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-rw-r--r--src/qcam/main_window.cpp13
-rw-r--r--src/qcam/main_window.h4
-rw-r--r--src/qcam/meson.build1
-rw-r--r--src/qcam/viewfinder.cpp5
-rw-r--r--src/qcam/viewfinder.h7
5 files changed, 16 insertions, 14 deletions
diff --git a/src/qcam/main_window.cpp b/src/qcam/main_window.cpp
index 3711a02c..e872bdd7 100644
--- a/src/qcam/main_window.cpp
+++ b/src/qcam/main_window.cpp
@@ -63,6 +63,8 @@ MainWindow::MainWindow(CameraManager *cm, const OptionsParser::Options &options)
connect(&titleTimer_, SIGNAL(timeout()), this, SLOT(updateTitle()));
viewfinder_ = new ViewFinder(this);
+ connect(viewfinder_, &ViewFinder::renderComplete,
+ this, &MainWindow::queueRequest);
setCentralWidget(viewfinder_);
adjustSize();
@@ -518,15 +520,8 @@ void MainWindow::processCapture()
<< "timestamp:" << metadata.timestamp
<< "fps:" << fixed << qSetRealNumberPrecision(2) << fps;
- /* Display the buffer and requeue it to the camera. */
- display(buffer);
-
- queueRequest(buffer);
-}
-
-void MainWindow::display(FrameBuffer *buffer)
-{
- viewfinder_->display(buffer, &mappedBuffers_[buffer]);
+ /* Render the frame on the viewfinder. */
+ viewfinder_->render(buffer, &mappedBuffers_[buffer]);
}
void MainWindow::queueRequest(FrameBuffer *buffer)
diff --git a/src/qcam/main_window.h b/src/qcam/main_window.h
index 33522115..5d6251c8 100644
--- a/src/qcam/main_window.h
+++ b/src/qcam/main_window.h
@@ -55,6 +55,8 @@ private Q_SLOTS:
void saveImageAs();
+ void queueRequest(FrameBuffer *buffer);
+
private:
int createToolbars();
@@ -66,8 +68,6 @@ private:
void requestComplete(Request *request);
void processCapture();
- void display(FrameBuffer *buffer);
- void queueRequest(FrameBuffer *buffer);
/* UI elements */
QToolBar *toolbar_;
diff --git a/src/qcam/meson.build b/src/qcam/meson.build
index 214bfb12..c256d06f 100644
--- a/src/qcam/meson.build
+++ b/src/qcam/meson.build
@@ -8,6 +8,7 @@ qcam_sources = files([
qcam_moc_headers = files([
'main_window.h',
+ 'viewfinder.h',
])
qcam_resources = files([
diff --git a/src/qcam/viewfinder.cpp b/src/qcam/viewfinder.cpp
index b8feabd5..2a35932e 100644
--- a/src/qcam/viewfinder.cpp
+++ b/src/qcam/viewfinder.cpp
@@ -25,8 +25,7 @@ ViewFinder::~ViewFinder()
delete image_;
}
-void ViewFinder::display(const libcamera::FrameBuffer *buffer,
- MappedBuffer *map)
+void ViewFinder::render(libcamera::FrameBuffer *buffer, MappedBuffer *map)
{
if (buffer->planes().size() != 1) {
qWarning() << "Multi-planar buffers are not supported";
@@ -44,6 +43,8 @@ void ViewFinder::display(const libcamera::FrameBuffer *buffer,
converter_.convert(static_cast<unsigned char *>(map->memory),
buffer->metadata().planes[0].bytesused, image_);
update();
+
+ renderComplete(buffer);
}
QImage ViewFinder::getCurrentImage()
diff --git a/src/qcam/viewfinder.h b/src/qcam/viewfinder.h
index 735a6b67..784fcced 100644
--- a/src/qcam/viewfinder.h
+++ b/src/qcam/viewfinder.h
@@ -27,15 +27,20 @@ struct MappedBuffer {
class ViewFinder : public QWidget
{
+ Q_OBJECT
+
public:
ViewFinder(QWidget *parent);
~ViewFinder();
int setFormat(const libcamera::PixelFormat &format, const QSize &size);
- void display(const libcamera::FrameBuffer *buffer, MappedBuffer *map);
+ void render(libcamera::FrameBuffer *buffer, MappedBuffer *map);
QImage getCurrentImage();
+Q_SIGNALS:
+ void renderComplete(libcamera::FrameBuffer *buffer);
+
protected:
void paintEvent(QPaintEvent *) override;
QSize sizeHint() const override;