func (p *Plugin) apiAudioPlay(tbl *lua.LTable) bool {
if p.instance.Audio.IsPlaying() {
return false
}
filename := tbl.RawGetH(lua.LString("filename"))
exec := tbl.RawGetH(lua.LString("exec"))
args := tbl.RawGetH(lua.LString("args"))
callback := tbl.RawGetH(lua.LString("callback"))
if enc, ok := p.instance.Client.AudioEncoder.(*opus.Encoder); ok {
enc.SetApplication(gopus.Audio)
}
switch {
// source file
case filename != lua.LNil && exec == lua.LNil && args == lua.LNil:
p.instance.Audio.Source = gumble_ffmpeg.SourceFile(filename.String())
// source exec
case filename == lua.LNil && exec != lua.LNil:
var argsStr []string
if argsTable, ok := args.(*lua.LTable); ok {
for i := 1; ; i++ {
arg := argsTable.RawGetInt(i)
if arg == lua.LNil {
break
}
argsStr = append(argsStr, arg.String())
}
}
p.instance.Audio.Source = gumble_ffmpeg.SourceExec(exec.String(), argsStr...)
default:
panic("invalid source type")
}
p.instance.Audio.Play()
go func() {
p.instance.Audio.Wait()
if callback.Type() != lua.LTNil {
p.callValue(callback)
}
}()
return true
}
func (a *adapter) getTTSSource(str string) (gumble_ffmpeg.Source, error) {
return gumble_ffmpeg.SourceExec("picospeaker", "--type", "wav", "--output", "-", str), nil
//return &festivalSource{str: str}, nil
}