Recent update: 2008-3-21
Hi,I have write a class wrapper to Vista API audio functions to control the master volume (level and mute).All functions of IAudioEndpointVolume Interface apper to work ok except the SetMute function.The problem apper to be the parameter pguidEventContext of type Guid.If I set the following ...
Were seeing several Vista machines, with widely varying sound hardware (onboard such as Sigmatel, Realtek, plus add-in like SB X-fi, Audigy etc) that are all exhibiting some odd behavior with our application -- a pegged CPU core. All have the latest driver updates from the OEMs, for whatever ...
Hi, I have installed LMAddinPack(Live meeting) on Vista.when i open Microsoft Outlook, there i should get this live meeting options as plugins.But i am not getting it. However i am getting these plugins on XP. So anyone could help me out and let me know the procedures and i should carry to get ...
Hi,I have write a class wrapper to Vista API audion functions to control the master volume (level and mute).All functions of IAudioEndpointVolume Interface apper to work ok except the SetMute function.The problem apper to be the parameter pguidEventContext of type Guid.If I set the following ...
Hello Im getting tired of googling about WASAPI and only finding hits on my OWN code :)What are we supposed to do if we want to do exclusive mode and IsFormatSupported just returns AUDCLNT_E_UNSUPPORTED_FORMAT, and doesnt even provide a "closet match". Are we supposed to try all ...
984 byte By
Flap at 2008-2-28
Hello,I'm trying to implement audio streaming using the new Wasapi API.I've managed to make shared mode for recording and playback work but I'm stuck with getting exclusive mode work (AUDCLNT_SHAREMODE_EXCLUSIVE flag).Everything seems to work (i.e. all the calls to IAudioClient etc. return ...
Were seeing several Vista machines, with widely varying sound hardware (onboard such as Sigmatel, Realtek, plus add-in like SB X-fi, Audigy etc) that are all exhibiting some odd behavior with our application -- a pegged CPU core. All have the latest driver updates from the OEMs, for whatever ...
511 byte By
AntonX at 2008-2-26
I'm having troubles with routing of LineIn directly to the speaker output internally (!) in the sound card (utilizing the sound card MUX.) I don't need to capture the stream, I just need to listen to the input line for monitoring purposes. With the old style mixer I just check the box under ...
HiI've got this annoying problem since the release of Win Vista Ultimate RTM (32bit). When i play audio,games/movies the Audiodg.exe uses 25-30% of the cpu every 30th second or so. This have an BIG effect on the sound, wich crackles every time audiodg uses more than 0% of the cpu. i have ...
I want to start a process (not a thread) to do audio-playback in the background. A GUI Process should do the volume control.What do i have to do to use the audio session of the GUI Process in my Background process so that the GUI process controls the volume of the Playback.somewhere i read that ...
Since installing Vista Ultimate, simple music playback using various programs is hampered by digital stuttering (similar to Max Headroom) from all music players. Vista can't get through a single song without these hiccups.Occurs in: Media Center; Rhapsody; Winamp, WMP 11; iTunes about every 30 ...
I just installed Vista and my back 2 speakers stopped working. I have an Asus P4S533-MX motherboard, and AD1980 SoundMax audio driver. No idea what's going on....please help. </span>
There will be a "Enhancements" tab on the device Properties page if we use APO to add some sound effects.( ex: Speaker or Microphone) And I want to control the checkbox in the "Enhancements" tab. The question is : how can we get the interface of this page? I know the ...
HiI've got this annoying problem since the release of Win Vista Ultimate RTM (32bit). When i play audio,games/movies the Audiodg.exe uses 25-30% of the cpu every 30th second or so. This have an BIG effect on the sound, wich crackles every time audiodg uses more than 0% of the cpu. i have ...
HiI've got this annoying problem since the release of Win Vista Ultimate RTM (32bit). When i play audio,games/movies the Audiodg.exe uses 25-30% of the cpu every 30th second or so. This have an BIG effect on the sound, wich crackles every time audiodg uses more than 0% of the cpu. i have ...
Since installing Vista Ultimate, simple music playback using various programs is hampered by digital stuttering (similar to Max Headroom) from all music players. Vista can't get through a single song without these hiccups.Occurs in: Media Center; Rhapsody; Winamp, WMP 11; iTunes about every 30 ...
As above, my application requires mic selected as input device while program startup. But i don't know so far how could i tell which is which while enumerating end point devices. could anybody help?
