SoundHandle AudioSystem::LoadSound(const char * const filename)
{
SDL_AudioSpec spec;
Uint32 len;
Uint8 *wav;
if (SDL_LoadWAV(filename, &spec, &wav, &len) == nullptr)
{
log::Error("Could not load sound ", filename, ": ", SDL_GetError());
return InvalidSound;
}
ALenum format = GetALFormat(spec);
if (format == 0)
{
log::Error("Could not load sound ", filename, ": Unsupported data format");
SDL_FreeWAV(wav);
return InvalidSound;
}
Sound *sound = m_sounds.Obtain();
alBufferData(sound->buffer, format, wav, len, spec.freq);
AL_CHECK;
SDL_FreeWAV(wav);
return m_sounds.IndexOf(sound);
}
OSStatus LoadFileData(const char *inFilePath, void* &outData, UInt32 &outDataSize, ALuint &outBufferID)
{
AudioFileID theAFID = 0;
OSStatus result = noErr;
UInt64 theFileSize = 0;
AudioStreamBasicDescription theFileFormat;
result = LoadFileDataInfo(inFilePath, theAFID, theFileFormat, theFileSize);
outDataSize = (UInt32)theFileSize;
AssertNoError("Error loading file info", fail)
outData = malloc(outDataSize);
result = AudioFileReadBytes(theAFID, false, 0, &outDataSize, outData);
AssertNoError("Error reading file data", fail)
if (!TestAudioFormatNativeEndian(theFileFormat) && (theFileFormat.mBitsPerChannel > 8))
return kSoundEngineErrInvalidFileFormat;
alGenBuffers(1, &outBufferID);
AssertNoOALError("Error generating buffer\n", fail);
alBufferDataStaticProc(outBufferID, GetALFormat(theFileFormat), outData, outDataSize, theFileFormat.mSampleRate);
AssertNoOALError("Error attaching data to buffer\n", fail);
AudioFileClose(theAFID);
return result;
fail:
if (theAFID)
AudioFileClose(theAFID);
if (outData)
{
free(outData);
outData = NULL;
}
return result;
}
