// start playback of the red alert voice
void red_alert_voice_play()
{
if ( !Briefing_voice_enabled ) {
return;
}
if ( Red_alert_voice < 0 ) {
// play simulated speech?
if (fsspeech_play_from(FSSPEECH_FROM_BRIEFING)) {
if (fsspeech_playing()) {
return;
}
fsspeech_play(FSSPEECH_FROM_BRIEFING, Briefing->stages[0].text.c_str());
Red_alert_voice_started = 1;
}
} else {
if (audiostream_is_playing(Red_alert_voice)) {
return;
}
audiostream_play(Red_alert_voice, Master_voice_volume, 0);
Red_alert_voice_started = 1;
}
}
/**
* Start playback of the voice for a particular briefing stage
* @param stage_num Particular briefing stage
*/
void cmd_brief_voice_play(int stage_num)
{
int voice = -1;
int stage = -1;
if (!Voice_good_to_go) {
Voice_started_time = 0;
return;
}
if (!Voice_started_time) {
Voice_started_time = timer_get_milliseconds();
Voice_ended_time = 0;
}
if (!Briefing_voice_enabled){
return;
}
if (Cur_stage >= 0 && Cur_stage < Cur_cmd_brief->num_stages){
voice = Cur_cmd_brief->stage[stage_num].wave;
stage = stage_num;
}
// do we need to play simulated speech?
if (voice < 0 && fsspeech_play_from(FSSPEECH_FROM_BRIEFING)) {
// are we still on the same stage?
if (Cmd_brief_last_stage == stage) {
return; // no changes, nothing to do.
}
// if previous stage is still playing, stop it first.
if (Cmd_brief_last_stage >= 0) {
fsspeech_stop();
Cmd_brief_last_stage = -1;
}
// ok, new text needs speaking
Cmd_brief_last_stage = stage;
if (stage >= 0) {
fsspeech_play(FSSPEECH_FROM_BRIEFING, Cur_cmd_brief->stage[stage_num].text.c_str());
}
} else {
// are we still on same voice that is currently playing/played?
if (Cmd_brief_last_voice == voice) {
return; // no changes, nothing to do.
}
// if previous wave is still playing, stop it first.
if (Cmd_brief_last_voice >= 0) {
audiostream_stop(Cmd_brief_last_voice, 1, 0); // stream is automatically rewound
Cmd_brief_last_voice = -1;
}
// ok, new wave needs playing, so we can start playing it now (and it becomes the current wave)
Cmd_brief_last_voice = voice;
if (voice >= 0) {
audiostream_play(voice, Master_voice_volume, 0);
}
}
}