private void TestStream()
{
int i;
IWMStreamConfig sc, sc2, sc3;
m_pProfile.CreateNewStream(MediaType.Video, out sc);
Debug.Assert(sc != null);
sc.SetStreamNumber(12);
m_pProfile.AddStream(sc);
m_pProfile.GetStreamCount(out i);
Debug.Assert(i == 1);
m_pProfile.GetStream(0, out sc2);
Debug.Assert(sc2 != null);
m_pProfile.ReconfigStream(sc2);
m_pProfile.GetStreamByNumber(12, out sc3);
Debug.Assert(sc3 != null);
m_pProfile.RemoveStream(sc3);
m_pProfile.GetStreamCount(out i);
Debug.Assert(i == 0);
m_pProfile.AddStream(sc);
m_pProfile.GetStreamCount(out i);
Debug.Assert(i == 1);
m_pProfile.RemoveStreamByNumber(12);
m_pProfile.GetStreamCount(out i);
Debug.Assert(i == 0);
}
public void Initialize(IWMProfile profile, string filePath)
{
if (filePath == null || filePath.Length == 0)
{
throw new ArgumentNullException("filePath", "Invalid string parameter.");
}
//
// assign profile to writer
//
_writer.SetProfile(profile);
Logger.WriteLogMessage("Set profile on writer.");
_writer.SetOutputFilename(filePath);
Logger.WriteLogMessage("Set output filename [" + filePath + "] for writing.");
_writer.GetInputCount(out _writerInputCount);
Logger.WriteLogMessage("Found " + _writerInputCount + " writer inputs.");
profile.GetStreamCount(out _writerStreamCount);
Logger.WriteLogMessage("Found " + _writerStreamCount + " writer streams.");
}
private void SetStreams(string sName)
{
// First find the mapping between the output name and
// the stream number
IWMProfile pProfile = m_pReader as IWMProfile;
int iCount;
pProfile.GetStreamCount(out iCount);
short[] sss = new short[iCount];
StreamSelection[] ss = new StreamSelection[iCount];
StringBuilder sSName;
for (short j = 0; j < iCount; j++)
{
IWMStreamConfig pConfig;
pProfile.GetStream(j, out pConfig);
try
{
pConfig.GetStreamNumber(out sss[j]);
short iSName = 0;
sSName = null;
pConfig.GetConnectionName(sSName, ref iSName);
sSName = new StringBuilder(iSName);
pConfig.GetConnectionName(sSName, ref iSName);
}
finally
{
Marshal.ReleaseComObject(pConfig);
}
// Turn the stream on or off depending on whether
// this is the one that matches the output we're
// looking for
if (sSName.ToString() == sName)
{
ss[j] = StreamSelection.On;
}
else
{
ss[j] = StreamSelection.Off;
}
}
// Use the array we've built to specify the streams we want
IWMReaderAdvanced ra = m_pReader as IWMReaderAdvanced;
ra.SetStreamsSelected((short)iCount, sss, ss);
// Learn the maximum sample size that will be send to OnSample
ra.GetMaxOutputSampleSize(m_dwAudioOutputNum, out m_MaxSampleSize);
// Have the Samples allocated using IWMReaderCallbackAdvanced::AllocateForOutput
ra.SetAllocateForOutput(m_dwAudioOutputNum, true);
}
public void SetProfile(IWMProfile profile)
{
//
// assign profile to writer
//
_writer.SetProfile(profile);
Logger.WriteLogMessage("Set profile on writer.");
profile.GetStreamCount(out _writerStreamCount);
Logger.WriteLogMessage("Found " + _writerStreamCount + " writer streams.");
}
//------------------------------------------------------------------------------
// Name: CWMVCopy::GetProfileInfo()
// Desc: Gets the profile information from the reader.
