dotfiles/.bin/hlsvideo.sh

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2023-02-22 08:31:38 +01:00
#!/bin/sh -xe
[ -z "$1" ] \
&& echo "usage: hlsvideo.sh video.mp4"
FULLPATH="$(readlink -f "$1")"
BASENAME="$(basename "$FULLPATH")"
NAME="${BASENAME%%.*}"
EXT="$(echo "${BASENAME##*.}" | tr '[:upper:]' '[:lower:]' )"
[ "$EXT" != "mp4" ] \
&& echo "Convert video to mp4 first"
mkdir -p "${NAME}"
cd "${NAME}"
#too slow.
# ffmpeg -i "${FULLPATH}" \
# -c:v libvpx-vp9 -crf 28 -b:v 4000k \
# -c:a libvorbis -qscale:a 5 \
# "${NAME}.webm"
ffmpeg -i "${FULLPATH}" \
-c:v libx264 -crf 28 -b:v 4000k \
-c:a aac -ar 44100 \
-profile:v baseline \
-level:v 13 \
-g 250 \
-r 25 \
-keyint_min 250 \
-strict experimental \
-b:a 128k \
-threads 0 \
-preset veryfast \
"${NAME}.mp4"
ffmpeg -i "$FULLPATH" \
-map 0:v:0 -map 0:a:0 \
-map 0:v:0 -map 0:a:0 \
-map 0:v:0 -map 0:a:0 \
-map 0:v:0 -map 0:a:0 \
-c:v libx264 -crf 28 -c:a aac -ar 44100 \
-filter:v:0 scale=w=480:h=360 -maxrate:v:0 600k -b:a:0 500k \
-filter:v:1 scale=w=640:h=480 -maxrate:v:1 1500k -b:a:1 1000k \
-filter:v:2 scale=w=1280:h=720 -maxrate:v:2 3000k -b:a:2 2000k \
-filter:v:3 scale=w=1920:h=1080 -maxrate:v:3 6000k -b:a:3 4000k \
-var_stream_map \
"v:0,a:0,name:360p v:1,a:1,name:480p v:2,a:2,name:720p v:3,a:3,name:1080p" \
-preset veryfast \
-hls_list_size 10 \
-threads 0 \
-f hls \
-hls_time 3 \
-hls_flags independent_segments \
-master_pl_name "${NAME}.m3u8" \
-y "${NAME}-%v.m3u8"
ffmpegthumbnailer -i "${FULLPATH}" -s 720 -o "${NAME}.jpg"
cat <<EOF > index.html
<h1>$NAME</h1>
<body>
<video width="720" poster="$NAME.jpg"
controls preload="none">
<source src="$NAME.m3u8"
type="application/vnd.apple.mpegurl">
<source src="$NAME.mp4"
type='video/mp4; codecs="avc1.42c00d,mp4a.40.2"'>
</video>
</body>
EOF