/* MAKE SURE you hold the audio lock (SDL_LockAudio()) before calling this! */
int _Mix_UnregisterEffect_locked(int channel, Mix_EffectFunc_t f)
{
effect_info **e = NULL;
if (channel == MIX_CHANNEL_POST) {
e = &posteffects;
} else {
if ((channel < 0) || (channel >= num_channels)) {
Mix_SetError("Invalid channel number");
return(0);
}
e = &mix_channel[channel].effects;
}
return _Mix_remove_effect(channel, e, f);
}
int Mix_UnregisterEffect(int channel, Mix_EffectFunc_t f)
{
effect_info **e = NULL;
int retval;
if (channel == MIX_CHANNEL_POST) {
e = &posteffects;
} else {
if ((channel < 0) || (channel >= num_channels)) {
Mix_SetError("Invalid channel number");
return(0);
}
e = &mix_channel[channel].effects;
}
SDL_LockAudio();
retval = _Mix_remove_effect(channel, e, f);
SDL_UnlockAudio();
return(retval);
}
