private IBaseFilter ConfigAsf(ICaptureGraphBuilder2 capGraph, string szOutputFileName)
{
IFileSinkFilter pTmpSink = null;
IBaseFilter asfWriter = null;
int hr = capGraph.SetOutputFileName(MediaSubType.Asf, szOutputFileName, out asfWriter, out pTmpSink);
Marshal.ThrowExceptionForHR(hr);
try
{
IConfigAsfWriter lConfig = asfWriter as IConfigAsfWriter;
// Windows Media Video 8 for Dial-up Modem (No audio, 56 Kbps)
// READ THE README for info about using guids
Guid cat = new Guid(0x6E2A6955, 0x81DF, 0x4943, 0xBA, 0x50, 0x68, 0xA9, 0x86, 0xA7, 0x08, 0xF6);
hr = lConfig.ConfigureFilterUsingProfileGuid(cat);
Marshal.ThrowExceptionForHR(hr);
}
finally
{
Marshal.ReleaseComObject(pTmpSink);
}
return(asfWriter);
}
private void Configure()
{
int hr;
m_FilterGraph = (IFilterGraph2) new FilterGraph();
m_asfw = (IConfigAsfWriter) new WMAsfWriter();
hr = m_FilterGraph.AddFilter((IBaseFilter)m_asfw, "asdf");
DsError.ThrowExceptionForHR(hr);
}
/// <summary>
/// 初始化图表
/// </summary>
public bool InitGraph(string sViewPath)
{
if (!VerStarPreview())
{
MessageBox.Show("请先开始预览！");
return(false);
}
mediaControl.Stop();
CreateGraph(_Resolution, _Frames);
int hr;
if (sVideoType == "wmv")
{
hr = captureGraphBuilder.SetOutputFileName(MediaSubType.Asf, sViewPath, out mux, out sink);
Marshal.ThrowExceptionForHR(hr);
try
{
IConfigAsfWriter lConfig = mux as IConfigAsfWriter;
// Windows Media Video (audio, 700 Kbps)
// READ THE README for info about using guids
Guid cat = new Guid("ec298949-639b-45e2-96fd-4ab32d5919c2");
hr = lConfig.ConfigureFilterUsingProfileGuid(cat);
Marshal.ThrowExceptionForHR(hr);
}
finally
{
Marshal.ReleaseComObject(sink);
}
}
else if (sVideoType == "avi")
{
hr = captureGraphBuilder.SetOutputFileName(MediaSubType.Avi, sViewPath, out mux, out sink);
DsError.ThrowExceptionForHR(hr);
}
//将设备和压缩器连接到mux，以呈现图形的捕获部分
hr = captureGraphBuilder.RenderStream(PinCategory.Capture, MediaType.Interleaved, theDevice, theDeviceCompressor, mux);
//DsError.ThrowExceptionForHR(hr);
if (hr < 0)
{
hr = captureGraphBuilder.RenderStream(PinCategory.Capture, MediaType.Video, theDevice, theDeviceCompressor, mux);
if (hr < 0)
{
DsError.ThrowExceptionForHR(hr);
}
}
//将音频添加进去
hr = captureGraphBuilder.RenderStream(PinCategory.Capture, MediaType.Audio, theAudio, theAudioCompressor, mux);
DsError.ThrowExceptionForHR(hr);
Marshal.ReleaseComObject(mux);
Marshal.ReleaseComObject(sink);
return(true);
}
/// <summary>
/// Update Asf audio/video item information
/// </summary>
/// <param name="asfWriter"></param>
/// <param name="asfItem"></param>
/// <returns></returns>
public bool UpdateAsfAVFormat(IBaseFilter asfWriter, int asfItem)
{
if (asfWriter != null)
{
IConfigAsfWriter lConfig = asfWriter as IConfigAsfWriter;
int hr = 0;
// Set Windows Media Audio/Video format first
if (asfItem >= 0)
{
// Get Guid for this item
Guid guid = GetAsfItemGuid(asfItem);
if (guid != Guid.Empty)
{
// Obsolete interface ???
