emscriptenaudio: Don't bother undefining things about to be unreachable.

Since the top-level table is getting undefined, all the things in it will
be unreachable and eligible for garbage collection without explicitly
nulling them out.

(cherry picked from commit 5191b20541)
This commit is contained in:
Ryan C. Gordon
2023-08-23 16:11:08 -04:00
parent ae7f54f514
commit ddbbef88e3

View File

@@ -163,32 +163,22 @@ static void EMSCRIPTENAUDIO_CloseDevice(_THIS)
for (var i = 0; i < tracks.length; i++) {
SDL2.capture.stream.removeTrack(tracks[i]);
}
SDL2.capture.stream = undefined;
}
if (SDL2.capture.scriptProcessorNode !== undefined) {
SDL2.capture.scriptProcessorNode.onaudioprocess = function(audioProcessingEvent) {};
SDL2.capture.scriptProcessorNode.disconnect();
SDL2.capture.scriptProcessorNode = undefined;
}
if (SDL2.capture.mediaStreamNode !== undefined) {
SDL2.capture.mediaStreamNode.disconnect();
SDL2.capture.mediaStreamNode = undefined;
}
if (SDL2.capture.silenceBuffer !== undefined) {
SDL2.capture.silenceBuffer = undefined
}
SDL2.capture = undefined;
} else {
if (SDL2.audio.scriptProcessorNode != undefined) {
SDL2.audio.scriptProcessorNode.disconnect();
SDL2.audio.scriptProcessorNode = undefined;
}
if (SDL2.audio.silenceTimer !== undefined) {
clearInterval(SDL2.audio.silenceTimer);
}
if (SDL2.audio.silenceBuffer !== undefined) {
SDL2.audio.silenceBuffer = undefined
}
SDL2.audio = undefined;
}
if ((SDL2.audioContext !== undefined) && (SDL2.audio === undefined) && (SDL2.capture === undefined)) {