26 lines
1.1 KiB
Bash
Executable File
26 lines
1.1 KiB
Bash
Executable File
#!/bin/bash
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SRC=$HOME/measurements/source/bbb_720p.mov
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OUT=$HOME/measurements/encoded
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LOG=$HOME/measurements/logs
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mkdir -p "$OUT" "$LOG"
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: > $LOG/encode.log
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encode() {
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local label=$1; shift
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local t0=$(date +%s)
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echo "=== $label START $(date -Iseconds) ===" | tee -a $LOG/encode.log
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ffmpeg -hide_banner -ss 0 -t 60 -i "$SRC" -pix_fmt yuv420p -an -y "$@" > $LOG/encode_$label.log 2>&1
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local rc=$?
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local t1=$(date +%s)
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echo "=== $label END $(date -Iseconds) elapsed=$((t1-t0))s rc=$rc ===" | tee -a $LOG/encode.log
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}
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encode h264 -c:v libx264 -preset medium -crf 23 $OUT/bbb_60s_720p.h264.mp4
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encode hevc -c:v libx265 -preset fast -crf 28 $OUT/bbb_60s_720p.hevc.mp4
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encode mpeg2 -c:v mpeg2video -qscale:v 4 -f mpegts $OUT/bbb_60s_720p.mpeg2.ts
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encode vp8 -c:v libvpx -crf 30 -b:v 1500k -threads 8 -cpu-used 4 $OUT/bbb_60s_720p.vp8.webm
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encode vp9 -c:v libvpx-vp9 -crf 30 -b:v 0 -threads 8 -cpu-used 4 -row-mt 1 -tile-columns 2 $OUT/bbb_60s_720p.vp9.webm
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echo "=== ALL ENCODES DONE $(date -Iseconds) ===" | tee -a $LOG/encode.log
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ls -la $OUT/ | tee -a $LOG/encode.log
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