microsoft.public.win32.programmer.directx.video
- Re: qedit.dll missing under Windows 2008 RC0
- Re: Delivering data from InternalAllocateStreamingResources & InternalFreeStreamingResources
- From: The March Hare [MVP]
- Re: qedit.dll missing under Windows 2008 RC0
- From: The March Hare [MVP]
- Re: qedit.dll missing under Windows 2008 RC0
- From: The March Hare [MVP]
- Re: I'm willing to pay $100 for 15 minutes worth of work!
- Re: I'm willing to pay $100 for 15 minutes worth of work!
- Re: SetRate() does not work
- Center the video
- Re: Video driver compatibility
- Re: SetRate() does not work
- Re: Video driver compatibility
- Re: SetRate() does not work
- Re: SetRate() does not work
- Re: SetRate() does not work
- Re: SetRate() does not work
- Re: damaged frames using sampleGrabber in callback mode
- Re: Renderer filter output different color in IE and my AP?
- From: Thore B. Karlsen [DShow MVP]
- Re: SetRate() does not work
- Re: Video capture card and Tee filters
- Re: damaged frames using sampleGrabber in callback mode
- Re: Delivering data from InternalAllocateStreamingResources & InternalFreeStreamingResources
- Re: Renderer filter output different color in IE and my AP?
- Re: Renderer filter output different color in IE and my AP?
- Re: Renderer filter output different color in IE and my AP?
- From: Thore B. Karlsen [DShow MVP]
- Renderer filter output different color in IE and my AP?
- Re: I'm willing to pay $100 for 15 minutes worth of work!
- I'm willing to pay $100 for 15 minutes worth of work!
- Re: How do I control the exposure on my directx video source?
- Is my design possible, or are there any better designs?
- Re: damaged frames using sampleGrabber in callback mode
- Re: Recording from cam: Save only ever 5th frame
- Re: damaged frames using sampleGrabber in callback mode
- Re: error in using Stream Buffer sink filter
- Re: Video capture card and Tee filters
- Re: SetRate() does not work
- Re: Delivering data from InternalAllocateStreamingResources & InternalFreeStreamingResources
- From: The March Hare [MVP]
- Re: error in using Stream Buffer sink filter
- From: The March Hare [MVP]
- Re: Recording from cam: Save only ever 5th frame
- From: The March Hare [MVP]
- Re: Video capture card and Tee filters
- Re: setting output pin media type
- Re: damaged frames using sampleGrabber in callback mode
- error in using Stream Buffer sink filter
- Re: Video driver compatibility
- Re: SetRate() does not work
- Re: Image 'crosstalk' with multiple VMR9s in same app
- Re: GraphEditPlus - where have you been all my life?
- Delivering data from InternalAllocateStreamingResources & InternalFreeStreamingResources
- Re: damaged frames using sampleGrabber in callback mode
- damaged frames using sampleGrabber in callback mode
- Re: Video capture card and Tee filters
- Re: Video driver compatibility
- Re: Video capture card and Tee filters
- Video capture card and Tee filters
- Video driver compatibility
- Re: Using Direct Show To Capture Camera Video, Stream Across Network, and Preview?
- Re: Deciding buffer dynamically
- error in using IMSVidCtl::Build for MS Video Control
- Re: VMR9 vs VMR7 on Core 2 Duo systems
- Re: VMR9 on ATI graphics, and how to render a frame immediately
- Re: VMR9 vs VMR7 on Core 2 Duo systems
- From: Barry.Neilsen@xxxxxxxxx
- Re: VMR9 on ATI graphics, and how to render a frame immediately
- From: Barry.Neilsen@xxxxxxxxx
- Re: Image 'crosstalk' with multiple VMR9s in same app
- From: Barry.Neilsen@xxxxxxxxx
- Re: VMR9 on ATI graphics, and how to render a frame immediately
- VMR9 vs VMR7 on Core 2 Duo systems
- problem with setting the preferred media type
- Re: problem with setting the preferred media type
- From: Thore B. Karlsen [DShow MVP]
- problem with setting the preferred media type
- Re: performance question (alphablend)
- Debugger hungs up.
- Re: setting output pin media type
- Re: Using Direct Show To Capture Camera Video, Stream Across Network, and Preview?
- Re: Deciding buffer dynamically
- Re: How do I control the exposure on my directx video source?
