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workflows/api/outpaint-qwen.json

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+{
+  "1": {
+    "_meta": {
+      "title": "Source Image"
+    },
+    "class_type": "LoadImage",
+    "inputs": {
+      "image": "example.png"
+    }
+  },
+  "10": {
+    "_meta": {
+      "title": "Resize to fit target"
+    },
+    "class_type": "ImageScale",
+    "inputs": {
+      "crop": "disabled",
+      "height": [
+        "9",
+        0
+      ],
+      "image": [
+        "1",
+        0
+      ],
+      "upscale_method": "lanczos",
+      "width": [
+        "8",
+        0
+      ]
+    }
+  },
+  "11": {
+    "_meta": {
+      "title": "pad left"
+    },
+    "class_type": "MathExpression|pysssss",
+    "inputs": {
+      "a": [
+        "10",
+        0
+      ],
+      "b": [
+        "2",
+        0
+      ],
+      "c": [
+        "4",
+        0
+      ],
+      "expression": "max(floor((b - a.width) * c), 0)"
+    }
+  },
+  "12": {
+    "_meta": {
+      "title": "pad right"
+    },
+    "class_type": "MathExpression|pysssss",
+    "inputs": {
+      "a": [
+        "10",
+        0
+      ],
+      "b": [
+        "2",
+        0
+      ],
+      "c": [
+        "11",
+        0
+      ],
+      "expression": "max(b - a.width - c, 0)"
+    }
+  },
+  "13": {
+    "_meta": {
+      "title": "pad top"
+    },
+    "class_type": "MathExpression|pysssss",
+    "inputs": {
+      "a": [
+        "10",
+        0
+      ],
+      "b": [
+        "3",
+        0
+      ],
+      "c": [
+        "5",
+        0
+      ],
+      "expression": "max(floor((b - a.height) * c), 0)"
+    }
+  },
+  "14": {
+    "_meta": {
+      "title": "pad bottom"
+    },
+    "class_type": "MathExpression|pysssss",
+    "inputs": {
+      "a": [
+        "10",
+        0
+      ],
+      "b": [
+        "3",
+        0
+      ],
+      "c": [
+        "13",
+        0
+      ],
+      "expression": "max(b - a.height - c, 0)"
+    }
+  },
+  "15": {
+    "_meta": {
+      "title": "Pad to exact target"
+    },
+    "class_type": "ImagePadForOutpaint",
+    "inputs": {
+      "bottom": [
+        "14",
+        0
+      ],
+      "feathering": [
+        "6",
+        0
+      ],
+      "image": [
+        "10",
+        0
+      ],
+      "left": [
+        "11",
+        0
+      ],
+      "right": [
+        "12",
+        0
+      ],
+      "top": [
+        "13",
+        0
+      ]
+    }
+  },
+  "16": {
+    "_meta": {
+      "title": "keep-region mask"
+    },
+    "class_type": "InvertMask",
+    "inputs": {
+      "mask": [
+        "15",
+        1
+      ]
+    }
+  },
+  "17": {
+    "class_type": "UNETLoader",
+    "inputs": {
+      "unet_name": "qwen_image_edit_2511_bf16.safetensors",
+      "weight_dtype": "default"
+    }
+  },
+  "18": {
+    "_meta": {
+      "title": "Lightning 8-step LoRA"
+    },
+    "class_type": "LoraLoaderModelOnly",
+    "inputs": {
+      "lora_name": "Qwen-Image-Edit-2511-Lightning-8steps-V1.0-bf16.safetensors",
+      "model": [
+        "17",
+        0
+      ],
+      "strength_model": 1.0
+    }
+  },
+  "19": {
+    "class_type": "ModelSamplingAuraFlow",
+    "inputs": {
+      "model": [
+        "18",
+        0
+      ],
+      "shift": 3.1
+    }
+  },
+  "2": {
+    "_meta": {
+      "title": "target_width"
+    },
+    "class_type": "PrimitiveInt",
+    "inputs": {
+      "value": 1216
+    }
+  },
+  "20": {
+    "class_type": "CFGNorm",
+    "inputs": {
+      "model": [
+        "19",
+        0
+      ],
+      "pre_cfg": false,
+      "strength": 1.0
+    }
+  },
+  "21": {
+    "class_type": "CLIPLoader",
+    "inputs": {
+      "clip_name": "qwen_2.5_vl_7b.safetensors",
+      "device": "default",
+      "type": "qwen_image"
+    }
+  },
+  "22": {
+    "class_type": "VAELoader",
+    "inputs": {
+      "vae_name": "qwen_image_vae.safetensors"
+    }
+  },
+  "23": {
+    "_meta": {
+      "title": "Prompt"
+    },
+    "class_type": "PrimitiveStringMultiline",
+    "inputs": {
+      "value": "Extend the photo beyond its original borders, continuing the scene seamlessly and photorealistically. Keep the original area exactly unchanged. Consistent lighting, colors and perspective. High quality, sharp details."
