public BalancedPriorityGroupMonitor(int priority, BalancedHeuristicsSettings settings)
{
Priority = priority;
_stableBufferSize = TimeSpan.FromMilliseconds(StableBufferSize);
_avoidProblematicBitrateDuration = TimeSpan.FromMilliseconds(AvoidProblematicBitrateDurationMillis);
_registeredPlugins = new List <IAdaptiveMediaPlugin>();
_problematicTransitions = new List <ProblematicTransitionRecord>();
_dispatcherTimer = new DispatcherTimer();
_dispatcherTimer.Tick += (s, e) => MonitorPlugins();
_dispatcherTimer.Interval = TimeSpan.FromMilliseconds(MonitorFrequencyMillis);
}
public BalancedPriorityGroupMonitor(int priority, BalancedHeuristicsSettings settings)
{
Priority = priority;
_stableBufferSize = TimeSpan.FromMilliseconds(StableBufferSize);
_avoidProblematicBitrateDuration = TimeSpan.FromMilliseconds(AvoidProblematicBitrateDurationMillis);
_registeredPlugins = new List<IAdaptiveMediaPlugin>();
_problematicTransitions = new List<ProblematicTransitionRecord>();
_dispatcherTimer = new DispatcherTimer();
_dispatcherTimer.Tick += (s, e) => MonitorPlugins();
_dispatcherTimer.Interval = TimeSpan.FromMilliseconds(MonitorFrequencyMillis);
}
/// <summary>
/// Registers the plugin so that it can be managed.
/// </summary>
/// <param name="plugin">The plugin to register.</param>
/// <param name="priority">The priority of the specified plugin.</param>
public void RegisterPlugin(IAdaptiveMediaPlugin plugin, int priority)
{
if (_settings == null)
{
_settings = ReadSettings();
}
BalancedPriorityGroupMonitor priorityGroup = _priorityGroups.Where(i => i.Priority == priority)
.FirstOrDefault();
if (priorityGroup == null)
{
priorityGroup = new BalancedPriorityGroupMonitor(priority, _settings);
priorityGroup.AllowBitrateIncreases = true;
_priorityGroups.Add(priorityGroup);
}
priorityGroup.RegisterPlugin(plugin);
}
/// <summary>
/// Registers the plugin so that it can be managed.
/// </summary>
/// <param name="plugin">The plugin to register.</param>
/// <param name="priority">The priority of the specified plugin.</param>
public void RegisterPlugin(IAdaptiveMediaPlugin plugin, int priority)
{
if (_settings == null)
{
_settings = ReadSettings();
}
BalancedPriorityGroupMonitor priorityGroup = _priorityGroups.Where(i => i.Priority == priority)
.FirstOrDefault();
if (priorityGroup == null)
{
priorityGroup = new BalancedPriorityGroupMonitor(priority, _settings);
priorityGroup.AllowBitrateIncreases = true;
_priorityGroups.Add(priorityGroup);
}
priorityGroup.RegisterPlugin(plugin);
}
private static BalancedHeuristicsSettings ReadSettings()
{
var result = new BalancedHeuristicsSettings();
try
{
XDocument document = XDocument.Load(HeuristicsSettingsFileName);
result.PollingFrequencyMillis = document.Root.Descendants(PollingFrequencySettingName)
.First()
.GetValueAsLong().Value;
result.TolerableProblematicPlugins = document.Root.Descendants(TolerableProblematicPluginsSettingName)
.First()
.GetValueAsInt().Value;
result.TolerableSubOptimalTrackDifferences =
document.Root.Descendants(TolerableSubOptimalTrackDifferencesSettingName)
.First()
.GetValueAsInt().Value;
result.BitrateBlackListDuration = document.Root.Descendants(BitrateBlackListDurationSettingName)
.First()
.GetValueAsLong().Value;
result.StableBufferSize = document.Root.Descendants(StableBufferSizeSettingName)
.First()
.GetValueAsLong().Value;
result.TolerableDroppedFramesPercentage =
document.Root.Descendants(TolerableDroppedFramesPercentageSettingName)
.First()
.GetValueAsDouble().Value;
}
catch (Exception)
{
result = new BalancedHeuristicsSettings();
}
return result;
}
private static BalancedHeuristicsSettings ReadSettings()
{
var result = new BalancedHeuristicsSettings();
try
{
XDocument document = XDocument.Load(HeuristicsSettingsFileName);
result.PollingFrequencyMillis = document.Root.Descendants(PollingFrequencySettingName)
.First()
.GetValueAsLong().Value;
result.TolerableProblematicPlugins = document.Root.Descendants(TolerableProblematicPluginsSettingName)
.First()
.GetValueAsInt().Value;
result.TolerableSubOptimalTrackDifferences =
document.Root.Descendants(TolerableSubOptimalTrackDifferencesSettingName)
.First()
.GetValueAsInt().Value;
result.BitrateBlackListDuration = document.Root.Descendants(BitrateBlackListDurationSettingName)
.First()
.GetValueAsLong().Value;
result.StableBufferSize = document.Root.Descendants(StableBufferSizeSettingName)
.First()
.GetValueAsLong().Value;
result.TolerableDroppedFramesPercentage =
document.Root.Descendants(TolerableDroppedFramesPercentageSettingName)
.First()
.GetValueAsDouble().Value;
}
catch (Exception)
{
result = new BalancedHeuristicsSettings();
}
return(result);
}