mirror of
https://github.com/levogevo/ffmpeg-av1-builder.git
synced 2026-01-15 16:56:18 +00:00
168 lines
6.9 KiB
Bash
Executable File
168 lines
6.9 KiB
Bash
Executable File
#!/bin/bash
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has_encoder() {
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CHECK_ENC="$1"
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HAS_ENC=$(ffmpeg -encoders 2>&1 | grep "$CHECK_ENC" | grep -v "configuration" > /dev/null; echo $?)
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return $HAS_ENC
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}
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BASE_DIR=$(pwd)
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BENCHMARK_DIR="$BASE_DIR/benchmark"
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DL_DIR="$BENCHMARK_DIR/downloads"
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INPUT_DIR="$BENCHMARK_DIR/input"
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OUTPUT_DIR="$BENCHMARK_DIR/output"
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# input names and respective URLs
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INPUT[0]='cosmos_laundromat.mp4'
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URL_DL[0]='http://download.opencontent.netflix.com.s3.amazonaws.com/CosmosLaundromat/CosmosLaundromat_2k24p_HDR_P3PQ.mp4'
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INPUT[1]='carnival_ride.mp4'
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URL_DL[1]='https://www.pexels.com/download/video/19026924/?fps=25.0&h=2160&w=4096'
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INPUT[2]='gpac_chimera.mp4'
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URL_DL[2]='http://download.opencontent.netflix.com.s3.amazonaws.com/gpac/GPAC_Chimera_AVCMain_AACLC_10s.mp4'
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INPUT[3]='B_1.mp4'
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URL_DL[3]='http://download.opencontent.netflix.com.s3.amazonaws.com/AV1/DVB-DASH/B_1.mp4'
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INPUT[4]='D_2.mp4'
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URL_DL[4]='http://download.opencontent.netflix.com.s3.amazonaws.com/AV1/DVB-DASH/D_2.mp4'
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# download videos
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mkdir -p "$DL_DIR"
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for index in "${!INPUT[@]}"
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do
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test -f "$DL_DIR/${INPUT[$index]}" || wget -O "$DL_DIR/${INPUT[$index]}" "${URL_DL[$index]}"
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done
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# Process only the middle CHUNK_TIME seconds of each video
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rm -rf "$INPUT_DIR"
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mkdir -p "$INPUT_DIR"
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CHUNK_TIME=2
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for input in "${INPUT[@]}"
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do
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TOTAL_DURATION=$(ffprobe -i "$DL_DIR/$input" -show_format 2> /dev/null | grep duration | cut -d '=' -f2)
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echo "$TOTAL_DURATION"
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IN_POINT=$(echo "print(($TOTAL_DURATION - $CHUNK_TIME) / 2)" | python3)
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echo -e "\tin: $IN_POINT"
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ffmpeg -ss "$IN_POINT" -i "$DL_DIR/$input" -vcodec copy -reset_timestamps 1 \
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-map 0 -an -sn -t $CHUNK_TIME "$INPUT_DIR/$input"
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done
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THREADS="$(nproc)"
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# Different variables to test
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CRF=(20 25 30)
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ENCODER=('librav1e' 'libaom-av1' 'libsvtav1' 'libx264' 'libx265' 'libvpx-vp9')
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PRESET=(2 4 6 8)
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# uncomment for quick testing
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# CRF=(25)
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# ENCODER=('libsvtav1')
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# PRESET=(8)
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# Log for results
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LOG="$BENCHMARK_DIR/results.txt"
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CSV="$BENCHMARK_DIR/results.csv"
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rm -rf "$OUTPUT_DIR" && mkdir -p "$OUTPUT_DIR"
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ffmpeg -version | grep -E "version|built|configuration" | fold -s -w 90 > "$LOG"
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echo "ENCODER,PRESET,CRF,INPUT,TIME_TAKEN,SIZE,PSNR_HVS,CAMBI,FLOAT_MS_SSIM,VMAF" > "$CSV"
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uname -srmpio >> "$LOG"
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CPU_PROD=$(sudo lshw | grep "product" | head -1 | cut -d ':' -f2)
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echo "CPU product:$CPU_PROD with $THREADS threads" >> $LOG
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# Find versions of libs
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LDD_TEXT="$BENCHMARK_DIR/ldd.txt"
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ldd $(which ffmpeg) > "$LDD_TEXT"
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get_version() {
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cat "$LDD_TEXT" | grep "$1" | cut -d' ' -f3 | xargs readlink
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}
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LIBRARY_NAMES=("libSvtAv1Enc" "librav1e" "libaom" "libx265" \
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"libvmaf" "libdav1d" "librockchip_mpp" "libx264" "libvpx")
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LIBRARY_VERSIONS=""
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cd "$BASE_DIR" || exit
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for LIBRARY in "${LIBRARY_NAMES[@]}"
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do
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echo "$LIBRARY"
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LIBRARY_VERSIONS+="$(get_version "$LIBRARY") "
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done
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echo -e "$LIBRARY_VERSIONS" | fold -s -w 90 >> "$LOG"
