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Create transcription
One script reply has been approved by the moderators Verified

Transcribes audio into the input language.

Created by hugo697 136 days ago Viewed 3982 times
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Submitted by hugo697 Typescript (fetch-only)
Verified 136 days ago
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type Openai = {
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  api_key: string;
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  organization_id: string;
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};
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type Base64 = string;
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/**
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 * Create transcription
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 * Transcribes audio into the input language.
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 */
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export async function main(
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  auth: Openai,
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  body: {
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    file: {
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      base64: Base64;
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      type:
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        | "image/png"
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        | "image/jpeg"
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        | "image/gif"
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        | "application/pdf"
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        | "appication/json"
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        | "text/csv"
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        | "text/plain"
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        | "audio/mpeg"
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        | "audio/wav"
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        | "video/mp4";
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      name: string;
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    };
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    model: string | "whisper-1";
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    language?: string;
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    prompt?: string;
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    response_format?: "json" | "text" | "srt" | "verbose_json" | "vtt";
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    temperature?: number;
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    "timestamp_granularities[]"?: ("word" | "segment")[];
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  }
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) {
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  const url = new URL(`https://api.openai.com/v1/audio/transcriptions`);
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  const formData = new FormData();
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  for (const [k, v] of Object.entries(body)) {
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    if (v !== undefined && v !== "") {
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      if (["file"].includes(k)) {
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        const { base64, type, name } = v as {
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          base64: Base64;
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          type: string;
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          name: string;
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        };
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        formData.append(
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          k,
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          new Blob([Uint8Array.from(atob(base64), (m) => m.codePointAt(0)!)], {
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            type,
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          }),
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          name
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        );
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      } else {
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        formData.append(k, String(v));
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      }
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    }
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  }
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  const response = await fetch(url, {
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    method: "POST",
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    headers: {
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      "OpenAI-Organization": auth.organization_id,
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      Authorization: "Bearer " + auth.api_key,
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    },
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    body: formData,
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  });
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  if (!response.ok) {
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    const text = await response.text();
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    throw new Error(`${response.status} ${text}`);
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  }
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  return await response.json();
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}
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