Update #44 - WebAssembly GC support, fix more WebRTC bugs

sources/wasm-gc-teavm/js/platformAudio.js

@@ -0,0 +1,78 @@
+/*
+ * Copyright (c) 2024 lax1dude. All Rights Reserved.
+ * 
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
+ * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ * 
+ */
+
+const platfAudioName = "platformAudio";
+
+function setCurrentAudioContext(audioContext, audioImports) {
+
+	/**
+	 * @return {AudioContext}
+	 */
+	audioImports["getContext"] = function() {
+		return audioContext;
+	};
+
+	/**
+	 * @param {AudioBufferSourceNode} sourceNode
+	 * @param {Object} isEnded
+	 */
+	audioImports["registerIsEndedHandler"] = function(sourceNode, isEnded) {
+		if(!isEnded["selfEndHandler"]) {
+			isEnded["selfEndHandler"] = function(evt) {
+				isEnded["isEnded"] = true;
+			}
+		}
+		sourceNode.addEventListener("ended", isEnded["selfEndHandler"]);
+	};
+
+	/**
+	 * @param {AudioBufferSourceNode} sourceNode
+	 * @param {Object} isEnded
+	 */
+	audioImports["releaseIsEndedHandler"] = function(sourceNode, isEnded) {
+		if(isEnded["selfEndHandler"]) {
+			sourceNode.removeEventListener("ended", isEnded["selfEndHandler"]);
+		}
+	};
+
+	/**
+	 * @param {Uint8Array} fileData
+	 * @param {string} errorFileName
+	 * @return {Promise}
+	 */
+	function decodeAudioBrowserImpl(fileData, errorFileName) {
+		return new Promise(function(resolve) {
+			const copiedData = new Uint8Array(fileData.length);
+			copiedData.set(fileData, 0);
+			audioContext.decodeAudioData(copiedData.buffer, resolve, function(err) {
+				eagError("Failed to load audio: {}", errorFileName);
+				resolve(null);
+			});
+		});
+	}
+
+	audioImports["decodeAudioBrowser"] = new WebAssembly.Suspending(decodeAudioBrowserImpl);
+
+}
+
+function setNoAudioContext(audioImports) {
+	audioImports["getContext"] = function() {
+		return null;
+	};
+	setUnsupportedFunc(audioImports, platfAudioName, "registerIsEndedHandler");
+	setUnsupportedFunc(audioImports, platfAudioName, "releaseIsEndedHandler");
+	setUnsupportedFunc(audioImports, platfAudioName, "decodeAudioBrowser");
+}