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Stream balacing
A theoretical question-
In the docs its written that When WME or WMS stream to a WMP the WMP can
negotiate in the middle of the session regarding the stream parameters (
mainly because of networking changes) and causing their modification.
On the other hand, when I setup a new stream session in WME I define all
these parameters before starting the session.
So, witch parameters are dynamic...
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2 |
15.06.2007 18:19:40 |
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What should I aware of when I call function "TransferContentToDevi
As mentioned above, I would like to ask those who expert in this area can
help me to solve my problem.
I am currently using Vista SDK to develop my program which is able to copy
songs repeatedly.
When I run my program repeatedly, the program hang with window dialog box
that stated that:
"The instruction at "0x7c93426d" referenced memory at "0x26d902d". The
memory could not be "rea...
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5 |
15.06.2007 09:11:00 |
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VC-1 encoder
Is a VC-1 encoder avaialble for download?
...
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2 |
14.06.2007 22:28:00 |
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Windows Media 9 Screen & DirectShow
Hi folks,
I am trying to use Windows Media 9 Screen encoder under DirectShow for
Screen Desktop Broadcast and I getting troubles when configure the
encoder filter. As I read from the documentation, it should be
configured like the WMV VC1 encoder :
1. Set the Input Type (Connect the filter input)
2. Set filter properties
3. Set the output type (select the MSS2 ) and append private date....
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1 |
14.06.2007 13:26:30 |
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Metering
Hello,
I am working on a metering service for DRM. Most of it works. The generating
of meter challange via GenerateMeterChallange works. It is then successfully
send and data extracted on the server side. However when it returns the meter
response to the WMP plugin and I attempt to call ProcessMeterResponse the
function fails with DRM_E_XMLNOTFOUND ( A required XML tag cannot be found )...
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2 |
14.06.2007 13:11:00 |
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Windows - Bad Image Detail - exception processing message 0xc00000
Our application gets a 'Windows - Bad Image' error with 'exception processing
message 0xc000007b' when we try to play WMV videos files on Vista using the
Window Media Player OCX. Same videos will play fine in the same application
when run on Window XP.
Some of the details are:
Application is VB.NET developed using VS2003 on a Windows XP platform.
The Player control is from Windows Med...
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2 |
13.06.2007 22:28:01 |
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User allocated samples examlpe
Hi.
Does anyone have a working user allocated sample, allowing to create a
buffer of samples prior to sending them to the Writer object?
Thanks in advance,
Stas....
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3 |
13.06.2007 15:15:24 |
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Transcoding Vs Converting
Hi,
I was reading Windows Media Player Conversion Plug-ins, at the remarks
section on the following page
ms-help://MS.MSSDK.1033/MS.WinSDK.1033/wmpsdk11/mmp_sdk/iwmpconvertconvertfile.htm
is mentioned "This method ( IWMPConvert::ConverFile) is not intended to
be used for transcoding digital media files. You should use this method only
to change the file format".
I jus...
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1 |
13.06.2007 09:16:00 |
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Platform SDK Browser
How can I reset the SDK browser to its default settings? I inadvertently
closed some things I can't find again and want to restore the initial setting
to the browser.
Thanks....
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1 |
13.06.2007 01:50:01 |
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URGENT: Slow source with delays
Hi.
I'm playing video from a slow HTTP source, and have frequent buffering. I
tried the following:
1) SetLiveSource(False), SetBufferingTime(60*10000000) - prevents buffering
but causes a slowly growing delay in stream, up to minutes.
2) SetLiveSource(True), SetSyncTolerance(60*1000),
SetBufferingTime(5*10000000) - resolves the delay but causes frequent
buffering.
I need both...
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10 |
12.06.2007 18:47:18 |
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Format Conversion
Hi,
I am beginner to WMP. I need to write a plug-in which will convert to
..wma format which WMP undertands. In other words let's say my song extension
is .xyz which WMP does not understands, now I need to write a plug-in which
will decrypt/decode .xyz and encrypt/encode to .wma format so that WMP can
playback.
Now question is , in which function/event should I work ?
Any ...
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3 |
12.06.2007 17:16:03 |
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User Name and Password Validation ?
Hi guys,
I am new to windows media development. I am looking for a sample code to do
some thing like this.
When clients hit my URL (eg mms://xxx.xxx.xxx.xxx/radio.wmv) I want to pop
up a user name and password dialog and that dialog will validate client's
user name and password from an access databases resides in the server. How
can I do this.? any sample codes in C# or VB.NET ?
T...
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6 |
12.06.2007 12:43:36 |
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play only specified frames
Hi,
I want to play a video which is only contains some frames range those I
before specified. For example:
A video has 200 frames and I just want to play video between 35 frame and
170 frame range. So, I dont want to serve this video completely 200 frames. I
just want stream video specified range frames, not all video frames.
I dont want to seperate my video, according to frames (e.g....
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4 |
11.06.2007 15:29:46 |
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Can someone help me find asf2view.exe or asfview.exe
I'm looking for asf2view.exe or asfview.exe but can't seem to locate them.