I want to start a process (not a thread) to do audio-playback in the background. A GUI Process should do the volume control.What do i have to do to use the audio session of the GUI Process in my Background process so that the GUI process controls the volume of the Playback.somewhere i read that ...
HiI've got this annoying problem since the release of Win Vista Ultimate RTM (32bit). When i play audio,games/movies the Audiodg.exe uses 25-30% of the cpu every 30th second or so. This have an BIG effect on the sound, wich crackles every time audiodg uses more than 0% of the cpu. i have ...
HiI've got this annoying problem since the release of Win Vista Ultimate RTM (32bit). When i play audio,games/movies the Audiodg.exe uses 25-30% of the cpu every 30th second or so. This have an BIG effect on the sound, wich crackles every time audiodg uses more than 0% of the cpu. i have ...
1561 byte By
AntonX at 2008-2-15
We have a very special medical (hearing healthcare) application that works with a sound card. It worked fine on 2000/XP with mixer*** API and DirectSound, but I'm having troubles with using the new Vista audio API. We use several specific USB sound chips with our own VIDs/PIDs, for which ...
I recently bought a sony VAIO laptop. It was working fine and it came with vista pre installed. However, there was a CD that said 'Upgrade your Windows Vista Experience'. So I installed the software and once (after some hours) it was installed I saw the speaker icon at the bottom right with ...
I bought this windows vista ... and it has not the drivers for this sound card , the manufacture dosen`t product sound cards anymore and dosen`t has availble windows vista drivers for this card or any sound card , windows xp has this drivers , I tried to install them from a backup of ...
232 byte By
pie98 at 2008-2-15
Just installed windows vista ultimite, under user accounts it doesn't list all or any of my accounts therefore I cant change one to administrator. On my other Machine it lists all user accounts. Any answers on how to get this back?
741 byte By
Girder at 2008-2-15
I'm working on the vista mixer compatibility layer for our application ( Girder, http://www.promixis.com ) and ran into something odd.When I set the volume with SetMasterVolumeLevelScalar the SndVol slider moves to that exact spot and a subsequent GetMasterVolumeLevelScalar returns the correct ...
Hi all,I wrote the following question in other forum space but some MSFT guy told me to try this forum for my question. I hope I could get right answer as soon as possible here.On Windows XP or earlier, I could capture the audio stream to the speacker not from the external device (maybe ...
Hi,Can anyone point me to the best suited technology to use, when I want to build a MIDI recording and playback application. Are such services built into Vista, should I use DirectX, or should I go for WINMM.DLL (and I don't know if that DLL is available on Vista)?Any guidelines would be ...
1210 byte By
anisk at 2008-2-13
i am preparing application to test sound at different speaker configuration for windows vista and windows XP.for doing this i am using API SetSpeakerConfig() to set the different configuration and API GetSpeakerConfig() for getting same configuration. this is working fine in Windows XP. but not ...
HiI've got this annoying problem since the release of Win Vista Ultimate RTM (32bit). When i play audio,games/movies the Audiodg.exe uses 25-30% of the cpu every 30th second or so. This have an BIG effect on the sound, wich crackles every time audiodg uses more than 0% of the cpu. i have ...
Since installing Vista Ultimate, simple music playback using various programs is hampered by digital stuttering (similar to Max Headroom) from all music players. Vista can't get through a single song without these hiccups.Occurs in: Media Center; Rhapsody; Winamp, WMP 11; iTunes about every 30 ...
232 byte By
pie98 at 2008-2-11
Just installed windows vista ultimite, under user accounts it doesn't list all or any of my accounts therefore I cant change one to administrator. On my other Machine it lists all user accounts. Any answers on how to get this back?
Since installing Vista Ultimate, simple music playback using various programs is hampered by digital stuttering (similar to Max Headroom) from all music players. Vista can't get through a single song without these hiccups.Occurs in: Media Center; Rhapsody; Winamp, WMP 11; iTunes about every 30 ...
I bought this windows vista ... and it has not the drivers for this sound card , the manufacture dosen`t product sound cards anymore and dosen`t has availble windows vista drivers for this card or any sound card , windows xp has this drivers , I tried to install them from a backup of ...
Hello Im getting tired of googling about WASAPI and only finding hits on my OWN code :)What are we supposed to do if we want to do exclusive mode and IsFormatSupported just returns AUDCLNT_E_UNSUPPORTED_FORMAT, and doesnt even provide a "closet match". Are we supposed to try all ...
