Feature: modify to release_retriever()

app/src/main/cpp/metadata/ffmpeg_media_retriever.c

@@ -691,7 +691,7 @@ int set_native_window(State **state_ptr, ANativeWindow* native_window) {
 	return SUCCESS;
 }
 
-void release(State **state_ptr) {
+void release_retriever(State **state_ptr) {
 
 	State *state = *state_ptr;
 	

app/src/main/cpp/metadata/ffmpeg_media_retriever.h

@@ -56,6 +56,6 @@ int get_frame_at_time(State **ps, int64_t timeUs, int option, AVPacket *pkt);
 int get_scaled_frame_at_time(State **ps, int64_t timeUs, int option, AVPacket *pkt, int width, int height);
 int get_audio_thumbnail(State **state_ptr, AVPacket *pkt);
 int set_native_window(State **ps, ANativeWindow* native_window);
-void release(State **ps);
+void release_retriever(State **ps);
 
 #endif /*FFMPEG_MEDIA_RETRIEVER_H_*/

app/src/main/cpp/metadata/media_retriever.cpp

@@ -14,7 +14,7 @@ MediaRetriever::MediaRetriever()
 MediaRetriever::~MediaRetriever()
 {
 	Mutex::Autolock lock(mLock);
-	::release(&state);
+	::release_retriever(&state);
 }
 
 int MediaRetriever::setDataSource(const char *srcUrl)