SME 2019 Deploying CMAF: Why, When & How

Slides

SME https://docs.google.com/presentation/d/1YGAn-DEDU81NP28LlYr1y06ER9siYUXoMKiHf1MtriY/edit#slide=id.p

SMW https://docs.google.com/presentation/d/1862tti3iKDXk9TlDTB9S25S7kGFFk3WwfUB9uZa2rM4/edit#slide=id.p

Library Setup

1. Install FFMPEG NOTE: For macOS: brew install ffmpeg

2. Install Bento4

3. Install Shaka Packager

Initial MP4

For this workshop we will be using Big Buck Bunny

Download the file

curl --url http://mirror.cessen.com/blender.org/peach/trailer/trailer_1080p.mov --output ./files/bbb_trailer_1080p.mov

Convert .mov to .mp4

ffmpeg -i ./files/bbb_trailer_1080p.mov -vcodec h264 -acodec aac ./files/bbb_trailer_1080p.mp4

Convert to CMAF w/ 2 second durations

Video

ffmpeg -i ./files/bbb_trailer_1080p.mp4 \
    -movflags frag_keyframe+empty_moov+default_base_moof+faststart  -bf 2 -g 50 -sc_threshold 0 -an -strict experimental -profile:v baseline -b:v 2048k -f mp4 ./files/bbb_trailer_1080p_video.fmp4

Audio

ffmpeg -i ./files/bbb_trailer_1080p.mp4 \
    -movflags frag_keyframe+empty_moov+default_base_moof+faststart -vn -strict experimental -profile:v baseline -c:a copy -frag_duration 2000000 -f mp4 ./files/bbb_trailer_1080p_audio.fmp4

Packaging

Prep

Create necessary directories

mkdir output

Bento4

Package HLS and DASH manifests.

./tools/Bento4/bin/mp4dash -o ./output/bento --hls --use-segment-timeline ./files/bbb_trailer_1080p_*.fmp4

Shaka

Package HLS and DASH manifests

./tools/Shaka/packager-osx \
  'in=./files/bbb_trailer_1080p_audio.fmp4,stream=audio,init_segment=output/shaka/audio/init.mp4,segment_template=output/shaka/audio/$Number$.m4s,playlist_name=audio/main.m3u8,hls_group_id=audio,hls_name=English' \
  'in=./files/bbb_trailer_1080p_video.fmp4,stream=video,init_segment=output/shaka/video_1080p/init.mp4,segment_template=output/shaka/video_1080p/$Number$.m4s,playlist_name=video_1080p/main.m3u8,iframe_playlist_name=video_1080p/iframe.m3u8' \
  --segment_duration 2 \
  --hls_master_playlist_output ./output/shaka/master.m3u8 \
  --mpd_output ./output/shaka/master.mpd

Verify

Create SSL certs

openssl req -newkey rsa:2048 -new -nodes -x509 -days 3650 -keyout key.pem -out cert.pem

NOTE: use 127.0.0.1 as Common Name

Start Server

http-server -p 4200 -c-1 --cors -S -C cert.pem

Verify Bento4

HLS

DASH

Use https://localhost:4200/output/bento/stream.mpd as the source

Verify Shaka

HLS

DASH

Use https://localhost:4200/output/shaka/master.mpd as the source

//////////////////////////////////////////////

#WINDOW

//MOV > MP4 ffmpeg -i bbb_trailer_1080p.mov -vcodec h264 -acodec aac bbb_trailer_1080p.mp4

//VIDEO > FMP4 ffmpeg -i bbb_trailer_1080p.mp4 -movflags frag_keyframe+empty_moov+default_base_moof+faststart -bf 2 -g 50 -sc_threshold 0 -an -strict experimental -profile:v baseline -b:v 2048k -f mp4 bbb_trailer_1080p_video.fmp4

//AUDIO ffmpeg -i bbb_trailer_1080p.mp4 -movflags frag_keyframe+empty_moov+default_base_moof+faststart -vn -strict experimental -profile:v baseline -c:a copy -frag_duration 2000000 -f mp4 bbb_trailer_1080p_audio.fmp4

//BENTO - Package hls/dash mp4dash -o /output/bento --hls --use-segment-timeline bbb_trailer_1080p_*.fmp4

//SHAKA - Package hls/dash packager-win in=bbb_trailer_1080p_audio.fmp4,stream=audio,init_segment=output/shaka/audio/init.mp4,segment_template=output/shaka/audio/$Number$.m4s,playlist_name=audio/main.m3u8,hls_group_id=audio,hls_name=English in=bbb_trailer_1080p_video.fmp4,stream=video,init_segment=output/shaka/video_1080p/init.mp4,segment_template=output/shaka/video_1080p/$Number$.m4s,playlist_name=video_1080p/main.m3u8,iframe_playlist_name=video_1080p/iframe.m3u8 --segment_duration 2 --hls_master_playlist_output output/shaka/master.m3u8 --mpd_output output/shaka/master.mpd