- Re: How do I control the exposure on my directx video source?
- Re: How do I control the exposure on my directx video source?
- From: The March Hare [MVP]
- Re: VMR9 on ATI graphics, and how to render a frame immediately
- From: Barry.Neilsen@xxxxxxxxx
- Re: How do I control the exposure on my directx video source?
- Re: play video/audio in C# application
- Re: CLSID_VideoMixingRenderer9 "Class Not Registered" error.
- Re: CLSID_VideoMixingRenderer9 "Class Not Registered" error.
- From: The March Hare [MVP]
- Re: CLSID_VideoMixingRenderer9 "Class Not Registered" error.
- From: Christopher . Begley
- Re: performance question (alphablend)
- Re: CLSID_VideoMixingRenderer9 "Class Not Registered" error.
- From: The March Hare [MVP]
- Re: CLSID_VideoMixingRenderer9 "Class Not Registered" error.
- From: Christoph . Incognito
- play video/audio in C# application
- Re: performance question (alphablend)
- Re: performance question (alphablend)
- Re: Deciding buffer dynamically
- Re: How do I control the exposure on my directx video source?
- From: The March Hare [MVP]
- Re: How do I control the exposure on my directx video source?
- Re: CLSID_VideoMixingRenderer9 "Class Not Registered" error.
- Re: Deciding buffer dynamically
- CLSID_VideoMixingRenderer9 "Class Not Registered" error.
- From: Christoph . Incognito
- Re: How do I control the exposure on my directx video source?
- From: The March Hare [MVP]
- Re: GraphEditPlus - where have you been all my life?
- From: The March Hare [MVP]
- Deciding buffer dynamically
- Re: GraphEditPlus - where have you been all my life?
- How do I control the exposure on my directx video source?
- Re: GraphEditPlus - where have you been all my life?
- From: The March Hare [MVP]
- Re: GraphEditPlus - where have you been all my life?
- Re: GraphEditPlus - where have you been all my life?
- From: The March Hare [MVP]
- Re: How to explicit closehandle of one directshow filter object
- Re: Using Direct Show To Capture Camera Video, Stream Across Network, and Preview?
- Re: SetRate() does not work
- GraphEditPlus - where have you been all my life?
- Re: performance question (alphablend)
- Re: How to explicit closehandle of one directshow filter object
- From: Thore B. Karlsen [DShow MVP]
- Re: SDK Samples
- From: The March Hare [MVP]
- Re: SDK Samples
- From: The March Hare [MVP]
- Re: SetRate() does not work
- Re: SDK Samples
- From: Michel Roujansky - DirectShow Consultant and Trainer
- SDK Samples
- performance question (alphablend)
- SDK Samples
- Re: Using Direct Show To Capture Camera Video, Stream Across Network, and Preview?
- From: Michel Roujansky - DirectShow Consultant and Trainer
- Re: Using Direct Show To Capture Camera Video, Stream Across Network, and Preview?
- Re: Using Direct Show To Capture Camera Video, Stream Across Network, and Preview?
- Re: Using Direct Show To Capture Camera Video, Stream Across Network, and Preview?
- Using Direct Show To Capture Camera Video, Stream Across Network, and Preview?
- Re: Rewrite Microsoft Async File Source Filter
- Re: FSFWrap.dll with Visual Basic .Net?
- From: The March Hare [MVP]
- Rewrite Microsoft Async File Source Filter
- Re: VMR9 on ATI graphics, and how to render a frame immediately
- From: Barry.Neilsen@xxxxxxxxx
- FSFWrap.dll with Visual Basic .Net?
- Re: VMR9 on ATI graphics, and how to render a frame immediately
- Re: Video Out
- Re: CLSID_SFilter Class
- Re: ASF custom file type
- Re: about SetRate()'s error
- Re: Get Information from an avi file
- Re: ASF custom file type
- VMR9 on ATI graphics, and how to render a frame immediately
- From: Barry.Neilsen@xxxxxxxxx
- Alpha blending video
- Re: SetRate() does not work
- about SetRate()'s error
- Re: ASF custom file type
- Re: CLSID_SFilter Class
- Re: Video Out
- Re: CLSID_SFilter Class
- Re: CLSID_SFilter Class
- From: The March Hare [MVP]
- Re: ASF custom file type
- ASF custom file type
- Re: Adding WMAsfReader for DRM file
- Re: CLSID_SFilter Class
- Re: SetRate() does not work
- Adding WMAsfReader for DRM file
- Re: SetRate() does not work
- From: The March Hare [MVP]
- Re: SetRate() does not work
- Re: CLSID_SFilter Class
- Re: CLSID_SFilter Class
- From: Michel Roujansky - DirectShow Consultant and Trainer
- CLSID_SFilter Class
- Re: SetRate() does not work
- From: The March Hare [MVP]
- SetRate() does not work
- Re: About timeshift on VISTA problem...
