Tag 2 komplettierung

2025-11-17 16:51:53 +01:00
parent eb6eb665e5
commit b14f77de92
109 changed files with 223 additions and 46 deletions
--- a/adventskalender/2025/tools/convert.sh
+++ b/adventskalender/2025/tools/convert.sh
@@ -0,0 +1,145 @@
+#!/bin/bash
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+
+IMG_INPUT="$SCRIPT_DIR/../assets/images/originals"
+VID_INPUT="$SCRIPT_DIR/../assets/videos/originals"
+
+BASE_OUTPUT="$SCRIPT_DIR/../assets"
+
+IMAGE_SIZES=(480 720 1024 1366 1600 1920 2560 3840)
+IMAGE_FORMATS=("avif" "webp" "jpeg")
+
+echo "$SCRIPT_DIR"
+echo "$BASE_OUTPUT"
+
+# Videonamen (Ordner)
+VIDEO_NAMES=(
+  "nHD"
+  "FWVGA"
+  "qHD"
+  "HD"
+  "HDplus"
+  "FullHD"
+  "1440p"
+  "4K"
+)
+
+# Videogrößen (ffmpeg scale)
+VIDEO_SCALES=(
+  "640:360"
+  "854:480"
+  "960:540"
+  "1280:720"
+  "1600:900"
+  "1920:1080"
+  "2560:1440"
+  "3840:2160"
+)
+VIDEO_FORMATS=("mp4" "webm")
+
+###############################################
+# BILDER
+###############################################
+process_images() {
+  echo "🖼️ Starte Bildverarbeitung..."
+
+  for img in "$IMG_INPUT"/*.png; do
+    [ -e "$img" ] || continue
+
+    filename=$(basename "$img")
+    name="${filename%.*}"
+
+    width=$(magick identify -format "%w" "$img")
+    height=$(magick identify -format "%h" "$img")
+    orientation="landscape"
+    [ "$height" -gt "$width" ] && orientation="portrait"
+
+    echo "Bild: $filename ($orientation)"
+
+    for size in "${IMAGE_SIZES[@]}"; do
+      for fmt in "${IMAGE_FORMATS[@]}"; do
+
+        OUT_DIR="$BASE_OUTPUT/images/$size/$fmt"
+        mkdir -p "$OUT_DIR"
+
+        OUT_FILE="$OUT_DIR/$name.$fmt"
+
+        if [ -f "$OUT_FILE" ]; then
+          echo "⏩ Skip: $name.$fmt existiert bereits ($size)"
+          continue
+        fi
+
+        if [ "$orientation" = "landscape" ]; then
+          magick "$img" -resize "${size}" "$OUT_FILE"
+        else
+          magick "$img" -resize "x${size}" "$OUT_FILE"
+        fi
+
+      done
+    done
+  done
+}
+
+###############################################
+# VIDEOS
+###############################################
+process_videos() {
+  echo "🎬 Starte Videobearbeitung..."
+
+  for vid in "$VID_INPUT"/*.mp4; do
+    [ -e "$vid" ] || continue
+
+    filename=$(basename "$vid")
+    name="${filename%.*}"
+
+    echo "Video: $filename"
+
+    # über Index 0–7 iterieren
+    for i in "${!VIDEO_NAMES[@]}"; do
+      res="${VIDEO_NAMES[$i]}"
+      scale="${VIDEO_SCALES[$i]}"
+
+      for vfmt in "${VIDEO_FORMATS[@]}"; do
+
+        OUT_DIR="$BASE_OUTPUT/videos/$res/$vfmt"
+        mkdir -p "$OUT_DIR"
+
+        OUT_FILE="$OUT_DIR/$name.$vfmt"
+
+        if [ -f "$OUT_FILE" ]; then
+          echo "⏩ Skip: $name.$vfmt existiert bereits ($res)"
+          continue
+        fi
+
+        if [ "$vfmt" = "mp4" ]; then
+          ffmpeg -y -i "$vid" -vf "scale=$scale" \
+            -c:v libx264 -crf 23 -preset medium \
+            -c:a copy \
+            "$OUT_FILE"
+        else
+          ffmpeg -y -i "$vid" -vf "scale=$scale" \
+            -c:v libvpx-vp9 -b:v 0 -crf 32 \
+            -c:a libopus \
+            "$OUT_FILE"
+        fi
+
+      done
+    done
+  done
+}
+
+
+###############################################
+echo "----------------------------------------------"
+echo " Bratonischer Medien-Konverter gestartet"
+echo " Skriptort: $SCRIPT_DIR"
+echo "----------------------------------------------"
+
+process_images
+process_videos
+
+echo "----------------------------------------------"
+echo " Fertig! Nur fehlende Dateien wurden erzeugt."
+echo "----------------------------------------------"
+