diff --git a/rtmp/RTMPWrapper.c b/rtmp/RTMPWrapper.c
index 21598c01..0b0750a8 100644
--- a/rtmp/RTMPWrapper.c
+++ b/rtmp/RTMPWrapper.c
@@ -65,12 +65,16 @@ unsigned int RTMP_start_session(char* url, uint connect_timeout){
 }
 
 unsigned int RTMP_write_frame(char* data, uint data_length){
+  dataForC = malloc(data_length);
+  memcpy(dataForC,data,data_length);
   if (!RTMP_IsConnected(rtmp)) {
     printf("RTMP is not connected!\n");
+    free(dataForC);
       return 0;
   }
   if (!RTMP_Write(rtmp, (const char*)data, data_length)) {
     printf("RTMP write error!\n");
+    free(dataForC);
       return 0;
   }
   return 1;