Android 将视频转换为base64时会出现;内存不足错误“;
当我转换小视频时,它不会给出错误。但当我转换更大的视频时,会出现以下错误Android 将视频转换为base64时会出现;内存不足错误“;,android,string,video,base64,encode,Android,String,Video,Base64,Encode,当我转换小视频时,它不会给出错误。但当我转换更大的视频时,会出现以下错误 FATAL EXCEPTION: main java.lang.OutOfMemoryError at android.util.Base64.encode(Base64.java:534) at android.util.Base64.encode(Base64.java:494) at android.util.Base64.encodeToString(Base64.java:456) at gcm.b4deploy
FATAL EXCEPTION: main
java.lang.OutOfMemoryError
at android.util.Base64.encode(Base64.java:534)
at android.util.Base64.encode(Base64.java:494)
at android.util.Base64.encodeToString(Base64.java:456)
at gcm.b4deploy.com.operations2.StartedTasksAdapter.videoToBase64(StartedTasksAdapter.java:402)
at gcm.b4deploy.com.operations2.StartedTasksAdapter.access$200(StartedTasksAdapter.java:57)
gcm.b4deploy.com.operations2.StartedTasksAdapter$2$1.fileSelected(StartedTasksAdapter.java:288)
at gcm.b4deploy.com.operations2.FileChooser$1.onItemClick(FileChooser.java:57)
at android.widget.AdapterView.performItemClick(AdapterView.java:298)
at android.widget.AbsListView.performItemClick(AbsListView.java:1114)
at android.widget.AbsListView$PerformClick.run(AbsListView.java:2937)
at android.widget.AbsListView$1.run(AbsListView.java:3695)
at android.os.Handler.handleCallback(Handler.java:615)
at android.os.Handler.dispatchMessage(Handler.java:92)
at android.os.Looper.loop(Looper.java:153)
at android.app.ActivityThread.main(ActivityThread.java:5037)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:511)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:821)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:584)
at dalvik.system.NativeStart.main(Native Method)
下面是我的videoToBase64方法
private String videoToBase64(File file) {
String encodedString = null;
InputStream inputStream = null;
try {
inputStream = new FileInputStream(file);
} catch (Exception e) {
// TODO: handle exception
}
byte[] bytes;
byte[] buffer = new byte[8192];
int bytesRead;
ByteArrayOutputStream output = new ByteArrayOutputStream();
try {
while ((bytesRead = inputStream.read(buffer)) != -1) {
output.write(buffer, 0, bytesRead);
}
} catch (IOException e) {
e.printStackTrace();
}
bytes = output.toByteArray();
**encodedString = Base64.encodeToString(bytes, Base64.DEFAULT);**//error is in this line
Log.i("Strng", encodedString);
return encodedString;
}
我读过一些关于这方面的问题,他们说我应该分割视频,并对部分进行编码,但我不知道怎么做
有没有关于视频的边界大小是多少的想法,可以不让它从内存错误中消失?
提前感谢。在“应用程序”标记下的应用程序menifest文件中添加此标记:
实际上,android:largeHeap是增加应用程序分配内存的工具。内存在android中是个问题。您应该将视频分成几个部分,对每个部分进行编码,发送并在目的地重新组合
android:largeHeap="true"