diff options
Diffstat (limited to 'platform/javascript/js/libs/library_godot_audio.js')
-rw-r--r-- | platform/javascript/js/libs/library_godot_audio.js | 116 |
1 files changed, 60 insertions, 56 deletions
diff --git a/platform/javascript/js/libs/library_godot_audio.js b/platform/javascript/js/libs/library_godot_audio.js index a657d0a125..0c1f477f34 100644 --- a/platform/javascript/js/libs/library_godot_audio.js +++ b/platform/javascript/js/libs/library_godot_audio.js @@ -36,32 +36,32 @@ const GodotAudio = { driver: null, interval: 0, - init: function(mix_rate, latency, onstatechange, onlatencyupdate) { + init: function (mix_rate, latency, onstatechange, onlatencyupdate) { const ctx = new (window.AudioContext || window.webkitAudioContext)({ sampleRate: mix_rate, // latencyHint: latency / 1000 // Do not specify, leave 'interactive' for good performance. }); GodotAudio.ctx = ctx; - ctx.onstatechange = function() { + ctx.onstatechange = function () { let state = 0; switch (ctx.state) { - case 'suspended': - state = 0; - break; - case 'running': - state = 1; - break; - case 'closed': - state = 2; - break; + case 'suspended': + state = 0; + break; + case 'running': + state = 1; + break; + case 'closed': + state = 2; + break; // no default } onstatechange(state); - } + }; ctx.onstatechange(); // Immeditately notify state. // Update computed latency - GodotAudio.interval = setInterval(function() { + GodotAudio.interval = setInterval(function () { let computed_latency = 0; if (ctx.baseLatency) { computed_latency += GodotAudio.ctx.baseLatency; @@ -75,29 +75,33 @@ const GodotAudio = { return ctx.destination.channelCount; }, - create_input: function(callback) { + create_input: function (callback) { if (GodotAudio.input) { return; // Already started. } function gotMediaInput(stream) { GodotAudio.input = GodotAudio.ctx.createMediaStreamSource(stream); - callback(GodotAudio.input) + callback(GodotAudio.input); } if (navigator.mediaDevices.getUserMedia) { navigator.mediaDevices.getUserMedia({ - "audio": true - }).then(gotMediaInput, function(e) { GodotRuntime.print(e) }); + 'audio': true, + }).then(gotMediaInput, function (e) { + GodotRuntime.print(e); + }); } else { if (!navigator.getUserMedia) { navigator.getUserMedia = navigator.webkitGetUserMedia || navigator.mozGetUserMedia; } navigator.getUserMedia({ - "audio": true - }, gotMediaInput, function(e) { GodotRuntime.print(e) }); + 'audio': true, + }, gotMediaInput, function (e) { + GodotRuntime.print(e); + }); } }, - close_async: function(resolve, reject) { + close_async: function (resolve, reject) { const ctx = GodotAudio.ctx; GodotAudio.ctx = null; // Audio was not initialized. @@ -120,14 +124,14 @@ const GodotAudio = { if (GodotAudio.driver) { closed = GodotAudio.driver.close(); } - closed.then(function() { + closed.then(function () { return ctx.close(); - }).then(function() { + }).then(function () { ctx.onstatechange = null; resolve(); - }).catch(function(e) { + }).catch(function (e) { ctx.onstatechange = null; - GodotRuntime.error("Error closing AudioContext", e); + GodotRuntime.error('Error closing AudioContext', e); resolve(); }); }, @@ -141,30 +145,30 @@ const GodotAudio = { return 1; }, - godot_audio_init: function(p_mix_rate, p_latency, p_state_change, p_latency_update) { + godot_audio_init: function (p_mix_rate, p_latency, p_state_change, p_latency_update) { const statechange = GodotRuntime.get_func(p_state_change); const latencyupdate = GodotRuntime.get_func(p_latency_update); return GodotAudio.init(p_mix_rate, p_latency, statechange, latencyupdate); }, - godot_audio_resume: function() { + godot_audio_resume: function () { if (GodotAudio.ctx && GodotAudio.ctx.state !== 'running') { GodotAudio.ctx.resume(); } }, godot_audio_capture_start__proxy: 'sync', - godot_audio_capture_start: function() { + godot_audio_capture_start: function () { if (GodotAudio.input) { return; // Already started. } - GodotAudio.create_input(function(input) { + GodotAudio.create_input(function (input) { input.connect(GodotAudio.driver.get_node()); }); }, godot_audio_capture_stop__proxy: 'sync', - godot_audio_capture_stop: function() { + godot_audio_capture_stop: function () { if (GodotAudio.input) { const tracks = GodotAudio.input['mediaStream']['getTracks'](); for (let i = 0; i < tracks.length; i++) { @@ -176,7 +180,7 @@ const GodotAudio = { }, }; -autoAddDeps(GodotAudio, "$GodotAudio"); +autoAddDeps(GodotAudio, '$GodotAudio'); mergeInto(LibraryManager.library, GodotAudio); /** @@ -188,42 +192,42 @@ const GodotAudioWorklet = { promise: null, worklet: null, - create: function(channels) { + create: function (channels) { const path = GodotConfig.locate_file('godot.audio.worklet.js'); - GodotAudioWorklet.promise = GodotAudio.ctx.audioWorklet.addModule(path).then(function() { + GodotAudioWorklet.promise = GodotAudio.ctx.audioWorklet.addModule(path).then(function () { GodotAudioWorklet.worklet = new AudioWorkletNode( GodotAudio.ctx, 'godot-processor', { - 'outputChannelCount': [channels] - } + 'outputChannelCount': [channels], + }, ); return Promise.resolve(); }); GodotAudio.driver = GodotAudioWorklet; }, - start: function(in_buf, out_buf, state) { - GodotAudioWorklet.promise.then(function() { + start: function (in_buf, out_buf, state) { + GodotAudioWorklet.promise.then(function () { const node = GodotAudioWorklet.worklet; node.connect(GodotAudio.ctx.destination); node.port.postMessage({ 'cmd': 'start', 'data': [state, in_buf, out_buf], }); - node.port.onmessage = function(event) { + node.port.onmessage = function (event) { GodotRuntime.error(event.data); }; }); }, - get_node: function() { + get_node: function () { return GodotAudioWorklet.worklet; }, - close: function() { - return new Promise(function(resolve, reject) { - GodotAudioWorklet.promise.then(function() { + close: function () { + return new Promise(function (resolve, reject) { + GodotAudioWorklet.promise.then(function () { GodotAudioWorklet.worklet.port.postMessage({ 'cmd': 'stop', 'data': null, @@ -237,32 +241,32 @@ const GodotAudioWorklet = { }, }, - godot_audio_worklet_create: function(channels) { + godot_audio_worklet_create: function (channels) { GodotAudioWorklet.create(channels); }, - godot_audio_worklet_start: function(p_in_buf, p_in_size, p_out_buf, p_out_size, p_state) { + godot_audio_worklet_start: function (p_in_buf, p_in_size, p_out_buf, p_out_size, p_state) { const out_buffer = GodotRuntime.heapSub(HEAPF32, p_out_buf, p_out_size); const in_buffer = GodotRuntime.heapSub(HEAPF32, p_in_buf, p_in_size); const state = GodotRuntime.heapSub(HEAP32, p_state, 4); GodotAudioWorklet.start(in_buffer, out_buffer, state); }, - godot_audio_worklet_state_wait: function(p_state, p_idx, p_expected, p_timeout) { + godot_audio_worklet_state_wait: function (p_state, p_idx, p_expected, p_timeout) { Atomics.wait(HEAP32, (p_state >> 2) + p_idx, p_expected, p_timeout); return Atomics.load(HEAP32, (p_state >> 2) + p_idx); }, - godot_audio_worklet_state_add: function(p_state, p_idx, p_value) { + godot_audio_worklet_state_add: function (p_state, p_idx, p_value) { return Atomics.add(HEAP32, (p_state >> 2) + p_idx, p_value); }, - godot_audio_worklet_state_get: function(p_state, p_idx) { + godot_audio_worklet_state_get: function (p_state, p_idx) { return Atomics.load(HEAP32, (p_state >> 2) + p_idx); }, }; -autoAddDeps(GodotAudioWorklet, "$GodotAudioWorklet"); +autoAddDeps(GodotAudioWorklet, '$GodotAudioWorklet'); mergeInto(LibraryManager.library, GodotAudioWorklet); /* @@ -273,14 +277,14 @@ const GodotAudioScript = { $GodotAudioScript: { script: null, - create: function(buffer_length, channel_count) { + create: function (buffer_length, channel_count) { GodotAudioScript.script = GodotAudio.ctx.createScriptProcessor(buffer_length, 2, channel_count); GodotAudio.driver = GodotAudioScript; return GodotAudioScript.script.bufferSize; }, - start: function(p_in_buf, p_in_size, p_out_buf, p_out_size, onprocess) { - GodotAudioScript.script.onaudioprocess = function(event) { + start: function (p_in_buf, p_in_size, p_out_buf, p_out_size, onprocess) { + GodotAudioScript.script.onaudioprocess = function (event) { // Read input const inb = GodotRuntime.heapSub(HEAPF32, p_in_buf, p_in_size); const input = event.inputBuffer; @@ -312,12 +316,12 @@ const GodotAudioScript = { GodotAudioScript.script.connect(GodotAudio.ctx.destination); }, - get_node: function() { + get_node: function () { return GodotAudioScript.script; }, - close: function() { - return new Promise(function(resolve, reject) { + close: function () { + return new Promise(function (resolve, reject) { GodotAudioScript.script.disconnect(); GodotAudioScript.script.onaudioprocess = null; GodotAudioScript.script = null; @@ -326,15 +330,15 @@ const GodotAudioScript = { }, }, - godot_audio_script_create: function(buffer_length, channel_count) { + godot_audio_script_create: function (buffer_length, channel_count) { return GodotAudioScript.create(buffer_length, channel_count); }, - godot_audio_script_start: function(p_in_buf, p_in_size, p_out_buf, p_out_size, p_cb) { + godot_audio_script_start: function (p_in_buf, p_in_size, p_out_buf, p_out_size, p_cb) { const onprocess = GodotRuntime.get_func(p_cb); GodotAudioScript.start(p_in_buf, p_in_size, p_out_buf, p_out_size, onprocess); }, }; -autoAddDeps(GodotAudioScript, "$GodotAudioScript"); +autoAddDeps(GodotAudioScript, '$GodotAudioScript'); mergeInto(LibraryManager.library, GodotAudioScript); |