- From: The March Hare [MVP]
- Re: keep aspect ratio
- From: The March Hare [MVP]
- keep aspect ratio
- Re: Directshow filter to tack on few minutes to end of media
- Re: Directshow filter to tack on few minutes to end of media
- Re: IMediaSeeking in directshow source filter
- Re: DES
- About timeshift on VISTA problem...
- Re: IPin::QueryAccept fails to renderer
- Re: h264/aac muxer does not write to file when connected to INFINITE TEE filter
- Re: Singleton video capture filter
- Re: application hangs when call IMediaControl::Stop()
- From: Thore B. Karlsen [DShow MVP]
- Re: application hangs when call IMediaControl::Stop()
- Re: application hangs when call IMediaControl::Stop()
- Re: Directshow filter to tack on few minutes to end of media
- Singleton video capture filter
- Cannot connect output pin of my filter to renderer
- Re: Dynamic Video Format Change & WMPlayer Video Processing DMO
- Re: Registering Push Source as Video Capture Device
- Re: DES
- Re: Dynamic Video Format Change & WMPlayer Video Processing DMO
- Re: Registering Push Source as Video Capture Device
- Registering Push Source as Video Capture Device
- Dynamic Video Format Change & WMPlayer Video Processing DMO
- Re: IPin::QueryAccept fails to renderer
- IPin::QueryAccept fails to renderer
- Re: Convert to .WMV using WMASF writer
- Re: IVMRMixerBitmap::SetAlphaBitmap always return VFW_E_WRONG_STATE
- Re: IVMRMixerBitmap::SetAlphaBitmap always return VFW_E_WRONG_STATE
- Re: IVMRMixerBitmap::SetAlphaBitmap always return VFW_E_WRONG_STATE
- Re: IVMRMixerBitmap::SetAlphaBitmap always return VFW_E_WRONG_STATE
- Re: IVMRMixerBitmap::SetAlphaBitmap always return VFW_E_WRONG_STATE
- Re: Convert to .WMV using WMASF writer
- IVMRMixerBitmap::SetAlphaBitmap always return VFW_E_WRONG_STATE
- Re: Video Out
- Re: Threading
- Re: vista - user conreol message - playback stops
- Re: help !create IStreamBufferSink interface return error in DirectX Video
- Re: IMediaSeeking in directshow source filter
- Re: IMediaSeeking in directshow source filter
- Re: Threading
- Re: Threading
- From: Michel Roujansky - DirectShow Consultant and Trainer
- Re: application hangs when call IMediaControl::Stop()
- From: Thore B. Karlsen [DShow MVP]
- Re: application hangs when call IMediaControl::Stop()
- From: Michel Roujansky - DirectShow Consultant and Trainer
- Threading
- Re: help !create IStreamBufferSink interface return error in DirectX Video
- From: Michel Roujansky - DirectShow Consultant and Trainer
- Re: Video Out
- help !create IStreamBufferSink interface return error in DirectX Video
- RE: Invalid Handle when Releasing Microsoft DV Capture Filter
- From: "WenJun Zhang[msft]"
- Re: IMediaSeeking in directshow source filter
- Re: ConnectionMediaType returns CMediaType with no format block
- application hangs when call IMediaControl::Stop()
- Re: VMR9 redraw problem
- Re: VMR9 redraw problem
- Re: VMR9 redraw problem
- Re: VMR9 redraw problem
- From: The March Hare [MVP]
- Re: VMR9 redraw problem
- Re: Video Appears Behind Managed C++ Application
- Re: VMR9 redraw problem
- Re: IMediaSeeking in directshow source filter
- VMR9 redraw problem
- Video Appears Behind Managed C++ Application
- IMediaSeeking in directshow source filter
- Re: IGraphBuilder::Connect() fails with certain codecs
- Re: 'Stop' when video moves to the Extended Monitor
- 'Stop' when video moves to the Extended Monitor
- IGraphBuilder::Connect() fails with certain codecs
- Re: How to get the correct PIN?
