38 lines
762 B
Markdown
38 lines
762 B
Markdown
|
```go title="Go"
|
||
|
|
package main
|
||
|
|
|
||
|
|
import (
|
||
|
|
"fmt"
|
||
|
|
"log"
|
||
|
|
|
||
|
|
"github.com/kreuzberg-dev/kreuzberg/v5"
|
||
|
|
)
|
||
|
|
|
||
|
|
func main() {
|
||
|
|
result, err := kreuzberg.ExtractFileSync("document.pdf", nil)
|
||
|
|
if err != nil {
|
||
|
|
log.Fatal(err)
|
||
|
|
}
|
||
|
|
|
||
|
|
if result.Metadata.Pages == nil || result.Metadata.Pages.Boundaries == nil {
|
||
|
|
return
|
||
|
|
}
|
||
|
|
|
||
|
|
contentBytes := []byte(result.Content)
|
||
|
|
for i, boundary := range result.Metadata.Pages.Boundaries {
|
||
|
|
if i >= 3 {
|
||
|
|
break
|
||
|
|
}
|
||
|
|
pageText := string(contentBytes[boundary.ByteStart:boundary.ByteEnd])
|
||
|
|
preview := pageText
|
||
|
|
if len(preview) > 100 {
|
||
|
|
preview = preview[:100]
|
||
|
|
}
|
||
|
|
|
||
|
|
fmt.Printf("Page %d:\n", boundary.PageNumber)
|
||
|
|
fmt.Printf(" Byte range: %d-%d\n", boundary.ByteStart, boundary.ByteEnd)
|
||
|
|
fmt.Printf(" Preview: %s...\n", preview)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
```
|