53 lines
1.2 KiB
C++
53 lines
1.2 KiB
C++
|
#include <SDL_sound.h>
|
||
|
|
#include <SDL_mixer.h>
|
||
|
|
#include "sound_device.h"
|
||
|
|
#include "m_exceptions.h"
|
||
|
|
#include "log.h"
|
||
|
|
|
||
|
|
namespace Audio {
|
||
|
|
SoundDevice::SoundDevice() {
|
||
|
|
memset(cardName, 0, sizeof(cardName));
|
||
|
|
rate = 44100;
|
||
|
|
channels = 2;
|
||
|
|
bufSize = 4096;
|
||
|
|
format = AUDIO_S16;
|
||
|
|
status = CLOSED;
|
||
|
|
}
|
||
|
|
|
||
|
|
SoundDevice::~SoundDevice() {
|
||
|
|
Mix_HaltGroup(-1);
|
||
|
|
Mix_HaltMusic();
|
||
|
|
close();
|
||
|
|
}
|
||
|
|
|
||
|
|
void SoundDevice::close() {
|
||
|
|
if (!status)
|
||
|
|
return;
|
||
|
|
Mix_CloseAudio();
|
||
|
|
status = CLOSED;
|
||
|
|
}
|
||
|
|
|
||
|
|
void SoundDevice::open() {
|
||
|
|
if (status)
|
||
|
|
close();
|
||
|
|
if (Mix_OpenAudio(rate, format, channels, bufSize))
|
||
|
|
throw E_NOTSUPPORTED(SDL_GetError());
|
||
|
|
SDL_AudioDriverName (cardName, sizeof (cardName));
|
||
|
|
if (!Mix_QuerySpec(&rate, &format, &channels))
|
||
|
|
throw E_NOTSUPPORTED(SDL_GetError());
|
||
|
|
INFO << "Sound-device [" << cardName << "] opened at " << rate << " Hz " <<
|
||
|
|
(format & 0xff) << " bit " << channels << " channels " << bufSize <<
|
||
|
|
" buffer size" << std::endl;
|
||
|
|
|
||
|
|
status = OPEN;
|
||
|
|
}
|
||
|
|
|
||
|
|
void SoundDevice::open(int r, Uint16 f, int c, int bs) {
|
||
|
|
rate = r;
|
||
|
|
format = f;
|
||
|
|
channels = c;
|
||
|
|
bufSize = bs;
|
||
|
|
open();
|
||
|
|
}
|
||
|
|
}
|