#!/bin/sh --
# Make executable and Run in directory containing files?
# Convert all '.ts' files in directory using ffmpeg using nvidia hardware hevc(x265) encoding, maintain orginal audio 
# and extract subtitles/closed-caption as '.srt' to current directory.

# Start looping over files, tell what we do and log any output to screen and log.
for MPEG in *.ts; do echo "Starting ${MPEG}"
 ffmpeg -i "${MPEG}" -c:a copy -c:v hevc_nvenc -b:v 3000k -minrate 1000k -maxrate 8000k -level 4.1 -tag:v hvc1 -preset slow -rc-lookahead 32 -movflags faststart "${MPEG%.ts}.mp4" 2>&1 | tee -a "conversion.log"
 # If ffmpeg exited OK, then say it and move the original to the backup directory.
 if [ $? -eq 0 ]; then
 # Extract subtitles
  ccextractor "${MPEG}"
  echo "Completed ${MPEG%.ts}.mp4"
 else
  # If ffmpeg failed, then say so and exit loop.
  echo "FAILED converting ${MPEG}, exiting."; exit 1;
 fi
done # End of file loop
# Exit.
exit 0