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power2() { echo "x=l($1)/l(2); scale=0; 2^((x+0.5)/1)" | bc -l; }
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TILES=$(power2 "$THREADS")
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for input in "${INPUT[@]}"
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do
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for encoder in "${ENCODER[@]}"
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do
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for preset in "${PRESET[@]}"
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do
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for crf in "${CRF[@]}"
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do
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# output file name
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OUTPUT="$OUTPUT_DIR/${encoder}_preset${preset}_crf${crf}_$input"
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echo "output: $(basename "$OUTPUT")" >> "$LOG"
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# lib specific params
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PARAMS=""
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if ! has_encoder "$encoder"; then
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continue
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fi
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if [[ "$encoder" == "librav1e" ]]; then
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test "$crf" -eq 20 && quantizer=50
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test "$crf" -eq 25 && quantizer=100
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test "$crf" -eq 30 && quantizer=150
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PARAMS="-speed $preset -rav1e-params tiles=$TILES:threads=$THREADS:quantizer=$quantizer"
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elif [[ "$encoder" == "libaom-av1" ]]; then
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PARAMS="-cpu-used $preset -row-mt 1 -threads $THREADS -crf $crf"
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elif [[ "$encoder" == "libsvtav1" ]]; then
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PARAMS="-preset $preset -crf $crf -svtav1-params \
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scd=1:tune=0:enable-overlays=1:enable-hdr=1:fast-decode=1:enable-variance-boost=1"
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elif [[ ("$encoder" == "libx264") || ("$encoder" == "libx265") ]]; then
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test "$preset" -eq 2 && preset=veryslow
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test "$preset" -eq 4 && preset=slower
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test "$preset" -eq 6 && preset=slower
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test "$preset" -eq 8 && preset=slow
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PARAMS="-preset $preset -crf $crf"
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elif [[ "$encoder" == "libvpx-vp9" ]]; then
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test "$preset" -eq 2 && cpu_used=2
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test "$preset" -eq 4 && cpu_used=3
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test "$preset" -eq 6 && cpu_used=4
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test "$preset" -eq 8 && cpu_used=5
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PARAMS="-cpu-used $cpu_used -crf $crf -row-mt 1 -deadline 0 -quality 0"
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else
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PARAMS=""
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fi
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# encode
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export TIMEFORMAT=%R
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FFMPEG_CMD="ffmpeg -i $INPUT_DIR/$input -pix_fmt yuv420p10le -c:v $encoder $PARAMS $OUTPUT"
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(time $FFMPEG_CMD) |& tee TIME
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TIME_DIFF="$(cat TIME | tail -n 1)"
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rm TIME
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echo -e "\ttime taken: $TIME_DIFF seconds" >> "$LOG"
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echo -e "\tsize: $(du -h "$OUTPUT" | cut -f1)" >> "$LOG"
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CSV_LINE="${encoder},${preset},${crf},${input},${TIME_DIFF},$(du "$OUTPUT" | cut -f1)"
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# vmaf
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VMAF_RESULTS="${OUTPUT}_vmaf.json"
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ffmpeg -an -sn -i "$OUTPUT" -i "$INPUT_DIR/$input" -lavfi \
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libvmaf='feature=name=psnr_hvs|name=cambi|name=float_ms_ssim':n_threads="$(nproc)":log_path="$VMAF_RESULTS":log_fmt='json' \
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-f 'null' - || exit 1
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echo -e "\tpsnr_hvs: $(cat "$VMAF_RESULTS" | jq '.pooled_metrics.psnr_hvs.harmonic_mean')" >> "$LOG" || exit 1
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CSV_LINE="${CSV_LINE},$(cat "$VMAF_RESULTS" | jq '.pooled_metrics.psnr_hvs.harmonic_mean')"
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echo -e "\tcambi: $(cat "$VMAF_RESULTS" | jq '.pooled_metrics.cambi.harmonic_mean')" >> "$LOG" || exit 1
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CSV_LINE="${CSV_LINE},$(cat "$VMAF_RESULTS" | jq '.pooled_metrics.cambi.harmonic_mean')"
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echo -e "\tfloat_ms_ssim: $(cat "$VMAF_RESULTS" | jq '.pooled_metrics.float_ms_ssim.harmonic_mean')" >> "$LOG" || exit 1
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CSV_LINE="${CSV_LINE},$(cat "$VMAF_RESULTS" | jq '.pooled_metrics.float_ms_ssim.harmonic_mean')"
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echo -e "\tvmaf: $(cat "$VMAF_RESULTS" | jq '.pooled_metrics.vmaf.harmonic_mean')" >> "$LOG" || exit 1
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CSV_LINE="${CSV_LINE},$(cat "$VMAF_RESULTS" | jq '.pooled_metrics.vmaf.harmonic_mean')"
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echo "$CSV_LINE" >> "$CSV"
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done
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done
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done
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done
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echo -e "\n\n--- Results CSV ---\n" >> "$LOG"
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cat "$CSV" >> "$LOG"
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