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-rw-r--r--src/vu-single-colour.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/vu-single-colour.c b/src/vu-single-colour.c
index 911dd11..6148205 100644
--- a/src/vu-single-colour.c
+++ b/src/vu-single-colour.c
@@ -69,6 +69,9 @@ main(int argc, char *argv[])
if (!(argc & 1) && tolf(argv[argc - 1], &alpha))
eprintf("the alpha value must be a floating-point value\n");
+ if (inf)
+ einf_check_fd(STDOUT_FILENO, "<stdout>");
+
strcpy(stream.pixfmt, "xyza");
fprint_stream_head(stdout, &stream);
fflush(stdout);