void SourceSample::Load(char *filename) {
#define BUFSIZE 1024 * 1024
SDL_RWops *rwops;
rwops = SDL_RWFromFile(filename, "rb");
Sound_Sample *sample = Sound_NewSample(rwops, NULL,
_system->GetAudioInfo(),
_buffersize );
if(sample == NULL) {
fprintf(stderr, "[error] failed loading sample from '%s': %s\n",
filename, Sound_GetError());
return;
}
Sound_DecodeAll(sample);
_buffersize = sample->buffer_size;
_buffer = new Uint8[_buffersize];
memcpy(_buffer, sample->buffer, _buffersize);
Sound_FreeSample(sample);
// fprintf(stderr, "done decoding sample '%s'\n", filename);
_position = 0;
}
bool tryRead(SDL_RWops &ops, const char *ext)
{
Sound_Sample *sample = Sound_NewSample(&ops, ext, 0, STREAM_BUF_SIZE);
if (!sample)
{
SDL_RWclose(&ops);
return false;
}
/* Do all of the decoding in the handler so we don't have
* to keep the source ops around */
uint32_t decBytes = Sound_DecodeAll(sample);
uint8_t sampleSize = formatSampleSize(sample->actual.format);
uint32_t sampleCount = decBytes / sampleSize;
buffer = new SoundBuffer;
buffer->bytes = sampleSize * sampleCount;
ALenum alFormat = chooseALFormat(sampleSize, sample->actual.channels);
AL::Buffer::uploadData(buffer->alBuffer, alFormat, sample->buffer,
buffer->bytes, sample->actual.rate);
Sound_FreeSample(sample);
return true;
}
int main(int argc, char *argv[])
{
if (argc != 2) {
fprintf(stderr, "usage: %s <filename>\n", argv[0]);
return 1;
}
if (SDL_Init(SDL_INIT_AUDIO) != 0) {
fprintf(stderr, "Error: %s\n", SDL_GetError());
return 1;
}
if (Sound_Init() == 0) {
fprintf(stderr, "Error: %s\n", Sound_GetError());
return 1;
}
SDL_RWops* rw = SDL_RWFromFile(argv[1], "r");
if (rw == NULL) {
fprintf(stderr, "Error: %s\n", SDL_GetError());
return 1;
}
Sound_AudioInfo wantedFormat;
wantedFormat.channels = 2;
wantedFormat.rate = 44100;
wantedFormat.format = AUDIO_S16LSB;
Sound_Sample* sample = Sound_NewSample(rw, 0, &wantedFormat, 8192);
if (sample == 0) {
fprintf(stderr, "Error: %s\n", Sound_GetError());
return 1;
}
Sound_DecodeAll(sample);
printf("Format: %s\n", sample->decoder->description);
printf("Decoded %d bytes of data.\n", sample->buffer_size);
Sound_FreeSample(sample);
return 0;
}
