diff options
| -rw-r--r-- | src/library_sdl.js | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/src/library_sdl.js b/src/library_sdl.js index df0b1306..fd8c6860 100644 --- a/src/library_sdl.js +++ b/src/library_sdl.js @@ -2332,7 +2332,14 @@ var LibrarySDL = { return 0; } - if (bytes !== undefined && SDL.webAudioAvailable()) { + var arrayBuffer = bytes.buffer || bytes; + + // To allow user code to work around browser bugs with audio playback on <audio> elements an Web Audio, enable + // the user code to hook in a callback to decide on a file basis whether each file should use Web Audio or <audio> for decoding and playback. + // In particular, see https://bugzilla.mozilla.org/show_bug.cgi?id=654787 and ?id=1012801 for tradeoffs. + var canPlayWithWebAudio = Module['SDL_canPlayWithWebAudio'] === undefined || Module['SDL_canPlayWithWebAudio'](filename, arrayBuffer); + + if (bytes !== undefined && SDL.webAudioAvailable() && canPlayWithWebAudio) { audio = undefined; webAudio = {}; // The audio decoding process is asynchronous, which gives trouble if user code plays the audio data back immediately @@ -2346,7 +2353,7 @@ var LibrarySDL = { webAudio.onDecodeComplete = undefined; // Don't allow more callback handlers since audio has finished decoding. } - SDL.audioContext['decodeAudioData'](bytes.buffer || bytes, onDecodeComplete); + SDL.audioContext['decodeAudioData'](arrayBuffer, onDecodeComplete); } else if (audio === undefined && bytes) { // Here, we didn't find a preloaded audio but we either were passed a filepath for // which we loaded bytes, or we were passed some bytes |