//------------------------------------------------------------------------------
protected void GetProfileInfo()
{
IWMStreamConfig pStreamConfig = null;
IWMMediaProps pMediaProperty = null;
//
// Get the profile of the reader
//
m_pReaderProfile = m_pReader as IWMProfile;
//
// Get stream count
//
m_pReaderProfile.GetStreamCount(out m_dwStreamCount);
//
// Allocate memory for the stream type array and stream number array
//
m_pguidStreamType = new Guid[m_dwStreamCount];
m_pwStreamNumber = new short[m_dwStreamCount];
for (int i = 0; i < m_dwStreamCount; i++)
{
m_pReaderProfile.GetStream(i, out pStreamConfig);
try
{
//
// Get the stream number of the current stream
//
pStreamConfig.GetStreamNumber(out m_pwStreamNumber[i]);
//
// Set the stream to be received in compressed mode
//
m_pReaderAdvanced.SetReceiveStreamSamples(m_pwStreamNumber[i], true);
pMediaProperty = pStreamConfig as IWMMediaProps;
//
// Get the stream type of the current stream
//
pMediaProperty.GetType(out m_pguidStreamType[i]);
}
finally
{
Marshal.ReleaseComObject(pStreamConfig);
}
}
}
public void Open(string filePath, TimeSpan startTime, TimeSpan duration)
{
if (Utility.IsEmptyString(filePath))
{
throw new ArgumentNullException("inputFilePath", "Invalid string parameter.");
}
_reader.Open(filePath);
Logger.WriteLogMessage("Opened file [" + filePath + "] for reading.");
WMHeaderInfo readerHeaderInfo = new WMHeaderInfo((IWMHeaderInfo)_reader);
WM_ATTR attr = readerHeaderInfo.GetAttribute(Constants.g_wszWMDuration);
TimeSpan readerDuration = new TimeSpan((long)(ulong)attr.Value);
Logger.WriteLogMessage("Found input duration [" + readerDuration + "].");
if (startTime != TimeSpan.Zero)
{
//
// startTime, duration are in 100-nsec ticks
//
_reader.SetRange((ulong)startTime.Ticks, duration.Ticks); // seek
Logger.WriteLogMessage("Set range on reader, startTime [" + startTime + "], duration [" + duration + "].");
}
_reader.GetOutputCount(out _readerOutputCount);
Logger.WriteLogMessage("Found " + _readerOutputCount + " reader outputs.");
IWMProfile readerProfile = (IWMProfile)_reader;
readerProfile.GetStreamCount(out _readerStreamCount);
}
private void SetCutomProfile(int vidbitrate, int audbitrate, int vidheight, int vidwidth, double fps)
{
//seperate method atm braindump for adjusting an existing profile (prx file)
//method call is not enabled yet
IWMProfileManager profileManager = null;
IWMProfileManager2 profileManager2 = null;
IWMProfile profile = null;
IWMStreamConfig streamConfig;
//IWMInputMediaProps inputProps = null;
IWMProfileManagerLanguage profileManagerLanguage = null;
WMVersion wmversion = WMVersion.V8_0;
int nbrProfiles = 0;
short langID;
StringBuilder profileName = new StringBuilder(MAXLENPROFNAME);
StringBuilder profileDescription = new StringBuilder(MAXLENPROFDESC);
int profileNameLen = MAXLENPROFNAME;
int profileDescLen = MAXLENPROFDESC;
profileName.Length = 0;
profileDescription.Length = 0;
double videoFps = fps;
long singleFramePeriod = (long)((10000000L / fps));
//Guid guidInputType;
//int dwInputCount = 0;
int hr;
int videoBitrate = vidbitrate;
int audioBitrate = audbitrate;
int videoHeight = vidheight;
int videoWidth = vidwidth;
double videofps = fps;
int streamCount = 0;
IWMMediaProps streamMediaProps = null;
IntPtr mediaTypeBufferPtr = IntPtr.Zero;
uint mediaTypeBufferSize = 0;
Guid streamType = Guid.Empty;
WmMediaType videoMediaType = new WmMediaType();
//Set WMVIDEOHEADER
WMVIDEOINFOHEADER videoInfoHeader = new WMVIDEOINFOHEADER();
//Setup the profile manager
hr = WMLib.WMCreateProfileManager(out profileManager);
profileManager2 = (IWMProfileManager2)profileManager;
//Set profile version - possibly not needed in this case.
