func OpenAudio(frequency int, format uint16, channels, chunksize int) bool {
_frequency := (C.int)(frequency)
_format := (C.Uint16)(format)
_channels := (C.int)(channels)
_chunksize := (C.int)(chunksize)
return int(C.Mix_OpenAudio(_frequency, _format, _channels, _chunksize)) == 0
}
// Open the mixer with a certain audio format
func OpenMixer(frequency int, format uint16, channels int, chunksize int) (bool) {
res := (int(C.Mix_OpenAudio(C.int(frequency),
C.Uint16(format), C.int( channels), C.int(chunksize))))
ok := (res == 0)
MixerOpened = ok
return ok
}
// OpenAudio (https://www.libsdl.org/projects/SDL_mixer/docs/SDL_mixer_11.html)
func OpenAudio(frequency int, format uint16, channels, chunksize int) error {
_frequency := (C.int)(frequency)
_format := (C.Uint16)(format)
_channels := (C.int)(channels)
_chunksize := (C.int)(chunksize)
if C.Mix_OpenAudio(_frequency, _format, _channels, _chunksize) < 0 {
return sdl.GetError()
}
return nil
}
func Init(initSDL, stereo bool, rate, nchannels, nbuffers int) {
if initSDL {
GSDLWasInitHere = true
if C.SDL_Init(C.SDL_INIT_AUDIO) != 0 {
panic(fmt.Sprintf("Unable to initialize SDL: %v\n", util.GetSdlError()))
}
}
//initFlags := C.MIX_INIT_FLAC | C.MIX_INIT_MP3 | C.MIX_INIT_OGG
//C.Mix_Init(initFlags)
audio_format := C.AUDIO_S16SYS
nstereo := 1
if stereo {
nstereo = 2
}
if C.Mix_OpenAudio(C.int(rate), C.Uint16(audio_format),
C.int(nstereo), C.int(nbuffers)) != 0 {
panic(fmt.Sprintf("Unable to initialize audio: %v\n", util.GetMixError()))
}
channel.Allocate(nchannels)
}
// Initializes SDL_mixer. Return 0 if successful and -1 if there were
// initialization errors.
func OpenAudio(frequency int, format uint16, channels, chunksize int) int {
return int(C.Mix_OpenAudio(C.int(frequency), C.Uint16(format),
C.int(channels), C.int(chunksize)))
}
