diff options
Diffstat (limited to 'servers/audio_server.cpp')
| -rw-r--r-- | servers/audio_server.cpp | 577 |
1 files changed, 508 insertions, 69 deletions
diff --git a/servers/audio_server.cpp b/servers/audio_server.cpp index 6b70f41e57..ac1569c15d 100644 --- a/servers/audio_server.cpp +++ b/servers/audio_server.cpp @@ -5,8 +5,8 @@ /* GODOT ENGINE */ /* https://godotengine.org */ /*************************************************************************/ -/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */ -/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */ +/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */ +/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */ /* */ /* Permission is hereby granted, free of charge, to any person obtaining */ /* a copy of this software and associated documentation files (the */ @@ -30,15 +30,21 @@ #include "audio_server.h" +#include "core/config/project_settings.h" #include "core/debugger/engine_debugger.h" +#include "core/error/error_macros.h" +#include "core/io/file_access.h" #include "core/io/resource_loader.h" -#include "core/os/file_access.h" +#include "core/math/audio_frame.h" #include "core/os/os.h" -#include "core/project_settings.h" +#include "core/string/string_name.h" +#include "core/templates/pair.h" #include "scene/resources/audio_stream_sample.h" #include "servers/audio/audio_driver_dummy.h" #include "servers/audio/effects/audio_effect_compressor.h" +#include <cstring> + #ifdef TOOLS_ENABLED #define MARK_EDITED set_edited(true); #else @@ -71,13 +77,20 @@ void AudioDriver::update_mix_time(int p_frames) { } } -double AudioDriver::get_time_since_last_mix() const { - return (OS::get_singleton()->get_ticks_usec() - _last_mix_time) / 1000000.0; +double AudioDriver::get_time_since_last_mix() { + lock(); + uint64_t last_mix_time = _last_mix_time; + unlock(); + return (OS::get_singleton()->get_ticks_usec() - last_mix_time) / 1000000.0; } -double AudioDriver::get_time_to_next_mix() const { - double total = (OS::get_singleton()->get_ticks_usec() - _last_mix_time) / 1000000.0; - double mix_buffer = _last_mix_frames / (double)get_mix_rate(); +double AudioDriver::get_time_to_next_mix() { + lock(); + uint64_t last_mix_time = _last_mix_time; + uint64_t last_mix_frames = _last_mix_frames; + unlock(); + double total = (OS::get_singleton()->get_ticks_usec() - last_mix_time) / 1000000.0; + double mix_buffer = last_mix_frames / (double)get_mix_rate(); return mix_buffer - total; } @@ -181,10 +194,11 @@ int AudioDriverManager::get_driver_count() { } void AudioDriverManager::initialize(int p_driver) { - GLOBAL_DEF_RST("audio/enable_audio_input", false); - GLOBAL_DEF_RST("audio/mix_rate", DEFAULT_MIX_RATE); - GLOBAL_DEF_RST("audio/output_latency", DEFAULT_OUTPUT_LATENCY); - GLOBAL_DEF_RST("audio/output_latency.web", 50); // Safer default output_latency for web. + GLOBAL_DEF_RST("audio/driver/enable_input", false); + GLOBAL_DEF_RST("audio/driver/mix_rate", DEFAULT_MIX_RATE); + GLOBAL_DEF_RST("audio/driver/mix_rate.web", 0); // Safer default output_latency for web (use browser default). + GLOBAL_DEF_RST("audio/driver/output_latency", DEFAULT_OUTPUT_LATENCY); + GLOBAL_DEF_RST("audio/driver/output_latency.web", 50); // Safer default output_latency for web. int failed_driver = -1; @@ -227,6 +241,7 @@ AudioDriver *AudioDriverManager::get_driver(int p_driver) { ////////////////////////////////////////////// void AudioServer::_driver_process(int p_frames, int32_t *p_buffer) { + mix_count++; int todo = p_frames; #ifdef DEBUG_ENABLED @@ -239,6 +254,7 @@ void AudioServer::_driver_process(int p_frames, int32_t *p_buffer) { init_channels_and_buffers(); } + ERR_FAIL_COND_MSG(buses.is_empty() && todo, "AudioServer bus count is less than 1."); while (todo) { if (to_mix == 0) { _mix_step(); @@ -323,10 +339,144 @@ void AudioServer::_mix_step() { bus->soloed = false; } } + for (CallbackItem *ci : mix_callback_list) { + ci->callback(ci->userdata); + } + + for (AudioStreamPlaybackListNode *playback : playback_list) { + // Paused streams are no-ops. Don't even mix audio from the stream playback. + if (playback->state.load() == AudioStreamPlaybackListNode::PAUSED) { + continue; + } + + bool fading_out = playback->state.load() == AudioStreamPlaybackListNode::FADE_OUT_TO_DELETION || playback->state.load() == AudioStreamPlaybackListNode::FADE_OUT_TO_PAUSE; + + AudioFrame *buf = mix_buffer.ptrw(); + + // Copy the lookeahead buffer into the mix buffer. + for (int i = 0; i < LOOKAHEAD_BUFFER_SIZE; i++) { + buf[i] = playback->lookahead[i]; + } + + // Mix the audio stream + unsigned int mixed_frames = playback->stream_playback->mix(&buf[LOOKAHEAD_BUFFER_SIZE], playback->pitch_scale.get(), buffer_size); + + if (mixed_frames != buffer_size) { + // We know we have at least the size of our lookahead buffer for fade-out purposes. + + float fadeout_base = 0.94; + float fadeout_coefficient = 1; + 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; + } + AudioStreamPlaybackListNode::PlaybackState new_state; + new_state = AudioStreamPlaybackListNode::AWAITING_DELETION; + playback->state.store(new_state); + } else { + // Move the last little bit of what we just mixed into our lookahead buffer. + for (int i = 0; i < LOOKAHEAD_BUFFER_SIZE; i++) { + playback->lookahead[i] = buf[buffer_size + i]; + } + } + + 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 = *ptr; + + // Mix to any active buses. + for (int idx = 0; idx < MAX_BUSES_PER_PLAYBACK; idx++) { + if (!bus_details.bus_active[idx]) { + continue; + } + 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 (!playback->prev_bus_details->bus_active[search_idx]) { + continue; + } + if (playback->prev_bus_details->bus[search_idx].hash() == bus_details.bus[idx].hash()) { + prev_bus_idx = search_idx; + } + } + + 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); + } + AudioFrame channel_vol = bus_details.volume[idx][channel_idx]; + + AudioFrame prev_channel_vol = AudioFrame(0, 0); + if (prev_bus_idx != -1) { + 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]); + } + } + + // 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 (!playback->prev_bus_details->bus_active[idx]) { + continue; + } + 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] == playback->prev_bus_details->bus[idx]) { + current_bus_idx = search_idx; + } + } + if (current_bus_idx != -1) { + // If we found a corresponding bus in the current bus assignments, we've already mixed to this bus. + continue; + } + + 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 = 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]); + } + } - //make callbacks for mixing the audio - for (Set<CallbackItem>::Element *E = callbacks.front(); E; E = E->next()) { - E->get().callback(E->get().userdata); + // 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(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(playback->prev_bus_details->volume[bus_idx])); + } + + switch (playback->state.load()) { + case AudioStreamPlaybackListNode::AWAITING_DELETION: + case AudioStreamPlaybackListNode::FADE_OUT_TO_DELETION: + playback_list.erase(playback, [](AudioStreamPlaybackListNode *p) { + if (p->prev_bus_details) + delete p->prev_bus_details; + if (p->bus_details) + delete p->bus_details; + p->stream_playback.unref(); + delete p; + }); + break; + case AudioStreamPlaybackListNode::FADE_OUT_TO_PAUSE: { + // Pause the stream. + AudioStreamPlaybackListNode::PlaybackState old_state, new_state; + do { + old_state = playback->state.load(); + new_state = AudioStreamPlaybackListNode::PAUSED; + } while (!playback->state.compare_exchange_strong(/* expected= */ old_state, new_state)); + } break; + case AudioStreamPlaybackListNode::PLAYING: + case AudioStreamPlaybackListNode::PAUSED: + // No-op! + break; + } } for (int i = buses.size() - 1; i >= 0; i--) { @@ -394,6 +544,7 @@ void AudioServer::_mix_step() { for (int k = 0; k < bus->channels.size(); k++) { if (!bus->channels[k].active) { + bus->channels.write[k].peak_volume = AudioFrame(AUDIO_MIN_PEAK_DB, AUDIO_MIN_PEAK_DB); continue; } @@ -427,7 +578,7 @@ void AudioServer::_mix_step() { } } - bus->channels.write[k].peak_volume = AudioFrame(Math::linear2db(peak.l + 0.0000000001), Math::linear2db(peak.r + 0.0000000001)); + bus->channels.write[k].peak_volume = AudioFrame(Math::linear2db(peak.l + AUDIO_PEAK_OFFSET), Math::linear2db(peak.r + AUDIO_PEAK_OFFSET)); if (!bus->channels[k].used) { //see if any audio is contained, because channel was not used @@ -455,6 +606,53 @@ void AudioServer::_mix_step() { to_mix = buffer_size; } +void AudioServer::_mix_step_for_channel(AudioFrame *p_out_buf, AudioFrame *p_source_buf, AudioFrame p_vol_start, AudioFrame p_vol_final, float p_attenuation_filter_cutoff_hz, float p_highshelf_gain, AudioFilterSW::Processor *p_processor_l, AudioFilterSW::Processor *p_processor_r) { + if (p_highshelf_gain != 0) { + AudioFilterSW filter; + filter.set_mode(AudioFilterSW::HIGHSHELF); + filter.set_sampling_rate(AudioServer::get_singleton()->get_mix_rate()); + filter.set_cutoff(p_attenuation_filter_cutoff_hz); + filter.set_resonance(1); + filter.set_stages(1); + filter.set_gain(p_highshelf_gain); + + ERR_FAIL_COND(p_processor_l == nullptr); + ERR_FAIL_COND(p_processor_r == nullptr); + + bool is_just_started = p_vol_start.l == 0 && p_vol_start.r == 0; + p_processor_l->set_filter(&filter, /* clear_history= */ is_just_started); + p_processor_l->update_coeffs(buffer_size); + p_processor_r->set_filter(&filter, /* clear_history= */ is_just_started); + p_processor_r->update_coeffs(buffer_size); + + for (unsigned int frame_idx = 0; frame_idx < buffer_size; frame_idx++) { + // Make this buffer size invariant if buffer_size ever becomes a project setting. + float lerp_param = (float)frame_idx / buffer_size; + AudioFrame vol = p_vol_final * lerp_param + (1 - lerp_param) * p_vol_start; + AudioFrame mixed = vol * p_source_buf[frame_idx]; + p_processor_l->process_one_interp(mixed.l); + p_processor_r->process_one_interp(mixed.r); + p_out_buf[frame_idx] += mixed; + } + + } else { + for (unsigned int frame_idx = 0; frame_idx < buffer_size; frame_idx++) { + // Make this buffer size invariant if buffer_size ever becomes a project setting. + float lerp_param = (float)frame_idx / buffer_size; + p_out_buf[frame_idx] += (p_vol_final * lerp_param + (1 - lerp_param) * p_vol_start) * p_source_buf[frame_idx]; + } + } +} + +AudioServer::AudioStreamPlaybackListNode *AudioServer::_find_playback_list_node(Ref<AudioStreamPlayback> p_playback) { + for (AudioStreamPlaybackListNode *playback_list_node : playback_list) { + if (playback_list_node->stream_playback == p_playback) { + return playback_list_node; + } + } + return nullptr; +} + bool AudioServer::thread_has_channel_mix_buffer(int p_bus, int p_buffer) const { if (p_bus < 0 || p_bus >= buses.size()) { return false; @@ -552,7 +750,7 @@ void AudioServer::set_bus_count(int p_count) { unlock(); - emit_signal("bus_layout_changed"); + emit_signal(SNAME("bus_layout_changed")); } void AudioServer::remove_bus(int p_index) { @@ -567,7 +765,7 @@ void AudioServer::remove_bus(int p_index) { buses.remove(p_index); unlock(); - emit_signal("bus_layout_changed"); + emit_signal(SNAME("bus_layout_changed")); } void AudioServer::add_bus(int p_at_pos) { @@ -621,7 +819,7 @@ void