CC      libavcodec/nvenc.o
libavcodec/nvenc.c:96: warning: declaration does not declare anything
libavcodec/nvenc.c: In function ‘out_surf_queue_enqueue’:
libavcodec/nvenc.c:299: error: ‘NvencData’ has no member named ‘surface’
libavcodec/nvenc.c: In function ‘out_surf_queue_dequeue’:
libavcodec/nvenc.c:311: error: ‘NvencData’ has no member named ‘surface’
libavcodec/nvenc.c: In function ‘timestamp_queue_enqueue’:
libavcodec/nvenc.c:317: error: ‘NvencData’ has no member named ‘timestamp’
libavcodec/nvenc.c: In function ‘timestamp_queue_dequeue’:
libavcodec/nvenc.c:329: error: ‘NvencData’ has no member named ‘timestamp’
make: *** [libavcodec/nvenc.o] Error 1