Merge pull request #9451 from ameerj/camera-data-array

camera: Use pre-allocated vector for camera data
This commit is contained in:
liamwhite
2022-12-17 10:21:50 -05:00
committed by GitHub
4 changed files with 12 additions and 9 deletions

View File

@ -757,6 +757,7 @@ void GRenderWindow::InitializeCamera() {
return;
}
camera_data.resize(CAMERA_WIDTH * CAMERA_HEIGHT);
camera_capture->setCaptureDestination(QCameraImageCapture::CaptureDestination::CaptureToBuffer);
connect(camera_capture.get(), &QCameraImageCapture::imageCaptured, this,
&GRenderWindow::OnCameraCapture);
@ -812,16 +813,13 @@ void GRenderWindow::RequestCameraCapture() {
}
void GRenderWindow::OnCameraCapture(int requestId, const QImage& img) {
constexpr std::size_t camera_width = 320;
constexpr std::size_t camera_height = 240;
// TODO: Capture directly in the format and resolution needed
const auto converted =
img.scaled(camera_width, camera_height, Qt::AspectRatioMode::IgnoreAspectRatio,
img.scaled(CAMERA_WIDTH, CAMERA_HEIGHT, Qt::AspectRatioMode::IgnoreAspectRatio,
Qt::TransformationMode::SmoothTransformation)
.mirrored(false, true);
std::vector<u32> camera_data{};
camera_data.resize(camera_width * camera_height);
std::memcpy(camera_data.data(), converted.bits(), camera_width * camera_height * sizeof(u32));
input_subsystem->GetCamera()->SetCameraData(camera_width, camera_height, camera_data);
std::memcpy(camera_data.data(), converted.bits(), CAMERA_WIDTH * CAMERA_HEIGHT * sizeof(u32));
input_subsystem->GetCamera()->SetCameraData(CAMERA_WIDTH, CAMERA_HEIGHT, camera_data);
pending_camera_snapshots = 0;
}