LINETONEMODE (Windows CE 5.0)
These constants describe different selections that are used when generating line tones.
The following table shows the LINETONEMODE constants.
| Value | Description |
|---|---|
| LINETONEMODE_BEEP = 0x00000008 | The tone is a beep, such as that used to announce the beginning of a recording. Exact definition is service-provider defined. |
| LINETONEMODE_BILLING = 0x00000010 | The tone is a billing information tone such as a credit card prompt tone. Exact definition is service-provider defined. |
| LINETONEMODE_BUSY = 0x00000004 | The tone is a busy tone. Exact definition is service-provider defined. |
| LINETONEMODE_CUSTOM = 0x00000001 | The tone is a custom tone defined by its component frequencies, of type LINEGENERATETONE. |
| LINETONEMODE_RINGBACK = 0x00000002 | The tone is ringback tone. Exact definition is service-provider defined. |
Remarks
The high-order 16 bits can be assigned for device-specific extensions. The low-order 16 bits are reserved.
These constants are used to define tones to be generated inband over a call to the remote party. Note that tone detection of non-custom tones does not use these constants.
Requirements
OS Versions: Windows CE 3.0 and later.
Header: Tapi.h.
See Also
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