DCP playback and conversion with ffmpeg

dcp-ing.sh

# Playing

## Slow Machines
ffmpeg -lowres 2 -ss 0 -r 24 -i MOVIE.MOV -ss 0 -i AUDIO.WAV -ac: 2 -c:v mpeg2video -f avi - | ffplay -

## Fast Machines
ffmpeg -lowres 0 -ss 0 -r 24 -i MOVIE.MOV -ss 0 -i AUDIO.WAV -c:a copy -f avi - | ffplay -

# Converting

## ProRes
ffmpeg -i j2c.mxf -i pcm.mxf -vcodec prores -acodec pcm_s16le output.mov

## H264

### Convert the audio and video
ffmpeg -ss 0 -lowres 0 -i dcp/picture.mxf -t 10 -q:v 0.9 mov/jpg/image%06d.jpg
ffmpeg -ss 0 -i dcp/sound.mxf -y mov/sound.wav

### Mux and compress
ffmpeg -r 24 -i mov/jpg/image%06d.jpg -sameq -i mov/sound.wav -ac 2 -ab 256k -y mov/movie.mp4

# https://www.belle-nuit.com/open-source-dcp-player-proof-of-concept
# https://www.belle-nuit.com/use-ffmpeg-for-dcp-playback