...
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3 |
10.06.2007 19:36:04 |
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SHCOLSTATE_TYPE_STR redefinition when converting WMFSDK class into MFC .DLL
I'm getting some inclusion problems when attemping to include a class
from the WMFSDK into a new project. The old project was a console
app, the new one an MFC .DLL.
Error 1 error C2365: 'SHCOLSTATE_TYPE_STR' : redefinition; previous
definition was 'enumerator' c:\program files\microsoft visual studio
8\vc\platformsdk\include\shobjidl.h 1948
this happens a bunch then I get one warning...
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3 |
10.06.2007 01:56:27 |
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Sliders and FF/RW needed, not in saved ASF file...
After figuring out what was wrong with my WMVCopy, I now have
downloaded files from an encoder. This is fantastic. What's missing
however, are the slider and FF/RW control on the media player. I'm
sure this has something to do with the ASF file (duh) and I'm thinking
there are probably some settings/functions I need to execute on the
ASF samples as they come in... Where is this stuff loca...
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6 |
08.06.2007 17:42:59 |
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Simple Media SDK sample utilizing IWMWriter?
Dear subscribers
I have the task to create an asf-file from scratch, i.e. no conversion or
anything like that. Basically, I'll continuously create bitmaps and each
of these bitmaps represents a frame in the video. Most samples in the
Media SDK seems to be about conversion from one format to another and is
quite complex. I'm would like to check if there is some sample that is
without this o...
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2 |
08.06.2007 15:23:22 |
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WMP Metadata Plugin Automation Help
I used the template from the WMP SDK for Visual Studio for a Metadata UI
Plugin. I was able to make a little area with a button I could click and
have the metadata written to a file on the computer. However, I want this to
automatically happen whenever a song plays. Nothing I seem to be able to do
within the CPluginwindow.cpp seems to be able to affect anything outside that
little box...
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1 |
08.06.2007 12:26:16 |
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Duration missmatch while decoding WMV file
Hi,
I am using following direct show filter graph to decode NTSC (30fps) WMV
file and encode in to NTSC (30fps) MPG file.
WM ASF Reader->WM Video Decoder-> Encoder (.MPG)
The source WMV clip has 10 seconds of graphics (still frame) media embedded
in it. This clip is created using WM ASF Writer with 'Windows Media 8 Best
Quality based VBR for Broadband' profile type.
While r...
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1 |
08.06.2007 12:18:01 |
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What is error 80070057 when attempting to open WMReader?
I'm getting this error, specifically in the WMVCopy sample code.
I'm running it like
wmvcopy -i mms://oct.oct.oct.oct/pubname -o myfile.wmv
It was my understanding the WMReader could open from a URL. I tried
HTTP as well and this didn't work either. Seems to give me the same
error. I know there aren't any firewall issues because I can open the
designated stream with MP11 no problem....
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8 |
07.06.2007 16:27:38 |
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MultiBitRate
Hello, I need help.
I use profil wist two streams(sample 128Kbit/sec and 256Kbit/sec ) and
Windows Media Encoder. I create IWMSPublishingPoint for transfer of a stream
on a server. And I want to transfer a stream with 128Kbit/sec, for this I
limit bandwidth on a server(IWMSServerLimits), but this not work.
Thanks for your answers.
...
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5 |
07.06.2007 10:55:45 |
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Query mediafile for some properties (artist, title, etc)
Anybody hi there!
I'm in frustration....I need to query for bitrate,artist,title, etc
information of mediafile (mostly mp3) in my .NET 2.0 application (winforms)
Looked at the Windows Media Player SDK documentation and see two ways:
1. add my mediafile to WMP media library and after that query its attributes
2. start playing my mediafile and immediately query attributes and stop
playin...
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2 |
07.06.2007 08:52:58 |
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Getting error 0x80070057 on IWMReader in WMVCopy sample
I'm new to WMFSDK programming and have been going through the samples. It
seems that one sample, WMVCopy, does almost exactly what I need in an
application.
The problem comes after I compile it and attempt to run it against a URL. I
get 0x80070057 which after I looked seems to be "invalid parameter". The
command looks like:
wmvcopy -i mms://192.168.0.1/port1 -o myfile.wmv
I get...
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3 |
07.06.2007 01:33:46 |
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IWMReader doesn't like URL for input?
I'm working with WMVCopy in the samples directory. It compiles and runs
fine, the problem is when I give it an input of a URL that I know is running
on a Live stream, it fails. It gives me the "bad parameter" error message.
I can run this program fine with a local .wmv file and the copy works. It
appears to not like a URL like mms://blah.blah.blah.blah/pub, the blah's
obviously being...
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2 |
06.06.2007 23:18:17 |
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Media library
I want to create a media library like WMP did in my app,how can i do that ?
I found IWMPLibrary interface in the sdk,but there is not any info about
creating a new media library.Any help will be appreciated!
Regards
Howen
...
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1 |
06.06.2007 05:40:58 |