()->get_playback_position(stream_playback);
+ // Return the playback position of the most recently started playback stream.
+ if (!stream_playbacks.is_empty()) {
+ return AudioServer::get_singleton()->get_playback_position(stream_playbacks[stream_playbacks.size() - 1]);
}
-
return 0;
}
void AudioStreamPlayer::set_bus(const StringName &p_bus) {
bus = p_bus;
- if (stream_playback.is_valid()) {
- AudioServer::get_singleton()->set_playback_bus_exclusive(stream_playback, p_bus, _get_volume_vector());
+ for (const Ref<AudioStreamPlayback> &playback : stream_playbacks) {
+ AudioServer::get_singleton()->set_playback_bus_exclusive(playback, p_bus, _get_volume_vector());
}
}
@@ -166,7 +191,7 @@ StringName AudioStreamPlayer::get_bus() const {
return bus;
}
}
- return "Master";
+ return SNAME("Master");
}
void AudioStreamPlayer::set_autoplay(bool p_enable) {
@@ -194,22 +219,25 @@ void AudioStreamPlayer::_set_playing(bool p_enable) {
}
bool AudioStreamPlayer::_is_active() const {
- if (stream_playback.is_valid()) {
- return AudioServer::get_singleton()->is_playback_active(stream_playback);
+ for (const Ref<AudioStreamPlayback> &playback : stream_playbacks) {
+ if (AudioServer::get_singleton()->is_playback_active(playback)) {
+ return true;
+ }
}
return false;
}
void AudioStreamPlayer::set_stream_paused(bool p_pause) {
- // TODO this does not have perfect recall, fix that maybe? If the stream isn't set, we can't persist this bool.
- if (stream_playback.is_valid()) {
- AudioServer::get_singleton()->set_playback_paused(stream_playback, p_pause);
+ // TODO this does not have perfect recall, fix that maybe? If there are zero playbacks registered with the AudioServer, this bool isn't persisted.
+ for (Ref<AudioStreamPlayback> &playback : stream_playbacks) {
+ AudioServer::get_singleton()->set_playback_paused(playback, p_pause);
}
}
bool AudioStreamPlayer::get_stream_paused() const {
- if (stream_playback.is_valid()) {
- return AudioServer::get_singleton()->is_playback_paused(stream_playback);
+ // There's currently no way to pause some playback streams but not others. Check the first and don't bother looking at the rest.
+ if (!stream_playbacks.is_empty()) {
+ return AudioServer::get_singleton()->is_playback_paused(stream_playbacks[0]);
}
return false;
}
@@ -271,7 +299,10 @@ void AudioStreamPlayer::_bus_layout_changed() {
}
Ref<AudioStreamPlayback> AudioStreamPlayer::get_stream_playback() {
- return stream_playback;
+ if (!stream_playbacks.is_empty()) {
+ return stream_playbacks[stream_playbacks.size() - 1];
+ }
+ return nullptr;
}
void AudioStreamPlayer::_bind_methods() {
@@ -306,6 +337,9 @@ void AudioStreamPlayer::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_stream_paused", "pause"), &AudioStreamPlayer::set_stream_paused);
ClassDB::bind_method(D_METHOD("get_stream_paused"), &AudioStreamPlayer::get_stream_paused);
+ ClassDB::bind_method(D_METHOD("set_max_polyphony", "max_polyphony"), &AudioStreamPlayer::set_max_polyphony);
+ ClassDB::bind_method(D_METHOD("get_max_polyphony"), &AudioStreamPlayer::get_max_polyphony);
+
ClassDB::bind_method(D_METHOD("get_stream_playback"), &AudioStreamPlayer::get_stream_playback);
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "stream", PROPERTY_HINT_RESOURCE_TYPE, "AudioStream"), "set_stream", "get_stream");
@@ -315,6 +349,7 @@ void AudioStreamPlayer::_bind_methods() {
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "autoplay"), "set_autoplay", "is_autoplay_enabled");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "stream_paused", PROPERTY_HINT_NONE, ""), "set_stream_paused", "get_stream_paused");
