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authorJacopo Mondi <jacopo@jmondi.org>2020-07-13 15:05:23 +0200
committerJacopo Mondi <jacopo@jmondi.org>2020-08-03 11:16:16 +0200
commitd405d1fd5e791b3ebc45dc980be2fce9ac0f3529 (patch)
tree3bc5e3d5849c1f8dba012b7ced7bf3570e26a41a /src
parent4383252d9315b3a282d220f30ac1a5594cd66d7c (diff)
libcamera: utils: Add alignUp and alignDown functions
Add to libcamera utils library two functions to round up or down a value to an alignment and add a test in test/utils.cpp for the two new functions. Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com> Reviewed-by: Niklas Söderlund <niklas.soderlund@ragnatech.se> Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Jacopo Mondi <jacopo@jmondi.org>
Diffstat (limited to 'src')
-rw-r--r--src/libcamera/utils.cpp16
1 files changed, 16 insertions, 0 deletions
diff --git a/src/libcamera/utils.cpp b/src/libcamera/utils.cpp
index 0567328f..615df46a 100644
--- a/src/libcamera/utils.cpp
+++ b/src/libcamera/utils.cpp
@@ -444,6 +444,22 @@ std::string libcameraSourcePath()
return path + "/";
}
+/**
+ * \fn alignDown(unsigned int value, unsigned int alignment)
+ * \brief Align \a value down to \a alignment
+ * \param[in] value The value to align
+ * \param[in] alignment The alignment
+ * \return The value rounded down to the nearest multiple of \a alignment
+ */
+
+/**
+ * \fn alignUp(unsigned int value, unsigned int alignment)
+ * \brief Align \a value up to \a alignment
+ * \param[in] value The value to align
+ * \param[in] alignment The alignment
+ * \return The value rounded up to the nearest multiple of \a alignment
+ */
+
} /* namespace utils */
} /* namespace libcamera */