LoadSettingsFromStream Method (original) (raw)

Summary

Loads settings from a stream.

Syntax

Parameters

sourceStream
The stream containing the saved settings to load.

flags
The settings flags specifying which settings to load. See the CaptureSettings enumeration for settings options.

Example

using Leadtools; using Leadtools.Multimedia; using LeadtoolsMultimediaExamples.Fixtures; public bool _result = false; public CaptureCtrlForm _form = new CaptureCtrlForm(); public CaptureCtrl _capturectrl; public string _streamSettings = Path.Combine(LEAD_VARS.MediaDir, "CaptureCtrl_ObjectSettingsExample_Stream.xml"); public string _fileSettings = Path.Combine(LEAD_VARS.MediaDir, "CaptureCtrl_ObjectSettingsExample.xml"); public void ObjectSettingsExample() { // reference the play control _capturectrl = _form.CaptureCtrl; // output file string outFile = Path.Combine(LEAD_VARS.MediaDir, "CaptureCtrl_ObjectSettingsExample.avi"); try { Processor pVideoDizzy = _capturectrl.VideoProcessors.EFXDizzy; // set a video processor _capturectrl.SelectedVideoProcessors.Add(pVideoDizzy); // save the settings to a file if (SaveFileSettings()) { // now clear the selected processors again _capturectrl.SelectedVideoProcessors.Clear(); // check whether a stream file exists if (File.Exists(_fileSettings)) { // load the saved settings from a file // and check whether the processor is selected again LoadFileSettings(); // set the result _result = _capturectrl.SelectedVideoProcessors.Contains(pVideoDizzy); } } // save the settings to a stream if (SaveStreamSettings()) { // now clear the selected processors again _capturectrl.SelectedVideoProcessors.Clear(); // check whether a stream file exists if (File.Exists(_streamSettings)) { // load the saved settings from a stream // and check whether the processor is selected again LoadStreamSettings(); // set the result _result &= _capturectrl.SelectedVideoProcessors.Contains(pVideoDizzy); } } } catch (Exception) { _result = false; } } private void LoadFileSettings() { _capturectrl.LoadSettingsFromFile(_fileSettings, CaptureSettings.Processors); } private bool SaveFileSettings() { // check whether we can save the processors settings if (_capturectrl.CanSaveObjectSettings(CaptureSettings.Processors)) { _capturectrl.SaveSettingsToFile(_fileSettings, CaptureSettings.Processors); return true; } return false; } private void LoadStreamSettings() { Stream settings = new StreamReader(_streamSettings).BaseStream; _capturectrl.LoadSettingsFromStream(settings, CaptureSettings.Processors); settings.Close(); } private bool SaveStreamSettings() { // check whether we can save the processors settings if (_capturectrl.CanSaveObjectSettings(CaptureSettings.Processors)) { Stream settings = new StreamWriter(_streamSettings, false).BaseStream; _capturectrl.SaveSettingsToStream(settings, CaptureSettings.Processors); settings.Close(); return true; } return false; } static class LEAD_VARS { public const string MediaDir = @"C:\LEADTOOLS23\Media"; }