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Евгений Титаренко 2024-04-20 00:03:12 +03:00
parent 7c83d9c93e
commit fcce9d93d4
7 changed files with 240 additions and 254 deletions
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171
main.cpp
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@ -6,12 +6,12 @@ auto font = readPSF("../fonts/ruscii_8x16_2.psf");
void lab01() {
auto og_image = readBMPImage("../elef.bmp");
auto pixels1 = og_image.pixels_copy();
auto pixels2 = og_image.pixels_copy();
for (int i = 0; i < og_image.height(); ++i) {
for (int j = 0; j < og_image.width(); ++j) {
pixels1(i, j) = pixels1(i, j) / 2;
pixels2(i, j) = pixels2(i, j) * 2;
auto pixels1 = og_image->pixels_copy();
auto pixels2 = og_image->pixels_copy();
for (int i = 0; i < og_image->height(); ++i) {
for (int j = 0; j < og_image->width(); ++j) {
(*pixels1)(i, j) = (*pixels1)(i, j) / 2;
(*pixels2)(i, j) = (*pixels2)(i, j) * 2;
}
}
auto orig_text = textImg(u"Оригинал", &font, 3);
@ -21,11 +21,12 @@ void lab01() {
auto grayscale_text = textImg(u"Оттенки серого", &font, 3);
auto darkenImg = BMPImage(pixels1).overlay(darken_text, 0, 0);
auto lighterImg = BMPImage(pixels2).overlay(lighter_text, 0, 0);
auto invert_img = invertColors(og_image).overlay(invert_text, 0, 0); // TODO
auto grayscale_img = grayscale(og_image).overlay(grayscale_text, 0, 0);
auto invert_img = invertColors(og_image)->overlay(invert_text, 0, 0); // TODO
auto grayscale_img = grayscale(og_image)->overlay(grayscale_text, 0, 0);
og_image.appendRight(lighterImg).appendRight(darkenImg).appendRight(invert_img).appendRight(grayscale_img).overlay(
orig_text, 0, 0).save("../lab01/elef1.bmp");
og_image->appendRight(lighterImg)->appendRight(darkenImg)->appendRight(invert_img)->appendRight(
grayscale_img)->overlay(
orig_text, 0, 0)->save("../lab01/elef1.bmp");
}
void lab02_01() {
@ -37,24 +38,24 @@ void lab02_01() {
auto img_512 = downscale2x(img);
auto img_256 = downscale2x(img_512);
auto img_128 = downscale2x(img_256);
img_512.overlay(text512, 0, 0).save("../lab02/tea_512.bmp");
img_256.overlay(text256, 0, 0).save("../lab02/tea_256.bmp");
img_128.overlay(text128, 0, 0).save("../lab02/tea_128.bmp");
img.overlay(text1024, 0, 0).appendRight(img_512).overlay(text512, 1024, 0).appendRight(img_256).
overlay(text256, 1536, 0).appendRight(img_128).overlay(text128, 1792, 0).save(
"../lab02/tea_downscale.bmp");;
auto img_from_512 = upscale2x(img_512).overlay(text512, 0, 0);
img_512->overlay(text512, 0, 0)->save("../lab02/tea_512.bmp");
img_256->overlay(text256, 0, 0)->save("../lab02/tea_256.bmp");
img_128->overlay(text128, 0, 0)->save("../lab02/tea_128.bmp");
img->overlay(text1024, 0, 0)->appendRight(img_512)->overlay(text512, 1024, 0)->appendRight(img_256)->
overlay(text256, 1536, 0)->appendRight(img_128)->overlay(text128, 1792, 0)->save(
"../lab02/tea_downscale.bmp");
auto img_from_512 = upscale2x(img_512)->overlay(text512, 0, 0);
//// auto img_from_256 = upscale2x(upscale2x(img_256));
//// auto img_from_128 = upscale2x(upscale2x(upscale2x(img_128)));
auto tmp = upscale2x(img_256);
auto img_from_256 = upscale2x(tmp).overlay(text256, 0, 0);
auto img_from_256 = upscale2x(tmp)->overlay(text256, 0, 0);
auto tmp2 = upscale2x(img_128);
auto tmp3 = upscale2x(tmp2);
