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문서Cloud InfiniteSDK DocumentationPHP SDKContent RecognitionImage QR Code

Image QR Code

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마지막 업데이트 시간: 2024-03-01 14:43:58

Overview

This document provides an overview of APIs and SDK code samples for image QR codes.
API
Description
QR code recognition
Recognizes the location and content of valid QR codes in an image, outputs the text information (URL or text) contained in the QR codes, and pixelates the recognized QR codes.
QR code generation
Generates QR codes or barcodes based on the specified text information (URL or text).

QR Code Recognition

Feature description

The QR code recognition feature recognizes the location and content of valid QR codes in an image, outputs the text information (URL or text) contained in the QR codes, and pixelates the recognized QR codes.

Sample request 1: Recognizing during upload

<?php

require dirname(__FILE__) . '/../vendor/autoload.php';

$secretId = "SECRETID"; // Replace it with your real `secretId`, which can be viewed and managed in the CAM console at https://console.tencentcloud.com/cam/capi
$secretKey = "SECRETKEY"; // Replace it with your real `secretKey`, which can be viewed and managed in the CAM console at https://console.tencentcloud.com/cam/capi
$region = "ap-beijing"; // Replace it with your real region information, which can be viewed in the console at https://console.tencentcloud.com/cos5/bucket
$cosClient = new Qcloud\\Cos\\Client(
    array(
        'region' => $region,
        'schema' => 'https', // Protocol header, which is `http` by default
        'credentials'=> array(
            'secretId'  => $secretId ,
            'secretKey' => $secretKey)));

try {
        $imageQrcodeTemplate = new Qcloud\\Cos\\ImageParamTemplate\\ImageQrcodeTemplate();// Create an instance of the QR code recognition parameter template
        $imageQrcodeTemplate->setMode(0);// Pixelate the recognized QR code. Valid values: 0 (no), 1 (yes). Default value: 0.
        $picOperationsTemplate = new \\Qcloud\\Cos\\ImageParamTemplate\\PicOperationsTransformation();// Create an instance of the persistent image processing parameter template
        $picOperationsTemplate->setIsPicInfo(1);// Set whether to return the input image information. Valid values: 0 (no), 1 (yes). Default value: 0.
        $picOperationsTemplate->addRule($imageQrcodeTemplate, "resultobject");// Set persistent image processing parameters
        $result = $cosClient->putObject(array(
        'Bucket' => 'examplebucket-1250000000', // Bucket name in the format of `BucketName-Appid`, which can be viewed in the COS console at https://console.tencentcloud.com/cos5/bucket
        'Key' => 'exampleobject',
        'Body' => fopen('path/to/localFile', 'rb'), 
        'PicOperations' => $picOperationsTemplate->queryString(),// Generate parameters for persistent image processing
    ));
    // Request succeeded
    print_r($result);
} catch (\\Exception $e) {
    // Request failed
    echo($e);
}

Parameter description

Parameter
Type
Description
Required
Bucket
String
Bucket name in the format of BucketName-APPID
Yes
Key
String
Object key, which is the unique identifier of the object in the bucket. For example, if an object's access endpoint is examplebucket-1250000000.cos.ap-guangzhou.myqcloud.com/doc/pic.jpg, its key is doc/pic.jpg.
Yes
Body
File/String
Uploaded content
Yes
PicOperations
Json/String
Persistent image processing information
Yes

Sample response

Guzzle\\Service\\Resource\\Model Object
(
    [structure:protected] => 
    [data:protected] => Array
    (
            [Body] =>
            [ETag] => "698d51a19d8a121ce581499d7b701668"
            [RequestId] => NWQwOGRkNDdfMjJiMjU4NjRfNzVjXzEwNmVjY2M=
            [ContentLength] => 238186
            [Key] => exampleobject
            [Bucket] => examplebucket-1250000000
            [Location] => examplebucket-1250000000.cos.ap-beijing.myqcloud.com/exampleobject
            [Data] => Array
            (
                [OriginalInfo] => Array
                (
                    [Key] => exampleobject
                    [Location] => examplebucket-1250000000.cos.ap-beijing.myqcloud.com/exampleobject
                    [ETag] => "7037fb6fb4cca43b958a28789605e73d98088720"
                    [ImageInfo] => Array
                    (
                            [Format] => JPEG
                            [Width] => 600
                            [Height] => 500
                            [Quality] => 90
                            [Ave] => 0x46442e
                            [Orientation] => 0
                     )

