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/*
* 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 platfScreenRecordName = "platformScreenRecord";
var canMic = (typeof window !== "undefined");
var mic = null;
/**
* @return {Promise<MediaStream|null>}
*/
function getMic0() {
return new Promise(function(resolve) {
if ("navigator" in window && "mediaDevices" in window.navigator && "getUserMedia" in window.navigator.mediaDevices) {
try {
window.navigator.mediaDevices.getUserMedia({
audio: true,
video: false
}).then(function(stream) {
resolve(stream);
}).catch(function(err) {
eagError("getUserMedia Error! (async)");
eagStackTrace(ERROR, "Exception Caught", /** @type {Error} */ (err));
resolve(null);
});
} catch(e) {
eagError("getUserMedia Error!");
resolve(null);
}
} else {
eagError("No getUserMedia!");
resolve(null);
}
});
}
/**
* @return {Promise<MediaStream|null>}
*/
async function getMicImpl() {
if (canMic) {
if (mic === null) {
mic = await getMic0();
if (mic === null) {
canMic = false;
return null;
}
return mic;
}
return mic;
}
return null;
}
function initializePlatfScreenRecord(screenRecImports) {
eagruntimeImpl.platformScreenRecord["getMic"] = new WebAssembly.Suspending(getMicImpl);
/**
* @param {string} nameStr
* @return {string}
*/
function formatScreenRecDate(nameStr) {
const d = new Date();
const fmt = d.getFullYear()
+ "-" + ("0" + (d.getMonth() + 1)).slice(-2)
+ "-" + ("0" + d.getDate()).slice(-2)
+ " " + ("0" + d.getHours()).slice(-2)
+ "-" + ("0" + d.getMinutes()).slice(-2)
+ "-" + ("0" + d.getSeconds()).slice(-2);
return nameStr.replace("${date}", fmt);
}
/**
* @param {MediaRecorder} mediaRec
* @param {boolean} isWebM
* @param {string} nameStr
*/
eagruntimeImpl.platformScreenRecord["setDataAvailableHandler"] = function(mediaRec, isWebM, nameStr) {
const startTime = performance.now();
mediaRec.addEventListener("dataavailable", function(evt) {
if(isWebM) {
fixWebMDuration(/** @type {!Blob} */ (evt.data), (performance.now() - startTime) | 0, function(/** !Blob */ b) {
const blobUrl = URL.createObjectURL(b);
downloadFileImpl(formatScreenRecDate(nameStr), blobUrl, function() {
URL.revokeObjectURL(blobUrl);
});
}, {
/**
* @param {string} str
*/
logger: function(str) {
eagInfo(str);
}
});
}else {
const blobUrl = URL.createObjectURL(/** @type {!Blob} */ (evt.data));
downloadFileImpl(formatScreenRecDate(nameStr), blobUrl, function() {
URL.revokeObjectURL(blobUrl);
});
}
});
};
}
function initializeNoPlatfScreenRecord(screenRecImports) {
setUnsupportedFunc(screenRecImports, platfScreenRecordName, "getMic");
setUnsupportedFunc(screenRecImports, platfScreenRecordName, "setDataAvailableHandler");
}
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