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libcamera: Use const reference for range loops

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Use a const reference in range-based for loops to avoid copies of the
loop elements.

While at it, change looping over controls in
PipelineHandlerUVC::processControls to use structured bindings.

Signed-off-by: Christian Rauch <Rauch.Christian@gmx.de>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Jacopo Mondi <jacopo@jmondi.org>
Signed-off-by: Jacopo Mondi <jacopo@jmondi.org>
This commit is contained in:
Christian Rauch via libcamera-devel
2022-08-16 20:38:25 +02:00
committed by Jacopo Mondi
parent 868ab2287d
commit 45c198da63
5 changed files with 5 additions and 9 deletions
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src/libcamera/pipeline/vimc/vimc.cpp
+1 -1
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@@ -378,7 +378,7 @@ int PipelineHandlerVimc::processControls(VimcCameraData *data, Request *request)
{
ControlList controls(data->sensor_->controls());
for (auto it : request->controls()) {
for (const auto &it : request->controls()) {
unsigned int id = it.first;
unsigned int offset;
uint32_t cid;