diff options
Diffstat (limited to 'src/sound/oalsound/buffer.cpp')
-rw-r--r-- | src/sound/oalsound/buffer.cpp | 41 |
1 files changed, 29 insertions, 12 deletions
diff --git a/src/sound/oalsound/buffer.cpp b/src/sound/oalsound/buffer.cpp index 27da848..d76b24a 100644 --- a/src/sound/oalsound/buffer.cpp +++ b/src/sound/oalsound/buffer.cpp @@ -35,26 +35,43 @@ Buffer::~Buffer() { bool Buffer::LoadFromFile(std::string filename, Sound sound) { mSound = sound; - GetLogger()->Debug("Loading audio file: %s\n", filename.c_str()); - mBuffer = alutCreateBufferFromFile(filename.c_str()); - ALenum error = alutGetError(); - if (error) { - GetLogger()->Warn("Failed to load file. Reason: %s\n", alutGetErrorString(error)); + SF_INFO fileInfo; + SNDFILE *file = sf_open(filename.c_str(), SFM_READ, &fileInfo); + + GetLogger()->Trace(" channels %d\n", fileInfo.channels); + GetLogger()->Trace(" format %d\n", fileInfo.format); + GetLogger()->Trace(" frames %d\n", fileInfo.frames); + GetLogger()->Trace(" samplerate %d\n", fileInfo.samplerate); + GetLogger()->Trace(" sections %d\n", fileInfo.sections); + + if (!file) { + GetLogger()->Warn("Could not load file. Reason: %s\n", sf_strerror(file)); mLoaded = false; return false; } - ALint size, bits, channels, freq; - - alGetBufferi(mBuffer, AL_SIZE, &size); - alGetBufferi(mBuffer, AL_BITS, &bits); - alGetBufferi(mBuffer, AL_CHANNELS, &channels); - alGetBufferi(mBuffer, AL_FREQUENCY, &freq); + alGenBuffers(1, &mBuffer); + if (!mBuffer) { + GetLogger()->Warn("Could not create audio buffer\n"); + mLoaded = false; + sf_close(file); + return false; + } - mDuration = static_cast<ALfloat>(size) * 8 / channels / bits / static_cast<ALfloat>(freq); + // read chunks of 4096 samples + std::vector<uint16_t> data; + std::array<int16_t, 4096> buffer; + data.reserve(fileInfo.frames); + size_t read = 0; + while ((read = sf_read_short(file, buffer.data(), buffer.size())) != 0) { + data.insert(data.end(), buffer.begin(), buffer.begin() + read); + } + sf_close(file); + alBufferData(mBuffer, fileInfo.channels == 1 ? AL_FORMAT_MONO16 : AL_FORMAT_STEREO16, &data.front(), data.size() * sizeof(uint16_t), fileInfo.samplerate); + mDuration = static_cast<float>(fileInfo.frames) / fileInfo.samplerate; mLoaded = true; return true; } |