public void BeginRecord(string profile)
{
// Create WMEncoder object.
//Get group collection
IWMEncSourceGroupCollection SrcGrpColl = m_Encoder.SourceGroupCollection;
//Add group into collection
IWMEncSourceGroup SrcGrp = SrcGrpColl.Add("SG_1");
//Add audio source and video source into group
//IWMEncSource SrcAud = SrcGrp.AddSource(WMENC_SOURCE_TYPE.WMENC_AUDIO);
//SrcAud.SetInput("Default_Audio_Device", "Device", "");
IWMEncVideoSource2 SrcVid = (IWMEncVideoSource2)SrcGrp.AddSource(WMENC_SOURCE_TYPE.WMENC_VIDEO);
SrcVid.SetInput("ScreenCapture1", "ScreenCap", "");
//Load profile config.
if (String.IsNullOrEmpty(profile))
{
if (SelectUserProFile != null)
{
List <string> lstPFs = new List <string>();
foreach (IWMEncProfile pro in m_Encoder.ProfileCollection)
{
lstPFs.Add(pro.Name);
}
profile = SelectUserProFile(lstPFs.ToArray());
}
}
if (!String.IsNullOrEmpty(profile))
{
foreach (IWMEncProfile pro in m_Encoder.ProfileCollection)
{
if (pro.Name == profile)
{
SrcGrp.set_Profile(pro);
break;
}
}
}
//Pro.LoadFromFile(prxFileName);
//SrcGrp.set_Profile(Pro);
//Add the display information of output video file.
IWMEncDisplayInfo Descr = m_Encoder.DisplayInfo;
Descr.Title = "Screen Recorder Video";
Descr.Author = Environment.UserName;
Descr.Description = "";
Descr.Rating = "";
Descr.Copyright = "";
//IWMEncAttributes Attr = Encoder.Attributes;
//Attr.Add("URL", "IP address");
//Prepare to encode
//videoEncoder.PrepareToEncode(true);
//Record start
//Specify output file path
if (!Directory.Exists(SavePath))
{
Directory.CreateDirectory(SavePath);
}
m_Encoder.File.LocalFileName = String.Format("{0}RecordFile{1}.wmv", SavePath, CurNewFileTailIndex);
m_Encoder.Start();
}
private void EncodeFile(EncodingProfileEnum Profile, EncoderInfo Info)
{
try
{
m_CurrentInfo = Info;
DateTime Now = DateTime.Now;
lblStatus.Text = " Starting to encode " + m_CurrentProfile.ToString() +
" Starting time = " + Now.ToLongTimeString();
m_EncodingDone = false;
// Create a WMEncoder object.
m_Encoder = new WMEncoder();
m_Encoder.OnStateChange += new _IWMEncoderEvents_OnStateChangeEventHandler(
OnStateChange);
// Retrieve the source group collection.
IWMEncSourceGroupCollection SrcGrpColl = m_Encoder.SourceGroupCollection;
// Add a source group to the collection.
IWMEncSourceGroup SrcGrp = SrcGrpColl.Add("SG_1");
// Add a video and audio source to the source group.
IWMEncSource SrcAud = SrcGrp.AddSource(WMENC_SOURCE_TYPE.WMENC_AUDIO);
SrcAud.SetInput(Info.FileNameAndPath, "", "");
// Specify a file object in which to save encoded content.
SetOutputFileName(Info.FileNameNoExtension);
SelectProfile(SrcGrp);
// Fill in the description object members.
IWMEncDisplayInfo Descr = m_Encoder.DisplayInfo;
Descr.Author = Info.Author;
Descr.Copyright = "Valley Bible Church @2005";
Descr.Description = Info.Description;
Descr.Rating = "All Audiences";
Descr.Title = Info.MessageTitle;
// Add an attribute to the collection.
IWMEncAttributes Attr = m_Encoder.Attributes;
Attr.Add("URL", "IP address");
// Start the encoding process.
// Wait until the encoding process stops before exiting the application.
m_Encoder.PrepareToEncode(true);
m_Encoder.Start();
}
catch (Exception e)
{
lblError.Text = e.ToString();
Debug.WriteLine(e.ToString());
m_CurrentInfo = null;
}
}
/**
* Title: String.
* Subject: String.
* Description: String.
* Source: String.
* Language: String.
* Relation: String.
* Coverage: String.
* Creator: String.
* Publisher: String.
* Contributor: String.
* Rights: String.
* Date: String.
* Type: String.
* Format: String.
* Identifier: String.
*/
public DVRBResult SetMetadata(
string title,
string subject,
string description,
string source,
string language,
string relation,
string coverage,
string creator,
string publisher,
string contributor,
string rights,
string date,
string type,
string format,
string identifier)
{
// Fill in the description object members.
