app/src/main/cpp/main.cpp

@@ -82,7 +82,7 @@ void android_main(struct android_app *pApp) {
         auto frameTime = end_time - last_update_time;
         last_update_time = end_time;
         auto function_time = (end_time - start_time);
-        aout << "function_time:" << function_time << " fps:" << (1000/frameTime) << std::endl;
+        //aout << "function_time:" << function_time << " fps:" << (1000/frameTime) << std::endl;
         if(function_time < 35)
         {
             this_thread::sleep_for(chrono::milliseconds((35-function_time)));
@@ -246,7 +246,18 @@ extern "C"
 JNIEXPORT jstring JNICALL
 Java_com_hmwl_face_1sdk_FaceActivity_PreReadAction(JNIEnv *env, jobject thiz, jstring motion,
                                                    jobject callback) {
+    // 清理旧的全局引用
+    if (g_callback != nullptr) {
+        env->DeleteGlobalRef(g_callback);
+        g_callback = nullptr;
+    }
+
+    // 保存新的回调
+    if (callback != nullptr) {
         g_callback = env->NewGlobalRef(callback);
+    } else {
+        g_callback = nullptr;
+    }
 
     const char *nativeString = env->GetStringUTFChars(motion, nullptr);
     jsize len = env->GetStringUTFLength(motion);
@@ -254,12 +265,7 @@ Java_com_hmwl_face_1sdk_FaceActivity_PreReadAction(JNIEnv *env, jobject thiz, js
     {
         aout << "ArgLen to long:" << len << std::endl;
     }
-    if(g_Application->isInited())
-    {
-        g_Application->changeMotion(nativeString);
-    }
 
-    // TODO: implement PreReadAction()
     std::string ret = g_Application->preReadyMotion(nativeString, CppCallback);
     return env->NewStringUTF(ret.c_str());
 }

app/src/main/java/com/hmwl/face_sdk/FaceActivity.java

@@ -282,7 +282,7 @@ public class FaceActivity extends GameActivity implements FaceLandmarkerHelper.L
     }
 
     protected native void ChangeStateCpp(String json);
-    protected void ChangeState(String json){
+    protected void ChangeMotion(String json){
         Log.i("FaceActivity", "ChangeState:" + json);
         ChangeStateCpp(json);
     }
@@ -291,6 +291,6 @@ public class FaceActivity extends GameActivity implements FaceLandmarkerHelper.L
     @Override
     public void onEmpty() {
         // 当没有检测到人脸时的处理逻辑
-        Log.d(TAG, "No face detected in the current frame");
+        //Log.d(TAG, "No face detected in the current frame");
     }
 }

example/src/main/java/com/inewme/uvmirror/MakeupActivity.kt

@@ -9,7 +9,6 @@ import android.widget.Toast
 import com.hmwl.face_sdk.FaceActivity
 import com.hmwl.face_sdk.InitArg
 import com.hmwl.face_sdk.Motion
-import org.json.JSONArray
 import org.json.JSONObject
 import java.io.BufferedReader
 import java.io.InputStreamReader
@@ -17,11 +16,11 @@ import java.io.InputStreamReader
 
 class MakeupActivity : FaceActivity()
 {
-
     private var curIndex = 0
     private var pngFilesByFolder: List<FolderInfo>? = null
 
     override fun onCreate(savedInstanceState: Bundle?) {
+
         FaceInit(this)
 
         val initArg = InitArg().apply {
@@ -34,13 +33,15 @@ class MakeupActivity : FaceActivity()
         super.onCreate(savedInstanceState)
 
