better debug prints

2023-11-18 15:45:06 +01:00 · 2023-11-18 15:45:06 +01:00 · f6bf337540
commit f6bf337540
parent 5651f185ff
1 changed files with 2 additions and 1 deletions
--- a/webcam.cpp
+++ b/webcam.cpp
@ -336,7 +336,8 @@ void Webcam::init_device(void)
        {
            // note that libv4l2 (look for 'v4l-utils') provides helpers
            // to manage conversions
-            throw runtime_error("Webcam does not support the requested format. Support for more formats need to be added!");
+            throw runtime_error("Webcam does not support the requested format. Support for more formats need to be added! video format is "
+                + std::to_string(fmt.fmt.pix.pixelformat));
        }

        /* Note VIDIOC_S_FMT may change width and height. */