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image-generation.go
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image-generation.go
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package main
import (
"bytes"
"context"
"encoding/base64"
"fmt"
"image/png"
"os"
"github.com/sashabaranov/go-openai"
)
func generating() {
client := openai.NewClient(os.Getenv("OPENAI_USR_TOKEN"))
ctx := context.Background()
// image as link
reqURL := openai.ImageRequest{
Prompt: "Parrot on a skateboard performs a trick, cartoon style, natural light, high detail",
Size: openai.CreateImageSize256x256,
ResponseFormat: openai.CreateImageResponseFormatURL,
N: 1,
}
respURL, err := client.CreateImage(ctx, reqURL)
if err != nil {
fmt.Printf("image generating err: %v\n", err)
return
}
fmt.Println(respURL.Data[0].URL)
// image as base64
reqBase64 := openai.ImageRequest{
Prompt: "Portrait of a humanoid parrot in a classic costume, high detail, realistic light, unreal engine",
Size: openai.CreateImageSize256x256,
ResponseFormat: openai.CreateImageResponseFormatB64JSON,
N: 1,
}
respBase64, err := client.CreateImage(ctx, reqBase64)
if err != nil {
fmt.Printf("image generating err: %v\n", err)
return
}
imgBytes, err := base64.StdEncoding.DecodeString(respBase64.Data[0].B64JSON)
if err != nil {
fmt.Printf("base64 decode err: %v\n", err)
return
}
r := bytes.NewReader(imgBytes)
imgData, err := png.Decode(r)
if err != nil {
fmt.Printf("png decode err: %v\n", err)
return
}
f, err := os.Create("e2.png")
if err != nil {
fmt.Printf("png file creation err: %v\n", err)
return
}
defer func(f *os.File) {
err := f.Close()
if err != nil {
_ = f.Close()
}
}(f)
if err := png.Encode(f, imgData); err != nil {
fmt.Printf("png encode err: %v\n", err)
return
}
fmt.Println("the image saved as example.png")
}