paraformer录音文件识别API详情

# For prerequisites running the following sample, visit https://help.aliyun.com/document_detail/611472.html

from http import HTTPStatus
import dashscope
import json

# 如您未将API Key配置到环境变量中，可带上下面这行代码并将your-dashscope-api-key替换成您自己的API Key
# dashscope.api_key = 'your-dashscope-api-key'

task_response = dashscope.audio.asr.Transcription.async_call(
    model='paraformer-v2',
    file_urls=['https://dashscope.oss-cn-beijing.aliyuncs.com/samples/audio/paraformer/hello_world_female2.wav',
               'https://dashscope.oss-cn-beijing.aliyuncs.com/samples/audio/paraformer/hello_world_male2.wav'],
    language_hints=['zh', 'en']  # “language_hints”只支持paraformer-v2和paraformer-realtime-v2模型
)

transcribe_response = dashscope.audio.asr.Transcription.wait(task=task_response.output.task_id)
if transcribe_response.status_code == HTTPStatus.OK:
    print(json.dumps(transcribe_response.output, indent=4, ensure_ascii=False))
    print('transcription done!')

package com.alibaba.dashscope.sample.transcription;

import com.alibaba.dashscope.audio.asr.transcription.*;
import com.google.gson.*;
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.net.*;
import java.net.HttpURLConnection;
import java.util.Collections;
import java.util.List;

public class Main {
  public static void main(String[] args) {
    TranscriptionParam param =
        TranscriptionParam.builder()
            // 如您未将API Key配置到环境变量中，可带上下面这行代码并将your-dashscope-api-key替换成您自己的API Key
            // .apiKey("your-dashscope-api-key")
            .model("paraformer-v2")
            .fileUrls(
                Collections.singletonList(
                    "https://dashscope.oss-cn-beijing.aliyuncs.com/samples/audio/paraformer/hello_world_female2.wav"))
            // “language_hints”只支持paraformer-v2和paraformer-realtime-v2模型
            .parameter("language_hints", new String[]{"zh", "en"})
            .build();
    try {
      Transcription transcription = new Transcription();
      // 提交转写请求
      TranscriptionResult result = transcription.asyncCall(param);
      // 打印TaskId
      System.out.println("TaskId: " + result.getTaskId());
      // 等待转写完成
      result =
          transcription.wait(
              TranscriptionQueryParam.FromTranscriptionParam(param, result.getTaskId()));
      // 获取转写结果
      List<TranscriptionTaskResult> taskResultList = result.getResults();
      if (taskResultList != null && taskResultList.size() > 0) {
        TranscriptionTaskResult taskResult = taskResultList.get(0);
        // 获取转写结果的url
        String transcriptionUrl = taskResult.getTranscriptionUrl();
        // 通过Http获取url内对应的结果
        HttpURLConnection connection =
            (HttpURLConnection) new URL(transcriptionUrl).openConnection();
        connection.setRequestMethod("GET");
        connection.connect();
        BufferedReader reader =
            new BufferedReader(new InputStreamReader(connection.getInputStream()));
        // 格式化输出json结果
        Gson gson = new GsonBuilder().setPrettyPrinting().create();
        System.out.println(gson.toJson(gson.fromJson(reader, JsonObject.class)));
      }
    } catch (Exception e) {
      System.out.println("error: " + e);
    }
    System.exit(0);
  }
}

{
    "file_url": "https://dashscope.oss-cn-beijing.aliyuncs.com/samples/audio/paraformer/hello_world_male2.wav",
    "properties": {
        "audio_format": "pcm_s16le",
        "channels": [
            0
        ],
        "original_sampling_rate": 16000,
        "original_duration_in_milliseconds": 4726
    },
    "transcripts": [
        {
            "channel_id": 0,
            "content_duration_in_milliseconds": 4570,
            "text": "Hello world, 这里是阿里巴巴语音实验室。",
            "sentences": [
                {
                    "begin_time": 140,
                    "end_time": 4710,
                    "text": "Hello world, 这里是阿里巴巴语音实验室。",
                    "words": [
                        {
                            "begin_time": 140,
                            "end_time": 597,
                            "text": "Hello ",
                            "punctuation": ""
                        },
                        {
                            "begin_time": 597,
                            "end_time": 1054,
                            "text": "world",
                            "punctuation": ", "
                        },
                        {
                            "begin_time": 1054,
                            "end_time": 1663,
                            "text": "这里",
                            "punctuation": ""
                        },
                        {
                            "begin_time": 1663,
                            "end_time": 2272,
                            "text": "是阿",
                            "punctuation": ""
                        },
                        {
                            "begin_time": 2272,
                            "end_time": 2881,
                            "text": "里巴",
                            "punctuation": ""
                        },
                        {
                            "begin_time": 2881,
                            "end_time": 3490,
                            "text": "巴语",
                            "punctuation": ""
                        },
                        {
                            "begin_time": 3490,
                            "end_time": 4099,
                            "text": "音实",
                            "punctuation": ""
                        },
                        {
                            "begin_time": 4099,
                            "end_time": 4710,
                            "text": "验室",
                            "punctuation": "。"
                        }
                    ]
                }
            ]
        }
    ]
}
{
    "file_url": "https://dashscope.oss-cn-beijing.aliyuncs.com/samples/audio/paraformer/hello_world_female2.wav",
    "properties": {
        "audio_format": "pcm_s16le",
        "channels": [
            0
        ],
        "original_sampling_rate": 16000,
        "original_duration_in_milliseconds": 3834
    },
    "transcripts": [
        {
            "channel_id": 0,
            "content_duration_in_milliseconds": 3530,
            "text": "Hello world, 这里是阿里巴巴语音实验室。",
            "sentences": [
                {
                    "begin_time": 280,
                    "end_time": 3810,
                    "text": "Hello world, 这里是阿里巴巴语音实验室。",
                    "words": [
                        {
                            "begin_time": 280,
                            "end_time": 633,
                            "text": "Hello ",
                            "punctuation": ""
                        },
                        {
                            "begin_time": 633,
                            "end_time": 986,
                            "text": "world",
                            "punctuation": ", "
                        },
                        {
                            "begin_time": 986,
                            "end_time": 1456,
                            "text": "这里",
                            "punctuation": ""
                        },
                        {
                            "begin_time": 1456,
                            "end_time": 1926,
                            "text": "是阿",
                            "punctuation": ""
                        },
                        {
                            "begin_time": 1926,
                            "end_time": 2396,
                            "text": "里巴",
                            "punctuation": ""
                        },
                        {
                            "begin_time": 2396,
                            "end_time": 2866,
                            "text": "巴语",
                            "punctuation": ""
                        },
                        {
                            "begin_time": 2866,
                            "end_time": 3336,
                            "text": "音实",
                            "punctuation": ""
                        },
                        {
                            "begin_time": 3336,
                            "end_time": 3810,
                            "text": "验室",
                            "punctuation": "。"
                        }
                    ]
                }
            ]
        }
    ]
}