DWORD WINAPI MixAudio(LPVOID lpParameter )
{
const int BUFFER_SIZE = 4096;
const int NUM_BUFFERS = 8;
char* pcm = new char[BUFFER_SIZE];
ALuint buffers[NUM_BUFFERS];
ALuint source;
int size;
alGenBuffers(NUM_BUFFERS, buffers);
alGenSources(1, &source);
for(int i=0;i<NUM_BUFFERS;i++){
size = g_ogg.audio_read(pcm,BUFFER_SIZE);
alBufferData(buffers[i], AL_FORMAT_STEREO16, pcm, size, 44100);
}
alSourceQueueBuffers(source, NUM_BUFFERS, buffers);
alSourcePlay(source);
while(g_ogg.playing())
{
int processed;
alGetSourcei(source, AL_BUFFERS_PROCESSED, &processed);
while((processed--)>0)
{
ALuint buffer;
alSourceUnqueueBuffers(source, 1, &buffer);
size = g_ogg.audio_read(pcm,BUFFER_SIZE);
if(size>0)
alBufferData(buffer, AL_FORMAT_STEREO16, pcm, size, 44100);
alSourceQueueBuffers(source, 1, &buffer);
ALenum state;
alGetSourcei(source, AL_SOURCE_STATE, &state);
if(state!=AL_PLAYING)
alSourcePlay(source);
}
Sleep(5);
}
alSourceStop(source);
alDeleteSources(1, &source);
alDeleteBuffers(NUM_BUFFERS, buffers);
delete [] pcm;
return 0;
}
