From 2c3f29c4894ee50635b846f202296ad79a7c0d33 Mon Sep 17 00:00:00 2001 From: Luca Barbato Date: Wed, 26 Nov 2014 06:20:52 +0100 Subject: xcbgrab: Support empty filename string correctly Bug-Id: CID 1254664 CC: libav-stable@libav.org --- libavdevice/xcbgrab.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'libavdevice') diff --git a/libavdevice/xcbgrab.c b/libavdevice/xcbgrab.c index 5055fde0c9..243ece4b1d 100644 --- a/libavdevice/xcbgrab.c +++ b/libavdevice/xcbgrab.c @@ -594,10 +594,10 @@ static av_cold int xcbgrab_read_header(AVFormatContext *s) int screen_num, ret; const xcb_setup_t *setup; - c->conn = xcb_connect(s->filename, &screen_num); + c->conn = xcb_connect(s->filename[0] ? s->filename : NULL, &screen_num); if ((ret = xcb_connection_has_error(c->conn))) { av_log(s, AV_LOG_ERROR, "Cannot open display %s, error %d.\n", - s->filename ? s->filename : "default", ret); + s->filename[0] ? s->filename : "default", ret); return AVERROR(EIO); } setup = xcb_get_setup(c->conn); -- cgit v1.2.3