Вот что в отладчике
[New Thread 0x7fff8bff7640 (LWP 1151506)]
Thread 58 "vlc-vout" received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0x7fff8bff7640 (LWP 1151506)]
0x00007ffff7cbef49 in SpuRenderRegion (render_date=1488162459837, subtitle_area_count=0, subtitle_area=<optimized out>, i_original_height=<optimized out>, i_original_width=<optimized out>, fmt=<optimized out>, chroma_list=<optimized out>, scale_size=..., scaled_pic=0x0, region=<optimized out>, entry=0x7fff90083f10, dst_area=<synthetic pointer>, spu=0x7fff94112ed0) at video_output/vout_subpictures.c:991
991 video_output/vout_subpictures.c: Нет такого файла или каталога.
(gdb)