thirdparty/scummvm
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synced imuse digital with scummvm imuse and related stuff

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This commit is contained in:
Pawel Kolodziejski 2008-03-10 23:06:07 +00:00
parent 857527b278
commit f11e24b7b1
32 changed files with 1536 additions and 781 deletions
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27
engine/backend/sdl/driver_sdl.cpp
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@ -359,11 +359,22 @@ void DriverSDL::delayMillis(uint msecs) {
SDL_Delay(msecs);
}
void DriverSDL::setTimerCallback(TimerProc callback, int timer) {
SDL_SetTimer(timer, (SDL_TimerCallback) callback);
static SDL_TimerID _timerID = NULL;
static Uint32 timer_handler(Uint32 interval, void *param) {
((DefaultTimerManager *)param)->handler();
return interval;
}
MutexRef DriverSDL::createMutex() {
void DriverSDL::setTimerCallback() {
_timerID = SDL_AddTimer(10, &timer_handler, g_timer);
}
void DriverSDL::clearTimerCallback() {
SDL_RemoveTimer(_timerID);
}
Common::MutexRef DriverSDL::createMutex() {
return (MutexRef)SDL_CreateMutex();
}
@ -382,12 +393,20 @@ void DriverSDL::deleteMutex(MutexRef mutex) {
bool DriverSDL::setSoundCallback(SoundProc proc, void *param) {
SDL_AudioSpec desired;
// Determine the sample buffer size. We want it to store enough data for
// about 1/10th of a second. Note that it must be a power of two.
// So e.g. at 22050 Hz, we request a sample buffer size of 2048.
int samples = 0x8000;
while (10 * samples >= _samplesPerSec) {
samples >>= 1;
}
memset(&desired, 0, sizeof(desired));
desired.freq = _samplesPerSec;
desired.format = AUDIO_S16SYS;
desired.channels = 2;
desired.samples = 2048;
desired.samples = (uint16)samples;
desired.callback = proc;
desired.userdata = param;