From b608fba67265eae1d46d043793073afae80f4b42 Mon Sep 17 00:00:00 2001 From: Andrey Utkin Date: Wed, 29 Oct 2014 01:59:25 +0100 Subject: [PATCH] Use v4l2 input format automatically if filename starts with "/dev/video" Signed-off-by: Carl Eugen Hoyos --- libavdevice/v4l2.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/libavdevice/v4l2.c b/libavdevice/v4l2.c index cf7a92cdd4..59bb78b13c 100644 --- a/libavdevice/v4l2.c +++ b/libavdevice/v4l2.c @@ -806,6 +806,13 @@ static int device_try_init(AVFormatContext *ctx, return ret; } +static int v4l2_read_probe(AVProbeData *p) +{ + if (av_strstart(p->filename, "/dev/video", NULL)) + return AVPROBE_SCORE_MAX - 1; + return 0; +} + static int v4l2_read_header(AVFormatContext *ctx) { struct video_data *s = ctx->priv_data; @@ -1033,6 +1040,7 @@ AVInputFormat ff_v4l2_demuxer = { .name = "video4linux2,v4l2", .long_name = NULL_IF_CONFIG_SMALL("Video4Linux2 device grab"), .priv_data_size = sizeof(struct video_data), + .read_probe = v4l2_read_probe, .read_header = v4l2_read_header, .read_packet = v4l2_read_packet, .read_close = v4l2_read_close,