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Can any one help me
Hi ! ALL
I am writing an application for Acoustic Echo Cancellation
using DMO in filter mode, I developed the code as per the douments I
fond in SDK. But my problem is, I am not getting how to Process the
data.
I am having confusing about how the DMO->ProcessInput and
DMO->ProcessOutput are getting the data.
and how can I get the processed data.
...
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4 |
11/10/2008 1:09:29 PM |
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How to screen capture a window using Windows Media Encoder 9.0 SDK
Hi,
I am using the Windows Media Encoder 9.0 SDK to write a program that
will be
able to screen capture a particular window (currently highlighted
window). The SDK documentations give examples on how to capture a
full screen and a region of the screen, but nothing on capturing a
particular open window. Does anyone know a good way to do this?
Thanks & Regards,
Kelum
...
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2 |
11/10/2008 1:04:06 PM |
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Interface IWMPVideoSettingsCtrl?
I check the wmp.dll and find this interface - IWMPVideoSettingsCtrl in the
type library(tlb) as follow:
////////////////////////////////////////////////////////////////////
Dispatch IWMPVideoSettingsCtrl; // IWMPVideoSettingsCtrl: Public interface
for skin object model.
GUID={07EC23DA-EF73-4BDE-A40F-F269E0B7AFD6};
function QueryInterface(riid:^GUID; out ppvObj:^^void);
function AddR...
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1 |
11/10/2008 12:45:00 PM |
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Windows media player SDK 9 can not use with VS 2005
Hi All,
I’m developing a client application for a video conferencing system.
Currently I’m using visual studio 2005 on vista. Here I use windows
media player SDK 9 to get media player component in my application. I
did an example according to document given with SDK. In that example
they had use visual studio 6. But I could not do that example
succefuly on VS 2005. I want to know, is there...
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2 |
11/9/2008 1:22:23 PM |
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Windows Media Player 11 UI Plugin Development using C#
Where can I find information regarding development of Windows Media Player 11
UI plugin using C# ? All the examples and explanations on Windows SDK are
given using C++. Please help me in this regard....
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3 |
11/8/2008 9:48:00 AM |
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Codec Creation
Hi,
I want to develop a custom codec for the windows media player to play custom
created wav files.
Where could I find good information on how to start such a project ?
Is there any sample codec in msdn ?
Thanks....
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4 |
11/6/2008 9:20:16 PM |
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Processing IWMPEvents in Renderer/DSP Video plugin
I have a Renderer plugin talking to DSP plugin and they are working
great together.
Now I have a situation where I want to handle Play,Stop,Pause,Forward/
Backward events in these plugin.
Is it possible to handle such events in DSP Video/Renderer plugin?
Basically, I want to take some action in DSP Plugin code when user
Pauses/Plays/Rewinds/Forwards/Seeks through video.
Any response is ...
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1 |
11/6/2008 3:23:05 AM |
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5.1 channel from Video DVD in WMP Plug DSP
Hi,
I want to write a DSP plug-in for WMP, which apply some processing to 5.1
channels readen from a Video DVD.
I use plug-in wizard from WMP SDK, to build an audio dsp plug.
The plug is called by WMP when I play a wav file (stéréo or 6 channels), and
I can process the samples, but when I play a DVD, I can hear the sound, but
the plug is never called !!
Someone can help me ?
Thank...
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1 |
11/4/2008 6:35:01 PM |
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IWMPEvents::PositionChange returns random numbers
Hi,
I've used the Windows Media Player Plug-in Wizard to create a UI plugin in
C++ and I'm listening for PositionChange events.
When PositionChange fires the oldPosition and newPosition appear to be
positive or negative random numbers according to the VS.NET 2005 debugger.
The wizard set up the method as:
void STDMETHODCALLTYPE PositionChange( double oldPosition, double
newPosition...
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1 |
11/4/2008 3:53:01 AM |
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IWMLanguageList Interface
Hi
Is there any sample code or application that supports writing ASF metadata
in multiple languages by LCID?
Thank you
...
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2 |
11/3/2008 10:40:50 PM |
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Merge ASF files into one file w/C#, if not with WMFSDK?
I work on an archival application that archives all of our live broadcasts.
Like anything that uses a network, connectivity can be severed. I have a
function that allows our operators to restart a download, however, I simply
increment a counter on the file and create a new one... this is getting to be
problematic.
Is there a way using the Encoder SDK or WMFSDK to merge a sequence of A...
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2 |
11/1/2008 3:19:20 AM |
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displaying uncompressed video
Hi!
I'm very new to Directshow and I can't get a good idea of were to begin.
First of all, I've made my own webcam which outputs raw data which I will
convert to RGB. All the filters in Directshow transform to RGB so I should
have an easy job to display the data on my screen since I don't have to use a
filter.
But what should I do with my uncompressed RGB data to display it?
Any help...
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2 |
10/31/2008 6:07:02 PM |
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Windows Installer/ClickOnce product.xml for Media Format 11 Runtim
Has anyone created a product.xml, package.xlm files to enable the Windows
Media Format 11 Runtime be selected as a prerequisit on the Windows Install
project?