AudioServer::add_bus(int p_at_pos) { buses.insert(p_at_pos, bus); } - emit_signal("bus_layout_changed"); + emit_signal(SNAME("bus_layout_changed")); } void AudioServer::move_bus(int p_bus, int p_to_pos) { @@ -645,7 +843,7 @@ void AudioServer::move_bus(int p_bus, int p_to_pos) { buses.insert(p_to_pos - 1, bus); } - emit_signal("bus_layout_changed"); + emit_signal(SNAME("bus_layout_changed")); } int AudioServer::get_bus_count() const { @@ -691,7 +889,7 @@ void AudioServer::set_bus_name(int p_bus, const String &p_name) { bus_map[attempt] = buses[p_bus]; unlock(); - emit_signal("bus_layout_changed"); + emit_signal(SNAME("bus_layout_changed")); } String AudioServer::get_bus_name(int p_bus) const { @@ -785,7 +983,7 @@ void AudioServer::_update_bus_effects(int p_bus) { for (int i = 0; i < buses[p_bus]->channels.size(); i++) { buses.write[p_bus]->channels.write[i].effect_instances.resize(buses[p_bus]->effects.size()); for (int j = 0; j < buses[p_bus]->effects.size(); j++) { - Ref<AudioEffectInstance> fx = buses.write[p_bus]->effects.write[j].effect->instance(); + Ref<AudioEffectInstance> fx = buses.write[p_bus]->effects.write[j].effect->instantiate(); if (Object::cast_to<AudioEffectCompressorInstance>(*fx)) { Object::cast_to<AudioEffectCompressorInstance>(*fx)->set_current_channel(i); } @@ -804,7 +1002,7 @@ void AudioServer::add_bus_effect(int p_bus, const Ref<AudioEffect> &p_effect, in Bus::Effect fx; fx.effect = p_effect; - //fx.instance=p_effect->instance(); + //fx.instance=p_effect->instantiate(); fx.enabled = true; #ifdef DEBUG_ENABLED fx.prof_time = 0; @@ -904,17 +1102,233 @@ bool AudioServer::is_bus_channel_active(int p_bus, int p_channel) const { return buses[p_bus]->channels[p_channel].active; } -void AudioServer::set_global_rate_scale(float p_scale) { - global_rate_scale = p_scale; +void AudioServer::set_playback_speed_scale(float p_scale) { + ERR_FAIL_COND(p_scale <= 0); + + playback_speed_scale = p_scale; +} + +float AudioServer::get_playback_speed_scale() const { + return playback_speed_scale; +} + +void AudioServer::start_playback_stream(Ref<AudioStreamPlayback> p_playback, StringName p_bus, Vector<AudioFrame> p_volume_db_vector, float p_start_time) { + ERR_FAIL_COND(p_playback.is_null()); + + Map<StringName, Vector<AudioFrame>> map; + map[p_bus] = p_volume_db_vector; + + 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, 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(); + playback_node->stream_playback = p_playback; + playback_node->stream_playback->start(p_start_time); + + AudioStreamPlaybackBusDetails *new_bus_details = new AudioStreamPlaybackBusDetails(); + int idx = 0; + for (KeyValue<StringName, Vector<AudioFrame>> pair : p_bus_volumes) { + ERR_FAIL_COND(pair.value.size() < channel_count); + ERR_FAIL_COND(pair.value.size() != MAX_CHANNELS_PER_BUS); + + new_bus_details->bus_active[idx] = true; + new_bus_details->bus[idx] = pair.key; + for (int channel_idx = 0; channel_idx < MAX_CHANNELS_PER_BUS; channel_idx++) { + new_bus_details->volume[idx][channel_idx] = pair.value[channel_idx]; + } + } + playback_node->bus_details = new_bus_details; + playback_node->prev_bus_details = new AudioStreamPlaybackBusDetails(); + + 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)); + + for (AudioFrame &frame : playback_node->lookahead) { + frame = AudioFrame(0, 0); + } + + playback_node->state.store(AudioStreamPlaybackListNode::PLAYING); + + playback_list.insert(playback_node); } -float AudioServer::get_global_rate_scale() const { - return global_rate_scale; +void AudioServer::stop_playback_stream(Ref<AudioStreamPlayback> p_playback) { + ERR_FAIL_COND(p_playback.is_null()); + + AudioStreamPlaybackListNode *playback_node = _find_playback_list_node(p_playback); + if (!playback_node) { + return; + } + + 