diff --git a/src/AudioEngine.js b/src/AudioEngine.js index c4e5805..0747b2e 100644 --- a/src/AudioEngine.js +++ b/src/AudioEngine.js @@ -156,7 +156,7 @@ class AudioEngine { .catch(() => { // If the file is empty, create an empty sound if (sound.data.length === 0) { - return Promise.resolve(this.audioContext.createBuffer(1, 1, this.audioContext.sampleRate)); + return Promise.resolve(this._emptySound()); } // The audio context failed to parse the sound data @@ -165,7 +165,8 @@ class AudioEngine { // First we need to create another copy of our original data const bufferCopy2 = sound.data.buffer.slice(0); // Try decoding as adpcm - return new ADPCMSoundDecoder(this.audioContext).decode(bufferCopy2); + return new ADPCMSoundDecoder(this.audioContext).decode(bufferCopy2) + .catch(() => Promise.resolve(this._emptySound())); }) .then( buffer => ([soundId, buffer]), @@ -177,6 +178,14 @@ class AudioEngine { return decoding; } + /** + * An empty sound buffer, for use when we are unable to decode a sound file. + * @returns {AudioBuffer} - an empty audio buffer. + */ + _emptySound () { + return this.audioContext.createBuffer(1, 1, this.audioContext.sampleRate); + } + /** * Decode a sound, decompressing it into audio samples. *