Thanks,
Chris
...
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1 |
10/30/2008 4:27:01 PM |
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how to config wma encoder(wmAudio encoder dmo in graphedit)?
I need to config wma encoder in a live capture application,but i do not
know how to config it ?who can give me some advice or some useful code?
I find that configuration of wma and wmv codec is too hard。whether
microsoft
can give some simple example to explain it to developers...
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3 |
10/29/2008 3:22:01 AM |
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WMP Installed Codecs
Hi,
I want to write an application that will go through the installed codecs for
WMP on a system and write out the mime types supported for that system. How
do you start? It seems there's a lot about how to start writing a codec, but
I haven't found much about managing them.
Nick...
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5 |
10/28/2008 10:31:14 PM |
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WriterAdvanced: writer not available??
I have asked several questions regarding this however I thought I would
change the angle of the question a little bit.
I have an archival application that downloads live streams. We do a lot on
weekends especially so its multithreaded. This application works well 99.9%
of the time, however, sometimes it crashes. I have noticed sometimes that
the writer object is NULL for reasons I ca...
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5 |
10/28/2008 8:37:02 PM |
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How to create codec for use by WMP to transcode video to custom fo
I am trying to figure out how to create a codec that would be used by WMP to
transcode video files to a custom fiormat supported by our device when
sync'ing. I already have an application that will build .smv files from other
video files, but I need to know how to 'wrap' that into something that could
be used by WMP. That's how it works right? The device says it can support
..smv files ...
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2 |
10/28/2008 8:34:42 PM |
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How to get playing file URL from DSP plugin
I'm developing a DSP plugin that need to be loaded into embedded WMP11.
I'm using WMP SDK11 (not Media Foundation).
Is there a way to get the playing file URL within the plugin code?...
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5 |
10/27/2008 11:28:32 PM |
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Multithreading wmvcopy sample...
I have done this by taking out the CWMVCopy class from this sample and then
building a .DLL interface to control the downloading capabilities of this
class. Is there anything I need to be aware of in this class that would make
it non thread safe?
I can currently download tons of streams at the same time but sometimes it
get a "glitch"... the bytes will continue, but EOF will never happ...
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1 |
10/27/2008 5:24:00 PM |
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WMA 9 - pin cannot use the supplied media type?
I have some trouble with setting media format of Windows Media Audio 9 codec.
I’m building graph and after adding an audio source, audio compressor
(Windows Media Audio 9 or Windows Media Audio 10 Professional - WMAudio
Encoder DMO) and connecting source to compressor I’m trying to change media
type of output pin of the compressor – I’m using a GetMediaTypes method of
output pin ...
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1 |
10/27/2008 10:28:40 AM |
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Windows Media Audio latency problem
Hello,
I'm developing conference application and I'm using WMA to encode audio but
there is little problem with latency of audio stream (about 2-3 seconds) - I
have tried Windows Media Audio 9 Voice, Windows Media Audio 9 and configure
some parameters (MFPKEY_WMAVOICE_ENC_BufferWindow Property) of this codecs
but I still have same latency. On XP I can get low latency with Windows Media ...
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3 |
10/27/2008 9:37:00 AM |
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how to show a dialog box in a WMP Plugin?
is there anyone know how to show a dialog box or a message box in a WMP Plugin?
the WMP Plugin said that cannot show a dialog box directly in a plugin,the
user should follow the following steps:
Register a new window message using RegisterWindowMessage.
Send the window message you registered to your UI plug-in window using
PostMessage.
Show the dialog box or message box from the messag...
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1 |
10/25/2008 11:51:00 AM |
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Using WMPLib in IIS
I've created a simple web application that has the following code:
WMPLib.WindowsMediaPlayer player = new
WMPLib.WindowsMediaPlayerClass();
WMPLib.IWMPPlaylist plist;
plist = player.mediaCollection.getByAttribute("MediaType", "audio");
Response.Write(plist.count);
When this runs through the ASP.Net Deployment Server, this works fine; the
correct numbe...
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6 |
10/24/2008 4:34:30 PM |
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configure a proxy server with the SDK
Hello,
I am trying to configure a proxy server for a client-side application in
Python... The following is the code snippet I have, but the traffic doesn't
seem to hit the proxy server at all, the SDK seems to have totally ignored
all the proxy setting APIs, I am wondering if any of you can shed some light
on this, much appreciated!
---------------------------------------------------...
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3 |
10/24/2008 12:32:02 AM |
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NS_E_INVALID_DATA (C00D002F) on WriteSample or EndWriting
I'm trying to create a WMV video from a sequence of images.
My code does the following:
1) Sets the Video input's subtype to WMMEDIASUBTYPE_RGB8
2) Finds the RGB8 format on that input
3) Sets the width, height, and size on that bitmap header
4) Sets that input's type to the format type
5) Sets the output file name
6) Calls BeginWriting
7) Allocates a sample
6) Gets and fills the sampl...
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4 |
10/23/2008 6:57:48 PM |