719 lines
22 KiB
C++
719 lines
22 KiB
C++
#include <SDL2/SDL_events.h>
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#include <SDL2/SDL_scancode.h>
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#include <cstddef>
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#include "lib/backends/imgui_impl_opengl3.h"
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#include "lib/backends/imgui_impl_sdl2.h"
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#include "lib/imgui.h"
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#include "lib/imgui_internal.h"
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#include <cstdint>
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#include <exiv2/tags.hpp>
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#include <exiv2/version.hpp>
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#include <iostream>
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#include <stdexcept>
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#include <stdio.h>
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#define STB_IMAGE_IMPLEMENTATION
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#include "lib/stb_image.h"
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#if defined(__APPLE__)
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#include <SDL2/SDL.h>
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#if defined(IMGUI_IMPL_OPENGL_ES2)
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#include <SDL2/SDL_opengles.h>
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#else
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#include <SDL2/SDL_opengl.h>
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#endif
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#else
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#include <SDL2/SDL.h>
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#if defined(IMGUI_IMPL_OPENGL_ES2)
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#include <SDL2/SDL_opengles2.h>
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#else
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#include <SDL2/SDL_opengl.h>
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#endif
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#endif
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#include "lib/imgui_tex_inspect.h"
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#include "lib/backends/tex_inspect_opengl.h"
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#include "lib/argparse.hpp"
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#include <exiv2/exiv2.hpp>
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#include "lib/histogram.h"
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struct Args : public argparse::Args {
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std::string &fpath = arg("path to the image");
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};
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struct EXIFData {
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std::string CameraMake;
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std::string CameraModel;
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std::string LensModel;
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std::string ImageOrientation;
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std::string ImageDimensionX;
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std::string ImageDimensiony;
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std::string ISO;
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std::string ShutterSpeed;
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std::string FNumber;
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std::string FocalLength;
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std::string ExposureBias;
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std::string MeteringMode;
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std::string Flash;
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std::string Time;
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std::string TimeTaken;
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std::string TimeTakenOffset;
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std::string GPSLat;
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std::string GPSLatref;
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std::string GPSLon;
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std::string GPSLonref;
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};
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struct Texture
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{
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ImTextureID texture;
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ImVec2 size;
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int channels;
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EXIFData exif;
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};
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static uint8_t* image = nullptr;
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EXIFData printExifData(const std::string& imagePath) {
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EXIFData d;
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d.CameraMake = "NULL";
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try {
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// Load the image
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#if EXIV2_TEST_VERSION(0,28,0)
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Exiv2::Image::UniquePtr img = Exiv2::ImageFactory::open(imagePath);
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#else
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Exiv2::Image::AutoPtr img = Exiv2::ImageFactory::open(imagePath);
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#endif
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if (img.get() == 0) {
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std::cerr << "Error: Could not open image file " << imagePath << std::endl;
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return d;
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}
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img->readMetadata();
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// Get the Exif data
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Exiv2::ExifData &exifData = img->exifData();
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if (exifData.empty()) {
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std::cerr << "No EXIF data found in file " << imagePath << std::endl;
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return d;
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}
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// Helper function to print EXIF data if available
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auto printExifValue = [&exifData](const char* key, std::string *d) {
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Exiv2::ExifKey exifKey(key);
