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tour_comfy/install_facefusion.sh

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+#!/bin/bash
+# Install FaceFusion 3.x for high-quality face+hair swap.
+# Clones into ~/facefusion and creates a dedicated venv at ~/facefusion-venv.
+# Usage: bash tour-comfy/install_facefusion.sh
+set -e
+
+FF_DIR="${FACEFUSION_DIR:-$HOME/facefusion}"
+FF_VENV="${FACEFUSION_VENV:-$HOME/facefusion-venv}"
+FF_REPO="https://github.com/facefusion/facefusion"
+
+echo "[facefusion] Installing to $FF_DIR (venv: $FF_VENV)"
+
+# 1. Clone or update
+if [ -d "$FF_DIR/.git" ]; then
+    echo "[facefusion] Updating existing clone ..."
+    git -C "$FF_DIR" pull --ff-only
+else
+    echo "[facefusion] Cloning $FF_REPO ..."
+    git clone "$FF_REPO" "$FF_DIR"
+fi
+
+# 2. Create dedicated venv (avoids dependency conflicts with ComfyUI)
+if [ ! -d "$FF_VENV" ]; then
+    echo "[facefusion] Creating venv at $FF_VENV ..."
+    python3 -m venv "$FF_VENV"
+fi
+
+PIP="$FF_VENV/bin/pip"
+PY="$FF_VENV/bin/python"
+
+"$PIP" install --upgrade pip wheel
+
+# 3. Install FaceFusion requirements
+cd "$FF_DIR"
+"$PIP" install -r requirements.txt \
+    --extra-index-url https://download.pytorch.org/whl/cu124
+
+# 4. Download base models (ghost_3_1_256 + gfpgan_1.4 for enhance)
+echo "[facefusion] Downloading default models via FaceFusion model manager ..."
+"$PY" facefusion.py \
+    --processors face_swapper hair_swapper face_enhancer \
+    --face-swapper-model ghost_3_1_256 \
+    --face-enhancer-model gfpgan_1.4 \
+    --execution-providers cpu \
+    download-models 2>/dev/null || true
+
+echo ""
+echo "[facefusion] Installation complete."
+echo "  Binary: $PY $FF_DIR/facefusion.py"
+echo "  Config: set facefusion_dir/facefusion_venv in tour-comfy/config.json"
+echo ""
+echo "Restart the API (start_api.sh) and the 'Hair swap' toggle will activate."