profileManager2.SetSystemProfileVersion(WMVersion.V8_0);
//get the profile to modify
string strprofileType = Config.GetFile(Config.Dir.Base, @"Profiles\MPCustom.prx");
//read the profile contents
string profileContents = "";
using (StreamReader prx = new StreamReader(strprofileType))
{
profileContents = prx.ReadToEnd();
}
profileManager2 = profileManager as IWMProfileManager2;
profileManagerLanguage = profileManager as IWMProfileManagerLanguage;
hr = profileManager2.GetSystemProfileVersion(out wmversion);
Log.Info("DVRMS2WMV: WM version=" + wmversion.ToString());
hr = profileManagerLanguage.GetUserLanguageID(out langID);
Log.Info("DVRMS2WMV: WM language ID=" + langID.ToString());
hr = profileManager2.SetSystemProfileVersion(DefaultWMversion);
hr = profileManager2.GetSystemProfileCount(out nbrProfiles);
Log.Info("DVRMS2WMV: ProfileCount=" + nbrProfiles.ToString());
//load the profile contents
hr = profileManager.LoadProfileByData(profileContents, out profile);
//get the profile name
hr = profile.GetName(profileName, ref profileNameLen);
Log.Info("DVRMS2WMV: profile name {0}", profileName.ToString());
//get the profile description
hr = profile.GetDescription(profileDescription, ref profileDescLen);
Log.Info("DVRMS2WMV: profile description {0}", profileDescription.ToString());
//get the stream count
hr = profile.GetStreamCount(out streamCount);
for (int i = 0; i < streamCount; i++)
{
profile.GetStream(i, out streamConfig);
streamMediaProps = (IWMMediaProps)streamConfig;
streamConfig.GetStreamType(out streamType);
if (streamType == MediaType.Video)
{
//adjust the video details based on the user input values.
streamConfig.SetBitrate(videoBitrate);
streamConfig.SetBufferWindow(-1); //3 or 5 seconds ???
streamMediaProps.GetMediaType(IntPtr.Zero, ref mediaTypeBufferSize);
mediaTypeBufferPtr = Marshal.AllocHGlobal((int)mediaTypeBufferSize);
streamMediaProps.GetMediaType(mediaTypeBufferPtr, ref mediaTypeBufferSize);
Marshal.PtrToStructure(mediaTypeBufferPtr, videoMediaType);
Marshal.FreeHGlobal(mediaTypeBufferPtr);
Marshal.PtrToStructure(videoMediaType.pbFormat, videoInfoHeader);
videoInfoHeader.TargetRect.right = 0; // set to zero to take source size
videoInfoHeader.TargetRect.bottom = 0; // set to zero to take source size
videoInfoHeader.BmiHeader.Width = videoWidth;
videoInfoHeader.BmiHeader.Height = videoHeight;
videoInfoHeader.BitRate = videoBitrate;
videoInfoHeader.AvgTimePerFrame = singleFramePeriod; //Need to check how this is to be calculated
IntPtr vidInfoPtr = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(WMVIDEOINFOHEADER)));
Marshal.StructureToPtr(videoInfoHeader, vidInfoPtr, false);
videoMediaType.pbFormat = vidInfoPtr;
hr = streamMediaProps.SetMediaType(videoMediaType);
Marshal.FreeHGlobal(vidInfoPtr);
}
if (streamType == MediaType.Audio)
{
//adjust the audio details based on the user input
//audio is determined from bitrate selection and thus effects audio profile.
hr = streamConfig.SetBitrate(audioBitrate);
hr = streamConfig.SetBufferWindow(-1); //3 or 5 seconds ???
//TODO: set the WaveformatEx profile info etc
}
//recofigures the stream ready for saving
hr = profile.ReconfigStream(streamConfig);
}
//save the profile
//You should make two calls to SaveProfile.
//On the first call, pass NULL as pwszProfile.
int profileLength = 0;
hr = profileManager2.SaveProfile(profile, null, ref profileLength);
//On return, the value of pdwLength is set to the length required to hold the profile in string form.
