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package ai_model_cli
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import (
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"bytes"
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"encoding/base64"
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"encoding/json"
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"goskeleton/app/global/my_errors"
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"goskeleton/app/global/variable"
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"goskeleton/app/utils/baidubce"
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"net/http"
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"github.com/gin-gonic/gin"
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)
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type BaiduBCEVOP struct {
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Format string `json:"format"`
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Rate int `json:"rate"`
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Channel int `json:"channel"`
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Cuid string `json:"cuid"`
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DevPid int `json:"dev_pid"`
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Speech string `json:"speech"`
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Len int `json:"len"`
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Token string `json:"token"`
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}
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/**
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* 向百度智能云ocr(基础精准版)发送消息, 获得识别消息
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* @return 识别出的信息的内容
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*/
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func RequestVOP(context *gin.Context) (r bool, c interface{}) {
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path := "https://vop.baidu.com/pro_api"
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// 获得语音数据，需要 base64 和urlencode处理
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// TODO:linlnf
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content := context.PostForm("voc")
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// 再进行 Base64 解码
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decodedVoc, _ := base64.StdEncoding.DecodeString(content)
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// 组装 body 数据，参数在该网址：https://cloud.baidu.com/doc/SPEECH/s/4lbxdz34z
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jsonData, _ := json.Marshal(BaiduBCEVOP{
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Format: "pcm",
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Rate: 16000,
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Channel: 1,
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Cuid: "kRxqyFGTgJOtBU4b5LnhWEvX6g8EU4Z7",
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DevPid: 80001,
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Speech: content,
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Len: len(decodedVoc),
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Token: baidubce.GetAccessToken(),
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})
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client := &http.Client{}
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// 请求数据
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req, err := http.NewRequest("POST", path, bytes.NewBuffer(jsonData))
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if err != nil {
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variable.ZapLog.Error(my_errors.ErrorBaiduCEUseVOPFail + err.Error())
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return false, nil
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}
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req.Header.Add("Content-Type", "application/json")
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req.Header.Add("Accept", "application/json")
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res, err := client.Do(req)
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if err != nil {
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variable.ZapLog.Error(my_errors.ErrorBaiduCEUseVOPFail + err.Error())
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return false, nil
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}
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defer res.Body.Close()
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//从res中提取识别出的信息
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mbody, err := baidubce.DecodeResBody(res, "vop")
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if err != nil {
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variable.ZapLog.Error(my_errors.ErrorBaiduCEUseVOPFail + err.Error())
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return false, nil
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}
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return true, gin.H{
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"words": decodeBody2Str(mbody),
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}
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}
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/*
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* 将返回的内容中的所有识别出的文字信息进行组合
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* @return 识别出的信息的内容字符串
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*/
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func decodeBody2Str(mbody map[string]interface{}) (str string) {
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words, ok := mbody["result"].([]interface{})
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if ok {
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for _, word := range words {
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str += word.(string) + "\n"
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}
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return str
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}
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return ""
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}
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