- Re: VCam & flipped video
- Re: How to get the correct PIN?
- Re: How to get the correct PIN?
- From: Michel Roujansky - DirectShow Consultant and Trainer
- How to get the correct PIN?
- Re: Video playback using transparent colour key
- Re: h264/aac muxer does not write to file when connected to INFINITE TEE filter
- Re: h264/aac muxer does not write to file when connected to INFINITE TEE filter
- Re: VCam & flipped video
- Re: VCam & flipped video
- Re: VMR9 and screen rotation
- From: The March Hare [MVP]
- Re: VMR9 and screen rotation
- Re: Video Out
- Re: Video playback using transparent colour key
- VMR9 and screen rotation
- Re: Video playback using transparent colour key
- Re: XP Graphics driver query - DXVA 1.0/DDraw
- Re: h264/aac muxer does not write to file when connected to INFINITE TEE filter
- Re: Video Out
- Re: Several question related to live source filter
- Re: dshowutil.cpp pragma deprecated
- From: The March Hare [MVP]
- Re: dshowutil.cpp pragma deprecated
- Re: Several question related to live source filter
- Re: DivXMux FrameRate adjustment
- Re: XP Graphics driver query - DXVA 1.0/DDraw
- Re: Video playback using transparent colour key
- Re: Pausing a Graph without SyncSource
- Re: dshowutil.cpp pragma deprecated
- From: The March Hare [MVP]
- Re: Video Out
- From: The March Hare [MVP]
- h264/aac muxer does not write to file when connected to INFINITE TEE filter
- DivXMux FrameRate adjustment
- Re: Pausing a Graph without SyncSource
- Re: Pausing a Graph without SyncSource
- Re: Pausing a Graph without SyncSource
- Re: Video playback using transparent colour key
- dshowutil.cpp pragma deprecated
- Re: Video Out
- Re: Several question related to live source filter
- Re: VCam & flipped video
- VCam & flipped video
- Re: Video playback using transparent colour key
- Re: Pausing a Graph without SyncSource
- Re: Convert to .WMV using WMASF writer
- From: The March Hare [MVP]
- Re: Convert to .WMV using WMASF writer
- Video playback using transparent colour key
- Re: Mpeg 2 capture and preview
- Pausing a Graph without SyncSource
- Re: Mpeg 2 capture and preview
- Re: h264/aac muxer does not write to file when connected to INFINITE TEE filter
- Re: Several question related to live source filter
- Re: Several question related to live source filter
- Re: Several question related to live source filter
- Several question related to live source filter
- Re: In DirectShow: Can you gain access to streaming video / image buffer's pointer?
- Re: Convert to .WMV using WMASF writer
- From: The March Hare [MVP]
- Mpeg 2 capture and preview
- Re: ASFWriter and Dynamic AspectRatio
- Re: Convert to .WMV using WMASF writer
- ASFWriter and Dynamic AspectRatio
- Re: Video Out
- From: The March Hare [MVP]
- Video Out
- Re: In DirectShow: Can you gain access to streaming video / image buffer's pointer?
- Re: In DirectShow: Can you gain access to streaming video / image buffer's pointer?
- RE: Invalid Handle when Releasing Microsoft DV Capture Filter
- From: "WenJun Zhang[msft]"
- Re: Need help with DirectShow source filter
- Re: Need help with DirectShow source filter
- Re: Need help with DirectShow source filter
- Re: Need help with DirectShow source filter
- Need help with DirectShow source filter
- Mpeg2 TS transcoding...
- Re: how can i write a mpeg2 filter to play video backwards?
- From: The March Hare [MVP]
- Re: how can i write a mpeg2 filter to play video backwards?