                )
                [ProcessResults] => Array
                (
                    [Object] => Array
                    (
                        [0] => Array(
                            [Key] => resultobject
                            [Location] => examplebucket-1250000000.cos.ap-beijing.myqcloud.com/resultobject
                            [Format] => JPEG
                            [Width] => 300
                            [Height] => 200
                            [Size] => 30000
                            [Quality] => 90
                            [CodeStatus] => 1
                            [QRcodeInfo] => Array
                            (
                                    [0] => Array
                                    (
                                            [CodeUrl] => xxxxxxxxxxxxx
                                            [CodeLocation] => Array
                                            (
                                                    [Point] => Array
                                                    (
                                                            [0] => 100,100
                                                            [1] => 100,200
                                                            [2] => 200,200
                                                            [3] => 200,100
                                                    )
                                             )
                                    )
                            )
                            [ETag] => "87c153bc2909aa0ba111ca126b675c510d36b817"
                        )
                     )
                )
            )
    )
)


Response description

Parameter
Type
Description
Parent Node
Body
File/String
Response body
None
ETag
String
MD5 checksum of the file
None
RequestId
String
Request ID
None
ContentLength
Int
Length of the response body
None
Key
String
Object key
None
Bucket
String
Bucket name in the format of BucketName-APPID
None
Location
String
Address of the requested resource
None
Data
Array
Image processing result (QR code information)
None

Sample request 2: Recognizing during download

<?php

require dirname(__FILE__) . '/../vendor/autoload.php';

$secretId = "SECRETID"; // Replace it with your real `secretId`, which can be viewed and managed in the CAM console at https://console.tencentcloud.com/cam/capi
$secretKey = "SECRETKEY"; // Replace it with your real `secretKey`, which can be viewed and managed in the CAM console at https://console.tencentcloud.com/cam/capi
$region = "ap-beijing"; // Replace it with your real region information, which can be viewed in the console at https://console.tencentcloud.com/cos5/bucket
$cosClient = new Qcloud\\Cos\\Client(
    array(
        'region' => $region,
        'schema' => 'https', // Protocol header, which is `http` by default
        'credentials'=> array(
            'secretId'  => $secretId ,
            'secretKey' => $secretKey)));

try {
        $result = $cosClient->Qrcode(array(
        'Bucket' => 'examplebucket-1250000000', // Bucket name in the format of `BucketName-Appid`, which can be viewed in the COS console at https://console.tencentcloud.com/cos5/bucket
        'Key' => 'exampleobject',
        'Cover' => 1,// QR code pixelation feature
    ));
    // Request succeeded
    print_r($result);
} catch (\\Exception $e) {
    // Request failed
    echo($e);
}

Parameter description

Parameter
Type
Description
Required
Bucket
String
Bucket name in the format of BucketName-APPID
Yes
Key
String
Object key, which is the unique identifier of the object in the bucket. For example, if an object's access endpoint is examplebucket-1250000000.cos.ap-guangzhou.myqcloud.com/doc/pic.jpg, its key is doc/pic.jpg.
Yes
Cover
Int
Pixelates the recognized QR code. Valid values: 0 (no), 1 (yes). Default value: 0.
Yes

