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emscripten: get even more aggressive about audio device closing. 

I still get exceptions thrown sometimes on shutdown without this.
This commit is contained in:
Ryan C. Gordon 2016-09-18 18:07:47 -04:00
parent b7818d7124
commit 06700a905b
1 changed files with 2 additions and 0 deletions
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2
src/audio/emscripten/SDL_emscriptenaudio.c
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@ -346,6 +346,7 @@ EMSCRIPTENAUDIO_OpenDevice(_THIS, void *handle, const char *devname, int iscaptu
SDL2.capture.mediaStreamNode = SDL2.audioContext.createMediaStreamSource(stream);
SDL2.capture.scriptProcessorNode = SDL2.audioContext.createScriptProcessor($1, $0, 1);
SDL2.capture.scriptProcessorNode.onaudioprocess = function(audioProcessingEvent) {
if ((SDL2 === undefined) || (SDL2.capture === undefined)) { return; }
audioProcessingEvent.outputBuffer.getChannelData(0).fill(0.0);
SDL2.capture.currentCaptureBuffer = audioProcessingEvent.inputBuffer;
Runtime.dynCall('vi', $2, [$3]);
@ -380,6 +381,7 @@ EMSCRIPTENAUDIO_OpenDevice(_THIS, void *handle, const char *devname, int iscaptu
EM_ASM_ARGS({
SDL2.audio.scriptProcessorNode = SDL2.audioContext['createScriptProcessor']($1, 0, $0);
SDL2.audio.scriptProcessorNode['onaudioprocess'] = function (e) {
if ((SDL2 === undefined) || (SDL2.audio === undefined)) { return; }
SDL2.audio.currentOutputBuffer = e['outputBuffer'];
Runtime.dynCall('vi', $2, [$3]);
};