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elements_table.html
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<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootswatch/4.0.0/slate/bootstrap.min.css" crossorigin="anonymous">
<link rel="stylesheet" href="style.css">
<title>Brave - elements table</title>
</head>
<body>
<main class="container-fluid">
<h1>Internal elements</h1>
<div>
<button style="float:right" class="btn btn-primary" onclick="refresh()">Refresh</button>
<button style="float:right" class="btn btn-primary" id="show-hide-bin-elements"></button>
<p>This view is for debugging. It shows all GStreamer elements and their status.</p>
</div>
<div id="main"></div>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.3.1/jquery.min.js" crossorigin="anonymous"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.12.9/umd/popper.min.js" integrity="sha384-ApNbgh9B+Y1QKtv3Rn7W3mgPxhU9K/ScQsAP7hUibX39j7fakFPskvXusvfa0b4Q" crossorigin="anonymous"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js" integrity="sha384-JZR6Spejh4U02d8jOt6vLEHfe/JQGiRRSQQxSfFWpi1MquVdAyjUar5+76PVCmYl" crossorigin="anonymous"></script>
<script>
function elementColumns(element) {
var cells = []
cells.push($('<td></td>').append($('<strong>' + element.name + '</strong>')))
cells.push($('<td></td>').append(element.type))
cells.push($('<td></td>').append(element.state).addClass(element.state))
var properties = []
if (element.channel) properties.push('Channel: "' + element.channel + '"')
if (element.hasOwnProperty('current-level-time')) properties.push('Current level time: ' + element['current-level-time']/1000000 + 'ms')
cells.push($('<td></td>').append(properties.join('<br />')))
return cells
}
function addElements(table, elements) {
elements.forEach(function(element) {
var numPads = element.pads ? Object.keys(element.pads).length : 0
if (numPads) {
makeElementRowWithPads(table, element)
}
else {
makeElementRowWithoutPads(table, element)
}
})
}
function makeElementRowWithoutPads(table, element) {
var cells = elementColumns(element)
row = $('<tr></tr>')
row.append(cells)
table.append(row)
}
function makeElementRowWithPads(table, element) {
var numPads = Object.keys(element.pads).length
var padNum = 0
Object.keys(element.pads).forEach(function(padName) {
row = $('<tr></tr>')
var cells = []
if (padNum++ === 0) {
cells = elementColumns(element)
if (numPads > 1) cells.forEach(function(c) { c.attr('rowspan', numPads) })
}
var pad = element.pads[padName]
cells.push($('<td></td>').append(padName))
if (pad.peer) {
cells.push($('<td></td>')
.append(pad.peer.element_name + ' (' + pad.peer.pad_name + ')'))
}
else {
cells.push($('<td></td>').append('NOT CONNECTED'))
}
var messages = []
if (pad.blocked) messages.push('<span class="badge badge-warning">BLOCKED!</span>')
if (pad.blocking) messages.push('<span class="badge badge-danger">BLOCKING!</span>')
cells.push($('<td></td>').append(messages.join(' ')))
cells.push($('<td></td>').append(pad.caps))
row.append(cells)
table.append(row)
})
}
var tableHeader = '<tr>' +
'<th rowspan="2">Name</th>' +
'<th rowspan="2">Type</th>' +
'<th rowspan="2">State</th>' +
'<th rowspan="2">Props</th>' +
'<th colspan="4">Pad</th>' +
'</tr><tr>' +
'<th>Name</th>' +
'<th>Connected to</th>' +
'<th>Notices</th>' +
'<th>Caps</th>' +
'</tr>'
function refresh() {
const show_inside_bin_elements = (new window.URLSearchParams(window.location.search)).get('show_inside_bin_elements') !== null
$.ajax({
url: 'api/elements' + (show_inside_bin_elements ? '?show_inside_bin_elements=yes' : '')
}).then(function(data) {
$('#main').empty()
Object.keys(data).forEach(function(blockType) {
Object.keys(data[blockType]).forEach(function(blockId) {
header = $('<h3></h3>').append(blockType + ' ' + blockId)
var state = data[blockType][blockId].state
if (state) {
header.append(' ')
.append($('<span></span>').append(state).addClass(data[blockType][blockId].state))
}
table = $('<table class="table table-bordered table-hover"></table>')
table.append(tableHeader)
tbody = $('<tbody></tbody>')
table.append(tbody)
if (data[blockType][blockId].elements) {
addElements(tbody, data[blockType][blockId].elements)
header.append(' (' + data[blockType][blockId].elements.length + ' elements)')
}
$('#main').append(header, table)
})
})
})
}
const show_inside_bin_elements = (new window.URLSearchParams(window.location.search)).get('show_inside_bin_elements') !== null
$('#show-hide-bin-elements').text(show_inside_bin_elements ? 'Hide inner bin elements' : 'Show inner bin elements')
$('#show-hide-bin-elements').click(() => {
window.location = show_inside_bin_elements ? '?' : '?show_inside_bin_elements=yes'
})
refresh()
</script>
</main>
</body>
</html>