51 lines
1.1 KiB
Go
51 lines
1.1 KiB
Go
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package audio
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import (
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"os/exec"
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"fmt"
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"path"
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"runtime"
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)
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type pulsectl struct {
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PipeName string
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PipeDir string
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Encoding Encoding
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}
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func NewPulsectl() *pulsectl {
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if runtime.GOOS != "linux" {
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panic(fmt.Errorf("audio.pulsectl is only supported on Linux"))
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}
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return &pulsectl{
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PipeName: "remote-mic",
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PipeDir: "/dev/shm",
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Encoding: defaultEncoding,
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}
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}
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func (p *pulsectl) LoadPipeSourceModule() error {
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cmd := exec.Command("pactl", "load-module", "module-pipe-source",
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fmt.Sprintf("source_name=%s", p.PipeName),
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fmt.Sprintf("file=%s", path.Join(p.PipeDir, p.PipeName)),
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fmt.Sprintf("format=%s", p.Encoding.Codec),
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fmt.Sprintf("rate=%d", p.Encoding.Bitrate),
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fmt.Sprintf("channels=%d", p.Encoding.Channels),
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)
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outBytes, err := cmd.CombinedOutput()
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if err != nil {
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return fmt.Errorf("failed to load pipe source module:\n%s", string(outBytes))
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}
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return nil
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}
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func (p *pulsectl) UnloadPipeSourceModule() error {
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cmd := exec.Command("pactl", "unload-module", "module-pipe-source")
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outBytes, err := cmd.CombinedOutput()
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if err != nil {
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return fmt.Errorf("failed to unload pipe source module:\n%s", string(outBytes))
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}
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return nil
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}
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