new-api/dto/openai_image.go

package dto

import (
	"encoding/json"
	"one-api/types"
	"strings"

	"github.com/gin-gonic/gin"
)

type ImageRequest struct {
	Model          string          `json:"model"`
	Prompt         string          `json:"prompt" binding:"required"`
	N              uint            `json:"n,omitempty"`
	Size           string          `json:"size,omitempty"`
	Quality        string          `json:"quality,omitempty"`
	ResponseFormat string          `json:"response_format,omitempty"`
	Style          string          `json:"style,omitempty"`
	User           string          `json:"user,omitempty"`
	ExtraFields    json.RawMessage `json:"extra_fields,omitempty"`
	Background     string          `json:"background,omitempty"`
	Moderation     string          `json:"moderation,omitempty"`
	OutputFormat   string          `json:"output_format,omitempty"`
	Watermark      *bool           `json:"watermark,omitempty"`
}

func (i *ImageRequest) GetTokenCountMeta() *types.TokenCountMeta {
	var sizeRatio = 1.0
	var qualityRatio = 1.0

	if strings.HasPrefix(i.Model, "dall-e") {
		// Size
		if i.Size == "256x256" {
			sizeRatio = 0.4
		} else if i.Size == "512x512" {
			sizeRatio = 0.45
		} else if i.Size == "1024x1024" {
			sizeRatio = 1
		} else if i.Size == "1024x1792" || i.Size == "1792x1024" {
			sizeRatio = 2
		}

		if i.Model == "dall-e-3" && i.Quality == "hd" {
			qualityRatio = 2.0
			if i.Size == "1024x1792" || i.Size == "1792x1024" {
				qualityRatio = 1.5
			}
		}
	}

	// not support token count for dalle
	return &types.TokenCountMeta{
		CombineText:     i.Prompt,
		MaxTokens:       1584,
		ImagePriceRatio: sizeRatio * qualityRatio * float64(i.N),
	}
}

func (i *ImageRequest) IsStream(c *gin.Context) bool {
	return false
}

type ImageResponse struct {
	Data    []ImageData `json:"data"`
	Created int64       `json:"created"`
}
type ImageData struct {
	Url           string `json:"url"`
	B64Json       string `json:"b64_json"`
	RevisedPrompt string `json:"revised_prompt"`
}