Lincoln Stein 4c482fe24a refactor how postprocessors work ...

- similar call structures for outpainting, outcropping and face restoration modules
- added documentation for outcropping
- post-processing steps now leave a provenance chain (of sorts) in the sd-metadata field:

~~~
scripts/sd-metadata.py outputs/img-samples/curly.942491079.upscale.png
outputs/img-samples/curly.942491079.upscale.png:
 {
    "model": "stable diffusion",
    "model_id": "stable-diffusion-1.4",
    "model_hash": "fe4efff1e174c627256e44ec2991ba279b3816e364b49f9be2abc0b3ff3f8556",
    "app_id": "lstein/stable-diffusion",
    "app_version": "v1.15",
    "image": {
        "height": 512,
        "width": 512,
        "steps": 50,
        "cfg_scale": 7.5,
        "seed": 942491079,
        "prompt": [
            {
                "prompt": "pretty curly-haired redhead woman",
                "weight": 1.0
            }
        ],
        "postprocessing": [
            {
                "tool": "outcrop",
                "dream_command": "!fix \"test-pictures/curly.png\" -s 50 -S 942491079 -W 512 -H 512 -C 7.5 -A k_lms -c top 64 right 64"
            },
            {
                "tool": "gfpgan",
                "dream_command": "!fix \"outputs/img-samples/curly.942491079.outcrop-02.png\" -s 50 -S 942491079 -W 512 -H 512 -C 7.5 -A k_lms -G 0.8"
            },
            {
                "tool": "upscale",
                "dream_command": "!fix \"outputs/img-samples/curly.942491079.gfpgan.png\" -s 50 -S 942491079 -W 512 -H 512 -C 7.5 -A k_lms -U 4.0 0.75"
            }
        ],
        "sampler": "k_lms",
        "variations": [],
        "type": "txt2img"
    }
}
~~~

2022-10-04 22:37:25 -04:00

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