From 9cb761930e158a159681194734f0d1b925ec2ed6 Mon Sep 17 00:00:00 2001
From: Andy Wortman <ixineeringeverywhere@gmail.com>
Date: Fri, 15 Mar 2019 16:40:04 -0700
Subject: cancel any existing exposure/readout operation on camera connection

---
 src/qhyccd/mod.rs | 1 +
 1 file changed, 1 insertion(+)

(limited to 'src/qhyccd/mod.rs')

diff --git a/src/qhyccd/mod.rs b/src/qhyccd/mod.rs
index 192b943..0ce31e2 100644
--- a/src/qhyccd/mod.rs
+++ b/src/qhyccd/mod.rs
@@ -64,6 +64,7 @@ pub fn acquire(camera_idx: i32) -> Result<Camera> {
         }
         check(QHYCCDCam::SetQHYCCDStreamMode(handle, 0))?; // 0 means single frame mode...
         check(QHYCCDCam::InitQHYCCD(handle))?;
+        check(QHYCCDCam::CancelQHYCCDExposingAndReadout(handle))?;
         Ok(Camera {
             handle: handle
         })
-- 
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