Initial commit

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>

web/service/ffser/ff.go

@@ -0,0 +1,55 @@
+package ffser
+
+import (
+	"context"
+	"encoding/json"
+	"errors"
+	"fmt"
+	"math"
+	"os/exec"
+	"strconv"
+	"strings"
+
+	"91porn-server/common/crypt"
+)
+
+// AvFormat  调用ffmpeg 获取信息
+func AvFormat(fpath string) (resloution string, playTime uint, err error) {
+	args := makeArgs(fpath, []string{"width", "height", "duration"}...)
+	fmt.Printf("%v", args)
+	command := exec.CommandContext(context.Background(), "ffprobe", args...)
+	out, err := command.CombinedOutput()
+	if err != nil {
+		fmt.Printf("ffprobe convert to ts wrong %+v", err)
+		return
+	}
+	if strings.Contains(string(out), "Invalid argument") {
+		err = errors.New("ffmpeg convert err")
+		return
+	}
+	result, _ := crypt.JSON2Map(string(out))
+	if v, ok := result["streams"].([]interface{}); ok {
+		if v2, ok := v[0].(map[string]interface{}); ok {
+			width, _ := json.Marshal(v2["width"])
+			height, _ := json.Marshal(v2["height"])
+			duration, _ := v2["duration"].(string)
+			resloution = string(width) + "*" + string(height)
+			pt, _ := strconv.ParseFloat(string(duration), 32)
+			playTime = uint(math.Ceil(pt))
+			fmt.Println(playTime)
+			return
+		}
+	}
+	return
+}
+
+func makeArgs(path string, command ...string) []string {
+	com := strings.Join(command, ",")
+	return []string{
+		"-v", "quiet",
+		"-v", "quiet",
+		"-select_streams", "v", "-show_entries",
+		"stream=" + com,
+		"-i", path,
+	}
+}