16mm
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filmout_display
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Merge branch 'main' of ssh://git.sixteenmillimeter.com/16mm/filmout_display

This commit is contained in:
Matt McWilliams 2024-08-29 18:05:37 -04:00
parent cb479a2538 8863ee87ba
commit f8dc0a0283
2 changed files with 37 additions and 20 deletions
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15
README.md
View File

@ -22,6 +22,21 @@ This application will take over the full screen when launched and display frames
* [OpenCV](https://github.com/opencv/opencv)
* [nlohmann/json](https://github.com/nlohmann/json)
### Submodules
To clone this project with the `nlohmann/json` submodule included:
```
git clone --recursive https://git.sixteenmillimeter.com/16mm/filmout_display.git
```
If you have already cloned this repo:
```bash
git submodule init
git submodule update
```
### Installing on Debian-based systems
```bash

40
src/image.cpp
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@ -5,32 +5,34 @@ Image::Image () {
}
Mat Image::getBlank () {
if (blank.empty()) {
blank = Mat::zeros(height, width, CV_8UC3);
}
return blank.clone();
if (blank.empty()) {
blank = Mat::zeros(Size(width, height), CV_8UC3);
}
return blank.clone();
}
Mat Image::loadImage (string& image_path, uint64_t& x, uint64_t& y, uint64_t& w, uint64_t& h) {
string located_path = samples::findFile(image_path);
Mat loaded = imread(located_path, IMREAD_COLOR);
Mat resized;
Mat image = getBlank();
string located_path = samples::findFile(image_path);
Mat loaded = imread(located_path, IMREAD_COLOR);
Mat resized;
Mat image = getBlank();
if (loaded.empty()) {
cerr << "{ \"error\" : \"" << image_path << " empty\" }" << endl;
} else {
cout << "{ \"loaded\" : \"" << image_path << "\", ";
cout << "\"original\" : { \"w\" : " << loaded.cols << ", \"h\" : " << loaded.rows << " }, ";
cout << "\"resized\" : { \"w\" : " << w << ", \"h\" : " << h << " } }" << endl;
resize(loaded, resized, Size(h, w));
resized.copyTo(image(Rect(x, y, resized.cols, resized.rows)));
flip(image, image, 0);
if (loaded.empty()) {
cerr << "{ \"error\" : \"" << image_path << " empty\" }" << endl;
} else {
resize(loaded, resized, Size(w, h));
cout << "{ \"loaded\" : \"" << image_path << "\", ";
cout << "\"original\" : { \"w\" : " << loaded.cols << ", \"h\" : " << loaded.rows << " }, ";
cout << "\"resized\" : { \"w\" : " << resized.cols << ", \"h\" : " << resized.rows << " } }" << endl;
resized.copyTo(image(Rect(x, y, resized.cols, resized.rows)));
flip(image, image, 0);
#if (CV_VERSION_MAJOR >= 4)
cvtColor(image, image, cv::COLOR_BGR2RGB);
cvtColor(image, image, cv::COLOR_BGR2RGB);
#else
cvtColor(image, image, CV_BGR2RGB);
cvtColor(image, image, CV_BGR2RGB);
#endif
}
return image;