IWMEncDisplayInfo descr = this.wmEncoder.DisplayInfo;
descr.Title = title;
descr.Description = description;
descr.Author = creator;
descr.Copyright = rights;
// Add an attribute to the collection.
IWMEncAttributes attr = this.wmEncoder.Attributes;
attr.RemoveAll();
attr.Add("title", title);
attr.Add("subject", subject);
attr.Add("description", description);
attr.Add("source", source);
attr.Add("language", language);
attr.Add("relation", relation);
attr.Add("coverage", coverage);
attr.Add("creator", creator);
attr.Add("publisher", publisher);
attr.Add("contributor", contributor);
attr.Add("rights", rights);
attr.Add("date", date);
attr.Add("type", type);
attr.Add("format", format);
attr.Add("identifier", identifier);
return(new DVRBResult());
}
static void Main()
{
try
{
// Create a WMEncoder object.
WMEncoder Encoder = new WMEncoder();
// Retrieve the source group collection.
IWMEncSourceGroupCollection SrcGrpColl = Encoder.SourceGroupCollection;
// Add a source group to the collection.
IWMEncSourceGroup SrcGrp = SrcGrpColl.Add("SG_1");
// Add a video and audio source to the source group.
IWMEncSource SrcAud = SrcGrp.AddSource(WMENC_SOURCE_TYPE.WMENC_AUDIO);
SrcAud.SetInput("C:\\Inputfile.mpg", "", "");
IWMEncVideoSource2 SrcVid = (IWMEncVideoSource2)SrcGrp.AddSource(WMENC_SOURCE_TYPE.WMENC_VIDEO);
SrcVid.SetInput("C:\\Inputfile.mpg", "", "");
// Crop 2 pixels from each edge of the video image.
SrcVid.CroppingBottomMargin = 2;
SrcVid.CroppingTopMargin = 2;
SrcVid.CroppingLeftMargin = 2;
SrcVid.CroppingRightMargin = 2;
// Specify a file object in which to save encoded content.
IWMEncFile File = Encoder.File;
File.LocalFileName = "C:\\OutputFile.wmv";
// Choose a profile from the collection.
IWMEncProfileCollection ProColl = Encoder.ProfileCollection;
IWMEncProfile Pro;
for (int i = 0; i < ProColl.Count; i++)
{
Pro = ProColl.Item(i);
if (Pro.Name == "Windows Media Video 8 for Local Area Network (384 Kbps)")
{
SrcGrp.set_Profile(Pro);
break;
}
}
// Fill in the description object members.
IWMEncDisplayInfo Descr = Encoder.DisplayInfo;
Descr.Author = "Author name";
Descr.Copyright = "Copyright information";
Descr.Description = "Text description of encoded content";
Descr.Rating = "Rating information";
Descr.Title = "Title of encoded content";
// Add an attribute to the collection.
IWMEncAttributes Attr = Encoder.Attributes;
Attr.Add("URL", "IP address");
// Start the encoding process.
// Wait until the encoding process stops before exiting the application.
Encoder.PrepareToEncode(true);
Encoder.Start();
Console.WriteLine("Press Enter when the file has been encoded.");
Console.ReadLine(); // Press Enter after the file has been encoded.
}
catch (Exception e)
{
// TODO: Handle exceptions.
