Add All existing

deinterlacing_gpu.sh

@@ -0,0 +1,32 @@
+#!/bin/bash
+
+INPUT="$HOME/mount/Ripping/Lutz/noch zu rendern/Brücke nach Terabithia/A1_t00.mkv"
+OTPUT="${INPUT%.*}_deinterlaced_vaapi.mp4"
+TEMP_STATS=$(mktemp)
+
+ffmpeg -filter:v idet -frames:v 5000 -an -f rawvideo -y /dev/null -i "$INPUT" 2> "$TEMP_STATS"
+
+SUMMARY_LINE=$(grep "Multi frame detection" "$TEMP_STATS")
+
+# Extract counts allowing for leading spaces
+TFF_COUNT=$(echo "$SUMMARY_LINE" | grep -oP 'TFF:\s*\K[0-9]+' || echo 0)
+BFF_COUNT=$(echo "$SUMMARY_LINE" | grep -oP 'BFF:\s*\K[0-9]+' || echo 0)
+PROG_COUNT=$(echo "$SUMMARY_LINE" | grep -oP 'Progressive:\s*\K[0-9]+' || echo 0)
+
+rm "$TEMP_STATS"
+
+echo "Detected: TFF=$TFF_COUNT, BFF=$BFF_COUNT, Progressive=$PROG_COUNT"
+
+TOTAL_INTERLACED=$((TFF_COUNT + BFF_COUNT))
+
+if [ "$TOTAL_INTERLACED" -lt 100 ]; then
+  echo "Video is mostly progressive. No deinterlacing needed."
+  exit 0
+fi
+
+echo "Deinterlacing required."
+
+ffmpeg -hwaccel vaapi -hwaccel_device /dev/dri/renderD128 -hwaccel_output_format vaapi \
+  -i "$INPUT" \
+  -vf 'format=nv12,hwupload,deinterlace_vaapi' \U
+  -c:v h264_vaapi -b:v 5M -c:a copy "$OUTPUT"