auto img_from_128 = upscale2x(tmp3).overlay(text128, 0, 0);
img_from_512.save("../lab02/tea_from_512.bmp");
img_from_256.save("../lab02/tea_from_256.bmp");
img_from_128.save("../lab02/tea_from_128.bmp");
img.overlay(text1024, 0, 0).appendRight(img_from_512).appendRight(img_from_256).appendRight(img_from_128).save(
auto img_from_128 = upscale2x(tmp3)->overlay(text128, 0, 0);
img_from_512->save("../lab02/tea_from_512.bmp");
img_from_256->save("../lab02/tea_from_256.bmp");
img_from_128->save("../lab02/tea_from_128.bmp");
img->overlay(text1024, 0, 0)->appendRight(img_from_512)->appendRight(img_from_256)->appendRight(img_from_128)->save(
"../lab02/tea_upscale.bmp");
// newImg2->save("../lab02/tea_upscale.bmp");
}
@ -67,35 +68,35 @@ void lab02_02() {
auto text64 = textImg(u"64 оттенка", &font, 3);
auto text32 = textImg(u"32 оттенка", &font, 3);
auto gsImg = grayscale(img);
gsImg.overlay(text256, 0, 0).save("../lab02/tea_grayscale_256.bmp");
auto gsPixels = gsImg.pixels_copy();
auto width = gsImg.width();
auto height = gsImg.height();
gsImg->overlay(text256, 0, 0)->save("../lab02/tea_grayscale_256.bmp");
auto gsPixels = gsImg->pixels_copy();
auto width = gsImg->width();
auto height = gsImg->height();
for (int i = 0; i < height; ++i) {
for (int j = 0; j < width; ++j) {
gsPixels(i, j) = (gsPixels(i, j) / 2) * 2;
(*gsPixels)(i, j) = ((*gsPixels)(i, j) / 2) * 2;
}
}
auto gsImg128 = BMPImage(gsPixels).overlay(text128, 0, 0);
gsPixels = gsImg.pixels_copy();
gsPixels = gsImg->pixels_copy();
for (int i = 0; i < height; ++i) {
for (int j = 0; j < width; ++j) {
gsPixels(i, j) = (gsPixels(i, j) / 4) * 4;
(*gsPixels)(i, j) = ((*gsPixels)(i, j) / 4) * 4;
}
}
auto gsImg64 = BMPImage(gsPixels).overlay(text64, 0, 0);
gsPixels = gsImg.pixels_copy();
gsPixels = gsImg->pixels_copy();
for (int i = 0; i < height; ++i) {
for (int j = 0; j < width; ++j) {
gsPixels(i, j) = (gsPixels(i, j) / 8) * 8;
(*gsPixels)(i, j) = ((*gsPixels)(i, j) / 8) * 8;
}
}
auto gsImg32 = BMPImage(gsPixels).overlay(text32, 0, 0);
gsImg128.save("../lab02/tea_grayscale_128.bmp");
gsImg64.save("../lab02/tea_grayscale_64.bmp");
gsImg32.save("../lab02/tea_grayscale_32.bmp");
img.overlay(ogText, 0, 0).appendRight(gsImg).overlay(text256, 1024, 0).appendRight(gsImg128).appendRight(
gsImg64).appendRight(gsImg32).save("../lab02/tea_grayscale.bmp");
gsImg128->save("../lab02/tea_grayscale_128.bmp");
gsImg64->save("../lab02/tea_grayscale_64.bmp");
gsImg32->save("../lab02/tea_grayscale_32.bmp");
img->overlay(ogText, 0, 0)->appendRight(gsImg)->overlay(text256, 1024, 0)->appendRight(gsImg128)->appendRight(
gsImg64)->appendRight(gsImg32)->save("../lab02/tea_grayscale.bmp");
}
void lab02_03() {
@ -113,17 +114,17 @@ void lab02_03() {
auto img_2_ver2 = upscale2x_ver2(img);
auto img_3 = upscale2x(img_1_5);
auto img_3_ver2 = upscale2x_ver2(img_1_5_ver2);
img_1_5.overlay(text_avrg, 0, 0).appendRight(img_1_5_ver2).overlay(text_lin, 1536, 0).save(
img_1_5->overlay(text_avrg, 0, 0)->appendRight(img_1_5_ver2)->overlay(text_lin, 1536, 0)->save(
"../lab02/lab02_03/tea_x1_5.bmp");
img_2.overlay(text_avrg2, 0, 0).appendRight(img_2_ver2).overlay(text_lin2, 2048, 0).save(
img_2->overlay(text_avrg2, 0, 0)->appendRight(img_2_ver2)->overlay(text_lin2, 2048, 0)->save(
"../lab02/lab02_03/tea_x2.bmp");
