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server_image_generation.go
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/
server_image_generation.go
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package oai
import (
"encoding/base64"
"encoding/json"
"io"
"mime"
"net/http"
"path"
"github.com/adrianliechti/llama/pkg/provider"
)
func (s *Server) handleImageGeneration(w http.ResponseWriter, r *http.Request) {
var req ImageCreateRequest
if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
writeError(w, http.StatusBadRequest, err)
return
}
renderer, err := s.Renderer(req.Model)
if err != nil {
writeError(w, http.StatusBadRequest, err)
return
}
options := &provider.RenderOptions{}
image, err := renderer.Render(r.Context(), req.Prompt, options)
if err != nil {
writeError(w, http.StatusBadRequest, err)
return
}
data, err := io.ReadAll(image.Content)
if err != nil {
writeError(w, http.StatusBadRequest, err)
return
}
result := ImageList{}
if req.ResponseFormat == "b64_json" {
result.Images = []Image{
{
B64JSON: base64.StdEncoding.EncodeToString(data),
},
}
} else {
mime := mime.TypeByExtension(path.Ext(image.Name))
if mime == "" {
mime = "image/png"
}
result.Images = []Image{
{
URL: "data:" + mime + ";base64," + base64.StdEncoding.EncodeToString(data),
},
}
}
writeJson(w, result)
}