hr = lConfig.ConfigureFilterUsingProfileGuid(guid);
if (hr < 0)
{
MessageBox.Show("Problems with updating Windows Media audio/video format information via Guid.");
return(false);
}
else
{
this.CurrentAsfItem = asfItem;
}
}
else
if (this[asfItem].Filename.Length > 0)
{
if (!this.ConfigProfileFromFile(asfWriter, this[asfItem].Filename))
{
MessageBox.Show("Problems with updating Windows Media audio/video format information via prx file.");
}
else
{
this.CurrentAsfItem = asfItem;
}
}
}
// Set other (more general) settings, if needed
// Set index
hr = lConfig.SetIndexMode(this.UseIndex);
if (hr < 0)
{
MessageBox.Show("Problems with updating Windows Media index information.");
}
}
return(true);
}
// End of NEW
/// <summary>
/// Configure profile from file to Asf file writer
/// </summary>
/// <param name="asfWriter"></param>
/// <param name="filename"></param>
/// <returns></returns>
public bool ConfigProfileFromFile(IBaseFilter asfWriter, string filename)
{
int hr;
//string profilePath = "test.prx";
// Set the profile to be used for conversion
if ((filename != null) && (File.Exists(filename)))
{
// Load the profile XML contents
string profileData;
using (StreamReader reader = new StreamReader(File.OpenRead(filename)))
{
profileData = reader.ReadToEnd();
}
// Create an appropriate IWMProfile from the data
// Open the profile manager
IWMProfileManager profileManager;
IWMProfile wmProfile = null;
hr = WMLib.WMCreateProfileManager(out profileManager);
if (hr >= 0)
{
// error message: The profile is invalid (0xC00D0BC6)
// E.g. no <prx> tags
hr = profileManager.LoadProfileByData(profileData, out wmProfile);
}
if (profileManager != null)
{
Marshal.ReleaseComObject(profileManager);
profileManager = null;
}
// Config only if there is a profile retrieved
if (hr >= 0)
{
// Set the profile on the writer
IConfigAsfWriter configWriter = (IConfigAsfWriter)asfWriter;
hr = configWriter.ConfigureFilterUsingProfile(wmProfile);
if (hr >= 0)
{
return(true);
}
}
}
return(false);
}
private void InitAsfWriter(out IBaseFilter asfWriter, bool shittyQuality = false)
{
int hr;
asfWriter = (IBaseFilter) new WMAsfWriter();
hr = m_FilterGraph.AddFilter(asfWriter, "ASF Writer");
Marshal.ThrowExceptionForHR(hr);
if (shittyQuality)
{
return;
}
// Create an appropriate IWMProfile from the data
// Open the profile manager
IWMProfileManager profileManager;
IWMProfile wmProfile = null;
WMUtils.WMCreateProfileManager(out profileManager);
// error message: The profile is invalid (0xC00D0BC6)
// E.g. no <prx> tags
string profile = System.Text.Encoding.ASCII.GetString(Convert.FromBase64String(customGoodProfile));
profileManager.LoadProfileByData(profile, out wmProfile);
if (profileManager != null)
{
Marshal.ReleaseComObject(profileManager);
profileManager = null;
}
// Config only if there is a profile retrieved
// Set the profile on the writer
IConfigAsfWriter configWriter = (IConfigAsfWriter)asfWriter;
configWriter.ConfigureFilterUsingProfile(wmProfile);
}
private bool AddWmAsfWriter(string fileName, Quality quality, Standard standard)
{
//add asf file writer
IPin pinOut0, pinOut1;
IPin pinIn0, pinIn1;
Log.Info("DVRMS2WMV: add WM ASF Writer to graph");
string monikerAsfWriter =
@"@device:sw:{083863F1-70DE-11D0-BD40-00A0C911CE86}\{7C23220E-55BB-11D3-8B16-00C04FB6BD3D}";
fileWriterbase = Marshal.BindToMoniker(monikerAsfWriter) as IBaseFilter;
if (fileWriterbase == null)
{
Log.Error("DVRMS2WMV:FAILED:Unable to create ASF WM Writer");
Cleanup();
return(false);
}
int hr = graphBuilder.AddFilter(fileWriterbase, "WM ASF Writer");
if (hr != 0)
{
Log.Error("DVRMS2WMV:FAILED:Add ASF WM Writer to filtergraph :0x{0:X}", hr);
Cleanup();
return(false);
}
IFileSinkFilter2 fileWriterFilter = fileWriterbase as IFileSinkFilter2;
if (fileWriterFilter == null)
{
Log.Error("DVR2XVID:FAILED:Add unable to get IFileSinkFilter for filewriter");
Cleanup();
return(false);
}
hr = fileWriterFilter.SetFileName(fileName, null);
hr = fileWriterFilter.SetMode(AMFileSinkFlags.OverWrite);
Log.Info("DVRMS2WMV: connect audio/video codecs outputs -> ASF WM Writer");
//connect output #0 of videocodec->asf writer pin 1
//connect output #0 of audiocodec->asf writer pin 0
