Created
July 3, 2023 09:04
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| import * as zlib from 'zlib'; | |
| import fetch from 'node-fetch'; | |
| // model input params | |
| let prompt = "mdjrny-v4 style 1girl watch at you"; | |
| let negative_prompt = "NONE"; // replace NONE with actual negative prompt if any | |
| let samples = 1; // no.of images to generate | |
| let scheduler = "DPMSolverMultistepScheduler"; | |
| let steps = 20; | |
| let guidance_scale = 7.5; | |
| let seed = 123123123; | |
| let url = "https://random_alan.jan.ai/v2/models/stable_diffusion/versions/1/infer"; | |
| let message = { | |
| "inputs": [ | |
| { | |
| "name": "PROMPT", | |
| "shape": [1], | |
| "datatype": "BYTES", | |
| "data": [prompt], | |
| }, | |
| { | |
| "name": "NEGATIVE_PROMPT", | |
| "shape": [1], | |
| "datatype": "BYTES", | |
| "data": [negative_prompt], | |
| }, | |
| { | |
| "name": "SAMPLES", | |
| "shape": [1], | |
| "datatype": "INT32", | |
| "data": [samples], | |
| }, | |
| { | |
| "name": "SCHEDULER", | |
| "shape": [1], | |
| "datatype": "BYTES", | |
| "data": [scheduler], | |
| }, | |
| { | |
| "name": "STEPS", | |
| "shape": [1], | |
| "datatype": "INT32", | |
| "data": [steps], | |
| }, | |
| { | |
| "name": "GUIDANCE_SCALE", | |
| "shape": [1], | |
| "datatype": "FP32", | |
| "data": [guidance_scale], | |
| }, | |
| { | |
| "name": "SEED", | |
| "shape": [1], | |
| "datatype": "INT64", | |
| "data": [seed], | |
| }, | |
| ], | |
| "outputs": [ | |
| { | |
| "name": "IMAGES", | |
| "parameters": {"binary_data": False}, | |
| } | |
| ], | |
| }; | |
| let stringMessage = JSON.stringify(message); | |
| let bytesMessage = Buffer.from(stringMessage, 'utf-8'); | |
| let requestBody = zlib.gzipSync(bytesMessage); | |
| fetch(url, { | |
| method: 'POST', | |
| body: requestBody, | |
| headers: { | |
| 'Content-Encoding': 'gzip', | |
| 'Accept-Encoding': 'gzip', | |
| 'Inference-Header-Content-Length': String(bytesMessage.length), | |
| }, | |
| }) | |
| .then(res => res.json()) | |
| .then(json => console.log(json)) | |
| .catch(err => console.error('error:' + err)); |
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