Bugfix: caption won't print if the image is too small.

1 files changed, 1 insertions, 1 deletions

diff --git a/main_simple_scanner.cpp b/main_simple_scanner.cpp
index 60f514a..2cbe08b 100644
--- a/main_simple_scanner.cpp
+++ b/main_simple_scanner.cpp
@@ -207,5 +207,5 @@ int main(int argc, char **argv) {
     generate_image(image_width, std::stoul(ih),
                    std::stod(vw), std::stod(fl),
                    std::stod(sz), std::stod(sr), cap,
-                   (int)(1.0 * image_width * 0.015 / 8));
+                   std::max((int)(1.0 * image_width * 0.015 / 8), 1));
 }
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