44 lines
1.3 KiB
Bash
44 lines
1.3 KiB
Bash
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#!/bin/bash
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tmp_dir=$1
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audio_left=$2
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audio_right=$3
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both_image=$4
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none_image=$5
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left_image=$6
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right_image=$7
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aresample=$8
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echo "tmp_dir: $1";
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echo "audio_left: $2";
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echo "audio_right: $3";
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echo "both_image: $4";
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echo "none_image: $5";
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echo "left_image: $6";
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echo "right_image: $7";
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echo "aresample: $8";
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echo "dzielimy mp3 na dwa osobne wav"
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ffmpeg -i $audio_left -map_channel 0.0.0 $tmp_dir/left.wav -map_channel 0.0.1 $tmp_dir/right.wav
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echo "na dwóch wątkach generujemy surowe pliki"
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ffmpeg -i $tmp_dir/left.wav -ac 1 -filter:a aresample=$aresample -map 0:a -c:a pcm_u8 -f data - > $tmp_dir/leftraw &
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ffmpeg -i $tmp_dir/right.wav -ac 1 -filter:a aresample=$aresample -map 0:a -c:a pcm_u8 -f data - > $tmp_dir/rightraw &
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# czekamy aż obydwa wątki się zakończą
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wait;
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echo "generating the demuxers...";
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# generuje ścieżki do złożenia przez ffmpega:
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mkdir -p ./out
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ts-node generate-demuxer.ts --tmp_dir=$tmp_dir > ./out/demuxer.txt
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echo "generowanie całości"
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ffmpeg -y -f concat -safe 0 -i ./out/demuxer.txt -r 30 -tune stillimage -vsync vfr -pix_fmt yuv420p ./out/video.mp4
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# ^ daję safe 0 aby przyjmowało bezwzględne ścieżki
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echo "łączenie video z dźwiękiem:"
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ffmpeg -i ./out/video.mp4 -i $audio_left -ac 1 -tune stillimage ./out/video-and-audio.mp4
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