pinOut0 = DsFindPin.ByDirection((IBaseFilter)Mpeg2AudioCodec, PinDirection.Output, 0);
pinOut1 = DsFindPin.ByDirection((IBaseFilter)Mpeg2VideoCodec, PinDirection.Output, 0);
if (pinOut0 == null || pinOut1 == null)
{
Log.Error("DVRMS2WMV:FAILED:unable to get outpins of video codec");
Cleanup();
return(false);
}
pinIn0 = DsFindPin.ByDirection(fileWriterbase, PinDirection.Input, 0);
if (pinIn0 == null)
{
Log.Error("DVRMS2WMV:FAILED:unable to get pins of asf wm writer");
Cleanup();
return(false);
}
hr = graphBuilder.Connect(pinOut0, pinIn0);
if (hr != 0)
{
Log.Error("DVRMS2WMV:FAILED:unable to connect audio pins :0x{0:X}", hr);
Cleanup();
return(false);
}
pinIn1 = DsFindPin.ByDirection(fileWriterbase, PinDirection.Input, 1);
if (pinIn1 == null)
{
Log.Error("DVRMS2WMV:FAILED:unable to get pins of asf wm writer");
Cleanup();
return(false);
}
hr = graphBuilder.Connect(pinOut1, pinIn1);
if (hr != 0)
{
Log.Error("DVRMS2WMV:FAILED:unable to connect video pins :0x{0:X}", hr);
Cleanup();
return(false);
}
IConfigAsfWriter config = fileWriterbase as IConfigAsfWriter;
IWMProfileManager profileManager = null;
IWMProfileManager2 profileManager2 = null;
IWMProfile profile = null;
hr = WMLib.WMCreateProfileManager(out profileManager);
string strprofileType = "";
switch (quality)
{
case Quality.HiDef:
//hr = WMLib.WMCreateProfileManager(out profileManager);
if (standard == Standard.Film)
{
strprofileType = Config.GetFile(Config.Dir.Base, @"Profiles\MPHiDef-FILM.prx");
}
if (standard == Standard.NTSC)
{
strprofileType = Config.GetFile(Config.Dir.Base, @"Profiles\MPHiDef-NTSC.prx");
}
if (standard == Standard.PAL)
{
strprofileType = Config.GetFile(Config.Dir.Base, @"Profiles\MPHiDef-PAL.prx");
}
Log.Info("DVRMS2WMV: set WMV HiDef quality profile {0}", strprofileType);
break;
case Quality.VeryHigh:
if (standard == Standard.Film)
{
strprofileType = Config.GetFile(Config.Dir.Base, @"Profiles\MPVeryHigh-FILM.prx");
}
if (standard == Standard.NTSC)
{
strprofileType = Config.GetFile(Config.Dir.Base, @"Profiles\MPVeryHigh-NTSC.prx");
}
if (standard == Standard.PAL)
{
strprofileType = Config.GetFile(Config.Dir.Base, @"Profiles\MPVeryHigh-PAL.prx");
}
Log.Info("DVRMS2WMV: set WMV Very High quality profile {0}", strprofileType);
break;
case Quality.High:
if (standard == Standard.Film)
{
strprofileType = Config.GetFile(Config.Dir.Base, @"Profiles\MPHigh-FILM.prx");
}
if (standard == Standard.NTSC)
{
strprofileType = Config.GetFile(Config.Dir.Base, @"Profiles\MPHigh-NTSC.prx");
}
if (standard == Standard.PAL)
{
strprofileType = Config.GetFile(Config.Dir.Base, @"Profiles\MPHigh-PAL.prx");
}
Log.Info("DVRMS2WMV: set WMV High quality profile {0}", strprofileType);
break;
case Quality.Medium:
if (standard == Standard.Film)
{
strprofileType = Config.GetFile(Config.Dir.Base, @"Profiles\MPMedium-FILM.prx");
}
if (standard == Standard.NTSC)
{
strprofileType = Config.GetFile(Config.Dir.Base, @"Profiles\MPMedium-NTSC.prx");
}
if (standard == Standard.PAL)
{
strprofileType = Config.GetFile(Config.Dir.Base, @"Profiles\MPMedium-PAL.prx");
}
Log.Info("DVRMS2WMV: set WMV Medium quality profile {0}", strprofileType);
break;
case Quality.Low:
if (standard == Standard.Film)
{
strprofileType = Config.GetFile(Config.Dir.Base, @"Profiles\MPLow-FILM.prx");
}
if (standard == Standard.NTSC)
{
strprofileType = Config.GetFile(Config.Dir.Base, @"Profiles\MPLow-NTSC.prx");
}
if (standard == Standard.PAL)
{
strprofileType = Config.GetFile(Config.Dir.Base, @"Profiles\MPLow-PAL.prx");
}
Log.Info("DVRMS2WMV: set WMV Low quality profile {0}", strprofileType);
break;
case Quality.Portable:
if (standard == Standard.Film)
{
strprofileType = Config.GetFile(Config.Dir.Base, @"Profiles\MPPortable-FILM.prx");
}
if (standard == Standard.NTSC)
{
strprofileType = Config.GetFile(Config.Dir.Base, @"Profiles\MPPortable-NTSC.prx");
}
if (standard == Standard.PAL)
{
strprofileType = Config.GetFile(Config.Dir.Base, @"Profiles\MPPortable-PAL.prx");
}
Log.Info("DVRMS2WMV: set WMV Portable quality profile {0}", strprofileType);
break;
case Quality.Custom:
//load custom profile
string customBitrate = "";
//Adjust the parameters to suit the custom settings the user has selected.
