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-rw-r--r--src/blind-set-alpha.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/blind-set-alpha.c b/src/blind-set-alpha.c
index 2e80154..a7d2404 100644
--- a/src/blind-set-alpha.c
+++ b/src/blind-set-alpha.c
@@ -64,6 +64,8 @@ main(int argc, char *argv[])
else
eprintf("pixel format %s is not supported, try xyza\n", colour.pixfmt);
+ fprint_stream_head(stdout, &colour);
+ efflush(stdout, "<stdout>");
process_two_streams(&colour, &alpha, STDOUT_FILENO, "<stdout>", process);
return 0;
}