}
}
void _backgroundWorker_DoWork(object sender, DoWorkEventArgs e)
{
string glbstrErrLocation;
WMEncoder Encoder = null;
WMEncProfile2 Profile = null;
IWMDRMContentAuthor DRMAuthor = null;
IWMDRMProfileCollection DRMProColl = null;
IWMDRMProfile DRMPro = null;
IWMEncSourceGroup SrcGrp = null;
IWMEncAudioSource SrcAud = null;
IWMEncVideoSource2 SrcVid = null;
_TwoPassEncoding = false;
bool glbboolEncodingContinue = true;;
DateTime time = DateTime.Now;
try
{
Encoder = new WMEncoder();
Encoder.OnStateChange += new _IWMEncoderEvents_OnStateChangeEventHandler(this.Encoder_OnStateChange);
_SrcGrpColl = Encoder.SourceGroupCollection;
try
{
DRMAuthor = Encoder.EncoderDRMContentAuthor;
DRMProColl = DRMAuthor.DRMProfileCollection;
DRMPro = null;
object vKeyID = null;
if (_encodeInfo.DRMProfile != "None")
{
int intDRMProCount = 0;
for (intDRMProCount = 0; intDRMProCount <= DRMProColl.Count - 1; intDRMProCount++)
{
if (DRMProColl.Item(intDRMProCount).Name == _encodeInfo.DRMProfile)
{
DRMPro = DRMProColl.Item(intDRMProCount);
break;
}
}
DRMAuthor.SetSessionDRMProfile(DRMPro.ID, ref vKeyID);
}
else
{
DRMAuthor.SetSessionDRMProfile(System.DBNull.Value.ToString(), ref vKeyID);
DRMAuthor = null;
DRMProColl = null;
DRMPro = null;
vKeyID = null;
}
}
catch (Exception ex)
{
glbstrErrLocation = "Specify DRM Profile - " + ex.Message.ToString();
throw new ApplicationException(glbstrErrLocation, ex);
}
Profile = new WMEncProfile2();
Int32 intProContentType = 0;
int intProVBRModeAudio = 0;
int intProVBRModeVideo = 0;
try
{
Profile.LoadFromFile(_encodeInfo.Profile);
intProContentType = Profile.ContentType;
intProVBRModeAudio = (int)Profile.get_VBRMode(WMENC_SOURCE_TYPE.WMENC_AUDIO, 0);
intProVBRModeVideo = (int)Profile.get_VBRMode(WMENC_SOURCE_TYPE.WMENC_VIDEO, 0);
}
catch (Exception ex)
{
glbstrErrLocation = "Load Profile - " + ex.Message.ToString();
throw new ApplicationException(glbstrErrLocation, ex);
}
try
{
SrcGrp = _SrcGrpColl.Add("BatchEncode");
}
catch (Exception ex)
{
glbstrErrLocation = "Source Group - " + ex.Message.ToString();
throw new ApplicationException(glbstrErrLocation, ex);
}
string strDestExtension = System.IO.Path.GetExtension(_encodeInfo.Destination);
try
{
if (intProContentType == 1)
{
SrcAud = (WMEncoderLib.IWMEncAudioSource)SrcGrp.AddSource(WMENC_SOURCE_TYPE.WMENC_AUDIO);
SrcAud.SetInput(_encodeInfo.Source, "", "");
}
else if (intProContentType == 16)
{
SrcVid = (WMEncoderLib.IWMEncVideoSource2)SrcGrp.AddSource(WMENC_SOURCE_TYPE.WMENC_VIDEO);
SrcVid.SetInput(_encodeInfo.Source, "", "");
}
else if (intProContentType == 17)
{
SrcAud = (WMEncoderLib.IWMEncAudioSource)SrcGrp.AddSource(WMENC_SOURCE_TYPE.WMENC_AUDIO);
SrcAud.SetInput(_encodeInfo.Source, "", "");
SrcVid = (WMEncoderLib.IWMEncVideoSource2)SrcGrp.AddSource(WMENC_SOURCE_TYPE.WMENC_VIDEO);
SrcVid.SetInput(_encodeInfo.Source, "", "");
}
else
{
_backgroundWorker.ReportProgress(0, "BatchEncode does not support this type of profile");
}
}
catch (Exception ex)
{
glbstrErrLocation = "Video / Audio Source - " + ex.Message.ToString();
throw new ApplicationException(glbstrErrLocation, ex);
}
try
{
SrcGrp.set_Profile(Profile);
}
catch (Exception ex)
{
glbstrErrLocation = "Encoding Profile - " + ex.Message.ToString();
throw new ApplicationException(glbstrErrLocation, ex);
}
IWMEncDisplayInfo Descr = Encoder.DisplayInfo;
try
{
if (_encodeInfo.Title != "")
{
Descr.Title = _encodeInfo.Title;
}
if (_encodeInfo.Description != "")
{
Descr.Description = _encodeInfo.Description;
}
if (_encodeInfo.Author != "")
{
Descr.Author = _encodeInfo.Author;
}
if (_encodeInfo.Copyright != "")
{
Descr.Copyright = _encodeInfo.Copyright;
}
}
catch (Exception ex)
{
glbstrErrLocation = "Display Information - " + ex.Message.ToString();
throw new ApplicationException(glbstrErrLocation, ex);
}
try
{
if (intProContentType == 16 || intProContentType == 17)
{
if (_encodeInfo.Crop == true)
{
