Re: TAPI / .wav files

Tech-Archive recommends: Repair Windows Errors & Optimize Windows Performance

Are you trying to send DTMF tones as a wave file?
No wonder you have that problem.
Why don't you send them as the DTMF tones using:
lineGenerateDigits()
?
Jack

"Foghorn" <me@xxxxxxxx> wrote in message
news:6Ffcf.10289$Bx.8405@xxxxxxxxxxx
> Jack wrote:
>> * Garbled sound: How to check the modem.
>> Make the following test:
>> 1.
>> . In Windows>Control Panel find:
>> Windows XP ---> Sounds, Speech and Audio Devices ---> Sounds
>> and Audio Devices ---> Audio tab
>> Windows 2000 ---> Sounds and Multimedia or
>> Windows 98 ---> Multimedia
>> and select your modem's driver as a default Playback device.
>> Usually the modem's wave driver will look like this: Modem #0 Line
>> Playback
>> 2.
>> Open Windows Media Player and load your wave file.
>> 3.
>> Make a phone call using dialer software. It can be Windows Dialer
>> or Tapi Browser.
>> 4.
>> When the phone call is received press Play button in Windows Media
>> Player.
>> 5.
>> Do not forget to set back default playback device to what you had
>> before.
>> Jack
>>
>
> Jack, thanks for the instructions on how to do this. I was able to run
> the test, and almost all wav files sounded crappy. Most of them sounded
> like they were skipping, for example:
> "we're sorry, your call cannot be completed as dialed. please check the
> number and try your call again"
> sounded like:
> "we're sorry, your call dialed please check call again"
>
> Only one wave, out of the hundred or so that I played, sounded ok, and it
> was just a short 1 second long SIT tone.
>
> I guess it is a safe assumption to say that my modem isn't very good at
> wav playback, as Adam has already suggested. It's a USR 56k Winmodem,
> from around 1998. Are winmodems not very desirable for wav playback?
>
> I suppose it's time to try a different modem.


.

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