         var motion = getMotionByIndex(0);
-        var jsonString = motion.toJson()
-        val result = PreLoadAction(jsonString) { motion_type ->
-            // 在这里处理回调结果
-            println("OnLoadActionFinished: $motion_type")
-            ChangeState(motion_type);
+        var motionJsonString = motion.toJson()
+        val result = PreLoadAction(motionJsonString,object : CallbackInterface  {
+            override fun OnLoadActionFinished(motion_type: String) {
+                //加载完成后，切断到对应的动画
+                Log.i("info","加载完成后，切换到对应的动画")
+                ChangeMotion(motion_type)
             }
-        //Toast.makeText(this, "4.png", Toast.LENGTH_LONG).show()
+        })
+        Toast.makeText(this, "开始加载动画:  $result", Toast.LENGTH_SHORT).show()
     }
 
     private fun getMotionByIndex(index: Int): Motion {
@@ -65,31 +66,45 @@ class MakeupActivity : FaceActivity()
         return ""
     }
 
+    var nextMotionLoadFinished = false
+    var nextMotionType = ""
     override fun onTouchEvent(event: MotionEvent): Boolean {
         when (event.action) {
             MotionEvent.ACTION_DOWN -> {
-                Log.d("TouchEvent", "手指按下 - X: ${event.x}, Y: ${event.y}")
-                if(curIndex == 31)
-                {
-
-                }
-            }
-            MotionEvent.ACTION_MOVE -> {
-                Log.d("TouchEvent", "手指移动 - X: ${event.x}, Y: ${event.y}")
-            }
-            MotionEvent.ACTION_UP -> {
-                Log.d("TouchEvent", "手指抬起")
-                curIndex++
                 pngFilesByFolder?.let { folders ->
                     if (curIndex > folders.size - 1) {
+                        //动画播放完成，切换到主界面
                         curIndex = 0
                         Stop();
                         finish();
                     }
-                    ChangeState(getCurMotionState(curIndex))
-                    Toast.makeText(this, folders[curIndex].folderName, Toast.LENGTH_LONG).show()
                 }
             }
+
+            MotionEvent.ACTION_UP -> {
+                if (!nextMotionLoadFinished)
+                {
+                    var nextMotion = getMotionByIndex(curIndex + 1);
+                    var json_str = nextMotion.toJson()
+                    PreLoadAction(json_str,object : CallbackInterface  {
+                        override fun OnLoadActionFinished(motion_type: String) {
+                            Log.i("info","加载完成后，还会继续播放当前的动画，可以手动切换动画")
+                            nextMotionLoadFinished = true;
+                            nextMotionType = motion_type;
+                        }
+                    })
+                    Toast.makeText(this, "开始加载下一个动画 ${nextMotion.type}", Toast.LENGTH_SHORT).show()
+                }
+                else
+                {
+                    //手动切换动画
+                    ChangeMotion(nextMotionType);
+                    nextMotionLoadFinished = false;
+                    curIndex++;
+                    Toast.makeText(this, "切换到下一个动画 $nextMotionType", Toast.LENGTH_SHORT).show()
+                }
+
+            }
         }
         return true
     }

vulkan/FaceApp.cpp

@@ -1371,12 +1371,13 @@ void FaceApp::changeMotion(const string motion_type)
 
 	std::unique_lock<std::mutex> lock_changeMotion(changeMotionMtx);
 
-	for (int i = 0; i < this->m_texs.size(); ++i)
+
+	for (int i = 0; i < _nextMotion.png_names.size(); ++i)
 	{
 		destroyTexture(device, m_texs[i]);
 	}
 
-	for (int i = 0; i < m_texs_next.size(); ++i)
+	for (int i = 0; i < _nextMotion.png_names.size(); ++i)
 	{
 		m_texs[i] = m_texs_next[i];
 		m_texs_next[i].reset();
@@ -1385,6 +1386,7 @@ void FaceApp::changeMotion(const string motion_type)
 	update_descriptor_set(m_texs);
 	_curMotion_type = motion_type;
 	_curMotion_png_size = _nextMotion.png_names.size();
+    _motionState = ready;
 
 
 //	for (int i = 0; i < _curMotion.png_names.size(); ++i)