LEFT_BOT_VBAR 503 libavfilter/vsrc_testsrc.c /* 0 */ TOP_HBAR |BOT_HBAR|LEFT_TOP_VBAR|LEFT_BOT_VBAR|RIGHT_TOP_VBAR|RIGHT_BOT_VBAR, LEFT_BOT_VBAR 505 libavfilter/vsrc_testsrc.c /* 2 */ TOP_HBAR|MID_HBAR|BOT_HBAR|LEFT_BOT_VBAR |RIGHT_TOP_VBAR, LEFT_BOT_VBAR 509 libavfilter/vsrc_testsrc.c /* 6 */ TOP_HBAR|BOT_HBAR|MID_HBAR|LEFT_TOP_VBAR|LEFT_BOT_VBAR |RIGHT_BOT_VBAR, LEFT_BOT_VBAR 511 libavfilter/vsrc_testsrc.c /* 8 */ TOP_HBAR|BOT_HBAR|MID_HBAR|LEFT_TOP_VBAR|LEFT_BOT_VBAR|RIGHT_TOP_VBAR|RIGHT_BOT_VBAR,