summaryrefslogtreecommitdiffhomepage
path: root/tracker-aruco/ar_video_widget.cpp
diff options
context:
space:
mode:
authorStanislaw Halik <sthalik@misaki.pl>2016-05-13 22:37:20 +0200
committerStanislaw Halik <sthalik@misaki.pl>2016-05-13 22:37:20 +0200
commit7b54b8e1c707d1b4d5efaa0ad814b1d78dd55aa2 (patch)
treef80536ac81c796c62ebcd59f1c2a7ba36eb070eb /tracker-aruco/ar_video_widget.cpp
parent973e8dc567463261330f685abaf0f5fd08d4f7d7 (diff)
{spline,tracker/aruco}: simplify some casts
Diffstat (limited to 'tracker-aruco/ar_video_widget.cpp')
-rw-r--r--tracker-aruco/ar_video_widget.cpp22
1 files changed, 12 insertions, 10 deletions
diff --git a/tracker-aruco/ar_video_widget.cpp b/tracker-aruco/ar_video_widget.cpp
index 1c3af262..2e87fdca 100644
--- a/tracker-aruco/ar_video_widget.cpp
+++ b/tracker-aruco/ar_video_widget.cpp
@@ -28,18 +28,20 @@ void ArucoVideoWidget::update_and_repaint()
fresh = false;
qframe = QImage(_frame.cols, _frame.rows, QImage::Format_RGB888);
uchar* data = qframe.bits();
- const int pitch = qframe.bytesPerLine();
- unsigned char *input = (unsigned char*)(_frame.data);
- const int chans = _frame.channels();
- for (int y = 0; y < _frame.rows; y++)
+ const unsigned pitch = qframe.bytesPerLine();
+ unsigned char *input = _frame.data;
+ const unsigned chans = _frame.channels();
+ const unsigned rows = _frame.rows, cols = _frame.cols;
+ const unsigned step = _frame.step;
+ for (unsigned y = 0; y < rows; y++)
{
- const int step = y * _frame.step;
- const int pitch_ = y * pitch;
- for (int x = 0; x < _frame.cols; x++)
+ const unsigned step_ = y * step;
+ const unsigned pitch_ = y * pitch;
+ for (unsigned x = 0; x < cols; x++)
{
- data[pitch_ + x * 3 + 0] = input[step + x * chans + 2];
- data[pitch_ + x * 3 + 1] = input[step + x * chans + 1];
- data[pitch_ + x * 3 + 2] = input[step + x * chans + 0];
+ data[pitch_ + x * 3 + 0] = input[step_ + x * chans + 2];
+ data[pitch_ + x * 3 + 1] = input[step_ + x * chans + 1];
+ data[pitch_ + x * 3 + 2] = input[step_ + x * chans + 0];
}
}
}