log is done

scripts/benchmark.sh

@@ -18,17 +18,16 @@ 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=(40)
+CRF=(20 25 30)
 ENCODER=('libsvtav1' 'librav1e' 'libaom-av1')
-ENCODER=('libsvtav1')
-PRESET=(13)
+PRESET=(4 8 12)
 
 # Log for results
 LOG="$OUTPUT_DIR/results.txt"
+VMAF_RESULTS="$OUTPUT_DIR/vmaf.json"
 
 for input in "${INPUT[@]}"
 do
-    # echo "$input"
     for encoder in "${ENCODER[@]}"
     do
         for preset in "${PRESET[@]}"
@@ -38,11 +37,14 @@ do
                 OUTPUT="$OUTPUT_DIR/${encoder}_preset${preset}_crf${crf}_$input"
                 echo "output: $OUTPUT" >> "$LOG"
                 TIME_BEFORE=$(date +%s)
-                ffmpeg -i "$INPUT_DIR/$input" -c:a copy -c:v "$encoder" -preset "$preset" -crf "$crf" "$OUTPUT" 2> /dev/null || exit 1
+                ffmpeg -i "$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
+                echo -e "\t time taken: $TIME_DIFF seconds" >> "$LOG"
+                ffmpeg -an -sn -i "$OUTPUT" -i "$INPUT_DIR/$input" -lavfi \
+                    libvmaf=n_threads="$(nproc)":log_path="$VMAF_RESULTS":log_fmt='json' -f 'null' -
+                echo -e "\t mean vmaf: $(cat "$VMAF_RESULTS" | jq '.pooled_metrics.vmaf.mean')" >> "$LOG" || exit 1
             done
         done    
     done