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)); +} + +void AudioServer::set_playback_bus_exclusive(Ref<AudioStreamPlayback> p_playback, StringName p_bus, Vector<AudioFrame> p_volumes) { + ERR_FAIL_COND(p_volumes.size() != MAX_CHANNELS_PER_BUS); + + Map<StringName, Vector<AudioFrame>> map; + map[p_bus] = p_volumes; + + set_playback_bus_volumes_linear(p_playback, map); +} + +void AudioServer::set_playback_bus_volumes_linear(Ref<AudioStreamPlayback> p_playback, Map<StringName, Vector<AudioFrame>> p_bus_volumes) { + ERR_FAIL_COND(p_bus_volumes.size() > MAX_BUSES_PER_PLAYBACK); + + AudioStreamPlaybackListNode *playback_node = _find_playback_list_node(p_playback); + if (!playback_node) { + return; + } + AudioStreamPlaybackBusDetails *old_bus_details, *new_bus_details = new AudioStreamPlaybackBusDetails(); + + 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); + + new_bus_details->bus_active[idx] = true; + new_bus_details->bus[idx] = pair.key; + 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 { + old_bus_details = playback_node->bus_details.load(); + } while (!playback_node->bus_details.compare_exchange_strong(old_bus_details, new_bus_details)); + + bus_details_graveyard.insert(old_bus_details); +} + +void AudioServer::set_playback_all_bus_volumes_linear(Ref<AudioStreamPlayback> p_playback, Vector<AudioFrame> p_volumes) { + ERR_FAIL_COND(p_playback.is_null()); + ERR_FAIL_COND(p_volumes.size() != MAX_CHANNELS_PER_BUS); + + Map<StringName, Vector<AudioFrame>> map; + + AudioStreamPlaybackListNode *playback_node = _find_playback_list_node(p_playback); + if (!playback_node) { + return; + } + for (int bus_idx = 0; bus_idx < MAX_BUSES_PER_PLAYBACK; bus_idx++) { + if (playback_node->bus_details.load()->bus_active[bus_idx]) { + map[playback_node->bus_details.load()->bus[bus_idx]] = p_volumes; + } + } + + set_playback_bus_volumes_linear(p_playback, map); +} + +void AudioServer::set_playback_pitch_scale(Ref<AudioStreamPlayback> p_playback, float p_pitch_scale) { + ERR_FAIL_COND(p_playback.is_null()); + + AudioStreamPlaybackListNode *playback_node = _find_playback_list_node(p_playback); + if (!playback_node) { + return; + } + + playback_node->pitch_scale.set(p_pitch_scale); +} + +void AudioServer::set_playback_paused(Ref<AudioStreamPlayback> p_playback, bool p_paused) { + ERR_FAIL_COND(p_playback.is_null()); + + AudioStreamPlaybackListNode *playback_node = _find_playback_list_node(p_playback); + if (!playback_node) { + return; + } + + 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)); +} + +void AudioServer::set_playback_highshelf_params(Ref<AudioStreamPlayback> p_playback, float p_gain, float p_attenuation_cutoff_hz) { + ERR_FAIL_COND(p_playback.is_null()); + + AudioStreamPlaybackListNode *playback_node = _find_playback_list_node(p_playback); + if (!playback_node) { + return; + } + + playback_node->attenuation_filter_cutoff_hz.set(p_attenuation_cutoff_hz); + playback_node->highshelf_gain.set(p_gain); +} + +bool AudioServer::is_playback_active(Ref<AudioStreamPlayback> p_playback) { + ERR_FAIL_COND_V(p_playback.is_null(), false); + + AudioStreamPlaybackListNode *playback_node = _find_playback_list_node(p_playback); + if (!playback_node) { + return false; + } + + return playback_node->state.load() == AudioStreamPlaybackListNode::PLAYING; +} + +float AudioServer::get_playback_position(Ref<AudioStreamPlayback> p_playback) { + ERR_FAIL_COND_V(p_playback.is_null(), 0); + + AudioStreamPlaybackListNode *playback_node = _find_playback_list_node(p_playback); + if (!playback_node) { + return 0; + } + + return playback_node->stream_playback->get_playback_position(); +} + +bool AudioServer::is_playback_paused(Ref<AudioStreamPlayback> p_playback) { + ERR_FAIL_COND_V(p_playback.is_null(), false); + + AudioStreamPlaybackListNode *playback_node = _find_playback_list_node(p_playback); + if (!playback_node) { + return false; + } + + return playback_node->state.load() == AudioStreamPlaybackListNode::PAUSED || playback_node->state.load() == AudioStreamPlaybackListNode::FADE_OUT_TO_PAUSE; +} + +uint64_t AudioServer::get_mix_count() const { + return mix_count; +} + +void AudioServer::notify_listener_changed() { + for (CallbackItem *ci : listener_changed_callback_list) { + ci->callback(ci->userdata); + } } void AudioServer::init_channels_and_buffers() { channel_count = get_channel_count(); temp_buffer.resize(channel_count); + mix_buffer.resize(buffer_size + LOOKAHEAD_BUFFER_SIZE); for (int i = 0; i < temp_buffer.size(); i++) { temp_buffer.write[i].resize(buffer_size); @@ -929,10 +1343,10 @@ void AudioServer::init_channels_and_buffers() { } void AudioServer::init() { - channel_disable_threshold_db = GLOBAL_DEF_RST("audio/channel_disable_threshold_db", -60.0); - channel_disable_frames = float(GLOBAL_DEF_RST("audio/channel_disable_time", 2.0)) * get_mix_rate(); - ProjectSettings::get_singleton()->set_custom_property_info("audio/channel_disable_time", PropertyInfo(Variant::FLOAT, "audio/channel_disable_time", PROPERTY_HINT_RANGE, "0,5,0.01,or_greater")); - buffer_size = 1024; //hardcoded for now + channel_disable_threshold_db = GLOBAL_DEF_RST("audio/buses/channel_disable_threshold_db", -60.0); + channel_disable_frames = float(GLOBAL_DEF_RST("audio/buses/channel_disable_time", 2.0)) * get_mix_rate(); + ProjectSettings::get_singleton()->set_custom_property_info("audio/buses/channel_disable_time", PropertyInfo(Variant::FLOAT, "audio/buses/channel_disable_time", PROPERTY_HINT_RANGE, "0,5,0.01,or_greater")); + buffer_size = 512; //hardcoded for now init_channels_and_buffers(); @@ -948,7 +1362,7 @@ void AudioServer::init() { set_edited(false); //avoid editors from thinking this was edited #endif - GLOBAL_DEF_RST("audio/video_delay_compensation_ms", 0); + GLOBAL_DEF_RST("audio/video/video_delay_compensation_ms", 0); } void AudioServer::update() { @@ -1019,13 +1433,26 @@ void AudioServer::update() { prof_time = 0; #endif - for (Set<CallbackItem>::Element *E = update_callbacks.front(); E; E = E->next()) { - E->get().callback(E->get().userdata); + for (CallbackItem *ci : update_callback_list) { + ci->callback(ci->userdata); + } + mix_callback_list.maybe_cleanup(); + 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_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() { - String layout_path = ProjectSettings::get_singleton()->get("audio/default_bus_layout"); + String layout_path = ProjectSettings::get_singleton()->get("audio/buses/default_bus_layout"); if (ResourceLoader::exists(layout_path)) { Ref<AudioBusLayout> default_layout = ResourceLoader::load(layout_path); @@ -1087,40 +1514,49 @@ double AudioServer::get_time_since_last_mix() const { AudioServer *AudioServer::singleton = nullptr; -void AudioServer::add_callback(AudioCallback p_callback, void *p_userdata) { - lock(); - CallbackItem ci; - ci.callback = p_callback; - ci.userdata = p_userdata; - callbacks.insert(ci); - unlock(); +void AudioServer::add_update_callback(AudioCallback p_callback, void *p_userdata) { + CallbackItem *ci = new CallbackItem(); + ci->callback = p_callback; + ci->userdata = p_userdata; + update_callback_list.insert(ci); } -void AudioServer::remove_callback(AudioCallback p_callback, void *p_userdata) { - lock(); - CallbackItem ci; - ci.callback = p_callback; - ci.userdata = p_userdata; - callbacks.erase(ci); - unlock(); +void AudioServer::remove_update_callback(AudioCallback p_callback, void *p_userdata) { + for (CallbackItem *ci : update_callback_list) { + if (ci->callback == p_callback && ci->userdata == p_userdata) { + update_callback_list.erase(ci, [](CallbackItem *c) { delete c; }); + } + } } -void AudioServer::add_update_callback(AudioCallback p_callback, void *p_userdata) { - lock(); - CallbackItem ci; - ci.callback = p_callback; - ci.userdata = p_userdata; - update_callbacks.insert(ci); - unlock(); +void AudioServer::add_mix_callback(AudioCallback p_callback, void *p_userdata) { + CallbackItem *ci = new CallbackItem(); + ci->callback = p_callback; + ci->userdata = p_userdata; + mix_callback_list.insert(ci); } -void AudioServer::remove_update_callback(AudioCallback p_callback, void *p_userdata) { - lock(); - CallbackItem ci; - ci.callback = p_callback; - ci.userdata = p_userdata; - update_callbacks.erase(ci); - unlock(); +void AudioServer::remove_mix_callback(AudioCallback p_callback, void *p_userdata) { + for (CallbackItem *ci : mix_callback_list) { + if (ci->callback == p_callback && ci->userdata == p_userdata) { + mix_callback_list.erase(ci, [](CallbackItem *c) { delete c; }); + } + } +} + +void AudioServer::add_listener_changed_callback(AudioCallback p_callback, void *p_userdata) { + CallbackItem *ci = new CallbackItem(); + ci->callback = p_callback; + ci->userdata = p_userdata; + listener_changed_callback_list.insert(ci); +} + +void AudioServer::remove_listener_changed_callback(AudioCallback p_callback, void *p_userdata) { + for (CallbackItem *ci : listener_changed_callback_list) { + if (ci->callback == p_callback && ci->userdata == p_userdata) { + listener_changed_callback_list.erase(ci, [](CallbackItem *c) { delete c; }); + } + } } void AudioServer::set_bus_layout(const Ref<AudioBusLayout> &p_bus_layout) { @@ -1153,6 +1589,9 @@ void AudioServer::set_bus_layout(const Ref<AudioBusLayout> &p_bus_layout) { Bus::Effect bfx; bfx.effect = fx; bfx.enabled = p_bus_layout->buses[i].effects[j].enabled; +#if DEBUG_ENABLED + bfx.prof_time = 0; +#endif bus->effects.push_back(bfx); } } @@ -1174,7 +1613,7 @@ void AudioServer::set_bus_layout(const Ref<AudioBusLayout> &p_bus_layout) { Ref<AudioBusLayout> AudioServer::generate_bus_layout() const { Ref<AudioBusLayout> state; - state.instance(); + state.instantiate(); state->buses.resize(buses.size()); @@ -1263,8 +1702,8 @@ void AudioServer::_bind_methods() { ClassDB::bind_method(D_METHOD("get_bus_peak_volume_left_db", "bus_idx", "channel"), &AudioServer::get_bus_peak_volume_left_db); ClassDB::bind_method(D_METHOD("get_bus_peak_volume_right_db", "bus_idx", "channel"), &AudioServer::get_bus_peak_volume_right_db); - ClassDB::bind_method(D_METHOD("set_global_rate_scale", "scale"), &AudioServer::set_global_rate_scale); - ClassDB::bind_method(D_METHOD("get_global_rate_scale"), &AudioServer::get_global_rate_scale); + ClassDB::bind_method(D_METHOD("set_playback_speed_scale", "scale"), &AudioServer::set_playback_speed_scale); + ClassDB::bind_method(D_METHOD("get_playback_speed_scale"), &AudioServer::get_playback_speed_scale); ClassDB::bind_method(D_METHOD("lock"), &AudioServer::lock); ClassDB::bind_method(D_METHOD("unlock"), &AudioServer::unlock); @@ -1288,7 +1727,7 @@ void AudioServer::_bind_methods() { ADD_PROPERTY(PropertyInfo(Variant::INT, "bus_count"), "set_bus_count", "get_bus_count"); ADD_PROPERTY(PropertyInfo(Variant::STRING, "device"), "set_device", "get_device"); - ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "global_rate_scale"), "set_global_rate_scale", "get_global_rate_scale"); + ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "playback_speed_scale"), "set_playback_speed_scale", "get_playback_speed_scale"); ADD_SIGNAL(MethodInfo("bus_layout_changed")); @@ -1308,7 +1747,7 @@ AudioServer::AudioServer() { #endif mix_time = 0; mix_size = 0; - global_rate_scale = 1; + playback_speed_scale = 1; } AudioServer::~AudioServer() { |