ADD_PROPERTY(PropertyInfo(Variant::INT, "mix_target", PROPERTY_HINT_ENUM, "Stereo,Surround,Center"), "set_mix_target", "get_mix_target");
+ ADD_PROPERTY(PropertyInfo(Variant::INT, "max_polyphony", PROPERTY_HINT_NONE, ""), "set_max_polyphony", "get_max_polyphony");
ADD_PROPERTY(PropertyInfo(Variant::STRING_NAME, "bus", PROPERTY_HINT_ENUM, ""), "set_bus", "get_bus");
ADD_SIGNAL(MethodInfo("finished"));
diff --git a/scene/audio/audio_stream_player.h b/scene/audio/audio_stream_player.h
index 76b6698c9d..7205fce204 100644
--- a/scene/audio/audio_stream_player.h
+++ b/scene/audio/audio_stream_player.h
@@ -46,7 +46,7 @@ public:
};
private:
- Ref<AudioStreamPlayback> stream_playback;
+ Vector<Ref<AudioStreamPlayback>> stream_playbacks;
Ref<AudioStream> stream;
SafeFlag active;
@@ -54,7 +54,8 @@ private:
float pitch_scale = 1.0;
float volume_db = 0.0;
bool autoplay = false;
- StringName bus = "Master";
+ StringName bus = SNAME("Master");
+ int max_polyphony = 1;
MixTarget mix_target = MIX_TARGET_STEREO;
@@ -85,6 +86,9 @@ public:
void set_pitch_scale(float p_pitch_scale);
float get_pitch_scale() const;
+ void set_max_polyphony(int p_max_polyphony);
+ int get_max_polyphony() const;
+
void play(float p_from_pos = 0.0);
void seek(float p_seconds);
void stop();
diff --git a/scene/resources/audio_stream_sample.cpp b/scene/resources/audio_stream_sample.cpp
index 2ab9b7b5a4..d018103e64 100644
--- a/scene/resources/audio_stream_sample.cpp
+++ b/scene/resources/audio_stream_sample.cpp
@@ -480,6 +480,10 @@ float AudioStreamSample::get_length() const {
return float(len) / mix_rate;
}
+bool AudioStreamSample::is_monophonic() const {
+ return false;
+}
+
void AudioStreamSample::set_data(const Vector<uint8_t> &p_data) {
AudioServer::get_singleton()->lock();
if (data) {
diff --git a/scene/resources/audio_stream_sample.h b/scene/resources/audio_stream_sample.h
index 8bf3d29123..24198e3c98 100644
--- a/scene/resources/audio_stream_sample.h
+++ b/scene/resources/audio_stream_sample.h
@@ -136,6 +136,8 @@ public:
virtual float get_length() const override; //if supported, otherwise return 0
+ virtual bool is_monophonic() const override;
+
void set_data(const Vector<uint8_t> &p_data);
Vector<uint8_t> get_data() const;
diff --git a/servers/audio/audio_stream.cpp b/servers/audio/audio_stream.cpp
index e1b391b823..c098a97906 100644
--- a/servers/audio/audio_stream.cpp
+++ b/servers/audio/audio_stream.cpp
@@ -189,11 +189,21 @@ float AudioStream::get_length() const {
return 0;
}
+bool AudioStream::is_monophonic() const {
+ bool ret;
+ if (GDVIRTUAL_CALL(_is_monophonic, ret)) {
+ return ret;
+ }
+ return true;
+}
+
void AudioStream::_bind_methods() {
ClassDB::bind_method(D_METHOD("get_length"), &AudioStream::get_length);
+ ClassDB::bind_method(D_METHOD("is_monophonic"), &AudioStream::is_monophonic);
GDVIRTUAL_BIND(_instance_playback);
GDVIRTUAL_BIND(_get_stream_name);
GDVIRTUAL_BIND(_get_length);
+ GDVIRTUAL_BIND(_is_monophonic);
}
////////////////////////////////
@@ -221,6 +231,10 @@ float AudioStreamMicrophone::get_length() const {
return 0;
}
+bool AudioStreamMicrophone::is_monophonic() const {
+ return true;
+}
+
void AudioStreamMicrophone::_bind_methods() {
}
@@ -388,6 +402,14 @@ float AudioStreamRandomPitch::get_length() const {
return 0;
}
+bool AudioStreamRandomPitch::is_monophonic() const {
+ if (audio_stream.is_valid()) {
+ return audio_stream->is_monophonic();
+ }
+
+ return true; // It doesn't really matter what we return here, but no sense instancing a many playbacks of a null stream.
