Computer Vision API (v3.2)

Request URL

Request parameters

(optional)
string

A string indicating what visual feature types to return. Multiple values should be comma-separated.
Valid visual feature types include:

  • Adult - detects if the image is pornographic in nature (depicts nudity or a sex act), or is gory (depicts extreme violence or blood). Sexually suggestive content (aka racy content) is also detected.
  • Brands - detects various brands within an image, including the approximate location. The Brands argument is only available in English.
  • Categories - categorizes image content according to a taxonomy defined in documentation.
  • Color - determines the accent color, dominant color, and whether an image is black&white.
  • Description - describes the image content with a complete sentence in supported languages.
  • Faces - detects if faces are present. If present, generate coordinates, gender and age.
  • ImageType - detects if image is clipart or a line drawing.
  • Objects - detects various objects within an image, including the approximate location. The Objects argument is only available in English.
  • Tags - tags the image with a detailed list of words related to the image content.
(optional)
string

A string indicating which domain-specific details to return. Multiple values should be comma-separated.
Valid visual feature types include:

  • Celebrities - identifies celebrities if detected in the image.
  • Landmarks - identifies landmarks if detected in the image.
(optional)
string

A string indicating which language to return. The service will return recognition results in specified language. If this parameter is not specified, the default value is "en". See https://aka.ms/cv-languages for list of supported languages.

(optional)
string

Optional parameter to specify the version of the AI model. The default value is "latest".

Request headers

string
Subscription key which provides access to this API. Found in your Cognitive Services accounts.

Request body

Code samples

@ECHO OFF

curl -v -X POST "https://japaneast.api.cognitive.microsoft.com/vision/v3.2/analyze?visualFeatures=Categories&details={string}&language=en&model-version=latest"
-H "Ocp-Apim-Subscription-Key: {subscription key}"

--data-ascii "{body}" 
using System;
using System.Net.Http.Headers;
using System.Text;
using System.Net.Http;
using System.Web;

namespace CSHttpClientSample
{
    static class Program
    {
        static void Main()
        {
            MakeRequest();
            Console.WriteLine("Hit ENTER to exit...");
            Console.ReadLine();
        }
        
        static async void MakeRequest()
        {
            var client = new HttpClient();
            var queryString = HttpUtility.ParseQueryString(string.Empty);

            // Request headers
            client.DefaultRequestHeaders.Add("Ocp-Apim-Subscription-Key", "{subscription key}");

            // Request parameters
            queryString["visualFeatures"] = "Categories";
            queryString["details"] = "{string}";
            queryString["language"] = "en";
            queryString["model-version"] = "latest";
            var uri = "https://japaneast.api.cognitive.microsoft.com/vision/v3.2/analyze?" + queryString;

            HttpResponseMessage response;

            // Request body
            byte[] byteData = Encoding.UTF8.GetBytes("{body}");

            using (var content = new ByteArrayContent(byteData))
            {
               content.Headers.ContentType = new MediaTypeHeaderValue("< your content type, i.e. application/json >");
               response = await client.PostAsync(uri, content);
            }

        }
    }
}	
// // This sample uses the Apache HTTP client from HTTP Components (http://hc.apache.org/httpcomponents-client-ga/)
import java.net.URI;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.utils.URIBuilder;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.util.EntityUtils;

public class JavaSample 
{
    public static void main(String[] args) 
    {
        HttpClient httpclient = HttpClients.createDefault();

        try
        {
            URIBuilder builder = new URIBuilder("https://japaneast.api.cognitive.microsoft.com/vision/v3.2/analyze");

            builder.setParameter("visualFeatures", "Categories");
            builder.setParameter("details", "{string}");
            builder.setParameter("language", "en");
            builder.setParameter("model-version", "latest");

            URI uri = builder.build();
            HttpPost request = new HttpPost(uri);
            request.setHeader("Ocp-Apim-Subscription-Key", "{subscription key}");


            // Request body
            StringEntity reqEntity = new StringEntity("{body}");
            request.setEntity(reqEntity);

            HttpResponse response = httpclient.execute(request);
            HttpEntity entity = response.getEntity();

            if (entity != null) 
            {
                System.out.println(EntityUtils.toString(entity));
            }
        }
        catch (Exception e)
        {
            System.out.println(e.getMessage());
        }
    }
}

<!DOCTYPE html>
<html>
<head>
    <title>JSSample</title>
    <script src="http://ajax.googleapis.com/ajax/libs/jquery/1.9.0/jquery.min.js"></script>
</head>
<body>

<script type="text/javascript">
    $(function() {
        var params = {
            // Request parameters
            "visualFeatures": "Categories",
            "details": "{string}",
            "language": "en",
            "model-version": "latest",
        };
      
        $.ajax({
            url: "https://japaneast.api.cognitive.microsoft.com/vision/v3.2/analyze?" + $.param(params),
            beforeSend: function(xhrObj){
                // Request headers
                xhrObj.setRequestHeader("Ocp-Apim-Subscription-Key","{subscription key}");
            },
            type: "POST",
            // Request body
            data: "{body}",
        })
        .done(function(data) {
            alert("success");
        })
        .fail(function() {
            alert("error");
        });
    });
</script>
</body>
</html>
#import <Foundation/Foundation.h>

int main(int argc, const char * argv[])
{
    NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];
    
