levogevo/ffmpeg-av1-builder
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undo downloads for now

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This commit is contained in:
Levon Gevorgyan
2024-03-22 10:21:04 -05:00
committed by GitHub
parent 46250c285e
commit 4b03de8ceb
1 changed files with 29 additions and 21 deletions
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50
scripts/benchmark.sh
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@@ -2,33 +2,41 @@
BASE_DIR=$(pwd)
BENCHMARK_DIR="$BASE_DIR/benchmark"
DL_DIR="$BENCHMARK_DIR/downloads"
INPUT_DIR="$BENCHMARK_DIR/input"
OUTPUT_DIR="$BENCHMARK_DIR/output"
# input names and respective URLs
INPUT[0]='Chimera.mkv'
URL_DL[0]='http://download.opencontent.netflix.com.s3.amazonaws.com/Chimera/Chimera_DCI4k5994p_HDR_P3PQ.mp4'
INPUT[1]='SolLevante.mov'
URL_DL[1]='http://download.opencontent.netflix.com.s3.amazonaws.com/SolLevante/hdr10/SolLevante_HDR10_r2020_ST2084_UHD_24fps_1000nit.mov'
INPUT[2]='CosmosLaundromat.mp4'
URL_DL[2]='http://download.opencontent.netflix.com.s3.amazonaws.com/CosmosLaundromat/CosmosLaundromat_2k24p_HDR_P3PQ.mp4'
INPUT[3]='SPARKS.mkv'
URL_DL[3]='http://download.opencontent.netflix.com.s3.amazonaws.com/sparks-mxf-tracks/20161103_1023_SPARKS_4K_P3_PQ_4000nits_DoVi.mxf'
INPUT[4]='Meridian.mkv'
URL_DL[4]='http://download.opencontent.netflix.com.s3.amazonaws.com/Meridian/Meridian_UHD4k5994_HDR_P3PQ.mp4'
INPUT[0]='cosmos_laundromat.mp4'
URL_DL[0]='http://download.opencontent.netflix.com.s3.amazonaws.com/CosmosLaundromat/CosmosLaundromat_2k24p_HDR_P3PQ.mp4'
INPUT[1]='carnival_ride.mp4'
URL_DL[1]='https://www.pexels.com/download/video/19026924/?fps=25.0&h=2160&w=4096'
INPUT[2]='gpac_chimera.mp4'
URL_DL[2]='http://download.opencontent.netflix.com.s3.amazonaws.com/gpac/GPAC_Chimera_AVCMain_AACLC_10s.mp4'
INPUT[3]='B_1.mp4'
URL_DL[3]='http://download.opencontent.netflix.com.s3.amazonaws.com/AV1/DVB-DASH/B_1.mp4'
INPUT[4]='D_2.mp4'
URL_DL[4]='http://download.opencontent.netflix.com.s3.amazonaws.com/AV1/DVB-DASH/D_2.mp4'
# download videos into input directory
mkdir -p "$INPUT_DIR"
CHUNK_TIME=2
# download videos
mkdir -p "$DL_DIR"
for index in "${!INPUT[@]}"
do
test -f "$INPUT_DIR/${INPUT[$index]}" && continue
TOTAL_DURATION=$(ffprobe -i "${URL_DL[$index]}" -show_format 2> /dev/null | grep duration | cut -d '=' -f2)
test -f "$DL_DIR/${INPUT[$index]}" || wget -O "$DL_DIR/${INPUT[$index]}" "${URL_DL[$index]}"
done
# Process only the middle CHUNK_TIME seconds of each video
rm -rf "$INPUT_DIR"
mkdir -p "$INPUT_DIR"
CHUNK_TIME=2
for input in "${INPUT[@]}"
do
TOTAL_DURATION=$(ffprobe -i "$DL_DIR/$input" -show_format 2> /dev/null | grep duration | cut -d '=' -f2)
echo "$TOTAL_DURATION"
IN_POINT=$(echo "print(($TOTAL_DURATION - $CHUNK_TIME) / 2)" | python3)
echo -e "\tin: $IN_POINT"
ffmpeg -ss "$IN_POINT" -i "${URL_DL[$index]}" -vcodec copy -reset_timestamps 1 \
-map 0 -an -sn -t $CHUNK_TIME "$INPUT_DIR/${INPUT[$index]}" || exit 1
ffmpeg -ss "$IN_POINT" -i "$DL_DIR/$input" -vcodec copy -reset_timestamps 1 \
-map 0 -an -sn -t $CHUNK_TIME "$INPUT_DIR/$input"
done
THREADS="$(nproc)"
@@ -39,11 +47,11 @@ ENCODER=('libsvtav1' 'librav1e' 'libaom-av1')
PRESET=(2 4 6 8)
# uncomment for quick testing
# CRF=(25)
# ENCODER=('libsvtav1')
CRF=(25)
ENCODER=('libsvtav1')
# ENCODER=('librav1e')
# ENCODER=('libaom-av1')
# PRESET=(8)
PRESET=(8)
# Log for results
LOG="$BENCHMARK_DIR/results.txt"
@@ -133,4 +141,4 @@ do
done
echo -e "\n\n--- Results CSV ---\n" >> "$LOG"
cat "$CSV" >> "$LOG"
cat "$CSV" >> "$LOG"