+}
+
void AudioStreamRandomPitch::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_audio_stream", "stream"), &AudioStreamRandomPitch::set_audio_stream);
ClassDB::bind_method(D_METHOD("get_audio_stream"), &AudioStreamRandomPitch::get_audio_stream);
diff --git a/servers/audio/audio_stream.h b/servers/audio/audio_stream.h
index 922335508e..12d4343f5c 100644
--- a/servers/audio/audio_stream.h
+++ b/servers/audio/audio_stream.h
@@ -102,12 +102,14 @@ protected:
GDVIRTUAL0RC(Ref<AudioStreamPlayback>, _instance_playback)
GDVIRTUAL0RC(String, _get_stream_name)
GDVIRTUAL0RC(float, _get_length)
+ GDVIRTUAL0RC(bool, _is_monophonic)
public:
virtual Ref<AudioStreamPlayback> instance_playback();
virtual String get_stream_name() const;
virtual float get_length() const;
+ virtual bool is_monophonic() const;
};
// Microphone
@@ -129,6 +131,8 @@ public:
virtual float get_length() const override; //if supported, otherwise return 0
+ virtual bool is_monophonic() const override;
+
AudioStreamMicrophone();
};
@@ -187,6 +191,7 @@ public:
virtual String get_stream_name() const override;
virtual float get_length() const override; //if supported, otherwise return 0
+ virtual bool is_monophonic() const override;
AudioStreamRandomPitch();
};
diff --git a/servers/audio/effects/audio_stream_generator.cpp b/servers/audio/effects/audio_stream_generator.cpp
index edb5c6d2dd..447acf53a4 100644
--- a/servers/audio/effects/audio_stream_generator.cpp
+++ b/servers/audio/effects/audio_stream_generator.cpp
@@ -64,6 +64,10 @@ float AudioStreamGenerator::get_length() const {
return 0;
}
+bool AudioStreamGenerator::is_monophonic() const {
+ return true;
+}
+
void AudioStreamGenerator::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_mix_rate", "hz"), &AudioStreamGenerator::set_mix_rate);
ClassDB::bind_method(D_METHOD("get_mix_rate"), &AudioStreamGenerator::get_mix_rate);
diff --git a/servers/audio/effects/audio_stream_generator.h b/servers/audio/effects/audio_stream_generator.h
index 6bec744081..918589f6d0 100644
--- a/servers/audio/effects/audio_stream_generator.h
+++ b/servers/audio/effects/audio_stream_generator.h
@@ -54,6 +54,7 @@ public:
virtual String get_stream_name() const override;
virtual float get_length() const override;
+ virtual bool is_monophonic() const override;
AudioStreamGenerator();
};
diff --git a/servers/audio_server.cpp b/servers/audio_server.cpp
index 81735d522f..758ce766c3 100644
--- a/servers/audio_server.cpp
+++ b/servers/audio_server.cpp
@@ -363,10 +363,10 @@ void AudioServer::_mix_step() {
if (mixed_frames != buffer_size) {
// We know we have at least the size of our lookahead buffer for fade-out purposes.
- float fadeout_base = 0.87;
+ float fadeout_base = 0.94;
float fadeout_coefficient = 1;
- static_assert(LOOKAHEAD_BUFFER_SIZE == 32, "Update fadeout_base and comment here if you change LOOKAHEAD_BUFFER_SIZE.");
- // 0.87 ^ 32 = 0.0116. There might still be a pop but it'll be way better than if we didn't do this.
+ static_assert(LOOKAHEAD_BUFFER_SIZE == 64, "Update fadeout_base and comment here if you change LOOKAHEAD_BUFFER_SIZE.");
+ // 0.94 ^ 64 = 0.01906. There might still be a pop but it'll be way better than if we didn't do this.
for (unsigned int idx = mixed_frames; idx < buffer_size; idx++) {
fadeout_coefficient *= fadeout_base;
buf[idx] *= fadeout_coefficient;
@@ -381,29 +381,24 @@ void AudioServer::_mix_step() {
}
}
- ERR_FAIL_COND(playback->bus_details.load() == nullptr);
+ AudioStreamPlaybackBusDetails *ptr = playback->bus_details.load();
+ ERR_FAIL_COND(ptr == nullptr);
// By putting null into the bus details pointers, we're taking ownership of their memory for the duration of this mix.
