Stream arbitrary video files to twitch via gstreamer

twitch

#!/usr/bin/env bash

###
# Usage
###
#     twitch <path-to-file>

PATH_TO_TWITCH_KEY="$HOME/.config/twitch.key"
if [ ! -f "$HOME/.config/twitch.key" ]; then
    echo "Please write your twitch key to $PATH_TO_TWITCH_KEY"
    exit 1
fi
TWITCH_KEY=$(cat $PATH_TO_TWITCH_KEY)

FILE_PATH="$1"
if [ -z "$FILE_PATH" ]; then
    echo "Please specify a file to stream."
    exit 1
fi

gst-launch-1.0 --gst-debug-level=2 \
    filesrc location="$FILE_PATH" ! \
    qtdemux name=demux \
    demux.video_0 ! \
    queue ! \
    decodebin ! \
    videoconvert ! \
    x264enc threads=0 bitrate=400 tune=zerolatency key-int-max=30 ! \
    queue ! \
    flvmux name=flvmux ! \
    queue ! \
    rtmpsink location="rtmp://live-fra.twitch.tv/app/$TWITCH_KEY"  \
    demux.audio_0 ! \
    queue ! \
    decodebin ! \
    audioconvert ! \
    audioresample ! \
    avenc_aac ! \
    flvmux.