[FFmpeg-cvslog] fftools/cmdutils: indicate specifiers in option syntax in help output

[Anton Khirnov]

ffmpeg | branch: master | Anton Khirnov <anton at khirnov.net> | Wed Jan 17 12:52:29 2024 +0100| [68af3e37ccecec74d45848bddc11e31f5ae32d02] | committer: Anton Khirnov

fftools/cmdutils: indicate specifiers in option syntax in help output

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=68af3e37ccecec74d45848bddc11e31f5ae32d02
---

 fftools/cmdutils.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/fftools/cmdutils.c b/fftools/cmdutils.c
index be01372743..f652820184 100644
--- a/fftools/cmdutils.c
+++ b/fftools/cmdutils.c
@@ -126,6 +126,12 @@ void show_help_options(const OptionDef *options, const char *msg, int req_flags,
             first = 0;
         }
         av_strlcpy(buf, po->name, sizeof(buf));
+
+        if (po->flags & OPT_FLAG_PERSTREAM)
+            av_strlcat(buf, "[:<stream_spec>]", sizeof(buf));
+        else if (po->flags & OPT_FLAG_SPEC)
+            av_strlcat(buf, "[:<spec>]", sizeof(buf));
+
         if (po->argname) {
             av_strlcat(buf, " ", sizeof(buf));
             av_strlcat(buf, po->argname, sizeof(buf));