libavcodec/mpegvideo_enc.c:989: error: Uninitialized Value
  The value read from pts was never initialized.

libavcodec/mpegvideo_enc.c:989:9: 
987.         copy_picture_attributes(s, &pic->f, pic_arg);
988.         pic->f.display_picture_number = display_picture_number;
989.         pic->f.pts = pts; // we set this here to avoid modifiying pic_arg
             ^
990.     }
991. 
