[hevc-pipeline.git] / hevc-pipeline.sh

#!/bin/bash
mapfile -t hevc_films < <(ssh mbp 'find /srv/deluge/Downloads/ \( -name '"'"'*.mkv'"'"' -o -name '"'"'*.mp4'"'"' \) -type f -print0| xargs -0 -P 4 -I@ bash -c '"'"'test "hevc" == $(ffprobe -v error -select_streams v:0 -show_entries stream=codec_name -of default=noprint_wrappers=1:nokey=1 "@") && echo "@"'"'"'' )

# copy all streams from input 0 except subs and annotations
# -map -0:s -map -0:t \

if [ ${#hevc_films[@]} -eq 0 ]; then
    >&2 echo "no files to process"
    exit 1
fi

printf '%s\0' "${hevc_films[@]}" | xargs -0 -P 1 -I@ bash -c 'ssh mbp '"'"'cat "@"'"'"' |
	ffmpeg \
        -fflags +igndts \
        -i - \
        -map 0 \
        -c:v libx264 -level:v 4.1 -tag:v avc1 \
        -crf 23 \
        -vf \
        format=yuv420p \
        -preset veryfast \
        -c:a copy \
        -f matroska \
        - | \
        ssh mbp '"'"'cat > "@".new'"'"''
# TODO this cat generates an .mkv container with invalid timestamps or something else Jellyfin + HLS
# can't understand. Requires reconstruction on the other side.
# it's often re-encoded at >150x speed so it's not important, but maybe it should be piped to ffmpeg
# on the other system automatically.
# ffmpeg -i $out.mkv.new -map 0 -vcodec copy -acodec copy $out.mkv.new.mkv
Commit	Line	Data
a6e74b9c JC	1	#!/bin/bash
	2	mapfile -t hevc_films < <(ssh mbp 'find /srv/deluge/Downloads/ \( -name '"'"'.mkv'"'"' -o -name '"'"'.mp4'"'"' \) -type f -print0\| xargs -0 -P 4 -I@ bash -c '"'"'test "hevc" == $(ffprobe -v error -select_streams v:0 -show_entries stream=codec_name -of default=noprint_wrappers=1:nokey=1 "@") && echo "@"'"'"'' )
	3
	4	# copy all streams from input 0 except subs and annotations
	5	# -map -0:s -map -0:t \
	6
898ff83b JC	7	if [ ${#hevc_films[@]} -eq 0 ]; then
	8	>&2 echo "no files to process"
	9	exit 1
	10	fi
	11
a6e74b9c JC	12	printf '%s\0' "${hevc_films[@]}" \| xargs -0 -P 1 -I@ bash -c 'ssh mbp '"'"'cat "@"'"'"' \|
	13	ffmpeg \
	14	-fflags +igndts \
	15	-i - \
	16	-map 0 \
	17	-c:v libx264 -level:v 4.1 -tag:v avc1 \
	18	-crf 23 \
	19	-vf \
	20	format=yuv420p \
	21	-preset veryfast \
	22	-c:a copy \
	23	-f matroska \
	24	- \| \
	25	ssh mbp '"'"'cat > "@".new'"'"''
b557bf68 JC	26	# TODO this cat generates an .mkv container with invalid timestamps or something else Jellyfin + HLS
	27	# can't understand. Requires reconstruction on the other side.
	28	# it's often re-encoded at >150x speed so it's not important, but maybe it should be piped to ffmpeg
	29	# on the other system automatically.
	30	# ffmpeg -i $out.mkv.new -map 0 -vcodec copy -acodec copy $out.mkv.new.mkv