Method Load

vips/vips.go:259–312

(
	imgdata imagedata.ImageData,
	shrink float64,
	page, pages int,
)

}

func (img *Image) Load(
	imgdata imagedata.ImageData,
	shrink float64,
	page, pages int,
) error {
	var tmp *C.VipsImage

	source := newVipsImgproxySource(imgdata.Reader())
	defer C.unref_imgproxy_source(source)

	lo := newLoadOptions(shrink, page, pages)

	err := C.int(0) //nolint:wastedassign

	switch imgdata.Format() {
	case imagetype.JPEG:
		err = C.vips_jpegload_source_go(source, &tmp, lo)
	case imagetype.JXL:
		err = C.vips_jxlload_source_go(source, &tmp, lo)
	case imagetype.PNG:
		err = C.vips_pngload_source_go(source, &tmp, lo)
	case imagetype.WEBP:
		err = C.vips_webpload_source_go(source, &tmp, lo)
	case imagetype.GIF:
		err = C.vips_gifload_source_go(source, &tmp, lo)
	case imagetype.SVG:
		err = C.vips_svgload_source_go(source, &tmp, lo)
	case imagetype.HEIC, imagetype.AVIF:
		err = C.vips_heifload_source_go(source, &tmp, lo)
	case imagetype.TIFF:
		err = C.vips_tiffload_source_go(source, &tmp, lo)
	case imagetype.BMP:
		err = C.vips_bmpload_source_go(source, &tmp, lo)
	case imagetype.ICO:
		err = C.vips_icoload_source_go(source, &tmp, lo)
	default:
		return newVipsError("Usupported image type to load")
	}
	if err != 0 {
		return Error()
	}

	img.swapAndUnref(tmp)

	if imgdata.Format() == imagetype.TIFF {
		if C.vips_fix_float_tiff(img.VipsImage, &tmp) == 0 {
			img.swapAndUnref(tmp)
		} else {
			slog.Warn("Can't fix TIFF", "error", Error())
		}
	}

	return nil
}

func (img *Image) LoadThumbnail(imgdata imagedata.ImageData) error {
	if imgdata.Format() != imagetype.HEIC && imgdata.Format() != imagetype.AVIF {