- AudioStreamPlaybackBusDetails *bus_details = nullptr;
- {
- std::atomic<AudioStreamPlaybackBusDetails *> bus_details_atomic = nullptr;
- bus_details = playback->bus_details.exchange(bus_details_atomic);
- }
- ERR_FAIL_COND(bus_details == nullptr);
- AudioStreamPlaybackBusDetails *prev_bus_details = playback->prev_bus_details;
+ AudioStreamPlaybackBusDetails bus_details = *ptr;
// Mix to any active buses.
for (int idx = 0; idx < MAX_BUSES_PER_PLAYBACK; idx++) {
- if (!bus_details->bus_active[idx]) {
+ if (!bus_details.bus_active[idx]) {
continue;
}
- int bus_idx = thread_find_bus_index(bus_details->bus[idx]);
+ int bus_idx = thread_find_bus_index(bus_details.bus[idx]);
int prev_bus_idx = -1;
for (int search_idx = 0; search_idx < MAX_BUSES_PER_PLAYBACK; search_idx++) {
- if (!prev_bus_details->bus_active[search_idx]) {
+ if (!playback->prev_bus_details->bus_active[search_idx]) {
continue;
}
- if (prev_bus_details->bus[search_idx].hash() == bus_details->bus[idx].hash()) {
+ if (playback->prev_bus_details->bus[search_idx].hash() == bus_details.bus[idx].hash()) {
prev_bus_idx = search_idx;
}
}
@@ -411,13 +406,13 @@ void AudioServer::_mix_step() {
for (int channel_idx = 0; channel_idx < channel_count; channel_idx++) {
AudioFrame *channel_buf = thread_get_channel_mix_buffer(bus_idx, channel_idx);
if (fading_out) {
- bus_details->volume[idx][channel_idx] = AudioFrame(0, 0);
+ bus_details.volume[idx][channel_idx] = AudioFrame(0, 0);
}
- AudioFrame channel_vol = bus_details->volume[idx][channel_idx];
+ AudioFrame channel_vol = bus_details.volume[idx][channel_idx];
AudioFrame prev_channel_vol = AudioFrame(0, 0);
if (prev_bus_idx != -1) {
- prev_channel_vol = prev_bus_details->volume[prev_bus_idx][channel_idx];
+ prev_channel_vol = playback->prev_bus_details->volume[prev_bus_idx][channel_idx];
}
_mix_step_for_channel(channel_buf, buf, prev_channel_vol, channel_vol, playback->attenuation_filter_cutoff_hz.get(), playback->highshelf_gain.get(), &playback->filter_process[channel_idx * 2], &playback->filter_process[channel_idx * 2 + 1]);
}
@@ -425,14 +420,14 @@ void AudioServer::_mix_step() {
// Now go through and fade-out any buses that were being played to previously that we missed by going through current data.
for (int idx = 0; idx < MAX_BUSES_PER_PLAYBACK; idx++) {
- if (!prev_bus_details->bus_active[idx]) {
+ if (!playback->prev_bus_details->bus_active[idx]) {
continue;
}
- int bus_idx = thread_find_bus_index(prev_bus_details->bus[idx]);
+ int bus_idx = thread_find_bus_index(playback->prev_bus_details->bus[idx]);
int current_bus_idx = -1;
for (int search_idx = 0; search_idx < MAX_BUSES_PER_PLAYBACK; search_idx++) {
- if (bus_details->bus[search_idx] == prev_bus_details->bus[idx]) {
+ if (bus_details.bus[search_idx] == playback->prev_bus_details->bus[idx]) {
current_bus_idx = search_idx;
}
}
@@ -443,24 +438,17 @@ void AudioServer::_mix_step() {
for (int channel_idx = 0; channel_idx < channel_count; channel_idx++) {
AudioFrame *channel_buf = thread_get_channel_mix_buffer(bus_idx, channel_idx);
- AudioFrame prev_channel_vol = prev_bus_details->volume[idx][channel_idx];
+ AudioFrame prev_channel_vol = playback->prev_bus_details->volume[idx][channel_idx];
// Fade out to silence
_mix_step_for_channel(channel_buf, buf, prev_channel_vol, AudioFrame(0, 0), playback->attenuation_filter_cutoff_hz.get(), playback->highshelf_gain.get(), &playback->filter_process[channel_idx * 2], &playback->filter_process[channel_idx * 2 + 1]);
}
}
// Copy the bus details we mixed with to the previous bus details to maintain volume ramps.
