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general preload improvements

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ed 2021-11-12 01:04:31 +01:00
parent 418c2166cc
commit 2a16c150d1
1 changed files with 29 additions and 9 deletions
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38
copyparty/web/browser.js
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@ -471,6 +471,19 @@ var mpl = (function () {
navigator.mediaSession.playbackState = "paused";
};
r.unbuffer = function (url) {
for (var a = 0; a < 2; a++) {
var au = a ? mp.au_native2 : mp.au_ogvjs2;
if (au && (!url || au.src == url)) {
au.src = '';
au.load();
}
}
if (!url)
mpl.preload_url = null;
}
return r;
})();
@ -592,23 +605,26 @@ function MPlayer() {
url = mpl.acode(url);
url += url.indexOf('?') < 0 ? '?cache' : '&cache';
mpl.preload_url = full ? url : null;
var t0 = Date.now();
if (full)
return fetch(url).then(function (x) {
var rd = x.body.getReader(), n = 0;
function spd() {
return humansize(n / ((Date.now() + 1 - t0) / 1000)) + '/s';
}
function drop(x) {
if (mpl.preload_url !== url) {
console.log('xhr-preload abandoned at ' + n + ' bytes for ' + url);
return rd.cancel();
}
if (x && x.done)
return console.log('xhr-preload finished, ' + spd());
if (x && x.value && x.value.length)
n += x.value.length;
if (n >= 128 * 1024 * 1024)
return console.log('interrupting preload at 128 MiB for ' + url);
if (mpl.preload_url !== url || n >= 128 * 1024 * 1024) {
console.log('xhr-preload aborted at ' + Math.floor(n / 1024) + ' KiB, ' + spd() + ' for ' + url);
return rd.cancel();
}
if (!x || !x.done)
return rd.read().then(drop);
return rd.read().then(drop);
}
drop();
});
@ -1515,6 +1531,10 @@ function play(tid, is_ev, seek, call_depth) {
mp.au.src = url;
}
setTimeout(function () {
mpl.unbuffer(url);
}, 500);
mp.au.tid = tid;
mp.au.volume = mp.expvol(mp.vol);
var oid = 'a' + tid;
@ -5003,8 +5023,8 @@ function reload_mp() {
for (var a = plays.length - 1; a >= 0; a--)
plays[a].parentNode.innerHTML = '-';
mpl.unbuffer();
mp = new MPlayer();
mpl.preload_url = null;
setTimeout(pbar.onresize, 1);
}