convert png to jxl and the jxl image type is unknown

[cruvie]

package examples

import (
	"bytes"
	"fmt"
	"gitee.com/cruvie/kk_go_kit/kk_file"
	"gitee.com/cruvie/kk_go_kit/kk_image"
	"github.com/davidbyttow/govips/v2/vips"
	"golang.org/x/sync/errgroup"
	"io"
	"log"
	"os"
	"sync"
	"testing"
	"time"
)

func TestBug(t *testing.T) {
	file, _ := os.Open("1111.png")
	buf, _ := io.ReadAll(file)
	importParams := vips.NewImportParams()
	inputImage, err := vips.LoadImageFromBuffer(buf, importParams)
	if err != nil {
		panic(err)
	}
	err = inputImage.AutoRotate()
	if err != nil {
		panic(err)
	}
	ep := vips.NewJxlExportParams()
	imageBytes, _, err := inputImage.ExportJxl(ep)
	if err != nil {
		panic(err)
	}
	out, _ := os.Create("testbug.jxl")
	io.Copy(out, bytes.NewReader(imageBytes))
	out.Close()
	//check image type
	filejxl, _ := os.Open("testbug.jxl")
	bufjxl, _ := io.ReadAll(filejxl)
	imageType := vips.DetermineImageType(bufjxl)
	log.Println(imageType == vips.ImageTypeUnknown)
}

go 1.23.2
govips v2.15.0

=== RUN   TestBug
2024/11/28 14:22:55 [VIPS.info] found /opt/homebrew/Cellar/vips/8.16.0/lib/vips-modules-8.16
2024/11/28 14:22:55 [VIPS.info] using configure-time prefix
2024/11/28 14:22:55 [VIPS.info] VIPS_PREFIX = /opt/homebrew/Cellar/vips/8.16.0
2024/11/28 14:22:55 [VIPS.info] VIPS_LIBDIR = /opt/homebrew/Cellar/vips/8.16.0/lib
2024/11/28 14:22:55 [VIPS.info] prefix = /opt/homebrew/Cellar/vips/8.16.0
2024/11/28 14:22:55 [VIPS.info] libdir = /opt/homebrew/Cellar/vips/8.16.0/lib
2024/11/28 14:22:55 [VIPS.info] searching "/opt/homebrew/Cellar/vips/8.16.0/lib/vips-modules-8.16"
2024/11/28 14:22:55 [VIPS.info] loading "/opt/homebrew/Cellar/vips/8.16.0/lib/vips-modules-8.16/vips-heif.dylib"
2024/11/28 14:22:55 [VIPS.info] loading "/opt/homebrew/Cellar/vips/8.16.0/lib/vips-modules-8.16/vips-magick.dylib"
2024/11/28 14:22:55 [VIPS.info] loading "/opt/homebrew/Cellar/vips/8.16.0/lib/vips-modules-8.16/vips-poppler.dylib"
2024/11/28 14:22:55 [VIPS.info] loading "/opt/homebrew/Cellar/vips/8.16.0/lib/vips-modules-8.16/vips-openslide.dylib"
2024/11/28 14:22:55 [VIPS.info] loading "/opt/homebrew/Cellar/vips/8.16.0/lib/vips-modules-8.16/vips-jxl.dylib"
2024/11/28 14:22:55 [VIPS.info] searching "/opt/homebrew/Cellar/vips/8.16.0/lib/vips-plugins-8.16"
2024/11/28 14:22:55 [VIPS.info] im_load_plugins: searching "/opt/homebrew/Cellar/vips/8.16.0/lib/vips-8.16"
2024/11/28 14:22:55 [VIPS.info] im_load_plugins: searching "/opt/homebrew/Cellar/vips/8.16.0/lib"
2024/11/28 14:22:55 [govips.info] vips 8.16.0 started with concurrency=1 cache_max_files=0 cache_max_mem=52428800 cache_max=100
2024/11/28 14:22:55 [govips.info] registered image type loader type=gif
2024/11/28 14:22:55 [govips.info] registered image type loader type=magick
2024/11/28 14:22:55 [govips.info] registered image type loader type=png
2024/11/28 14:22:55 [govips.info] registered image type loader type=tiff
2024/11/28 14:22:55 [govips.info] registered image type loader type=heif
2024/11/28 14:22:55 [govips.info] registered image type loader type=jp2k
2024/11/28 14:22:55 [govips.info] registered image type loader type=jxl
2024/11/28 14:22:55 [govips.info] registered image type loader type=jpeg
2024/11/28 14:22:55 [govips.info] registered image type loader type=pdf
2024/11/28 14:22:55 [govips.info] registered image type loader type=svg
2024/11/28 14:22:55 [govips.info] registered image type loader type=webp
2024/11/28 14:22:55 [govips.info] registered image type loader type=heif
2024/11/28 14:22:55 [VIPS.info] threadpool completed with 1 workers
2024/11/28 14:22:55 [VIPS.info] threadpool completed with 1 workers
2024/11/28 14:22:58 true
--- PASS: TestBug (2.73s)

归档.zip