levogevo/ffmpeg-av1-builder
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vmaf wip

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Levon
2024-01-12 18:46:00 -06:00
parent ae71f1bd9c
commit 5bf1bb0c17
3 changed files with 33 additions and 8 deletions
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19
scripts/benchmark.sh
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@@ -18,9 +18,13 @@ test -f "$INPUT_DIR/${INPUT[2]}" || wget -O "$INPUT_DIR/${INPUT[2]}" 'https://ww
rm -rf "$OUTPUT_DIR" && mkdir -p "$OUTPUT_DIR"
# Different variables to test
CRF=(25 30)
ENCODER=('libaom-av1' 'libsvtav1' 'librav1e')
PRESET=(4 8)
CRF=(40)
ENCODER=('libsvtav1' 'librav1e' 'libaom-av1')
ENCODER=('libsvtav1')
PRESET=(13)
# Log for results
LOG="$OUTPUT_DIR/results.txt"
for input in "${INPUT[@]}"
do
@@ -32,8 +36,13 @@ do
for crf in "${CRF[@]}"
do
OUTPUT="$OUTPUT_DIR/${encoder}_preset${preset}_crf${crf}_$input"
echo "output: $OUTPUT"
ffmpeg -i "$INPUT_DIR/$input" -c:a copy -c:v "$encoder" -preset "$preset" -crf "$crf" "$OUTPUT"
echo "output: $OUTPUT" >> "$LOG"
TIME_BEFORE=$(date +%s)
ffmpeg -i "$INPUT_DIR/$input" -c:a copy -c:v "$encoder" -preset "$preset" -crf "$crf" "$OUTPUT" 2> /dev/null || exit 1
TIME_AFTER=$(date +%s)
TIME_DIFF=$((TIME_AFTER - TIME_BEFORE))
echo -e "\t time taken: $TIME_DIFF" >> "$LOG"
ffmpeg -i "$OUTPUT" -i "$INPUT_DIR/$input" -lavfi libvmaf=n_threads="$(nproc)" -f 'null' - | grep "VMAF score:" >> "$LOG" || exit 1
done
done
done