[FFmpeg-devel] [PATCH] ffmpeg_filter: enhance reporting of unconnected pads.

[Nicolas George]

Signed-off-by: Nicolas George <george at nsup.org>
---
 fftools/ffmpeg_filter.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/fftools/ffmpeg_filter.c b/fftools/ffmpeg_filter.c
index 72838de1e2..ff46ffab01 100644
--- a/fftools/ffmpeg_filter.c
+++ b/fftools/ffmpeg_filter.c
@@ -269,6 +269,13 @@ static void init_input_filter(FilterGraph *fg, AVFilterInOut *in)
         char *p;
         int file_idx = strtol(in->name, &p, 0);
 
+        av_log(0, 16, "name = %s\n", in->name);
+        if (p == in->name) {
+            av_log(NULL, AV_LOG_FATAL,
+                   "Unconnected pad [%s] is not a stream selector in filtergraph description %s.\n",
+                   in->name, fg->graph_desc);
+            exit_program(1);
+        }
         if (file_idx < 0 || file_idx >= nb_input_files) {
             av_log(NULL, AV_LOG_FATAL, "Invalid file index %d in filtergraph description %s.\n",
                    file_idx, fg->graph_desc);
-- 
2.24.0