#!/bin/bash
set -euo pipefail

# Change directory to the root of the project
cd "$(dirname "$0")/.."

# Default to a source video
MEDIA="${MEDIA:-dev/source.mp4}"

# Output the fragmented MP4 to disk for testing.
OUTPUT="${OUTPUT:-dev/output.mp4}"

# Run ffmpeg the same as dev/pub, but:
#   - print any errors/warnings
#   - only loop twice
#
# Note this is artificially slowed down to real-time using the -re flag.
ffmpeg \
	-stream_loop 2 \
	-re \
	-i "$MEDIA" \
	-f mp4 -movflags empty_moov+frag_every_frame+separate_moof+omit_tfhd_offset \
	"${OUTPUT}"