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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,64 +1,64 @@ | ||
| package utility | ||
|
|
||
| import ( | ||
| "bytes" | ||
| "fmt" | ||
| "image/jpeg" | ||
| "os" | ||
| "path/filepath" | ||
| // import ( | ||
| // "bytes" | ||
| // "fmt" | ||
| // "image/jpeg" | ||
| // "os" | ||
| // "path/filepath" | ||
|
|
||
| "github.com/gen2brain/go-fitz" | ||
| ) | ||
| // "github.com/gen2brain/go-fitz" | ||
| // ) | ||
|
|
||
| func ExtractFirstPage(pdfBytes []byte) ([]byte, error) { | ||
| doc, err := fitz.NewFromMemory(pdfBytes) | ||
| if err != nil { | ||
| fmt.Println("Error opening PDF:", err) | ||
| return []byte{}, err | ||
| } | ||
| defer doc.Close() | ||
| // func ExtractFirstPage(pdfBytes []byte) ([]byte, error) { | ||
| // doc, err := fitz.NewFromMemory(pdfBytes) | ||
| // if err != nil { | ||
| // fmt.Println("Error opening PDF:", err) | ||
| // return []byte{}, err | ||
| // } | ||
| // defer doc.Close() | ||
|
|
||
| outputDir := filepath.Join(".", "output_images") | ||
| // outputDir := filepath.Join(".", "output_images") | ||
|
|
||
| if _, err := os.Stat(outputDir); os.IsNotExist(err) { | ||
| err := os.Mkdir(outputDir, 0755) | ||
| if err != nil { | ||
| fmt.Println("Error creating output directory:", err) | ||
| return []byte{}, err | ||
| // if _, err := os.Stat(outputDir); os.IsNotExist(err) { | ||
| // err := os.Mkdir(outputDir, 0755) | ||
| // if err != nil { | ||
| // fmt.Println("Error creating output directory:", err) | ||
| // return []byte{}, err | ||
|
|
||
| } | ||
| } | ||
| // } | ||
| // } | ||
|
|
||
| img, err := doc.Image(0) | ||
| if err != nil { | ||
| fmt.Println("Error extracting image from page:", err) | ||
| return []byte{}, err | ||
| } | ||
| // img, err := doc.Image(0) | ||
| // if err != nil { | ||
| // fmt.Println("Error extracting image from page:", err) | ||
| // return []byte{}, err | ||
| // } | ||
|
|
||
| // baseName := filepath.Base(pdfPath) | ||
| // // baseName := filepath.Base(pdfPath) | ||
|
|
||
| // outputFileName := fmt.Sprintf("first_page_%s.jpg", baseName) | ||
| // outputFilePath := filepath.Join(outputDir, outputFileName) | ||
| // // outputFileName := fmt.Sprintf("first_page_%s.jpg", baseName) | ||
| // // outputFilePath := filepath.Join(outputDir, outputFileName) | ||
|
|
||
| // f, err := os.Create(outputFilePath) | ||
| // if err != nil { | ||
| // fmt.Println("Error creating image file:", err) | ||
| // return err | ||
| // } | ||
| // img. | ||
| buf := new(bytes.Buffer) | ||
| // bufio. | ||
| // err := jpeg.Encode(buf, new_image, nil) | ||
| // send_s3 := buf.Bytes() | ||
| // bytes. | ||
| err = jpeg.Encode(buf, img, &jpeg.Options{Quality: jpeg.DefaultQuality}) | ||
| if err != nil { | ||
| fmt.Println("Error encoding image to JPEG:", err) | ||
| return []byte{}, err | ||
| } | ||
| // // f, err := os.Create(outputFilePath) | ||
| // // if err != nil { | ||
| // // fmt.Println("Error creating image file:", err) | ||
| // // return err | ||
| // // } | ||
| // // img. | ||
| // buf := new(bytes.Buffer) | ||
| // // bufio. | ||
| // // err := jpeg.Encode(buf, new_image, nil) | ||
| // // send_s3 := buf.Bytes() | ||
| // // bytes. | ||
| // err = jpeg.Encode(buf, img, &jpeg.Options{Quality: jpeg.DefaultQuality}) | ||
| // if err != nil { | ||
| // fmt.Println("Error encoding image to JPEG:", err) | ||
| // return []byte{}, err | ||
| // } | ||
|
|
||
| // f.Close() | ||
| // // f.Close() | ||
|
|
||
| // fmt.Printf("PDF first page converted to image successfully: %s\n", pdfPath) | ||
| return buf.Bytes(), nil | ||
| } | ||
| // // fmt.Printf("PDF first page converted to image successfully: %s\n", pdfPath) | ||
| // return buf.Bytes(), nil | ||
| // } |
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