- std::copy(std::begin(bus_details->bus_active), std::end(bus_details->bus_active), std::begin(prev_bus_details->bus_active));
- std::copy(std::begin(bus_details->bus), std::end(bus_details->bus), std::begin(prev_bus_details->bus));
+ std::copy(std::begin(bus_details.bus_active), std::end(bus_details.bus_active), std::begin(playback->prev_bus_details->bus_active));
+ std::copy(std::begin(bus_details.bus), std::end(bus_details.bus), std::begin(playback->prev_bus_details->bus));
for (int bus_idx = 0; bus_idx < MAX_BUSES_PER_PLAYBACK; bus_idx++) {
- std::copy(std::begin(bus_details->volume[bus_idx]), std::end(bus_details->volume[bus_idx]), std::begin(prev_bus_details->volume[bus_idx]));
- }
-
- AudioStreamPlaybackBusDetails *bus_details_expected = nullptr;
- // Only put the bus details pointer back if it hasn't been updated already.
- if (!playback->bus_details.compare_exchange_strong(/* expected= */ bus_details_expected, /* new= */ bus_details)) {
- // If it *has* been updated already, queue the old one for deletion.
- bus_details_graveyard.insert(bus_details);
+ std::copy(std::begin(bus_details.volume[bus_idx]), std::end(bus_details.volume[bus_idx]), std::begin(playback->prev_bus_details->volume[bus_idx]));
}
switch (playback->state.load()) {
@@ -1132,7 +1120,7 @@ void AudioServer::start_playback_stream(Ref<AudioStreamPlayback> p_playback, Str
start_playback_stream(p_playback, map, p_start_time);
}
-void AudioServer::start_playback_stream(Ref<AudioStreamPlayback> p_playback, Map<StringName, Vector<AudioFrame>> p_bus_volumes, float p_start_time) {
+void AudioServer::start_playback_stream(Ref<AudioStreamPlayback> p_playback, Map<StringName, Vector<AudioFrame>> p_bus_volumes, float p_start_time, float p_highshelf_gain, float p_attenuation_cutoff_hz, float p_pitch_scale) {
ERR_FAIL_COND(p_playback.is_null());
AudioStreamPlaybackListNode *playback_node = new AudioStreamPlaybackListNode();
@@ -1154,10 +1142,9 @@ void AudioServer::start_playback_stream(Ref<AudioStreamPlayback> p_playback, Map
playback_node->bus_details = new_bus_details;
playback_node->prev_bus_details = new AudioStreamPlaybackBusDetails();
- playback_node->setseek.set(-1);
- playback_node->pitch_scale.set(1);
- playback_node->highshelf_gain.set(0);
- playback_node->attenuation_filter_cutoff_hz.set(0);
+ playback_node->pitch_scale.set(p_pitch_scale);
+ playback_node->highshelf_gain.set(p_highshelf_gain);
+ playback_node->attenuation_filter_cutoff_hz.set(p_attenuation_cutoff_hz);
memset(playback_node->prev_bus_details->volume, 0, sizeof(playback_node->prev_bus_details->volume));
@@ -1181,6 +1168,9 @@ void AudioServer::stop_playback_stream(Ref<AudioStreamPlayback> p_playback) {
AudioStreamPlaybackListNode::PlaybackState new_state, old_state;
do {
old_state = playback_node->state.load();
+ if (old_state == AudioStreamPlaybackListNode::AWAITING_DELETION) {
+ break; // Don't fade out again.
+ }
new_state = AudioStreamPlaybackListNode::FADE_OUT_TO_DELETION;
} while (!playback_node->state.compare_exchange_strong(old_state, new_state));
@@ -1206,6 +1196,9 @@ void AudioServer::set_playback_bus_volumes_linear(Ref<AudioStreamPlayback> p_pla
int idx = 0;
for (KeyValue<StringName, Vector<AudioFrame>> pair : p_bus_volumes) {
+ if (idx >= MAX_BUSES_PER_PLAYBACK) {
+ break;
+ }
ERR_FAIL_COND(pair.value.size() < channel_count);
ERR_FAIL_COND(pair.value.size() != MAX_CHANNELS_PER_BUS);
@@ -1214,6 +1207,7 @@ void AudioServer::set_playback_bus_volumes_linear(Ref<AudioStreamPlayback> p_pla
for (int channel_idx = 0; channel_idx < MAX_CHANNELS_PER_BUS; channel_idx++) {
new_bus_details->volume[idx][channel_idx] = pair.value[channel_idx];
}
+ idx++;
}
do {
@@ -1260,17 +1254,18 @@ void AudioServer::set_playback_paused(Ref<AudioStreamPlayback> p_playback, bool
if (!playback_node) {
return;
}
- if (!p_paused && playback_node->state == AudioStreamPlaybackListNode::PLAYING) {
- return; // No-op.
