I’m going to take a stab in the dark here and say that you’re not updating your stbl offsets properly. At least I didn’t (at first glance) see your python doing that anywhere. STSC Lets start with the location of data. Packets are written into the file in terms of chunks, and the header tells … Read more
Every system I know of that stores large numbers of big files stores them externally to the database. You store all of the queryable data for the file (title, artist, length, etc) in the database, along with a partial path to the file. When it’s time to retrieve the file, you extract the file’s path, … Read more
I have solved my problem. Here is my complete native code for OpenSL ES in case of anybody need this : #include <jni.h> #include<android/log.h> // LOCAL_LDLIBS := -L$(SYSROOT)/usr/lib -llog 넣어주세요 #define LOGV(…) __android_log_print(ANDROID_LOG_VERBOSE, “OSLESMediaPlayer”, __VA_ARGS__) #define LOGD(…) __android_log_print(ANDROID_LOG_DEBUG , “OSLESMediaPlayer”, __VA_ARGS__) #define LOGI(…) __android_log_print(ANDROID_LOG_INFO , “OSLESMediaPlayer”, __VA_ARGS__) #define LOGW(…) __android_log_print(ANDROID_LOG_WARN , “OSLESMediaPlayer”, __VA_ARGS__) #define LOGE(…) … Read more
I would suggest something like FFmpeg, though would set expectations on quality if you go from a 500MB file to a 50MB one – though a lot will depend on the amount of optimization already present in the source… I was able to get a 270Mb file down to 29Mb without visible loss of quality … Read more