mirror of
https://github.com/clockworkpi/LauncherGoDev.git
synced 2025-12-12 16:08:52 +01:00
69 lines
1.4 KiB
Go
69 lines
1.4 KiB
Go
// +build !windows
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/*
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* Copied from https://github.com/itchyny/volume-go, MIT License
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*/
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package Sound
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import (
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"errors"
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"fmt"
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"os"
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"os/exec"
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"strings"
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)
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func execCmd(cmdArgs []string) ([]byte, error) {
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cmd := exec.Command(cmdArgs[0], cmdArgs[1:]...)
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cmd.Env = append(os.Environ(), cmdEnv()...)
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out, err := cmd.Output()
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if err != nil {
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err = fmt.Errorf(`failed to execute "%v" (%+v)`, strings.Join(cmdArgs, " "), err)
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}
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return out, err
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}
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// GetVolume returns the current volume (0 to 100).
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func GetVolume() (int, error) {
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out, err := execCmd(getVolumeCmd())
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if err != nil {
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return 0, err
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}
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return parseVolume(string(out))
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}
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// SetVolume sets the sound volume to the specified value.
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func SetVolume(volume int) error {
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if volume < 0 || 100 < volume {
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return errors.New("out of valid volume range")
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}
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_, err := execCmd(setVolumeCmd(volume))
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return err
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}
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// IncreaseVolume increases (or decreases) the audio volume by the specified value.
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func IncreaseVolume(diff int) error {
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_, err := execCmd(increaseVolumeCmd(diff))
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return err
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}
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// GetMuted returns the current muted status.
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func GetMuted() (bool, error) {
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out, err := execCmd(getMutedCmd())
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if err != nil {
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return false, err
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}
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return parseMuted(string(out))
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}
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// Mute mutes the audio.
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func Mute() error {
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_, err := execCmd(muteCmd())
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return err
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}
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// Unmute unmutes the audio.
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func Unmute() error {
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_, err := execCmd(unmuteCmd())
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return err
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}
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