#0  0x00002b3a35d6a72a in decode_plane () from /usr/lib/libavcodec.so.0d
#1  0x00002b3a35d6ac19 in decode_frame () from /usr/lib/libavcodec.so.0d
#2  0x00002b3a35b1c5f3 in avcodec_decode_video () from /usr/lib/libavcodec.so.0d
#3  0x000000000040ad28 in ?? ()
#4  0x000000000040c9e3 in main ()