initial commit

http/hw/stream/audio.go

@@ -0,0 +1,33 @@
+package stream
+
+import (
+	"github.com/gin-gonic/gin"
+	"io"
+	"net/http"
+	"os/exec"
+)
+
+func AudioHandler(c *gin.Context) {
+	cmd := exec.Command("ffmpeg",
+		"-f", "alsa",
+		"-i", "hw:0,0",
+		"-acodec", "aac",
+		"-f", "mp4", "-")
+	// ffmpeg -f alsa -i hw:0,0 -acodec aac -f mp4 -
+	stdout, err := cmd.StdoutPipe()
+	if err != nil {
+		c.String(http.StatusInternalServerError, "Failed to capture audio: %v", err)
+		return
+	}
+	if err := cmd.Start(); err != nil {
+		c.String(http.StatusInternalServerError, "Failed to start ffmpeg: %v", err)
+		return
+	}
+	defer cmd.Wait()
+
+	c.Header("Content-Type", "audio/mp4")
+	if _, err := io.Copy(c.Writer, stdout); err != nil {
+		c.String(http.StatusInternalServerError, "Failed to stream audio: %v", err)
+		return
+	}
+}