+    }
+  },
+  "24": {
+    "_meta": {
+      "title": "Qwen Edit encode"
+    },
+    "class_type": "TextEncodeQwenImageEditPlus",
+    "inputs": {
+      "clip": [
+        "21",
+        0
+      ],
+      "image1": [
+        "15",
+        0
+      ],
+      "prompt": [
+        "23",
+        0
+      ],
+      "vae": [
+        "22",
+        0
+      ]
+    }
+  },
+  "25": {
+    "_meta": {
+      "title": "Negative (zeroed)"
+    },
+    "class_type": "ConditioningZeroOut",
+    "inputs": {
+      "conditioning": [
+        "24",
+        0
+      ]
+    }
+  },
+  "26": {
+    "class_type": "VAEEncode",
+    "inputs": {
+      "pixels": [
+        "15",
+        0
+      ],
+      "vae": [
+        "22",
+        0
+      ]
+    }
+  },
+  "27": {
+    "_meta": {
+      "title": "Only denoise padded area"
+    },
+    "class_type": "SetLatentNoiseMask",
+    "inputs": {
+      "mask": [
+        "15",
+        1
+      ],
+      "samples": [
+        "26",
+        0
+      ]
+    }
+  },
+  "28": {
+    "class_type": "KSampler",
+    "inputs": {
+      "cfg": 1.0,
+      "denoise": 1.0,
+      "latent_image": [
+        "27",
+        0
+      ],
+      "model": [
+        "20",
+        0
+      ],
+      "negative": [
+        "25",
+        0
+      ],
+      "positive": [
+        "24",
+        0
+      ],
+      "sampler_name": "euler",
+      "scheduler": "simple",
+      "seed": 0,
+      "steps": 8
+    }
+  },
+  "29": {
+    "class_type": "VAEDecode",
+    "inputs": {
+      "samples": [
+        "28",
+        0
+      ],
+      "vae": [
+        "22",
+        0
+      ]
+    }
+  },
+  "3": {
+    "_meta": {
+      "title": "target_height"
+    },
+    "class_type": "PrimitiveInt",
+    "inputs": {
+      "value": 1216
+    }
+  },
+  "30": {
+    "_meta": {
+      "title": "Snap to exact target dims"
+    },
+    "class_type": "ImageScale",
+    "inputs": {
+      "crop": "disabled",
+      "height": [
+        "3",
+        0
+      ],
+      "image": [
+        "29",
+        0
+      ],
+      "upscale_method": "lanczos",
+      "width": [
+        "2",
+        0
+      ]
+    }
+  },
+  "31": {
+    "_meta": {
+      "title": "Paste original pixels back"
+    },
+    "class_type": "ImageCompositeMasked",
+    "inputs": {
+      "destination": [
+        "30",
+        0
+      ],
+      "mask": [
+        "16",
+        0
+      ],
+      "resize_source": false,
+      "source": [
+        "15",
+        0
+      ],
+      "x": 0,
+      "y": 0
+    }
+  },
+  "32": {
+    "class_type": "SaveImage",
+    "inputs": {
+      "filename_prefix": "outpaint/qwen",
+      "images": [
+        "31",
+        0
+      ]
+    }
+  },
+  "4": {
+    "_meta": {
+      "title": "anchor_x (0=left 0.5=center 1=right)"
+    },
+    "class_type": "PrimitiveFloat",
+    "inputs": {
+      "value": 0.5
+    }
+  },
+  "5": {
+    "_meta": {
+      "title": "anchor_y (0=top 0.5=center 1=bottom)"
+    },
+    "class_type": "PrimitiveFloat",
+    "inputs": {
+      "value": 0.5
+    }
+  },
+  "6": {
+    "_meta": {
+      "title": "feathering (px)"
+    },
+    "class_type": "PrimitiveInt",
+    "inputs": {
+      "value": 40
+    }
+  },
+  "7": {
+    "_meta": {
+      "title": "fit scale"
+    },
+    "class_type": "MathExpression|pysssss",
+    "inputs": {
+      "a": [
+        "1",
+        0
+      ],
+      "b": [
+        "2",
+        0
+      ],
+      "c": [
+        "3",
+        0
+      ],
+      "expression": "min(b / a.width, c / a.height)"
+    }
+  },
+  "8": {
+    "_meta": {
+      "title": "fit width"
+    },
+    "class_type": "MathExpression|pysssss",
+    "inputs": {
+      "a": [
+        "1",
+        0
+      ],
+      "b": [
+        "7",
+        1
+      ],
+      "c": [
+        "2",
+        0
+      ],
+      "expression": "min(round(a.width * b), c)"
+    }
+  },
+  "9": {
+    "_meta": {
+      "title": "fit height"
+    },
+    "class_type": "MathExpression|pysssss",
+    "inputs": {
+      "a": [
+        "1",
+        0
+      ],
+      "b": [
+        "7",
+        1
+      ],
+      "c": [
+        "3",
+        0
+      ],
+      "expression": "min(round(a.height * b), c)"
+    }
+  }
+}