diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index 538fd51..9fd8c28 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -7,6 +7,7 @@
     <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
 
     <application
+        android:testOnly="false"
         android:name=".App"
         android:allowBackup="false"
         android:icon="@mipmap/ic_launcher"
diff --git a/ffmpeg/src/main/java/com/an/ffmpeg/code/VideoCrop.kt b/ffmpeg/src/main/java/com/an/ffmpeg/code/VideoCrop.kt
index 85b5933..f17c4bc 100644
--- a/ffmpeg/src/main/java/com/an/ffmpeg/code/VideoCrop.kt
+++ b/ffmpeg/src/main/java/com/an/ffmpeg/code/VideoCrop.kt
@@ -2,6 +2,7 @@ package com.an.ffmpeg.code
 
 import android.app.Application
 import android.content.Context
+import android.util.Log
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.flow.flow
 import kotlinx.coroutines.withContext
@@ -74,7 +75,9 @@ object VideoCrop {
         start: Int,
         duration: Int
     ) = flow {
-
+        val frameRate = 24
+        val width = 720
+        val height = 720
         //-ss 0 -t 5  时间裁切
         //-strict -2 -vf crop=500:500:0:100   尺寸裁切
         val cmd = (context.applicationInfo.nativeLibraryDir
@@ -82,9 +85,10 @@ object VideoCrop {
                 + " -y -i "
                 + "" + srcFilePath + ""        //加引号避免名字有空格无法识别
                 + " -ss " + start
-                + " -t " + duration            // + " -strict -2 -vf crop=" + width + ":" + height + ":" + x + ":" + y + " -preset fast "
+                + " -t " + duration
+                + " -vf scale=w=$width:h=$height:force_original_aspect_ratio=decrease "
 //                + " -c copy "                //直接复制一段，不能与-r一起使用
-                + " -r 24 "                    //帧数修改为24
+                + " -r $frameRate "            //帧数修改为24
                 + "" + destFilePath + "")      //加引号避免名字有空格无法识别
 
         val resultCode = try {
@@ -94,6 +98,7 @@ object VideoCrop {
             var count = 0
             while (errorScanner.hasNextLine()) {
                 val line = errorScanner.nextLine()
+                Log.d(TAG, line)
                 ++count
                 val fz = count
                 val fm = duration * 1000 / 100
@@ -106,7 +111,6 @@ object VideoCrop {
             e.printStackTrace()
             200
         }
-
         if (resultCode == 0) {
             emit(VideoCropStatus.Loading(100))
             emit(VideoCropStatus.Success(destFilePath))
diff --git a/ffmpeg/src/main/java/com/an/ffmpeg/code/VideoCropViewModel.kt b/ffmpeg/src/main/java/com/an/ffmpeg/code/VideoCropViewModel.kt
index 35ea60b..48b0f7f 100644
--- a/ffmpeg/src/main/java/com/an/ffmpeg/code/VideoCropViewModel.kt
+++ b/ffmpeg/src/main/java/com/an/ffmpeg/code/VideoCropViewModel.kt
@@ -23,7 +23,7 @@ class VideoCropViewModel(app: Application) : AndroidViewModel(app) {
         viewModelScope.launch(Dispatchers.IO) {
             val timeStamp = SimpleDateFormat("yyyyMMdd_HHmmss", Locale.getDefault()).format(Date())
             val outputName = "videoCrop_$timeStamp.mp4"
-            val destPath = File(getApplication<Application>().filesDir, outputName).absolutePath
+            val destPath = File(getApplication<Application>().filesDir, outputName).apply { createNewFile() }.absolutePath
             val duration = endSec - startSec
 
             VideoCrop.cropVideo(getApplication(), srcVideoPath, destPath, startSec, duration)
diff --git a/ffmpeg/src/main/jniLibs/x86_64/ffmpeg.so b/ffmpeg/src/main/jniLibs/x86_64/ffmpeg.so
new file mode 100644
index 0000000..1f3d135
Binary files /dev/null and b/ffmpeg/src/main/jniLibs/x86_64/ffmpeg.so differ
diff --git a/gradle.properties b/gradle.properties
index 98bed16..79eb82e 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -18,4 +18,5 @@ android.useAndroidX=true
 # Automatically convert third-party libraries to use AndroidX
 android.enableJetifier=true
 # Kotlin code style for this project: "official" or "obsolete":
-kotlin.code.style=official
\ No newline at end of file
+kotlin.code.style=official
+android.injected.testOnly=false
\ No newline at end of file