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Size: 1284
Comment: typo
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← Revision 8 as of 2015-01-09 23:02:41 ⇥
Size: 1284
Comment: Changed function name in example for consistency.
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| Deletions are marked like this. | Additions are marked like this. |
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| void myAudioCallback(void *userdata, Uint8* stream, int len) | void MyAudioCallback(void *userdata, Uint8* stream, int len) |
SDL_UnlockAudioDevice
Use this function to unlock the audio callback function for a specified device.
Syntax
void SDL_UnlockAudioDevice(SDL_AudioDeviceID dev)
Function Parameters
dev |
the ID of the device to be unlocked |
Code Examples
void MyAudioCallback(void *userdata, Uint8* stream, int len)
{
printf("The audio callback is running!\n");
SDL_memset(stream, 0, len); // just silence.
printf("The audio callback is done!\n");
}
// don't lock for 2 seconds at a time in real life, please.
extern SDL_AudioDeviceID devid;
SDL_Delay(2000); // callback runs for 2 seconds.
SDL_LockAudioDevice(devid);
printf("The audio callback can't be running right now!\n");
SDL_Delay(2000); // callback doesn't run for 2 seconds.
printf("Ok, unlocking!\n");
SDL_UnlockAudioDevice(devid);
SDL_Delay(2000); // callback runs for 2 seconds.
Remarks
Unlocks a previous SDL_LockAudioDevice() call. Please see that function's remarks for more details.
