package tts // This is a wrapper to statisfy the GRPC service interface // It is meant to be used by the main executable that is the server for the specific backend type (falcon, gpt3, etc) import ( "fmt" "os" "path/filepath" "github.com/go-skynet/LocalAI/pkg/grpc/base" pb "github.com/go-skynet/LocalAI/pkg/grpc/proto" piper "github.com/mudler/go-piper" ) type Piper struct { base.Base piper *PiperB } func (sd *Piper) Load(opts *pb.ModelOptions) error { if filepath.Ext(opts.Model) != ".onnx" { return fmt.Errorf("unsupported model type %s (should end with .onnx)", opts.Model) } var err error // Note: the Model here is a path to a directory containing the model files sd.piper, err = New(opts.LibrarySearchPath) return err } func (sd *Piper) TTS(opts *pb.TTSRequest) error { return sd.piper.TTS(opts.Text, opts.Model, opts.Dst) } type PiperB struct { assetDir string } func New(assetDir string) (*PiperB, error) { if _, err := os.Stat(assetDir); err != nil { return nil, err } return &PiperB{ assetDir: assetDir, }, nil } func (s *PiperB) TTS(text, model, dst string) error { return piper.TextToWav(text, model, s.assetDir, "", dst) }