Sample response

Guzzle\\Service\\Resource\\Model Object
(
    [structure:protected] => 
    [data:protected] => Array
    (
            [RequestId] => NWQwOGRkNDdfMjJiMjU4NjRfNzVjXzEwNmVjY2M=
            [ContentLength] => 238186
            [Key] => exampleobject
            [Bucket] => examplebucket-1250000000
            [Location] => examplebucket-1250000000.cos.ap-beijing.myqcloud.com/exampleobject
            [CodeStatus] => 1
            [QRcodeInfo] => Array
            (
                    [0] => Array
                    (
                            [CodeUrl] => xxxxxxxxxxxxx
                            [CodeLocation] => Array
                            (
                                    [Point] => Array
                                    (
                                            [0] => 100,100
                                            [1] => 100,200
                                            [2] => 200,200
                                            [3] => 200,100
                                    )
                             )
                    )
            )
            [ResultImage] =>

    )
)


Response description

Parameter
Type
Description
Parent Node
RequestId
String
Request ID
None
ContentLength
Int
Length of the response body
None
Key
String
Object key
None
Bucket
String
Bucket name in the format of BucketName-APPID
None
Location
String
Address of the requested resource
None
CodeStatus
Int
Whether QR codes are recognized. 0: no; 1: yes.
None
QRcodeInfo
Array
Recognized QR code. There may be multiple ones.
None
ResultImage
String
Base64-encoded result image data, which will be returned if the request parameter cover is 1.
None

QR Code Generation

Feature description

The QR code generation feature generates QR codes or barcodes based on the specified text information (URL or text).

Sample code

<?php

require dirname(__FILE__) . '/../vendor/autoload.php';

$secretId = "SECRETID"; // Replace it with your real `secretId`, which can be viewed and managed in the CAM console at https://console.tencentcloud.com/cam/capi
$secretKey = "SECRETKEY"; // Replace it with your real `secretKey`, which can be viewed and managed in the CAM console at https://console.tencentcloud.com/cam/capi
$region = "ap-beijing"; // Replace it with your real region information, which can be viewed in the console at https://console.tencentcloud.com/cos5/bucket
$cosClient = new Qcloud\\Cos\\Client(
    array(
        'region' => $region,
        'schema' => 'https', // Protocol header, which is `http` by default
        'credentials'=> array(
            'secretId'  => $secretId ,
            'secretKey' => $secretKey)));

try {
        $result = $cosClient->QrcodeGenerate(array(
        'Bucket' => 'examplebucket-1250000000', // Bucket name in the format of `BucketName-Appid`, which can be viewed in the COS console at https://console.tencentcloud.com/cos5/bucket
        'QrcodeContent' => '<https://www.example.com>',// Recognizable QR code text information
        'QrcodeMode' => 0 // Type of the QR code to be generated. Valid values: 0 (QR code), 1 (barcode). Default value: 0.
        'QrcodeWidth' => '200',// Width of the QR code or barcode to be generated. The height will be compressed proportionally.
    ));
    // Request succeeded
    print_r($result);
} catch (\\Exception $e) {
    // Request failed
    echo($e);
}

Parameter description

Parameter
Type
Description
Required
Bucket
String
Bucket name in the format of BucketName-APPID
Yes
QrcodeContent
String
Recognizable QR code text information
Yes
QrcodeMode
Int
Type of the QR code to be generated. Valid values: 0 (QR code), 1 (barcode). Default value: 0.
Yes
QrcodeWidth
String
Width of the QR code or barcode to be generated. The height will be compressed proportionally.
Yes

Sample response

Guzzle\\Service\\Resource\\Model Object
(
    [structure:protected] => 
    [data:protected] => Array
    (
            [RequestId] => NWQwOGRkNDdfMjJiMjU4NjRfNzVjXzEwNmVjY2M=
            [Bucket] => examplebucket-1250000000
            [Location] => examplebucket-1250000000.cos.ap-beijing.myqcloud.com/
            [ResultImage] =>
    )
)


Response description

Parameter
Type
Description
Parent Node
RequestId
String
Request ID
None
Bucket
String
Bucket name in the format of BucketName-APPID
None
Location
String
Address of the requested resource
None
ResultImage
String
Base64-encoded result image data
None
이전 주제: Image Tagging다음 주제: Animated Image Job APIs

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