//TODO: set memory buffer to profileLength
//Then you can allocate the required amount of memory for the buffer and pass a pointer to it as pwszProfile on the second call.
hr = profileManager2.SaveProfile(profile, profileContents, ref profileLength);
}
// Use IWMStreamConfig interface to access
// number of streams, each stream number, and bitrate
///////////////////////////////////////////////////////////////////////////////
void GetPropertiesFromProfile(IWMProfile pProfile)
{
int dwStreamCount = 0;
pProfile.GetStreamCount(out dwStreamCount);
Console.WriteLine(string.Format("This Windows Media file has {0} stream(s)", dwStreamCount));
for (int dwIndex = 0; dwIndex < dwStreamCount; dwIndex++)
{
IWMStreamConfig pConfig = null;
pProfile.GetStream(dwIndex, out pConfig);
try
{
Guid guid;
pConfig.GetStreamType(out guid);
if (MediaType.Video == guid)
{
short wStreamNum = -1;
int dwBitrate = -1;
try
{
pConfig.GetStreamNumber(out wStreamNum);
}
catch { }
try
{
pConfig.GetBitrate(out dwBitrate);
}
catch { }
Console.WriteLine("Video Stream properties:");
Console.WriteLine(string.Format("Stream number: {0}", wStreamNum));
Console.WriteLine(string.Format("Bitrate: {0} bps", dwBitrate));
PrintCodecName(pConfig);
}
else if (MediaType.Audio == guid)
{
short wStreamNum = -1;
int dwBitrate = -1;
try
{
pConfig.GetStreamNumber(out wStreamNum);
}
catch { }
try
{
pConfig.GetBitrate(out dwBitrate);
}
catch { }
Console.WriteLine("Audio Stream properties:");
Console.WriteLine(string.Format("Stream number: {0}", wStreamNum));
Console.WriteLine(string.Format("Bitrate: {0} bps", dwBitrate));
PrintCodecName(pConfig);
}
else if (MediaType.ScriptCommand == guid)
{
short wStreamNum = -1;
int dwBitrate = -1;
try
{
pConfig.GetStreamNumber(out wStreamNum);
}
catch { }
try
{
pConfig.GetBitrate(out dwBitrate);
}
catch { }
Console.WriteLine("Script Stream properties:");
Console.WriteLine(string.Format("Stream number: {0}", wStreamNum));
Console.WriteLine(string.Format("Bitrate: {0} bps\n", dwBitrate));
}
}
finally
{
Marshal.ReleaseComObject(pConfig);
}
}
}
/// <summary>
/// Add profile item to the list
/// </summary>
/// <param name="avformat"></param>
/// <param name="profile"></param>
/// <param name="guid"></param>
/// <param name="filename"></param>
/// <returns></returns>
public bool AddProfileItem(AsfFormatSelection avformat, IWMProfile profile, Guid guid, string filename)
{
if(profile == null)
{
return false;
}
try
{
StringBuilder profileName = new StringBuilder(MAXLENPROFNAME);
StringBuilder profileDescription = new StringBuilder(MAXLENPROFDESC);
int profileNameLen = MAXLENPROFNAME;
int profileDescLen = MAXLENPROFDESC;
int streamCount = 0;
bool audio = false;
bool video = false;
int audioBitrate = 0;
int videoBitrate = 0;
profileName.Length = 0;
profileDescription.Length = 0;
int hr = profile.GetName(profileName, ref profileNameLen);
#if DEBUG
if(hr < 0)
{
Debug.WriteLine("GetName failed");
}
#endif
if(hr >= 0)
{
hr = profile.GetDescription(profileDescription, ref profileDescLen);
#if DEBUG
if(hr < 0)
{
Debug.WriteLine("GetDescription failed");
}
#endif
}
if(hr >= 0)
{
hr = profile.GetStreamCount(out streamCount);
#if DEBUG
if(hr < 0)
{
Debug.WriteLine("GetStreamCount failed");
}
#endif
}
if((streamCount > 0)&&(hr >= 0))
{
IWMStreamConfig streamConfig = null;
Guid streamGuid = Guid.Empty;
audio = false;
video = false;
audioBitrate = 0;
videoBitrate = 0;
for(short i = 1;(i <= streamCount)&&(hr >= 0); i++)
{
hr = profile.GetStreamByNumber(i, out streamConfig);
if((hr >= 0)&&(streamConfig != null))
{
hr = streamConfig.GetStreamType(out streamGuid);
if(hr >= 0)
