tam

client/internal/camera/camera_darwin.go

@@ -0,0 +1,46 @@
+//go:build darwin
+
+package camera
+
+/*
+#cgo LDFLAGS: -framework AVFoundation -framework Foundation -framework CoreImage -framework CoreMedia -framework CoreVideo -framework AppKit
+#include <stdlib.h>
+
+int StartNativeCamera(void);
+void StopNativeCamera(void);
+char* GetLatestCameraFrame(void);
+*/
+import "C"
+import (
+	"fmt"
+	"log"
+	"unsafe"
+)
+
+// StartCapture starts native camera capture via AVCaptureSession
+func StartCapture() error {
+	ret := C.StartNativeCamera()
+	if ret != 0 {
+		log.Println("[CAMERA] Failed to start native camera capture")
+		return fmt.Errorf("failed to start camera (code %d)", int(ret))
+	}
+	log.Println("[CAMERA] Native camera capture started successfully")
+	return nil
+}
+
+// StopCapture stops native camera capture
+func StopCapture() {
+	C.StopNativeCamera()
+	log.Println("[CAMERA] Native camera capture stopped")
+}
+
+// GetFrame returns the latest camera frame as a data:image/jpeg;base64,... string
+// Returns empty string if no frame is available
+func GetFrame() string {
+	cstr := C.GetLatestCameraFrame()
+	if cstr == nil {
+		return ""
+	}
+	defer C.free(unsafe.Pointer(cstr))
+	return C.GoString(cstr)
+}