From: Jun Zhao <[email protected]> fix crash when used the command like: - ffmpeg -h protocol - ffmpeg -h protocol=
Signed-off-by: Jun Zhao <[email protected]> --- fftools/cmdutils.c | 8 +++++++- 1 files changed, 7 insertions(+), 1 deletions(-) diff --git a/fftools/cmdutils.c b/fftools/cmdutils.c index 2284631..f0f2b4f 100644 --- a/fftools/cmdutils.c +++ b/fftools/cmdutils.c @@ -1872,8 +1872,14 @@ static void show_help_demuxer(const char *name) static void show_help_protocol(const char *name) { - const AVClass *proto_class = avio_protocol_get_class(name); + const AVClass *proto_class; + if (!name) { + av_log(NULL, AV_LOG_ERROR, "No protocol name specified.\n"); + return; + } + + proto_class = avio_protocol_get_class(name); if (!proto_class) { av_log(NULL, AV_LOG_ERROR, "Unknown protocol '%s'.\n", name); return; -- 1.7.1 _______________________________________________ ffmpeg-devel mailing list [email protected] https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
