Google Imagen

1. 概述

google推出的文生图模型。

模型列表：

imagen-3.0-generate-001
imagen-3.0-generate-002
imagen-3.0-fast-generate-001

说明：
该系列模型对中文支持不太友好，使用自然语言描述时尽量使用英文

2. 请求说明

请求方法:POST
请求地址:
https://gateway.theturbo.ai/v1/images/generations

3. 请求参数

3.1 Header 参数

参数名称

类型

必填

说明

示例值

Content-Type

string

是

设置请求头类型，必须为 application/json

application/json

Accept

string

是

设置响应类型，建议统一为 application/json

application/json

Authorization

string

是

身份验证所需的 API_KEY，格式 Bearer $YOUR_API_KEY

Bearer $YOUR_API_KEY

3.2 Body 参数 (application/json)

参数名称

类型

必填

说明

示例（默认值）

model

string

是

要使用的模型 ID。详见概述列出的可用版本，如 imagen-3.0-generate-001。

imagen-3.0-generate-001

prompt

string

是

一段描述所需图像的文字。imagen-3.0 描述最大长度为 480 词元。 imagegeneration@005 imagegeneration@006 描述最大长度为 128 词元。 imagegeneration@002 描述最大长度为 128 词元。

A cute baby sea otter

number

否

生成图像的数量，必须在 1 到 4 之间。

1

aspect_ratio

string

否

图片的宽高比。支持1:1 9:16 16:9 3:4 4:3。不同模型支持的略有差异。

1:1

output_format

string

否

生成图像的格式。支持png jpeg。

png

style

string

否

生成图像的风格。支持photograph digital_art landscape sketch watercolor cyberpunk pop_art。此参数仅适用于imagegeneration@002。

photograph

response_format

string

否

生成的图像返回的格式。只支持b64_json。

b64_json

4. 请求示例

POST /v1/images/generations
Content-Type: application/json
Accept: application/json
Authorization: Bearer $YOUR_API_KEY

{
	"model": "imagen-3.0-generate-001",
	"prompt": "A cute baby sea otter",
	"n": 1,
	"aspect_ratio": "1:1"
}

curl https://gateway.theturbo.ai/v1/images/generations \
	-H "Content-Type: application/json" \
	-H "Accept: application/json" \
	-H "Authorization: Bearer $YOUR_API_KEY" \
	-d "{
	\"model\": \"imagen-3.0-generate-001\",
	\"prompt\": \"A cute baby sea otter\",
	\"n\": 1,
	\"aspect_ratio\": \"1:1\"
}"

package main

import (
	"encoding/base64"
	"encoding/json"
	"fmt"
	"io/ioutil"
	"net/http"
	"os"
	"strings"
)

const (
	YOUR_API_KEY    = "sk-123456789012345678901234567890123456789012345678"
	REQUEST_PAYLOAD = `{
	"model": "imagen-3.0-generate-001",
	"prompt": "A cute baby sea otter",
	"n": 1,
	"aspect_ratio": "1:1"
}`
	EXAMPLE_FILE_PATH = "example.png"
)

type Data struct {
	B64Json string `json:"b64_json"`
}

type ResponseJSON struct {
	Data []Data `json:"data"`
}

func main() {

	requestURL := "https://gateway.theturbo.ai/v1/images/generations"
	requestMethod := "POST"
	requestPayload := strings.NewReader(REQUEST_PAYLOAD)

	req, err := http.NewRequest(requestMethod, requestURL, requestPayload)
	if err != nil {
		fmt.Println("Create request failed, err: ", err)
		return
	}

	req.Header.Add("Content-Type", "application/json")
	req.Header.Add("Accept", "application/json")
	req.Header.Add("Authorization", "Bearer "+YOUR_API_KEY)

	client := &http.Client{}

	resp, err := client.Do(req)
	if err != nil {
		fmt.Println("Do request failed, err: ", err)
		return
	}
	defer resp.Body.Close()

	respBodyBytes, err := ioutil.ReadAll(resp.Body)
	if err != nil {
		fmt.Println("Read response body failed, err: ", err)
		return
	}

	if resp.StatusCode != 200 {
		fmt.Printf("status code: %d\n", resp.StatusCode)
		fmt.Println(string(respBodyBytes))
		return
	}

