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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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4
src/ipa/raspberrypi/controller/rpi/contrast.cpp
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@ -137,9 +137,9 @@ Pwl apply_manual_contrast(Pwl const &gamma_curve, double brightness,
return new_gamma_curve;
}
void Contrast::Process(StatisticsPtr &stats, Metadata *image_metadata)
void Contrast::Process(StatisticsPtr &stats,
[[maybe_unused]] Metadata *image_metadata)
{
(void)image_metadata;
double brightness = brightness_, contrast = contrast_;
Histogram histogram(stats->hist[0].g_hist, NUM_HISTOGRAM_BINS);
// We look at the histogram and adjust the gamma curve in the following