img_3.overlay(text_avrg3, 0, 0).appendRight(img_3_ver2).overlay(text_lin3, 3072, 0).save(
img_3->overlay(text_avrg3, 0, 0)->appendRight(img_3_ver2)->overlay(text_lin3, 3072, 0)->save(
"../lab02/lab02_03/tea_x3.bmp");
img.overlay(text, 0, 0).appendRight(img_1_5).overlay(text_avrg, 1024, 0).appendRight(img_2)
.overlay(text_avrg2, 2560, 0).appendRight(img_3).overlay(text_avrg3, 4608, 0).save(
img->overlay(text, 0, 0)->appendRight(img_1_5)->overlay(text_avrg, 1024, 0)->appendRight(img_2)
->overlay(text_avrg2, 2560, 0)->appendRight(img_3)->overlay(text_avrg3, 4608, 0)->save(
"../lab02/lab02_03/tea_upscale.bmp");
img.overlay(text, 0, 0).appendRight(img_1_5_ver2).overlay(text_lin, 1024, 0).appendRight(img_2_ver2)
.overlay(text_lin, 2560, 0).appendRight(img_3_ver2).overlay(text_lin, 4608, 0).save(
img->overlay(text, 0, 0)->appendRight(img_1_5_ver2)->overlay(text_lin, 1024, 0)->appendRight(img_2_ver2)
->overlay(text_lin, 2560, 0)->appendRight(img_3_ver2)->overlay(text_lin, 4608, 0)->save(
"../lab02/lab02_03/tea_upscale_ver2.bmp");
}
@ -137,53 +138,48 @@ void lab03() {
auto sobel_text = textImg(u"Фильтр Собеля", &font, 3);
auto text = textImg(u"Оригинал", &font, 3);
auto avrg_image = imgGS.applyFilter(averageFilter).overlay(avrg_text, 0, 0);
auto median_image = imgGS.applyFilter(medianFilter).overlay(median_text, 0, 0);
auto prewitt_dx_image = imgGS.applyFilter(prewittDXFilter);
auto prewitt_dy_image = imgGS.applyFilter(prewittDYFilter);
prewitt_dx_image.save("../lab03/prewitt1.bmp");
prewitt_dy_image.save("../lab03/prewitt2.bmp");
PixelArray prewittPixels(prewitt_dx_image.width(), prewitt_dy_image.height());
for (int y = 0; y < prewitt_dx_image.height(); ++y) {
for (int x = 0; x < prewitt_dx_image.width(); ++x) {
prewittPixels(y, x) = prewitt_dx_image.pixels()(y, x) + prewitt_dy_image.pixels()(y, x);
auto avrg_image = imgGS->applyFilter(averageFilter)->overlay(avrg_text, 0, 0);
auto median_image = imgGS->applyFilter(medianFilter)->overlay(median_text, 0, 0);
auto prewitt_dx_image = imgGS->applyFilter(prewittDXFilter);
auto prewitt_dy_image = imgGS->applyFilter(prewittDYFilter);
prewitt_dx_image->save("../lab03/prewitt1.bmp");
prewitt_dy_image->save("../lab03/prewitt2.bmp");
std::shared_ptr<PixelArray> prewittPixels = std::make_shared<PixelArray>(prewitt_dx_image->width(), prewitt_dy_image->height());
for (int y = 0; y < prewitt_dx_image->height(); ++y) {
for (int x = 0; x < prewitt_dx_image->width(); ++x) {
(*prewittPixels)(y, x) = (*prewitt_dx_image->pixels())(y, x) + (*prewitt_dy_image->pixels())(y, x);
}
}
auto prewitt_image = BMPImage(prewittPixels).overlay(prewitt_text, 0, 0);
auto sobel_dx_image = imgGS.applyFilter(sobelDXFilter).overlay(sobel_text, 0, 0);
auto sobel_dy_image2 = imgGS.applyFilter(sobelDYFilter).overlay(sobel_text, 0, 0);
PixelArray sobelPixels(sobel_dx_image.width(), sobel_dx_image.height());
for (int y = 0; y < sobel_dx_image.height(); ++y) {
for (int x = 0; x < sobel_dx_image.width(); ++x) {
sobelPixels(y, x) = sobel_dx_image.pixels()(y, x) + sobel_dy_image2.pixels()(y, x);
auto sobel_dx_image = imgGS->applyFilter(sobelDXFilter)->overlay(sobel_text, 0, 0);
auto sobel_dy_image2 = imgGS->applyFilter(sobelDYFilter)->overlay(sobel_text, 0, 0);
std::shared_ptr<PixelArray> sobelPixels = std::make_shared<PixelArray>(sobel_dx_image->width(), sobel_dx_image->height());
