www.digitalmars.com [Home] [Search] [Contents]

sound.h


sound_beep

Header

sound.h

Prototype

void sound_beep(int freq);

Description

The sound_beep function causes the built-in speaker to sound a beep. Any frequency in Hertz can be approximated by multiplying by a conversion factor of 1.331 and using this value for freq. This function works only on machines that are hardware and software compatible with the IBM PC.

Return Value

None

Compatibility

DOS Windows 3.x Phar Lap DOSX Win32

See Also

sound_click
sound_tone


sound_click

Header

sound.h

Prototype

void sound_click();

Description

The sound_click function causes the built-in speaker to click. This function works only on machines that are hardware and software compatible with the IBM PC.

Return Value

None

Compatibility

DOS Windows 3.x Phar Lap DOSX Win32

See Also

sound_beep
sound_tone

Example

See sound_beep

sound_tone

Header

sound.h

Prototype

void sound_tone(int cycles, int uptime, int dntime);

Description

The sound_tone function plays tones through the built-in speaker. The number of cycles and the cycle times are specified. This function works only on machines that are hardware and software compatible with the IBM PC.

Return Value

None

Compatibility

DOS Windows 3.x Phar Lap DOSX Win32

See Also

sound_beep
sound_click

Example

See sound_beep