{
if(streamGuid == MediaType.Video)
{
video = true;
hr = streamConfig.GetBitrate(out videoBitrate);
if(hr < 0)
{
videoBitrate = 0;
}
}
else
if(streamGuid == MediaType.Audio)
{
audio = true;
hr = streamConfig.GetBitrate(out audioBitrate);
if(hr < 0)
{
audioBitrate = 0;
}
}
hr = 0; // Allow possible unreadable bitrates
}
#if DEBUG
else
{
Debug.WriteLine("GetStreamByNumber failed");
}
#endif
} // for i
}
// Create profile format item
if(hr >= 0)
{
WMProfileData profileInfo = new WMProfileData(
guid, profileName.ToString(), profileDescription.ToString(), audioBitrate, videoBitrate, audio, video);
bool StoreInfo = false;
// Check if all profiles are allowed
switch(avformat)
{
case AsfFormatSelection.AllFormats:
StoreInfo = true;
break;
case AsfFormatSelection.AudioOnly:
if((profileInfo.Audio)&&(!profileInfo.Video))
{
StoreInfo = true;
}
break;
case AsfFormatSelection.Video:
if(profileInfo.Video)
{
StoreInfo = true;
}
break;
case AsfFormatSelection.VideoOnly:
if((profileInfo.Video)&&(!profileInfo.Audio))
{
StoreInfo = true;
}
break;
default:
break;
}
if(StoreInfo)
{
if((guid == Guid.Empty)&&(filename != null)&&(filename.Length > 0))
{
// Store filename
profileInfo.Filename = filename;
}
else
if(guid != Guid.Empty)
{
profileInfo.Filename = "";
}
else
{
// Either a filename or guid must be supplied
profileInfo.Dispose();
return false;
}
this.InnerList.Add(profileInfo);
return true;
}
}
}
}
catch
{
// Fatal error occured ...
}
return false;
}
public static void CopyWmv(string inputFilePath, string outputFilePath, ulong startTime, long duration)
{
IWMWriterAdvanced writerAdvanced = null;
IWMProfile profile = null;
IWMStreamConfig streamConfig = null;
uint streamCount = 0;
uint inputCount = 0;
ushort[] streamNumbers = null;
WMT_STREAM_SELECTION[] streamSelections = null;
ulong sampleTime, sampleDuration;
uint flags, outputNum;
ushort streamNum;
INSSBuffer sample = null;
IWMSyncReader reader = Helpers.CreateSyncReader(WMT_RIGHTS.WMT_RIGHT_NO_DRM);
IWMWriter writer = Helpers.CreateWriter();
try
{
reader.Open(inputFilePath);
Logger.WriteLogMessage("Opened file [" + inputFilePath + "] for reading.");
profile = (IWMProfile)reader;
profile.GetStreamCount(out streamCount);
streamNumbers = new ushort[streamCount];
streamSelections = new WMT_STREAM_SELECTION[streamCount];
for (uint i = 0; i < streamCount; i++)
{
profile.GetStream(i, out streamConfig);
streamConfig.GetStreamNumber(out streamNumbers[i]);
streamSelections[i] = WMT_STREAM_SELECTION.WMT_ON;
//
// Read compressed samples
//
reader.SetReadStreamSamples(streamNumbers[i], true);
}
//
// select all streams
//
reader.SetStreamsSelected((ushort)streamCount, streamNumbers, streamSelections);
writer.SetProfile(profile);
writer.GetInputCount(out inputCount);
for (uint i = 0; i < inputCount; i++)
{
writer.SetInputProps(i, null); // write compressed samples
}
writer.SetOutputFilename(outputFilePath);
Logger.WriteLogMessage("Set output filename [" + outputFilePath + "] for writing.");
writerAdvanced = (IWMWriterAdvanced)writer;
// Copy attributes avoided
// Copy Codec Info avoided
// Copy all scripts in the header avoided
writer.BeginWriting();
//
// startTime, duration are in 100-nsec ticks
//
reader.SetRange(startTime, duration); // seek
Logger.WriteLogMessage("Set range on reader, startTime [" + startTime + "], duration [" + duration + "].");
for (uint streamsRead = 0; streamsRead < streamCount;)
{
try
{
streamNum = 0;
reader.GetNextSample(0, out sample, out sampleTime, out sampleDuration, out flags, out outputNum, out streamNum);
