It was successful, but after modifying src/FFmpeg.h
692c692
< (const AVOutputFormat *f),
(AVOutputFormat *f),
759c759
< (const AVFifoBuffer *f),
(AVFifoBuffer *f),
805c805
< (const AVDictionary *m, const char *key, const AVDictionaryEntry *prev, int flags),
(AVDictionary *m, const char *key, const AVDictionaryEntry *prev, int flags),
Otherwise it is not compatible with ffmpeg-2.8.5.