	var responseJSON ResponseJSON
	if err := json.Unmarshal(respBodyBytes, &responseJSON); err != nil {
		fmt.Println("Parse response body failed, err: ", err)
		return
	}

	if len(responseJSON.Data) == 0 || responseJSON.Data[0].B64Json == "" {
		fmt.Println("Parse response body failed, err: empty b64_json")
		return
	}

	imageData, err := base64.StdEncoding.DecodeString(responseJSON.Data[0].B64Json)
	if err != nil {
		fmt.Println("Parse b64_json failed, err: ", err)
		return
	}

	imageFile, err := os.Create(EXAMPLE_FILE_PATH)
	if err != nil {
		fmt.Printf("Create file %s failed, err: %v\n", EXAMPLE_FILE_PATH, err)
		return
	}

	if _, err := imageFile.Write(imageData); err != nil {
		fmt.Printf("Write to file %s failed, err: %v\n", EXAMPLE_FILE_PATH, err)
		imageFile.Close()
		return
	}

	imageFile.Close()

	fmt.Println("success to write to file ", EXAMPLE_FILE_PATH)
}

5. 响应示例

{
	"created": 1589478378,
	"data": [
		{
			"b64_json": "..."
		},
		{
			"b64_json": "..."
		}
	]
}

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最后更新于1个月前

package main import ( "encoding/base64" "encoding/json" "fmt" "io/ioutil" "net/http" "os" "strings" ) const ( YOUR_API_KEY = "sk-123456789012345678901234567890123456789012345678" REQUEST_PAYLOAD = `{ "model": "imagen-3.0-generate-001", "prompt": "A cute baby sea otter", "n": 1, "aspect_ratio": "1:1" }` EXAMPLE_FILE_PATH = "example.png" ) type Data struct { B64Json string `json:"b64_json"` } type ResponseJSON struct { Data []Data `json:"data"` } func main() { requestURL := "https://gateway.theturbo.ai/v1/images/generations" requestMethod := "POST" requestPayload := strings.NewReader(REQUEST_PAYLOAD) req, err := http.NewRequest(requestMethod, requestURL, requestPayload) if err != nil { fmt.Println("Create request failed, err: ", err) return } req.Header.Add("Content-Type", "application/json") req.Header.Add("Accept", "application/json") req.Header.Add("Authorization", "Bearer "+YOUR_API_KEY) client := &http.Client{} resp, err := client.Do(req) if err != nil { fmt.Println("Do request failed, err: ", err) return } defer resp.Body.Close() respBodyBytes, err := ioutil.ReadAll(resp.Body) if err != nil { fmt.Println("Read response body failed, err: ", err) return } if resp.StatusCode != 200 { fmt.Printf("status code: %d\n", resp.StatusCode) fmt.Println(string(respBodyBytes)) return } var responseJSON ResponseJSON if err := json.Unmarshal(respBodyBytes, &responseJSON); err != nil { fmt.Println("Parse response body failed, err: ", err) return } if len(responseJSON.Data) == 0 || responseJSON.Data[0].B64Json == "" { fmt.Println("Parse response body failed, err: empty b64_json") return } imageData, err := base64.StdEncoding.DecodeString(responseJSON.Data[0].B64Json) if err != nil { fmt.Println("Parse b64_json failed, err: ", err) return } imageFile, err := os.Create(EXAMPLE_FILE_PATH) if err != nil { fmt.Printf("Create file %s failed, err: %v\n", EXAMPLE_FILE_PATH, err) return } if _, err := imageFile.Write(imageData); err != nil { fmt.Printf("Write to file %s failed, err: %v\n", EXAMPLE_FILE_PATH, err) imageFile.Close() return } imageFile.Close() fmt.Println("success to write to file ", EXAMPLE_FILE_PATH) }

hashtag1. 概述

hashtag2. 请求说明

hashtag3. 请求参数

hashtag3.1 Header 参数

hashtag3.2 Body 参数 (application/json)

hashtag4. 请求示例

hashtag5. 响应示例

1. 概述

2. 请求说明

3. 请求参数

3.1 Header 参数

3.2 Body 参数 (application/json)

4. 请求示例

5. 响应示例