- Invalid Handle when Releasing Microsoft DV Capture Filter
- Re: Video card for picture in picture alpha blending
- Re: Convert to .WMV using WMASF writer
- From: The March Hare [MVP]
- Re: Video card for picture in picture alpha blending
- From: The March Hare [MVP]
- Re: Convert to .WMV using WMASF writer
- Re: Convert to .WMV using WMASF writer
- From: The March Hare [MVP]
- Re: Video card for picture in picture alpha blending
- source filter gets stuck after EOF
- Re: Convert to .WMV using WMASF writer
- From: The March Hare [MVP]
- Re: Video card for picture in picture alpha blending
- From: The March Hare [MVP]
- Convert to .WMV using WMASF writer
- Re: Video card for picture in picture alpha blending
- From: Seyfullah CETIN - Tristit
- Re: Video card for picture in picture alpha blending
- Re: how can i write a mpeg2 filter to play video backwards?
- Re: h264/aac muxer does not write to file when connected to INFINITE TEE filter
- Video card for picture in picture alpha blending
- From: Seyfullah CETIN - Tristit
- how can i write a mpeg2 filter to play video backwards?
- Re: Audio stops rendering when source is split in very small parts
- Re: Question about IMediaSeeking::SetPositions
- From: The March Hare [MVP]
- Re: extracting frames from compressed avi
- From: The March Hare [MVP]
- Re: h264/aac muxer does not write to file when connected to INFINITE TEE filter
- Re: How can I stream webcams videostream over mms / http without delay?
- Re: How can I stream webcams videostream over mms / http without delay?
- Re: How can I stream webcams videostream over mms / http without delay?
- Re: Audio stops rendering when source is split in very small parts
- Re: How can I stream webcams videostream over mms / http without delay?
- How can I stream webcams videostream over mms / http without delay?
- extracting frames from compressed avi
- Re: Audio stops rendering when source is split in very small parts
- Re: Setting Hauppage WinTV capture frame rate
- RTP H.263 audio and video
- Question about IMediaSeeking::SetPositions
- Re: ICCompress key frames on MP42
- Re: VMR - Matrox Card
- Re: ICCompress key frames on MP42
- Re: h264/aac muxer does not write to file when connected to INFINITE TEE filter
- Re: Video Mixing Renderer 9 freezes when using GMFBridge
- Re: Directshow samples VMR9compositor
- Re: Mpeg2 data flow in Graph
- Re: FIX for Windows Media ASF Writer Filter/ How to apply to Format SDK?
- Re: Missing the video frames
- Re: Directshow samples VMR9compositor
- From: The March Hare [MVP]
- FIX for Windows Media ASF Writer Filter/ How to apply to Format SDK?
- Re: Missing the video frames
- Re: Filter Not released by .Net/managed App
- Re: Windows Media Player, Banner overlay
- Audio stops rendering when source is split in very small parts
- Re: Mpeg2 data flow in Graph
- Re: VMR - Matrox Card
- Re: VMR - Matrox Card
- From: The March Hare [MVP]
- VMR - Matrox Card
- Re: In DirectShow: Can you gain access to streaming video / image buffer's pointer?
- Re: In DirectShow: Can you gain access to streaming video / image buffer's pointer?
- Re: Mpeg2 data flow in Graph
- Re: Filter Not released by .Net/managed App
- From: The March Hare [MVP]
- Re: wmv reading using pDet->GetBitmapBits of direct show
- Re: h264/aac muxer does not write to file when connected to INFINITE TEE filter
- Re: FourCC Change Filter
- From: Thore B. Karlsen [DShow MVP]
- Re: So what do we do about DirectShow and DX10?
- FourCC Change Filter
- Re: h264/aac muxer does not write to file when connected to INFINITE TEE filter
- Re: Mpeg2 data flow in Graph
- Re: So what do we do about DirectShow and DX10?
- Re: Filter Not released by .Net/managed App
- Re: Filter Not released by .Net/managed App
- Re: Filter Not released by .Net/managed App
- Mpeg2 data flow in Graph
- Re: AVIERR_MEMORY
- From: Thomas Freudenreich
- Re: Acces streamtime in DirectShow
- Re: VMR doesn't render when screensaver appears or desktop is locked (ctrl-alt-del)
- Re: h264/aac muxer does not write to file when connected to INFINITE TEE filter
- GMFBridge VB6
- Acces streamtime in DirectShow
- Re: Filter Not released by .Net/managed App
- From: The March Hare [MVP]
- Re: Filter Not released by .Net/managed App
- h264/aac muxer does not write to file when connected to INFINITE TEE filter
- Re: VMR doesn't render when screensaver appears or desktop is locked (ctrl-alt-del)
- Re: Missing the video frames
- Re: VMR doesn't render when screensaver appears or desktop is locked (ctrl-alt-del)
- Missing the video frames
- VMR doesn't render when screensaver appears or desktop is locked (ctrl-alt-del)
- Re: Filter Not released by .Net/managed App
- Re: Is there a way to add intermediate filters to RenderFileToVMR9 method???
