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[myimage] must be explicitely created with width and height

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This commit is contained in:
Jan Grewe 2025-03-12 08:29:42 +01:00
parent 6ef19c2375
commit f4231e281b
2 changed files with 19 additions and 9 deletions
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19
myimage.cpp
View File

@ -1,20 +1,28 @@
#include "myimage.h"
#include <chrono>
#include "mylogger.h"
MyImage::MyImage()
{}
MyImage::MyImage(uint32_t width, uint32_t height): img_width(width), img_height(height)
{
buffer = new char[width * height];
}
MyImage::MyImage(Pylon::CGrabResultPtr ptr) {
setFrame(ptr);
}
MyImage::~MyImage() {
delete[] buffer;
}
bool MyImage::setFrame(Pylon::CGrabResultPtr ptr) {
qDebug() << "Setting frame from pointer";
bool valid = ptr.IsValid() && ptr->GetWidth() <= max_width && ptr->GetHeight() <= max_height;
if (valid) {
img_index = ptr->GetID();
img_width = ptr->GetWidth();
img_height = ptr->GetHeight();
memcpy(&buffer, ptr->GetBuffer(), ptr->GetImageSize());
memcpy(buffer, ptr->GetBuffer(), ptr->GetImageSize());
auto t = std::chrono::system_clock::now();
img_timestamp = std::chrono::system_clock::to_time_t(t);
}
@ -22,11 +30,12 @@ bool MyImage::setFrame(Pylon::CGrabResultPtr ptr) {
}
bool MyImage::setFrame( Pylon::CPylonImage &img) {
qDebug() << "Setting frame from Pylon image (" << img.GetWidth() << "x" << img.GetHeight() << ")";
bool valid = img.IsValid() && img.GetWidth() <= max_width && img.GetHeight() <= max_height;
if (valid) {
img_width = img.GetWidth();
img_height = img.GetHeight();
memcpy(&buffer, img.GetBuffer(), img.GetImageSize());
memcpy(buffer, img.GetBuffer(), img.GetImageSize());
auto t = std::chrono::system_clock::now();
img_timestamp = std::chrono::system_clock::to_time_t(t);
}
@ -50,7 +59,7 @@ int64_t MyImage::index() {
}
void *MyImage::data() {
return &buffer;
return buffer;
}
time_t MyImage::timestamp() {

9
myimage.h
View File

@ -6,8 +6,9 @@
class MyImage
{
public:
MyImage();
MyImage(uint32_t width, uint32_t height);
MyImage(Pylon::CGrabResultPtr ptr);
~MyImage();
int width();
int height();
@ -23,9 +24,9 @@ private:
uint32_t img_height = 0;
int64_t img_index = 0;
time_t img_timestamp;
static const int max_width = 4096;
static const int max_height = 1536;
char buffer[max_width * max_height];
static const int max_width = 5184;
static const int max_height = 2048;
char *buffer; //[max_width * max_height];
};
#endif // MYIMAGE_H