Logger.WriteLogMessage("Grabbed next video sample, sampleTime [" + sampleTime + "], duration [" + sampleDuration + "], flags [" + flags + "], outputNum [" + outputNum + "], streamNum [" + streamNum + "].");
writerAdvanced.WriteStreamSample(streamNum, sampleTime, 0, sampleDuration, flags, sample);
Logger.WriteLogMessage("Wrote sample, sampleTime [" + sampleTime + "], duration [" + sampleDuration + "], flags [" + flags + "], outputNum [" + outputNum + "], streamNum [" + streamNum + "].");
}
catch (COMException e)
{
if (e.ErrorCode == Constants.NS_E_NO_MORE_SAMPLES)
{
streamsRead++;
}
else
{
throw;
}
}
}
writer.EndWriting();
}
finally
{
reader.Close();
}
}
/// <summary>
/// Add profile item to the list
/// </summary>
/// <param name="avformat"></param>
/// <param name="profile"></param>
/// <param name="guid"></param>
/// <param name="filename"></param>
/// <returns></returns>
public bool AddProfileItem(AsfFormatSelection avformat, IWMProfile profile, Guid guid, string filename)
{
if (profile == null)
{
return(false);
}
try
{
StringBuilder profileName = new StringBuilder(MAXLENPROFNAME);
StringBuilder profileDescription = new StringBuilder(MAXLENPROFDESC);
int profileNameLen = MAXLENPROFNAME;
int profileDescLen = MAXLENPROFDESC;
int streamCount = 0;
bool audio = false;
bool video = false;
int audioBitrate = 0;
int videoBitrate = 0;
profileName.Length = 0;
profileDescription.Length = 0;
int hr = profile.GetName(profileName, ref profileNameLen);
#if DEBUG
if (hr < 0)
{
Debug.WriteLine("GetName failed");
}
#endif
if (hr >= 0)
{
hr = profile.GetDescription(profileDescription, ref profileDescLen);
#if DEBUG
if (hr < 0)
{
Debug.WriteLine("GetDescription failed");
}
#endif
}
if (hr >= 0)
{
hr = profile.GetStreamCount(out streamCount);
#if DEBUG
if (hr < 0)
{
Debug.WriteLine("GetStreamCount failed");
}
#endif
}
if ((streamCount > 0) && (hr >= 0))
{
IWMStreamConfig streamConfig = null;
Guid streamGuid = Guid.Empty;
audio = false;
video = false;
audioBitrate = 0;
videoBitrate = 0;
for (short i = 1; (i <= streamCount) && (hr >= 0); i++)
{
hr = profile.GetStreamByNumber(i, out streamConfig);
if ((hr >= 0) && (streamConfig != null))
{
hr = streamConfig.GetStreamType(out streamGuid);
if (hr >= 0)
{
if (streamGuid == MediaType.Video)
{
video = true;
hr = streamConfig.GetBitrate(out videoBitrate);
if (hr < 0)
{
videoBitrate = 0;
}
}
else
if (streamGuid == MediaType.Audio)
{
audio = true;
hr = streamConfig.GetBitrate(out audioBitrate);
if (hr < 0)
{
audioBitrate = 0;
}
}
hr = 0; // Allow possible unreadable bitrates
}
#if DEBUG
else
{
Debug.WriteLine("GetStreamByNumber failed");
}
#endif
} // for i
}
// Create profile format item
if (hr >= 0)
{
WMProfileData profileInfo = new WMProfileData(
guid, profileName.ToString(), profileDescription.ToString(), audioBitrate, videoBitrate, audio, video);
bool StoreInfo = false;
// Check if all profiles are allowed
switch (avformat)
{
case AsfFormatSelection.AllFormats:
StoreInfo = true;
break;
case AsfFormatSelection.AudioOnly:
if ((profileInfo.Audio) && (!profileInfo.Video))
{
StoreInfo = true;
}
break;
case AsfFormatSelection.Video:
if (profileInfo.Video)
{
StoreInfo = true;
}
break;
case AsfFormatSelection.VideoOnly:
if ((profileInfo.Video) && (!profileInfo.Audio))
{
StoreInfo = true;
}
break;
}
if (StoreInfo)
{
if ((guid == Guid.Empty) && (filename != null) && (filename.Length > 0))
{
// Store filename
profileInfo.Filename = filename;
}
else
if (guid != Guid.Empty)
{
profileInfo.Filename = "";
}
else
{
// Either a filename or guid must be supplied
profileInfo.Dispose();
return(false);
}
InnerList.Add(profileInfo);
return(true);
}
}
}
}
catch
{
// Fatal error occured ...
