From 80949709a1132b5198bb8006963f177fcde2e991 Mon Sep 17 00:00:00 2001
From: Nikita Kostovsky <luntik2012@gmail.com>
Date: Thu, 23 Jan 2025 13:41:27 +0100
Subject: fix CMakeLists.txt, add some debug info and prototypes

---
 src/camera/ov9281.cpp | 16 +++++++++++++++-
 src/image.cpp         | 17 +++++++++++++++++
 src/image.h           |  2 ++
 3 files changed, 34 insertions(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/camera/ov9281.cpp b/src/camera/ov9281.cpp
index 012eab6..b76ecdd 100644
--- a/src/camera/ov9281.cpp
+++ b/src/camera/ov9281.cpp
@@ -64,6 +64,18 @@ bool OV9281::init()
 
     libcamera::StreamConfiguration &streamConfig = m_config->at(0);
 
+    std::cout << "supported pixel formats:\n";
+
+    for (const auto &pixelFormat : streamConfig.formats().pixelformats())
+    {
+        std::cout << "\t" << pixelFormat.toString() << std::endl;
+
+        for (const auto &size : streamConfig.formats().sizes(pixelFormat))
+        {
+            std::cout << "\t\t" << size.toString() << std::endl;
+        }
+    }
+
     streamConfig.pixelFormat = OV9281::pixelFormat;
     streamConfig.bufferCount = OV9281::bufferCount;
 
@@ -177,6 +189,7 @@ void OV9281::onRequestCompleted(libcamera::Request *completed_request)
                                                         .planes()[i];
 
             size_t size = std::min(metaplane.bytesused, plane.length);
+            std::cout << "size is: " << size << std::endl;
             void *data = m_mappedBuffers[plane.fd.get()].first;
 
             auto img = std::make_shared<Image>();
@@ -184,13 +197,14 @@ void OV9281::onRequestCompleted(libcamera::Request *completed_request)
             img->width = imageSize.width;
             img->height = imageSize.height;
 
-            memcpy(img->data, data, size);
             // img->dataSize = size;
             // img->stride = stride;
             img->pixelFormat = pixelFormat;
             img->counters.measurementCounter = metadata.sequence;
             img->counters.timestampUs = metadata.timestamp / 1000;
             img->counters.encoderPosition = RotaryEncoder::instance()->position();
+
+            memcpy(img->data, data, size);
             img->rotate();
 
             auto pixels = img->pixels();
diff --git a/src/image.cpp b/src/image.cpp
index ce814da..000ca2d 100644
--- a/src/image.cpp
+++ b/src/image.cpp
@@ -1,7 +1,11 @@
 #include "image.h"
 
+// #include <format>
+
 #include <QElapsedTimer>
 
+#include <libcamera/formats.h>
+
 #include "macro.h"
 #include "pixels.h"
 
@@ -125,3 +129,16 @@ std::shared_ptr<Pixels> Image::pixels() const
 
     return result;
 }
+
+void Image::copyFromData(const void *src, size_t size)
+{
+    if (size > sizeof(data))
+    {
+        // throw std::logic_error(std::format)
+    }
+
+    if (pixelFormat == libcamera::formats::R8)
+    {
+        memcpy(data, src, size);
+    }
+}
diff --git a/src/image.h b/src/image.h
index 1ec1b93..934aa40 100644
--- a/src/image.h
+++ b/src/image.h
@@ -5,6 +5,7 @@
 
 class Pixels;
 
+// TODO: template
 struct Image
 {
     int width{0};
@@ -18,4 +19,5 @@ struct Image
 
     void rotate();
     std::shared_ptr<Pixels> pixels() const;
+    void copyFromData(const void* src, size_t size);
 };
-- 
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