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#!/bin/sh
set -xe
VIDEO_INDEX="${1:-1}"
# gphoto2 --stdout --capture-movie | ffmpeg -i - -vcodec rawvideo -pix_fmt yuv420p -f v4l2 "/dev/video${VIDEO_INDEX}"
gphoto2 --stdout --capture-movie |
ffmpeg \
-threads:v 2 \
-threads:a 8 \
-filter_threads 2 \
-thread_queue_size 512 \
-hwaccel opencl \
-fflags nobuffer \
-flags low_delay \
-strict experimental \
-probesize 819200 \
-analyzeduration 0 \
-i - \
-vcodec rawvideo \
-preset ultrafast \
-tune zerolatency \
-pix_fmt yuv420p \
-f v4l2 "/dev/video${VIDEO_INDEX}" \
-framerate 30
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