start histogram, fix image orientation

This commit is contained in:
2024-06-15 09:46:02 -04:00
parent bb4f324016
commit 301d32474b
2 changed files with 119 additions and 2 deletions

View File

@ -37,6 +37,8 @@
#include <exiv2/exiv2.hpp>
#include "lib/histogram.h"
struct Args : public argparse::Args {
std::string &fpath = arg("path to the image");
};
@ -228,8 +230,6 @@ Texture LoadTexture(const char * path)
auto exif = printExifData(path);
GLenum dataFormat = GL_RGBA;
GLuint textureHandle;
glGenTextures(1, &textureHandle);
@ -244,6 +244,23 @@ Texture LoadTexture(const char * path)
t.channels = channelCount;
t.exif = exif;
if (t.exif.ImageOrientation == "3") {
RotateImage(t);
ReloadTexture(t, t.size.x, t.size.y);
t = ReloadTexture(t, t.size.y, t.size.x);
RotateImage(t);
t = ReloadTexture(t, t.size.y, t.size.x);
} else if (t.exif.ImageOrientation == "6") {
RotateImage(t);
t = ReloadTexture(t, t.size.y, t.size.x);
} else if (t.exif.ImageOrientation == "8") {
RotateImage(t);
t = ReloadTexture(t, t.size.y, t.size.x);
RotateImage(t);
t = ReloadTexture(t, t.size.y, t.size.x);
RotateImage(t);
t = ReloadTexture(t, t.size.y, t.size.x);
}
return t;
}
@ -596,6 +613,12 @@ int main(int argc, char* argv[]) {
ImGui::TableSetColumnIndex(1);
ImGui::Text("%sx%s", t.exif.ImageDimensionX.c_str(), t.exif.ImageDimensiony.c_str());
ImGui::TableNextRow();
ImGui::TableSetColumnIndex(0);
ImGui::Text("Orientation");
ImGui::TableSetColumnIndex(1);
ImGui::Text("%s", t.exif.ImageOrientation.c_str());
ImGui::EndTable();
}