使用gamma校正提升jpg亮度

2024-05-30 11:22:34 +08:00
parent 7d9ec46750
commit 07ee4d88d4
18 changed files with 174 additions and 98 deletions
--- a/pkg/producer/meta.go
+++ b/pkg/producer/meta.go
@@ -0,0 +1,70 @@
+package imageproc
+
+import (
+	"encoding/xml"
+	"os"
+)
+
+// 定义与XML结构对应的Go结构体
+type ProductMeta struct {
+	XMLName         xml.Name `xml:"ProductMeta"`
+	Satellite       string   `xml:"Satellite"`
+	Sensor          string   `xml:"Sensor"`
+	ProductID       string   `xml:"ProductID"`
+	ProductLevel    string   `xml:"ProductLevel"`
+	OutputFormat    string   `xml:"OutputFormat"`
+	ProductGenTime  string   `xml:"ProductGenTime"`
+	StartTime       string   `xml:"StartTime"`
+	EndTime         string   `xml:"EndTime"`
+	CentreTime      string   `xml:"CentreTime"`
+	Bands           int      `xml:"Bands"`
+	CentreLocation  Location `xml:"CentreLocation"`
+	Corners         Corners  `xml:"Corners"`
+	SunAzimuth      float64  `xml:"SunAzimuth"`
+	SunElevation    float64  `xml:"SunElevation"`
+	SatAzimuth      float64  `xml:"SatAzimuth"`
+	SatElevation    float64  `xml:"SatElevation"`
+	Gsd             float64  `xml:"Gsd"`
+	CloudRate       float64  `xml:"CloudRate"`
+	Roll            float64  `xml:"Roll"`
+	Pitch           float64  `xml:"Pitch"`
+	Yaw             float64  `xml:"Yaw"`
+	SatPosX         float64  `xml:"SatPosX"`
+	SatPosY         float64  `xml:"SatPosY"`
+	SatPosZ         float64  `xml:"SatPosZ"`
+	Width           int      `xml:"Width"`
+	Height          int      `xml:"Height"`
+	DataSize        int64    `xml:"DataSize"`
+	MapProjection   string   `xml:"MapProjection"`
+	EarthEllipsoid  string   `xml:"EarthEllipsoid"`
+	UtmZone         int      `xml:"UtmZone"`
+	GainLevel       int      `xml:"GainLevel"`
+	IntegratedLevel int      `xml:"IntegratedLevel"`
+	IntegratedTime  float64  `xml:"IntegratedTime"`
+}
+
+type Location struct {
+	Longitude float64 `xml:"Longitude"`
+	Latitude  float64 `xml:"Latitude"`
+}
+
+type Corners struct {
+	UpperLeft  Location `xml:"UpperLeft"`
+	UpperRight Location `xml:"UpperRight"`
+	LowerRight Location `xml:"LowerRight"`
+	LowerLeft  Location `xml:"LowerLeft"`
+}
+
+func WriteProductMeta(productMeta *ProductMeta, filename string) error {
+	output, err := xml.MarshalIndent(productMeta, "", "    ")
+	if err != nil {
+		return err
+	}
+
+	err = os.WriteFile(filename, output, 0644)
+	if err != nil {
+		return err
+	}
+
+	return nil
+}