- Re: Filter Not released by .Net/managed App
- Re: wmv reading using pDet->GetBitmapBits of direct show
- Re: Real-time image processing
- From: Michel Roujansky - DirectShow Consultant and Trainer
- Re: Is there a way to add intermediate filters to RenderFileToVMR9 method???
- From: Michel Roujansky - DirectShow Consultant and Trainer
- Re: Filter Not released by .Net/managed App
- From: Thore B. Karlsen [DShow MVP]
- Re: So what do we do about DirectShow and DX10?
- Re: So what do we do about DirectShow and DX10?
- Re: So what do we do about DirectShow and DX10?
- From: The March Hare [MVP]
- Re: Filter Not released by .Net/managed App
- From: The March Hare [MVP]
- Re: break Samples in smaller samples (trans in place filter)
- So what do we do about DirectShow and DX10?
- Re: Filter Not released by .Net/managed App
- Re: break Samples in smaller samples (trans in place filter)
- Re: break Samples in smaller samples (trans in place filter)
- From: Thore B. Karlsen [DShow MVP]
- Re: Filter Not released by .Net/managed App
- From: Thore B. Karlsen [DShow MVP]
- Filter Not released by .Net/managed App
- break Samples in smaller samples (trans in place filter)
- RE: VMR7 problem in Vista
- Re: 2 cameras sharing 1 filter
- Is there a way to add intermediate filters to RenderFileToVMR9 method???
- Re: AsyncFile Source issues
- From: Thore B. Karlsen [DShow MVP]
- Re: Finding Capture pin on CLSID_SmartTee filter
- Re: Finding Capture pin on CLSID_SmartTee filter
- From: The March Hare [MVP]
- Re: Finding Capture pin on CLSID_SmartTee filter
- Re: Finding Capture pin on CLSID_SmartTee filter
- Re: Finding Capture pin on CLSID_SmartTee filter
- Finding Capture pin on CLSID_SmartTee filter
- Re: Is handle leak in VMR9 already fixed?
- From: The March Hare [MVP]
- Re: Hoe to pass live stream to another application
- 2 cameras sharing 1 filter
- Re: AsyncFile Source issues
- Re: Is handle leak in VMR9 already fixed?
- Re: Video Mixing Renderer 9 freezes when using GMFBridge
- Re: Video Mixing Renderer 9 freezes when using GMFBridge
- Re: Can't find where IFileDrmHandler is defined.
- From: The March Hare [MVP]
- Re: AsyncFile Source issues
- Re: HOw to use our video decoder in Windows MEdia Player 11 (Windo
- From: The March Hare [MVP]
- ICCompress key frames on MP42
- Re: In DirectShow: Can you gain access to streaming video / image buffer's pointer?
- Re: Can't find where IFileDrmHandler is defined.
- From: The March Hare [MVP]
- Re: Is handle leak in VMR9 already fixed?
- From: The March Hare [MVP]
- Re: Can't find where IFileDrmHandler is defined.
- From: The March Hare [MVP]
- h264/aac mp4 file showing only AVC pin in graph edit.
- Re: Using mms under vista
- Re: VMR9 / IID_IPersistStream question
- AVIERR_MEMORY
- From: Thomas Freudenreich
- Re: Hoe to pass live stream to another application
- From: Michel Roujansky - DirectShow Consultant and Trainer
- Re: In DirectShow: Can you gain access to streaming video / image buffer's pointer?
- From: Michel Roujansky - DirectShow Consultant and Trainer
- Re: HOw to use our video decoder in Windows MEdia Player 11 (Windo
- Re: In DirectShow: Can you gain access to streaming video / image buffer's pointer?
- Hoe to pass live stream to another application
- Is handle leak in VMR9 and VMR7 fixed?
- Is handle leak in VMR9 already fixed?
- Re: In DirectShow: Can you gain access to streaming video / image buffer's pointer?
- In DirectShow: Can you gain access to streaming video / image buffer's pointer?
