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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
parent 4faea2bbf4 7bf4bec257
commit a3bac5550d
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GPG Key ID: 4AEE18F83AFDEB23
4 changed files with 12 additions and 9 deletions
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2
src/input_common/drivers/camera.cpp
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@ -17,7 +17,7 @@ Camera::Camera(std::string input_engine_) : InputEngine(std::move(input_engine_)
PreSetController(identifier);
}
void Camera::SetCameraData(std::size_t width, std::size_t height, std::vector<u32> data) {
void Camera::SetCameraData(std::size_t width, std::size_t height, std::span<const u32> data) {
const std::size_t desired_width = getImageWidth();
const std::size_t desired_height = getImageHeight();
status.data.resize(desired_width * desired_height);

4
src/input_common/drivers/camera.h
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@ -3,6 +3,8 @@
#pragma once
#include <span>
#include "input_common/input_engine.h"
namespace InputCommon {
@ -15,7 +17,7 @@ class Camera final : public InputEngine {
public:
explicit Camera(std::string input_engine_);
void SetCameraData(std::size_t width, std::size_t height, std::vector<u32> data);
void SetCameraData(std::size_t width, std::size_t height, std::span<const u32> data);
std::size_t getImageWidth() const;
std::size_t getImageHeight() const;

12
src/yuzu/bootmanager.cpp
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@ -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;
}

3
src/yuzu/bootmanager.h
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@ -247,6 +247,9 @@ private:
#if (QT_VERSION < QT_VERSION_CHECK(6, 0, 0)) && YUZU_USE_QT_MULTIMEDIA
std::unique_ptr<QCamera> camera;
std::unique_ptr<QCameraImageCapture> camera_capture;
static constexpr std::size_t CAMERA_WIDTH = 320;
static constexpr std::size_t CAMERA_HEIGHT = 240;
std::vector<u32> camera_data;
#endif
std::unique_ptr<QTimer> camera_timer;