Add auto-restart-voicemeeter tool.
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9b8393f27c
commit
1bd68fc0ba
GPG Key ID:
468BBEEBB9EC6AEA
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module git.icedream.tech/icedream/auto-restart-voicemeeter
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go 1.20
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require (
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github.com/JamesDunne/go-asio v0.0.0-20150322061733-6c4b099ca927
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github.com/davecgh/go-spew v1.1.1
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)
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require github.com/cenkalti/backoff/v4 v4.2.0 // indirect
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github.com/JamesDunne/go-asio v0.0.0-20150322061733-6c4b099ca927 h1:qcTT3RNLm21eamlM+G/AJrh1KG9VcyW8AwOsbzVRW04=
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github.com/JamesDunne/go-asio v0.0.0-20150322061733-6c4b099ca927/go.mod h1:dRYieepeZSO8hlYXKnpnn6WqR7Myv+kb+Y+w14NxfFw=
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github.com/cenkalti/backoff/v4 v4.2.0 h1:HN5dHm3WBOgndBH6E8V0q2jIYIR3s9yglV8k/+MN3u4=
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github.com/cenkalti/backoff/v4 v4.2.0/go.mod h1:Y3VNntkOUPxTVeUxJ/G5vcM//AlwfmyYozVcomhLiZE=
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github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
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github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
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package main
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import (
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"errors"
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"fmt"
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"log"
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"math"
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"os"
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"os/exec"
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"os/signal"
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"strings"
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"syscall"
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"time"
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asio "github.com/JamesDunne/go-asio"
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"github.com/cenkalti/backoff/v4"
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)
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func reverse(s string) string {
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r := []rune(s)
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for i, j := 0, len(r)-1; i < len(r)/2; i, j = i+1, j-1 {
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r[i], r[j] = r[j], r[i]
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}
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return string(r)
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}
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func main() {
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// TODO - handle interrupt signal here rather than in sample loop
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bo := backoff.NewConstantBackOff(time.Second)
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err := backoff.Retry(run, bo)
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if err != nil {
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log.Fatal(err)
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}
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}
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func run() error {
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fmt.Printf("CoInitialize(0)\n")
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asio.CoInitialize(0)
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defer fmt.Printf("CoUninitialize()\n")
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defer asio.CoUninitialize()
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drivers, err := asio.ListDrivers()
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if err != nil {
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return backoff.Permanent(err)
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}
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var mainOutDriver *asio.ASIODriver
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for _, driver := range drivers {
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if driver.Name != "Voicemeeter Virtual ASIO" {
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continue
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}
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mainOutDriver = driver
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break
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}
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if mainOutDriver == nil {
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return backoff.Permanent(errors.New("could not find main Voicemeeter ASIO output"))
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}
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log.Println("ASIO driver:", mainOutDriver.GUID, mainOutDriver.CLSID, mainOutDriver.Name)
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if err := mainOutDriver.Open(); err != nil {
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return err
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}
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defer mainOutDriver.Close()
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drv := mainOutDriver.ASIO
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fmt.Printf("getDriverName(): '%s'\n", drv.GetDriverName())
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fmt.Printf("getDriverVersion(): %d\n", drv.GetDriverVersion())
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// mainOutUnknown := drv.AsIUnknown()
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// mainOutUnknown.AddRef()
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// defer mainOutUnknown.Release()
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// getChannels
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in, out, err := drv.GetChannels()
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if err != nil {
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return err
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}
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fmt.Printf("getChannels(): %d, %d\n", in, out)
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// getBufferSize
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minSize, maxSize, preferredSize, granularity, err := drv.GetBufferSize()
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if err != nil {
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return err
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}
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fmt.Printf("getBufferSize(): %d, %d, %d, %d\n", minSize, maxSize, preferredSize, granularity)
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// getSampleRate
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srate, err := drv.GetSampleRate()
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if err != nil {
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return err
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}
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fmt.Printf("getSampleRate(): %v\n", srate)
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// canSampleRate
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var sampleRate float64
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// for _, canSampleRate := range []int{
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// 48000,
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// 44100,
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// } {
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// sampleRateF64 := float64(canSampleRate)
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// err = drv.CanSampleRate(sampleRateF64)
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// fmt.Printf("canSampleRate(%q): %v\n", sampleRateF64, err)
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// if err != nil {
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// continue
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// }
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// sampleRate = canSampleRate
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// break
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// }
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// if sampleRate == 0 {
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// // log.Fatal("Could not negotiate a compatible samplerate")
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// // return
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// fmt.Println("WARNING: Defaulting to 48000 Hz")
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// sampleRate = 48000
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// }
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sampleRate = srate
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// sampleRate = 48000
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// SetSampleRate
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err = drv.SetSampleRate(sampleRate)
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fmt.Printf("setSampleRate(%v): %v\n", float64(sampleRate), err)
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if err != nil {
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fmt.Println("WARNING: setSampleRate failed, ignoring:", err)
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}
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// outputReady
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fmt.Printf("outputReady(): %v\n", drv.OutputReady())
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// open control panel:
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// drv.ControlPanel()
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bufferDescriptors := make([]asio.BufferInfo, 0, in+out)
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for i := 0; i < in; i++ {
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bufferDescriptors = append(bufferDescriptors, asio.BufferInfo{
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Channel: i,
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IsInput: true,
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})
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cinfo, err := drv.GetChannelInfo(i, true)
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if err != nil {
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log.Fatal(err)
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continue
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}
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fmt.Printf(" IN%-2d: active=%v, group=%d, type=%d, name=%s\n", i+1, cinfo.IsActive, cinfo.ChannelGroup, cinfo.SampleType, cinfo.Name)
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}
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for i := 0; i < out; i++ {
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bufferDescriptors = append(bufferDescriptors, asio.BufferInfo{
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Channel: i,
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IsInput: false,
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})
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cinfo, err := drv.GetChannelInfo(i, false)
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if err != nil {
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log.Fatal(err)
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continue
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}
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fmt.Printf("OUT%-2d: active=%v, group=%d, type=%d, name=%s\n", i+1, cinfo.IsActive, cinfo.ChannelGroup, cinfo.SampleType, cinfo.Name)
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}
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err = drv.CreateBuffers(bufferDescriptors, 512, asio.Callbacks{
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Message: func(selector, value int32, message uintptr, opt *float64) int32 {
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log.Println("Message:", selector, value, message, opt)
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return 0
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},
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BufferSwitch: func(doubleBufferIndex int, directProcess bool) {
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log.Println("Buffer switch:", doubleBufferIndex, directProcess)
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},
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BufferSwitchTimeInfo: func(params *asio.ASIOTime, doubleBufferIndex int32, directProcess bool) *asio.ASIOTime {
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log.Println("Buffer switch time info:", params, doubleBufferIndex, directProcess)
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return params
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},
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SampleRateDidChange: func(rate float64) {
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log.Println("Sample rate did change:", rate)
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},
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})
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if err != nil {
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return err
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}
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defer fmt.Printf("disposeBuffers()\n")
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defer drv.DisposeBuffers()
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fmt.Printf("createBuffers()\n")
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// getLatencies
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latin, latout, err := drv.GetLatencies()
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if err != nil {
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return err
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}
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fmt.Printf("getLatencies(): %d, %d\n", latin, latout)
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err = drv.Start()
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if err != nil {
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return err
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}
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defer drv.Stop()
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c := make(chan os.Signal, 1)
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go signal.Notify(c, os.Interrupt, syscall.SIGTERM)
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output := new(strings.Builder)
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ladder := " ▁▂▃▄▅▆▇█"
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chars := []rune(reverse(ladder) + ladder)
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grace := 5 * time.Second
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lastSignalTime := time.Now()
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for {
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select {
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case <-time.After(33 * time.Millisecond):
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output.Reset()
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for _, desc := range bufferDescriptors {
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for _, buf := range desc.Buffers {
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output.WriteString("|")
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if buf == nil {
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output.WriteString("?")
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continue
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}
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if *buf != 0 {
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lastSignalTime = time.Now()
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}
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output.WriteString(fmt.Sprintf("%c",
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chars[len(chars)/2+
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int(float64(len(chars))/2*
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float64(*buf)/float64(math.MaxInt32))]))
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}
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}
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os.Stdout.WriteString(output.String() + "\r")
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if time.Now().Sub(lastSignalTime) > time.Second {
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os.Stdout.WriteString("Silence!\r")
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}
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if time.Now().Sub(lastSignalTime) > grace {
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os.Stdout.WriteString("\n")
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log.Println("Restarting audio engine...")
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cmd := exec.Command(`C:\Program Files (x86)\VB\Voicemeeter\voicemeeterpro.exe`, "-r")
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cmd.Stdout = os.Stdout
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cmd.Stderr = os.Stderr
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log.Printf("Restart audio engine result: %v", cmd.Run())
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// time.Sleep(3 * time.Second)
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// lastSignalTime = time.Now()
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return errors.New("audio engine restarted, retry")
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}
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case <-c:
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return nil
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}
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}
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}
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@ -26,7 +26,7 @@ then
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rm winfsp.zip
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fi
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for bin in foobar2000 tunadish tunaposter prime4
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for bin in auto-restart-voicemeeter foobar2000 tunadish tunaposter prime4
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do
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cd "$SCRIPT_DIR/$bin"
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go build -ldflags "-s -w" -o "$GOBIN/$bin$ext" -v
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