switch (bitrate)
{
case 0:
customBitrate = "100Kbs";
break;
case 1:
customBitrate = "256Kbs";
break;
case 2:
customBitrate = "384Kbs";
break;
case 3:
customBitrate = "768Kbs";
break;
case 4:
customBitrate = "1536Kbs";
break;
case 5:
customBitrate = "3072Kbs";
break;
case 6:
customBitrate = "5376Kbs";
break;
}
Log.Info("DVRMS2WMV: custom bitrate = {0}", customBitrate);
//TODO: get fps values & frame size
//TODO: adjust settings required
//Call the SetCutomPorfile method to load the custom profile, adjust it's params from user settings & then save it.
//SetCutomProfile(videoBitrate, audioBitrate, videoHeight, videoWidth, videoFps); //based on user inputs
//We then reload it after as per other quality settings / profiles.
strprofileType = Config.GetFile(Config.Dir.Base, @"Profiles\MPCustom.prx");
Log.Info("DVRMS2WMV: set WMV Custom quality profile {0}", strprofileType);
break;
}
//Loads profile from the above quality selection.
using (StreamReader prx = new StreamReader(strprofileType))
{
String profileContents = prx.ReadToEnd();
profileManager2 = profileManager as IWMProfileManager2;
hr = profileManager2.LoadProfileByData(profileContents, out profile);
if (hr != 0)
{
Log.Info("DVRMS2WMV: get WMV profile - FAILED! {0}", hr);
Cleanup();
return(false);
}
}
Log.Info("DVRMS2WMV: load profile - SUCCESS!");
//configures the WM ASF Writer to the chosen profile
hr = config.ConfigureFilterUsingProfile(profile);
if (hr != 0)
{
Log.Info("DVRMS2WMV: configure profile - FAILED! {0}", hr);
Cleanup();
return(false);
}
Log.Info("DVRMS2WMV: configure profile - SUCCESS!");
//TODO: Add DB recording information into WMV.