for (int y = 0; y < sobel_dx_image->height(); ++y) {
for (int x = 0; x < sobel_dx_image->width(); ++x) {
(*sobelPixels)(y, x) = (*sobel_dx_image->pixels())(y, x) + (*sobel_dy_image2->pixels())(y, x);
}
}
auto sobel_image = BMPImage(sobelPixels).overlay(sobel_text, 0, 0);
imgGS.overlay(text, 0, 0).appendRight(avrg_image).appendRight(median_image).save("../lab03/avrg_median_filter.bmp");
imgGS.overlay(text, 0, 0).appendRight(prewitt_image).save("../lab03/prewitt_filter.bmp");
imgGS.overlay(text, 0, 0).appendRight(sobel_image).save("../lab03/sobel_filter.bmp");
imgGS->overlay(text, 0, 0)->appendRight(avrg_image)->appendRight(median_image)->save("../lab03/avrg_median_filter.bmp");
imgGS->overlay(text, 0, 0)->appendRight(prewitt_image)->save("../lab03/prewitt_filter.bmp");
imgGS->overlay(text, 0, 0)->appendRight(sobel_image)->save("../lab03/sobel_filter.bmp");
}
void test() {
// Pixel **test;
PixelArray test(3, 3);
// test = new Pixel *[3];
// test[0] = new Pixel[3];
// test[1] = new Pixel[3];
// test[2] = new Pixel[3];
test(0, 0) = Pixel{0, 0, 0};
test(0, 1) = Pixel{127, 127, 127};
test(0, 2) = Pixel{255, 255, 255};
test(1, 0) = Pixel{127, 127, 127};
test(1, 1) = Pixel{63, 63, 63};
test(1, 2) = Pixel{127, 127, 127};
test(2, 0) = Pixel{255, 255, 255};
test(2, 1) = Pixel{127, 127, 127};
test(2, 2) = Pixel{0, 0, 0};
auto test_img = BMPImage(test);
test_img.save("../test.bmp");
std::shared_ptr<PixelArray> test = std::make_shared<PixelArray>(3, 3);
(*test)(0, 0) = Pixel{0, 0, 0};
(*test)(0, 1) = Pixel{127, 127, 127};
(*test)(0, 2) = Pixel{255, 255, 255};
(*test)(1, 0) = Pixel{127, 127, 127};
(*test)(1, 1) = Pixel{63, 63, 63};
(*test)(1, 2) = Pixel{127, 127, 127};
(*test)(2, 0) = Pixel{255, 255, 255};
(*test)(2, 1) = Pixel{127, 127, 127};
(*test)(2, 2) = Pixel{0, 0, 0};
auto test_img = std::make_shared<BMPImage>(test);
test_img->save("../test.bmp");
auto test_scale = upscale1_5x_ver2(test_img);
test_scale.save("../test_scale.bmp");
test_scale->save("../test_scale.bmp");
}
void test2() {
@ -195,10 +191,10 @@ void test2() {
uint32_t imgWidth = 16 * glyph->width;
uint32_t imgHeight = 16 * glyph->height;
PixelArray test(imgWidth, imgHeight);
std::shared_ptr<PixelArray> test = std::make_shared<PixelArray>(imgWidth, imgHeight);
std::u16string str = u"Hello, World! Привет, Мир!";
uint32_t k = 0;
for (auto it: font._glyphs) {
for (const auto &it: font._glyphs) {
if (k == 256) continue;
// glyph = font._glyphs[u'☺'];
// glyph = font._glyphs[str[k % str.size()]];
@ -206,9 +202,9 @@ void test2() {
for (int i = 0; i < h; ++i) {
for (int j = 0; j < w; ++j) {
if (glyph->glyph[i][j])
test((k / 16) * h + i, (k % 16) * w + j) = font_color;
(*test)((k / 16) * h + i, (k % 16) * w + j) = font_color;
else
test((k / 16) * h + i, (k % 16) * w + j) = background_color;
(*test)((k / 16) * h + i, (k % 16) * w + j) = background_color;
}
}
k++;
@ -217,11 +213,11 @@ void test2() {
}
void test3() {
textImg(u"Привет, Мир!", &font).save("../font_test.bmp");
textImg(u"Привет, Мир!", &font)->save("../font_test.bmp");
}
int main() {
//lab01();
// lab01();
// lab02_01();
// lab02_02();
// lab02_03();
@ -229,6 +225,5 @@ int main() {
// test();
// test2();
// test3();
// auto t = readBMPImage("../lab02/lab02_03/tea_x3.bmp");
return 0;
}