}
return(false);
}
public void SetProfile(IWMProfile profile)
{
//
// assign profile to writer
//
_writer.SetProfile(profile);
Logger.WriteLogMessage("Set profile on writer.");
profile.GetStreamCount(out _writerStreamCount);
Logger.WriteLogMessage("Found " + _writerStreamCount + " writer streams.");
}
public void Initialize(IWMProfile profile, string filePath)
{
if (filePath == null || filePath.Length == 0)
throw new ArgumentNullException("filePath", "Invalid string parameter.");
//
// assign profile to writer
//
_writer.SetProfile(profile);
Logger.WriteLogMessage("Set profile on writer.");
_writer.SetOutputFilename(filePath);
Logger.WriteLogMessage("Set output filename [" + filePath + "] for writing.");
_writer.GetInputCount(out _writerInputCount);
Logger.WriteLogMessage("Found " + _writerInputCount + " writer inputs.");
profile.GetStreamCount(out _writerStreamCount);
Logger.WriteLogMessage("Found " + _writerStreamCount + " writer streams.");
}
// Use IWMStreamConfig interface to access
// number of streams, each stream number, and bitrate
///////////////////////////////////////////////////////////////////////////////
void GetPropertiesFromProfile(IWMProfile pProfile)
{
int dwStreamCount = 0;
pProfile.GetStreamCount(out dwStreamCount);
Console.WriteLine(string.Format("This Windows Media file has {0} stream(s)", dwStreamCount));
for (int dwIndex = 0; dwIndex < dwStreamCount; dwIndex++)
{
IWMStreamConfig pConfig = null;
pProfile.GetStream(dwIndex, out pConfig);
try
{
Guid guid;
pConfig.GetStreamType(out guid);
if (MediaType.Video == guid)
{
short wStreamNum = -1;
int dwBitrate = -1;
try
{
pConfig.GetStreamNumber(out wStreamNum);
}
catch { }
try
{
pConfig.GetBitrate(out dwBitrate);
}
catch { }
Console.WriteLine("Video Stream properties:");
Console.WriteLine(string.Format("Stream number: {0}", wStreamNum));
Console.WriteLine(string.Format("Bitrate: {0} bps", dwBitrate));
PrintCodecName(pConfig);
}
else if (MediaType.Audio == guid)
{
short wStreamNum = -1;
int dwBitrate = -1;
try
{
pConfig.GetStreamNumber(out wStreamNum);
}
catch { }
try
{
pConfig.GetBitrate(out dwBitrate);
}
catch { }
Console.WriteLine("Audio Stream properties:");
Console.WriteLine(string.Format("Stream number: {0}", wStreamNum));
Console.WriteLine(string.Format("Bitrate: {0} bps", dwBitrate));
PrintCodecName(pConfig);
}
else if (MediaType.ScriptCommand == guid)
{
short wStreamNum = -1;
int dwBitrate = -1;
try
{
pConfig.GetStreamNumber(out wStreamNum);
}
catch { }
try
{
pConfig.GetBitrate(out dwBitrate);
}
catch { }
Console.WriteLine("Script Stream properties:");
Console.WriteLine(string.Format("Stream number: {0}", wStreamNum));
Console.WriteLine(string.Format("Bitrate: {0} bps\n", dwBitrate));
}
}
finally
{
Marshal.ReleaseComObject(pConfig);
}
}
}