//Release resorces
if (profile != null)
{
Marshal.ReleaseComObject(profile);
profile = null;
}
if (profileManager != null)
{
Marshal.ReleaseComObject(profileManager);
profileManager = null;
}
return(true);
}
/// <summary>
/// WMV 形式ファイル保存用: ビデオのフレームサイズを設定します。
/// </summary>
/// <param name="config">ASF Writer から取得したインターフェース</param>
/// <param name="size">設定値</param>
/// <remarks>
/// 第一引数の <c>config</c> は下記のように取得してください。<br/>
/// <example lang="c#">
/// var filetype = new Guid(GUID.MEDIASUBTYPE_Asf);
/// builder.SetOutputFileName(new IntPtr(&filetype), filename, ref videoRenderer, ref fileSink);
/// var config = (IConfigAsfWriter)videoRenderer;
/// </example>
/// <br/>
/// 詳細は下記に記載されています。(但し、言語は C++ です。) <br/>
/// <br/>
/// <list type="bullet">
/// <item>
/// Capturing Video to a Windows Media File <br/>
/// https://msdn.microsoft.com/en-us/library/windows/desktop/dd318630(v=vs.85).aspx
/// </item>
/// <item>
/// Creating ASF Files in DirectShow <br/>
/// https://msdn.microsoft.com/en-us/library/windows/desktop/dd375008(v=vs.85).aspx
/// <list type="bullet">
/// <item>
/// Configuring the ASF Writer <br/>
/// https://msdn.microsoft.com/en-us/library/windows/desktop/dd387911(v=vs.85).aspx
/// </item>
/// </list>
/// </item>
/// <item>
/// Using Windows Media in DirectShow <br/>
/// https://msdn.microsoft.com/en-us/library/windows/desktop/dd407300(v=vs.85).aspx
/// <list type="bullet">
/// <item>
/// WM ASF Writer Filter <br/>
/// https://msdn.microsoft.com/en-us/library/windows/desktop/dd390985(v=vs.85).aspx
/// </item>
/// </list>
/// </item>
/// </list>
/// <br/>
/// しかし、上記の説明だけでは解決できないので、下記も参考にしています。<br/>
/// Social <br/>
/// https://social.msdn.microsoft.com/Forums/sqlserver/en-US/962d4370-5fde-4d23-83bc-b8f6191b375e/asf-writer-creates-a-file-that-appears-not-to-match-the-encoding-profile-settings?forum=windowsdirectshowdevelopment <br/>
/// https://social.msdn.microsoft.com/forums/windowsdesktop/en-us/fb0a6151-d916-422a-966b-ee1fb164df5f/asf-profile-configurations-fails <br/>
/// </remarks>
public static void SetVideoFrameSize(IConfigAsfWriter config, Size size)
{
try
{
HRESULT hr;
// 現在のプロファイルを取得します.
IWMProfile profile;
hr = (HRESULT)config.GetCurrentProfile(out profile);
if (hr < HRESULT.S_OK)
{
throw new CxDSException(hr);
}
// ストリームの個数を取得します.
uint stream_num;
hr = (HRESULT)profile.GetStreamCount(out stream_num);
if (hr < HRESULT.S_OK)
{
throw new CxDSException(hr);
}
// 映像入力のストリームを探索してフレームサイズを設定します.
for (uint index = 0; index < stream_num; index++)
{
// ストリームを取得します.
IWMStreamConfig stream_config;
hr = (HRESULT)profile.GetStream(index, out stream_config);
if (hr < HRESULT.S_OK)
{
throw new CxDSException(hr);
}
// ストリームのメディアタイプを確認します.
Guid stream_type;
hr = (HRESULT)stream_config.GetStreamType(out stream_type);
if (hr < HRESULT.S_OK)
{
throw new CxDSException(hr);
}
// 映像以外は無視します.
if (stream_type != new Guid(GUID.MEDIATYPE_Video))
{
continue;
}
// メディアタイプ情報を格納するために必要なサイズ (bytes) を取得します.
var props = (IWMMediaProps)stream_config;
int cbType = 0;
hr = (HRESULT)props.GetMediaType(IntPtr.Zero, ref cbType);
if (hr < HRESULT.S_OK)
{
throw new CxDSException(hr);
}
// メディアタイプ情報を格納する領域を確保します.
var pwmt = Marshal.AllocHGlobal(cbType);
if (pwmt != IntPtr.Zero)
{
try
{
// メディアタイプ情報を取得します.
hr = (HRESULT)props.GetMediaType(pwmt, ref cbType);
if (hr < HRESULT.S_OK)
{
throw new CxDSException(hr);
}
// フレームサイズを指定された値に書き替えます.
unsafe
{
var wmt = (WM_MEDIA_TYPE *)pwmt;
var vih = (VIDEOINFOHEADER *)wmt->pbFormat;
vih->bmiHeader.biWidth = size.Width; // 幅.
vih->bmiHeader.biHeight = size.Height; // 高さ.
}
// メディアタイプを設定します.
hr = (HRESULT)props.SetMediaType(pwmt);
if (hr < HRESULT.S_OK)
{
throw new CxDSException(hr);
}
}
finally
{
Marshal.FreeHGlobal(pwmt);
}
}
// ストリームを再構成します.
hr = (HRESULT)profile.ReconfigStream(stream_config);
if (hr < HRESULT.S_OK)
{
throw new CxDSException(hr);
}
}
// プロファイルを再構成します.
hr = (HRESULT)config.ConfigureFilterUsingProfile(profile);
if (hr < HRESULT.S_OK)
{
throw new CxDSException(hr);
}
}
catch (System.Exception ex)
{
throw ex;
}
}