SrcVid.CroppingBottomMargin = (int)_encodeInfo.CropBottom;
SrcVid.CroppingTopMargin = (int)_encodeInfo.CropTop;
SrcVid.CroppingLeftMargin = (int)_encodeInfo.CropLeft;
SrcVid.CroppingRightMargin = (int)_encodeInfo.CropRight;
}
}
}
catch (Exception ex)
{
glbstrErrLocation = "Cropping - " + ex.Message.ToString();
throw new ApplicationException(glbstrErrLocation, ex);
}
try
{
if (intProContentType == 16 || intProContentType == 17)
{
SrcVid.Optimization = _encodeInfo.Preproc;
}
}
catch (Exception ex)
{
glbstrErrLocation = "Video Optimization - " + ex.Message.ToString();
throw new ApplicationException(glbstrErrLocation, ex);
}
try
{
if (intProContentType == 1)
{
if (_encodeInfo.TwoPass == false)
{
SrcAud.PreProcessPass = 0;
_TwoPassEncoding = false;
}
else
{
SrcAud.PreProcessPass = 1;
_TwoPassEncoding = true;
glbPassNumber = 1;
}
}
else if (intProContentType == 16)
{
if (_encodeInfo.TwoPass == false)
{
SrcVid.PreProcessPass = 0;
_TwoPassEncoding = false;
}
else
{
SrcVid.PreProcessPass = 1;
_TwoPassEncoding = true;
glbPassNumber = 1;
}
}
else if (intProContentType == 17)
{
if (_encodeInfo.TwoPass == false)
{
SrcAud.PreProcessPass = 0;
SrcVid.PreProcessPass = 0;
_TwoPassEncoding = false;
}
else
{
switch (intProVBRModeAudio)
{
case 1:
SrcAud.PreProcessPass = 1;
break;
case 2:
SrcAud.PreProcessPass = 1;
break;
case 3:
SrcAud.PreProcessPass = 0;
break;
case 4:
SrcAud.PreProcessPass = 1;
break;
}
switch (intProVBRModeVideo)
{
case 1:
SrcVid.PreProcessPass = 1;
break;
case 2:
SrcVid.PreProcessPass = 1;
break;
case 3:
SrcVid.PreProcessPass = 0;
break;
case 4:
SrcVid.PreProcessPass = 1;
break;
}
_TwoPassEncoding = true;
glbPassNumber = 1;
}
}
else
{
_backgroundWorker.ReportProgress(0, "BatchEncode does not support this type of profile");
}
}
catch (Exception ex)
{
glbstrErrLocation = "Passes - " + ex.Message.ToString();
throw new ApplicationException(glbstrErrLocation, ex);
}
IWMEncFile2 File = (IWMEncFile2)Encoder.File;
try
{
File.LocalFileName = _encodeInfo.Destination;
}
catch (Exception ex)
{
glbstrErrLocation = "Output File - " + ex.Message.ToString();
throw new ApplicationException(glbstrErrLocation, ex);
}
int intDurationAudio = 0;
int intDurationVideo = 0;
int intDurationFinal;
try
{
_backgroundWorker.ReportProgress(0, "Preparing to encode");
Encoder.PrepareToEncode(true);
}
catch (Exception ex)
{
glbstrErrLocation = "Encoder Prepare - " + ex.Message.ToString();
throw new ApplicationException(glbstrErrLocation, ex);
}
try
{
if (SrcAud != null)
{
intDurationAudio = System.Convert.ToInt32(SrcAud.Duration / 1000);
}
}
catch (Exception)
{
}
try
{
if (SrcVid != null)
{
intDurationVideo = System.Convert.ToInt32(SrcVid.Duration / 1000);
}
}
catch (Exception)
{
}
if (intDurationAudio == 0)
{
intDurationFinal = intDurationVideo;
}
else if (intDurationVideo == 0)
{
intDurationFinal = intDurationAudio;
}
else
{
if (intDurationVideo >= intDurationAudio)
{
intDurationFinal = intDurationVideo;
}
else
{
intDurationFinal = intDurationAudio;
}
}
glbintSourceDuration = intDurationFinal;
try
{
if (glbboolEncodingContinue == true)
{
Encoder.Start();
do
{
if (_backgroundWorker.CancellationPending)
{
Encoder.Stop();
e.Cancel = true;
_ev.Set();
}
sReportPercentComplete(Encoder);
}while (!_ev.WaitOne(1000));
}
}
catch (Exception ex)
{
glbstrErrLocation = "Encoder Start - " + ex.Message.ToString();
throw new ApplicationException(glbstrErrLocation, ex);
}
if (e.Cancel)
{
return;
}
else
{
_backgroundWorker.ReportProgress(0, "Encoding Complete");
return;
}
}
finally
{
if (_SrcGrpColl != null)
{
try
{
Encoder.Stop();
_SrcGrpColl.Remove(0);
}
catch
{
}
Marshal.ReleaseComObject(_SrcGrpColl);
_SrcGrpColl = null;
}
if (Profile != null)
{
Marshal.ReleaseComObject(Profile);
Profile = null;
}
if (Encoder != null)
{
Encoder.OnStateChange -= new _IWMEncoderEvents_OnStateChangeEventHandler(this.Encoder_OnStateChange);
Marshal.ReleaseComObject(Encoder);
Encoder = null;
}
e.Result = DateTime.Now - time;
}
}