- }
- if (p_paused && (playback_node->state == AudioStreamPlaybackListNode::PAUSED || playback_node->state == AudioStreamPlaybackListNode::FADE_OUT_TO_PAUSE)) {
- return; // No-op.
- }
AudioStreamPlaybackListNode::PlaybackState new_state, old_state;
do {
old_state = playback_node->state.load();
new_state = p_paused ? AudioStreamPlaybackListNode::FADE_OUT_TO_PAUSE : AudioStreamPlaybackListNode::PLAYING;
+ if (!p_paused && old_state == AudioStreamPlaybackListNode::PLAYING) {
+ return; // No-op.
+ }
+ if (p_paused && (old_state == AudioStreamPlaybackListNode::PAUSED || old_state == AudioStreamPlaybackListNode::FADE_OUT_TO_PAUSE)) {
+ return; // No-op.
+ }
+
} while (!playback_node->state.compare_exchange_strong(old_state, new_state));
}
@@ -1444,10 +1439,15 @@ void AudioServer::update() {
update_callback_list.maybe_cleanup();
listener_changed_callback_list.maybe_cleanup();
playback_list.maybe_cleanup();
+ for (AudioStreamPlaybackBusDetails *bus_details : bus_details_graveyard_frame_old) {
+ bus_details_graveyard_frame_old.erase(bus_details, [](AudioStreamPlaybackBusDetails *d) { delete d; });
+ }
for (AudioStreamPlaybackBusDetails *bus_details : bus_details_graveyard) {
- bus_details_graveyard.erase(bus_details, [](AudioStreamPlaybackBusDetails *d) { delete d; });
+ bus_details_graveyard_frame_old.insert(bus_details);
+ bus_details_graveyard.erase(bus_details);
}
bus_details_graveyard.maybe_cleanup();
+ bus_details_graveyard_frame_old.maybe_cleanup();
}
void AudioServer::load_default_bus_layout() {
diff --git a/servers/audio_server.h b/servers/audio_server.h
index affcb3df7b..a60d4ae4c4 100644
--- a/servers/audio_server.h
+++ b/servers/audio_server.h
@@ -163,7 +163,7 @@ public:
AUDIO_DATA_INVALID_ID = -1,
MAX_CHANNELS_PER_BUS = 4,
MAX_BUSES_PER_PLAYBACK = 6,
- LOOKAHEAD_BUFFER_SIZE = 32,
+ LOOKAHEAD_BUFFER_SIZE = 64,
};
typedef void (*AudioCallback)(void *p_userdata);
@@ -262,6 +262,9 @@ private:
SafeList<AudioStreamPlaybackListNode *> playback_list;
SafeList<AudioStreamPlaybackBusDetails *> bus_details_graveyard;
+ // TODO document if this is necessary.
+ SafeList<AudioStreamPlaybackBusDetails *> bus_details_graveyard_frame_old;
+
Vector<Vector<AudioFrame>> temp_buffer; //temp_buffer for each level
Vector<AudioFrame> mix_buffer;
Vector<Bus *> buses;
@@ -364,8 +367,10 @@ public:
void set_playback_speed_scale(float p_scale);
float get_playback_speed_scale() const;
+ // Convenience method.
void start_playback_stream(Ref<AudioStreamPlayback> p_playback, StringName p_bus, Vector<AudioFrame> p_volume_db_vector, float p_start_time = 0);
- void start_playback_stream(Ref<AudioStreamPlayback> p_playback, Map<StringName, Vector<AudioFrame>> p_bus_volumes, float p_start_time = 0);
+ // Expose all parameters.
+ void start_playback_stream(Ref<AudioStreamPlayback> p_playback, Map<StringName, Vector<AudioFrame>> p_bus_volumes, float p_start_time = 0, float p_highshelf_gain = 0, float p_attenuation_cutoff_hz = 0, float p_pitch_scale = 1);
void stop_playback_stream(Ref<AudioStreamPlayback> p_playback);
void set_playback_bus_exclusive(Ref<AudioStreamPlayback> p_playback, StringName p_bus, Vector<AudioFrame> p_volumes);