I have a voice recorder application that was built using the old multimedia api. I've heard that vista implements a different architecture for sound (media foundation?).My application relies on lots of different things, such as mixers, volume controls, codecs (gsm for example) and etc.My first ...
Hi all,I wrote the following question in other forum space but some MSFT guy told me to try this forum for my question. I hope I could get right answer as soon as possible here.On Windows XP or earlier, I could capture the audio stream to the speacker not from the external device (maybe ...
1210 byte By
anisk at 2008-2-7
i am preparing application to test sound at different speaker configuration for windows vista and windows XP.for doing this i am using API SetSpeakerConfig() to set the different configuration and API GetSpeakerConfig() for getting same configuration. this is working fine in Windows XP. but not ...
Hi, I have installed LMAddinPack(Live meeting) on Vista.when i open Microsoft Outlook, there i should get this live meeting options as plugins.But i am not getting it. However i am getting these plugins on XP. So anyone could help me out and let me know the procedures and i should carry to get ...
1904 byte By
Sc0tty at 2008-2-7
Hello,I've been trying to set the level of a particular part by using the IAudioVolumeLevel interface of the API. I can Activate a valid instance of the interface, and when I call GetLevelRange on it, I get a min value of -34.5, a max value of 12, and a step value of 1.5. However if I loop ...
Hello, guys.I'm really wondering if there is anybody who succeeded in custom GFX/LFX development?I'm doing my best to set up sample GFX/LFX, but it does not work.Specially the inf which Microsoft provided is almost useless if the destination sound card is different from that of inf (which is ...
252 byte By
Festin at 2008-2-6
This is a basic question. which is the DLL I need to import to my C# volume control application to control my Master volume in Vista. I have used winmm.dll earlier If possible please give a sample which controls the volume in Vista. Thanks
Here's an article written on what hardware developers and us DAW users face with Vista.....It does not look to promising.....am I missing something? http://www.cs.auckland.ac.nz/~pgut001/pubs/vista_cost.txtWhat I'd really like to know is.....Why has there been little interest in Win x64 by ...
Download sp23455, delete any audio that you might have tried prior.. Have check for hardware change, when it finds you audio for Conexant, search for update and go to where you loaded the sp23455.. You should then have sound for your Notebook.. (2100us Notebook, Mobile AMD Athlon XP2200+ 1.80 ...
984 byte By
Flap at 2008-2-4
Hello,I'm trying to implement audio streaming using the new Wasapi API.I've managed to make shared mode for recording and playback work but I'm stuck with getting exclusive mode work (AUDCLNT_SHAREMODE_EXCLUSIVE flag).Everything seems to work (i.e. all the calls to IAudioClient etc. return ...
1210 byte By
anisk at 2008-2-4
i am preparing application to test sound at different speaker configuration for windows vista and windows XP.for doing this i am using API SetSpeakerConfig() to set the different configuration and API GetSpeakerConfig() for getting same configuration. this is working fine in Windows XP. but not ...
Hello!I posted this on MSDN Forums Audio and Video Development Media Foundation Development before I found this forum. I think this is a better place. For some reasons I could not delete it there, so please don′t blame me for double-posting :)In the Vista sound-control-panel one can activate ...
I have discovered what appears to be a Windows Vista bug.If I change the default recording device in the Sound applet (mmsys.cpl) while an application is recording, all future calls to waveInOpen (WAVE_MAPPER, ...) or IAudioClient::Initialize for the default audio endpoint fail with error code ...
1904 byte By
Sc0tty at 2008-2-3
Hello,I've been trying to set the level of a particular part by using the IAudioVolumeLevel interface of the API. I can Activate a valid instance of the interface, and when I call GetLevelRange on it, I get a min value of -34.5, a max value of 12, and a step value of 1.5. However if I loop ...
What is the rule for mapping the channel numbers returned by GetChannelCount to the front left channel, front right channel, center, side left, side right, etc ? IAudioEndpointVolume has a member function to set the volume of a specific channel. It will be nice to know exactly which audio ...
Hi all,I wrote the following question in other forum space but some MSFT guy told me to try this forum for my question. I hope I could get right answer as soon as possible here.On Windows XP or earlier, I could capture the audio stream to the speacker not from the external device (maybe ...