Skip to content

Instantly share code, notes, and snippets.

@seki
Created Oct 12, 2021
Embed
What would you like to do?
require 'discordrb'
module Discordrb::Voice
class VoiceBot
def play_internal
count = 0
@playing = true
# Default play length (ms), will be adjusted later
@length = IDEAL_LENGTH
origin = Time.now
self.speaking = true
loop do
break unless @playing
count += 1
# If we should skip, get some data, discard it and go to the next iteration
if @skips.positive?
@skips -= 1
yield
next
end
# Track packet count, sequence and time (Discord requires this)
increment_packet_headers
# Get packet data
buf = yield
# Stop doing anything if the stop signal was sent
break if buf == :stop
# Proceed to the next packet if we got nil
next unless buf
# Send the packet
begin
sleep(origin + (0.001 * IDEAL_LENGTH * count) - Time.now)
rescue ArgumentError
Discordrb::LOGGER.warn('Audio encoding and sending together took longer than Discord expects one packet to be (20 ms)! This may be indicative of network problems.')
end
@udp.send_audio(buf, @sequence, @time)
# Set the stream time (for tracking how long we've been playing)
@stream_time = count * @length / 1000
# If paused, wait
sleep 0.1 while @paused
end
@bot.debug('Sending five silent frames to clear out buffers')
5.times do
increment_packet_headers
@udp.send_audio(Encoder::OPUS_SILENCE, @sequence, @time)
# Length adjustments don't matter here, we can just wait 20ms since nobody is going to hear it anyway
sleep IDEAL_LENGTH / 1000.0
end
@bot.debug('Performing final cleanup after stream ended')
# Final clean-up
stop_playing
# Notify any stop_playing methods running right now that we have actually stopped
@has_stopped_playing = true
end
end
end
bot = Discordrb::Commands::CommandBot.new token: ENV['DISCORD_BOT_BGM'], prefix: '!'
bot.command(:connect) do |event|
channel = event.user.voice_channel
next "You're not in any voice channel!" unless channel
bot.voice_connect(channel)
"Connected to voice channel: #{channel.name}"
end
bot.command(:play) do |event|
voice_bot = event.voice
voice_bot.play_file('data.mp3')
end
bot.run
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment