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// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
/**
* A global object that gets used by the C++ interface.
*/
var media = (function() {
'use strict';
var manager = null;
/**
* Users of |media| must call initialize prior to calling other methods.
*/
media.initialize = function(theManager) {
manager = theManager;
};
media.updateGeneralAudioInformation = function(audioInfo) {
manager.updateGeneralAudioInformation(audioInfo);
};
media.onReceiveAudioStreamData = function(audioStreamData) {
for (var component in audioStreamData) {
media.updateAudioComponent(audioStreamData[component]);
}
};
media.onReceiveVideoCaptureCapabilities = function(videoCaptureCapabilities) {
manager.updateVideoCaptureCapabilities(videoCaptureCapabilities);
};
media.onReceiveAudioFocusState = function(audioFocusState) {
if (!audioFocusState) {
return;
}
manager.updateAudioFocusSessions(audioFocusState.sessions);
};
media.updateAudioComponent = function(component) {
var uniqueComponentId = component.owner_id + ':' + component.component_id;
switch (component.status) {
case 'closed':
manager.removeAudioComponent(
component.component_type, uniqueComponentId);
break;
default:
manager.updateAudioComponent(
component.component_type, uniqueComponentId, component);
break;
}
};
media.onPlayerOpen = function(id, timestamp) {
manager.addPlayer(id, timestamp);
};
media.onMediaEvent = function(event) {
var source = event.renderer + ':' + event.player;
// Although this gets called on every event, there is nothing we can do
// because there is no onOpen event.
media.onPlayerOpen(source);
manager.updatePlayerInfoNoRecord(
source, event.ticksMillis, 'render_id', event.renderer);
manager.updatePlayerInfoNoRecord(
source, event.ticksMillis, 'player_id', event.player);
var propertyCount = 0;
util.object.forEach(event.params, function(value, key) {
key = key.trim();
manager.updatePlayerInfo(source, event.ticksMillis, key, value);
propertyCount += 1;
});
if (propertyCount === 0) {
manager.updatePlayerInfo(source, event.ticksMillis, 'event', event.type);
}
};
// |chrome| is not defined during tests.
if (window.chrome && window.chrome.send) {
chrome.send('getEverything');
}
return media;
}());
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