Sprachausgabe für ganze Kapitel und kleiner Fix an Kapitel 1

speak.sh

@@ -1,5 +1,17 @@
 #!/bin/sh
 
+# Resolve input to absolute path before changing directory
+INPUT_FILE="$1"
+case "$INPUT_FILE" in
+    /*) ;;
+    *) INPUT_FILE="$PWD/$INPUT_FILE" ;;
+esac
+
+if test -z "$INPUT_FILE" || test ! -f "$INPUT_FILE"; then
+    echo "Usage: $0 <input-file>" >&2
+    exit 1
+fi
+
 cd "$(dirname "$0")"
 
 if test -f .env; then
@@ -8,18 +20,75 @@ if test -f .env; then
     set +a
 fi
 
-OUT="${1:-output.wav}"
+TMP_DIR=$(mktemp -d)
+trap 'rm -rf "$TMP_DIR"' EXIT
 
-TMP_TEXT=$(mktemp)
-trap 'rm -f "$TMP_TEXT"' EXIT
-cat > "$TMP_TEXT"
+# Split input into paragraph files
+awk -v tmpdir="$TMP_DIR" '
+    BEGIN { RS = "" }
+    {
+        n++
+        fname = tmpdir "/para" n ".txt"
+        print > fname
+        close(fname)
+    }
+' "$INPUT_FILE"
+
+PARA_COUNT=$(awk 'BEGIN { RS = "" } { n++ } END { print n+0 }' "$INPUT_FILE")
+
+if test "$PARA_COUNT" -eq 0; then
+    echo "Error: no paragraphs found in input file" >&2
+    exit 1
+fi
+
+CHUNKS=$(( (PARA_COUNT + 2) / 3 ))
 
 REF_AUDIO_B64=$(base64 -w 0 elena-referenz.wav)
-ESCAPED_TEXT=$(awk '{gsub(/\\/, "\\\\"); gsub(/"/, "\\\""); gsub(/\t/, "\\t"); if (NR>1) printf "\\n"; printf "%s", $0}' "$TMP_TEXT")
 
-printf '{"text":"%s","language":"German","ref_text":"Das Café Laube roch nach einer Mischung aus frisch gerösteten Bohnen, süßlichen Lilien und dem metallischen Unterton von Regen","trim_sample":true,"auto_denoise":false,"high_fidelity":false,"ref_audio_b64":"%s"}' "$ESCAPED_TEXT" "$REF_AUDIO_B64" | \
-curl -X POST "https://vonkaiser-audiodojo.chutes.ai/tts/qwen3clone" \
-    -H "Authorization: Bearer $CHUTES_API_KEY" \
-    -H "Content-Type: application/json" \
-    --data-binary @- \
-    --output "$OUT"
+CHUNK=1
+while test "$CHUNK" -le "$CHUNKS"; do
+    OUT=$(printf "part%03d.wav" "$CHUNK")
+
+    if test -f "$OUT"; then
+        echo "Skipping existing file: $OUT" >&2
+        CHUNK=$((CHUNK + 1))
+        continue
+    fi
+
+    START=$(( (CHUNK - 1) * 3 + 1 ))
+    END=$(( START + 2 ))
+
+    TMP_TEXT="$TMP_DIR/chunk$CHUNK.txt"
+    : > "$TMP_TEXT"
+
+    P=$START
+    FIRST=1
+    while test "$P" -le "$END"; do
+        PARA_FILE="$TMP_DIR/para$P.txt"
+        if test -f "$PARA_FILE"; then
+            if test "$FIRST" -eq 1; then
+                FIRST=0
+            else
+                printf "\n\n" >> "$TMP_TEXT"
+            fi
+            cat "$PARA_FILE" >> "$TMP_TEXT"
+        fi
+        P=$((P + 1))
+    done
+
+    ESCAPED_TEXT=$(awk '{gsub(/\\/, "\\\\"); gsub(/"/, "\\\""); gsub(/\t/, "\\t"); if (NR>1) printf "\\n"; printf "%s", $0}' "$TMP_TEXT")
+
+    printf '{"text":"%s","language":"German","ref_text":"Das Café Laube roch nach einer Mischung aus frisch gerösteten Bohnen, süßlichen Lilien und dem metallischen Unterton von Regen","trim_sample":true,"auto_denoise":false,"high_fidelity":false,"ref_audio_b64":"%s"}' "$ESCAPED_TEXT" "$REF_AUDIO_B64" | \
+    curl -f -s -S -X POST "https://vonkaiser-audiodojo.chutes.ai/tts/qwen3clone" \
+        -H "Authorization: Bearer $CHUTES_API_KEY" \
+        -H "Content-Type: application/json" \
+        --data-binary @- \
+        --output "$OUT"
+
+    if test $? -ne 0; then
+        rm -f "$OUT"
+        echo "Warning: failed to generate part $CHUNK, skipping" >&2
+    fi
+
+    CHUNK=$((CHUNK + 1))
+done