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ipa: raspberrypi: Replace void cast with [[maybe_unused]]

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The standard way in C++17 to specify that a function or function
argument may be unused it to specify the [[maybe_unused]] attribute.
Replace manual void casts to silence compiler warnings.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Reviewed-by: Niklas Söderlund <niklas.soderlund@ragnatech.se>
This commit is contained in:
Laurent Pinchart 2020-08-22 18:53:54 +03:00
parent dbafe16da7
commit de012767e7
5 changed files with 15 additions and 23 deletions
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5
src/ipa/raspberrypi/controller/rpi/noise.cpp
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@ -27,10 +27,9 @@ char const *Noise::Name() const
return NAME;
}
void Noise::SwitchMode(CameraMode const &camera_mode, Metadata *metadata)
void Noise::SwitchMode(CameraMode const &camera_mode,
[[maybe_unused]] Metadata *metadata)
{
(void)metadata;
// For example, we would expect a 2x2 binned mode to have a "noise
// factor" of sqrt(2x2) = 2. (can't be less than one, right?)
mode_factor_ = std::max(1.0, camera_mode.noise_factor);