tvl-depot/users/wpcarro/emacs/.emacs.d/wpc/pulse-audio.el
Vincent Ambo 019f8fd211 subtree(users/wpcarro): docking briefcase at '24f5a642'
git-subtree-dir: users/wpcarro
git-subtree-mainline: 464bbcb15c
git-subtree-split: 24f5a642af
Change-Id: I6105b3762b79126b3488359c95978cadb3efa789
2021-12-14 02:15:47 +03:00

70 lines
2.3 KiB
EmacsLisp

;;; pulse-audio.el --- Control audio with Elisp -*- lexical-binding: t -*-
;; Author: William Carroll <wpcarro@gmail.com>
;; Version: 0.0.1
;; Package-Requires: ((emacs "24"))
;; Homepage: https://user.git.corp.google.com/wpcarro/briefcase
;;; Commentary:
;; Because everything in my configuration is turning into Elisp these days.
;;; Code:
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;; Dependencies
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(require 'prelude)
(require 'string)
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;; Constants
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(defconst pulse-audio--step-size 5
"The size by which to increase or decrease the volume.")
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;; Library
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(defun pulse-audio--message (x)
"Output X to *Messages*."
(message (string-format "[pulse-audio.el] %s" x)))
(defun pulse-audio-toggle-mute ()
"Mute the default sink."
(interactive)
(prelude-start-process
:name "pulse-audio-toggle-mute"
:command "pactl set-sink-mute @DEFAULT_SINK@ toggle")
(pulse-audio--message "Mute toggled."))
(defun pulse-audio-toggle-microphone ()
"Mute the default sink."
(interactive)
(prelude-start-process
:name "pulse-audio-toggle-microphone"
:command "pactl set-source-mute @DEFAULT_SOURCE@ toggle")
(pulse-audio--message "Microphone toggled."))
(defun pulse-audio-decrease-volume ()
"Low the volume output of the default sink."
(interactive)
(prelude-start-process
:name "pulse-audio-decrease-volume"
:command (string-format "pactl set-sink-volume @DEFAULT_SINK@ -%s%%"
pulse-audio--step-size))
(pulse-audio--message "Volume decreased."))
(defun pulse-audio-increase-volume ()
"Raise the volume output of the default sink."
(interactive)
(prelude-start-process
:name "pulse-audio-increase-volume"
:command (string-format "pactl set-sink-volume @DEFAULT_SINK@ +%s%%"
pulse-audio--step-size))
(pulse-audio--message "Volume increased."))
(provide 'pulse-audio)
;;; pulse-audio.el ends here