podcast-visualizer/merge.sh

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processed_intro_path=$PWD/out/intro-processed.mp4
processed_outro_path=$PWD/out/outro-processed.mp4
echo łączenie video z dźwiękiem:
ffmpeg -y -vaapi_device /dev/dri/renderD128 \
-i out/video.mp4 -i $input_mono \
-video_track_timescale $timescale \
-tune stillimage \
-c:a aac \
-ac 1 \
-strict experimental \
-vf 'format=nv12,hwupload' \
-c:v h264_vaapi \
out/video-and-audio.mp4
echo reencoding intro to enable fast concat...
function reencode_for_demux_compatibility() {
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ffmpeg -y -i "$1" \
-pix_fmt yuv420p \
-r $framerate \
-video_track_timescale $timescale \
-ac 1 \
-b:a 320k \
"$2"
}
reencode_for_demux_compatibility "$intro" "$processed_intro_path"
if [ "$intro" = "$outro" ]; then
processed_outro_path="$processed_intro_path"
else
reencode_for_demux_compatibility "$outro" "$processed_outro_path"
fi
echo "" >out/demuxer-branding.txt
echo "file $processed_intro_path" >>out/demuxer-branding.txt
echo "file video-and-audio.mp4" >>out/demuxer-branding.txt
echo "file $processed_outro_path" >>out/demuxer-branding.txt
cat out/demuxer-branding.txt
ffmpeg -y -f concat -safe 0 -i out/demuxer-branding.txt -c:v copy -b:a 320k "$final_output"