    NSString* path = @"https://japaneast.api.cognitive.microsoft.com/vision/v3.2/analyze";
    NSArray* array = @[
                         // Request parameters
                         @"entities=true",
                         @"visualFeatures=Categories",
                         @"details={string}",
                         @"language=en",
                         @"model-version=latest",
                      ];
    
    NSString* string = [array componentsJoinedByString:@"&"];
    path = [path stringByAppendingFormat:@"?%@", string];

    NSLog(@"%@", path);

    NSMutableURLRequest* _request = [NSMutableURLRequest requestWithURL:[NSURL URLWithString:path]];
    [_request setHTTPMethod:@"POST"];
    // Request headers
    [_request setValue:@"{subscription key}" forHTTPHeaderField:@"Ocp-Apim-Subscription-Key"];
    // Request body
    [_request setHTTPBody:[@"{body}" dataUsingEncoding:NSUTF8StringEncoding]];
    
    NSURLResponse *response = nil;
    NSError *error = nil;
    NSData* _connectionData = [NSURLConnection sendSynchronousRequest:_request returningResponse:&response error:&error];

    if (nil != error)
    {
        NSLog(@"Error: %@", error);
    }
    else
    {
        NSError* error = nil;
        NSMutableDictionary* json = nil;
        NSString* dataString = [[NSString alloc] initWithData:_connectionData encoding:NSUTF8StringEncoding];
        NSLog(@"%@", dataString);
        
        if (nil != _connectionData)
        {
            json = [NSJSONSerialization JSONObjectWithData:_connectionData options:NSJSONReadingMutableContainers error:&error];
        }
        
        if (error || !json)
        {
            NSLog(@"Could not parse loaded json with error:%@", error);
        }
        
        NSLog(@"%@", json);
        _connectionData = nil;
    }
    
    [pool drain];

    return 0;
}
<?php
// This sample uses the Apache HTTP client from HTTP Components (http://hc.apache.org/httpcomponents-client-ga/)
require_once 'HTTP/Request2.php';

$request = new Http_Request2('https://japaneast.api.cognitive.microsoft.com/vision/v3.2/analyze');
$url = $request->getUrl();

$headers = array(
    // Request headers
    'Ocp-Apim-Subscription-Key' => '{subscription key}',
);

$request->setHeader($headers);

$parameters = array(
    // Request parameters
    'visualFeatures' => 'Categories',
    'details' => '{string}',
    'language' => 'en',
    'model-version' => 'latest',
);

$url->setQueryVariables($parameters);

$request->setMethod(HTTP_Request2::METHOD_POST);

// Request body
$request->setBody("{body}");

try
{
    $response = $request->send();
    echo $response->getBody();
}
catch (HttpException $ex)
{
    echo $ex;
}

?>
########### Python 2.7 #############
import httplib, urllib, base64

headers = {
    # Request headers
    'Ocp-Apim-Subscription-Key': '{subscription key}',
}

params = urllib.urlencode({
    # Request parameters
    'visualFeatures': 'Categories',
    'details': '{string}',
    'language': 'en',
    'model-version': 'latest',
})

try:
    conn = httplib.HTTPSConnection('japaneast.api.cognitive.microsoft.com')
    conn.request("POST", "/vision/v3.2/analyze?%s" % params, "{body}", headers)
    response = conn.getresponse()
    data = response.read()
    print(data)
    conn.close()
except Exception as e:
    print("[Errno {0}] {1}".format(e.errno, e.strerror))

####################################

########### Python 3.2 #############
import http.client, urllib.request, urllib.parse, urllib.error, base64

headers = {
    # Request headers
    'Ocp-Apim-Subscription-Key': '{subscription key}',
}

params = urllib.parse.urlencode({
    # Request parameters
    'visualFeatures': 'Categories',
    'details': '{string}',
    'language': 'en',
    'model-version': 'latest',
})

try:
    conn = http.client.HTTPSConnection('japaneast.api.cognitive.microsoft.com')
    conn.request("POST", "/vision/v3.2/analyze?%s" % params, "{body}", headers)
    response = conn.getresponse()
    data = response.read()
    print(data)
    conn.close()
except Exception as e:
    print("[Errno {0}] {1}".format(e.errno, e.strerror))

####################################
require 'net/http'

uri = URI('https://japaneast.api.cognitive.microsoft.com/vision/v3.2/analyze')
uri.query = URI.encode_www_form({
    # Request parameters
    'visualFeatures' => 'Categories',
    'details' => '{string}',
    'language' => 'en',
    'model-version' => 'latest'
})

request = Net::HTTP::Post.new(uri.request_uri)
# Request headers
request['Ocp-Apim-Subscription-Key'] = '{subscription key}'
# Request body
request.body = "{body}"

response = Net::HTTP.start(uri.host, uri.port, :use_ssl => uri.scheme == 'https') do |http|
    http.request(request)
end

puts response.body