DFT 带阻滤波器

pkg/producer/util.go

@@ -2,55 +2,10 @@ package producer
 
 import (
 	"os"
-	"time"
 
-	"github.com/airbusgeo/godal"
 	log "github.com/sirupsen/logrus"
-	"starwiz.cn/sjy01/image-proc/pkg/calculator"
 )
 
-func setGeoTransform(ds *godal.Dataset, topLeftLng, topLeftLat, resolution float64) {
-	// 转换分辨率（米到度）
-	resLat := resolution / calculator.MetersPerDegreeLatitude
-	resLng := calculator.MetersToDegreesLongitude(resolution, topLeftLat)
-	// 设置地理变换（假设左上角坐标为(0,0)，PAN每个像素分辨率为1.2米）
-	geotransform := [6]float64{
-		topLeftLng, // top left x
-		resLng,     // w-e pixel resolution
-		0,          // rotation, 0 if image is "north up"
-		topLeftLat, // top left y
-		0,          // rotation, 0 if image is "north up"
-		-resLat,    // n-s pixel resolution (negative value)
-	}
-	err := ds.SetGeoTransform(geotransform)
-	if err != nil {
-		log.Errorf("Failed to set GeoTransform: %v", err)
-		return
-	}
-
-	// 设置投影为 WGS84
-	srs, err := godal.NewSpatialRefFromEPSG(4326) //  gdal.CreateSpatialReference("")
-	if err != nil {
-		log.Errorf("Failed to set spatial reference: %v", err)
-		return
-	}
-
-	projWKT, err := srs.WKT()
-	if err != nil {
-		log.Errorf("Failed to convert spatial reference to WKT: %v", err)
-		return
-	}
-
-	err = ds.SetProjection(projWKT)
-	if err != nil {
-		log.Errorf("Failed to set projection: %v", err)
-	}
-
-	// 设置一些常见的元数据（可选）
-	ds.SetMetadata("TIFFTAG_DATETIME", time.Now().String())
-	ds.SetMetadata("TIFFTAG_SOFTWARE", "StarWiz-SJY01-IMAGE-PROC")
-}
-
 func sizeOfFile(file string) int64 {
 	fileInfo, err := os.Stat(file)
 	if err != nil {