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Exiv2::ExifData::const_iterator pos = exifData.findKey(exifKey);
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if (pos != exifData.end()) {
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*d = pos->value().toString();
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}
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};
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// Print common EXIF data
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printExifValue("Exif.Image.Make", &d.CameraMake);
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printExifValue("Exif.Image.Model", &d.CameraModel);
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printExifValue("Exif.Photo.LensModel", &d.LensModel);
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printExifValue("Exif.Image.Orientation", &d.ImageOrientation);
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//
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printExifValue("Exif.Photo.ExposureTime", &d.ShutterSpeed);
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printExifValue("Exif.Photo.FNumber", &d.FNumber);
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printExifValue("Exif.Photo.ISOSpeedRatings", &d.ISO);
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printExifValue("Exif.Photo.FocalLength", &d.FocalLength);
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printExifValue("Exif.Photo.ExposureBiasValue", &d.ExposureBias);
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printExifValue("Exif.Photo.MeteringMode", &d.MeteringMode);
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printExifValue("Exif.Photo.Flash", &d.Flash);
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printExifValue("Exif.Image.DateTime", &d.Time);
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printExifValue("Exif.Photo.DateTimeOriginal", &d.TimeTaken);
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printExifValue("Exif.Photo.OffsetTime", &d.TimeTakenOffset);
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printExifValue("Exif.Photo.PixelXDimension", &d.ImageDimensionX);
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printExifValue("Exif.Photo.PixelYDimension", &d.ImageDimensiony);
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printExifValue("Exif.GPSInfo.GPSLatitudeRef", &d.GPSLatref);
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printExifValue("Exif.GPSInfo.GPSLatitude", &d.GPSLat);
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printExifValue("Exif.GPSInfo.GPSLongitudeRef", &d.GPSLonref);
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printExifValue("Exif.GPSInfo.GPSLongitude", &d.GPSLon);
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/*
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Exif.Image.Make 0x010f Ascii 5 SONY
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Exif.Image.Model 0x0110 Ascii 10 ILCE-7RM5
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Exif.Image.Orientation 0x0112 Short 1 8
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Exif.Photo.PixelXDimension 0xa002 Long 1 9504
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Exif.Photo.PixelYDimension 0xa003 Long 1 6336
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Exif.Photo.ExposureTime 0x829a Rational 1 1/400
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Exif.Photo.FNumber 0x829d Rational 1 56/10
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Exif.Photo.ISOSpeedRatings 0x8827 Short 1 100
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Exif.Photo.FocalLength 0x920a Rational 1 400/10
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Exif.Photo.ExposureBiasValue 0x9204 SRational 1 -10/10
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Exif.Photo.MeteringMode 0x9207 Short 1 5
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Exif.Photo.Flash 0x9209 Short 1 16
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Exif.Image.DateTime 0x0132 Ascii 20 2024:06:07 08:58:07
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Exif.Photo.DateTimeOriginal 0x9003 Ascii 20 2024:06:07 08:58:07
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Exif.Photo.OffsetTime 0x9010 Ascii 7 -05:00
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Exif.GPSInfo.GPSLatitudeRef 0x0001 Ascii 2 N
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Exif.GPSInfo.GPSLatitude 0x0002 Rational 3 40/1 43/1 32231/1000
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Exif.GPSInfo.GPSLongitudeRef 0x0003 Ascii 2 W
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Exif.GPSInfo.GPSLongitude 0x0004 Rational 3 73/1 59/1 16688/1000
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*/
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} catch (Exiv2::Error& e) {
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std::cerr << "Error: " << e.what() << std::endl;
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}
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return d;
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}
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Texture ReloadTexture(Texture tin, int width, int height) {
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GLuint tid = (GLuint)(uintptr_t)tin.texture;
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glDeleteTextures((GLsizei)1, &tid);
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GLenum dataFormat = GL_RGBA;
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GLuint textureHandle;
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glGenTextures(1, &textureHandle);
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glBindTexture(GL_TEXTURE_2D, textureHandle);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
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glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0, dataFormat, GL_UNSIGNED_BYTE, image);
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Texture t;
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t.texture = (void*)(uintptr_t)(textureHandle);
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t.size = ImVec2((float)width,(float)height);
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t.exif = tin.exif;
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t.channels = tin.channels;
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return t;
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}
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void RotateImage(Texture t) {
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int height = t.size.y;
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int width = t.size.x;
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int channels = t.channels;
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const unsigned int sizeBuffer = width * height * channels;
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unsigned char *tempBuffer = new unsigned char[sizeBuffer];
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int nidx = 0;
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for (int x = 0; x < width; x++)
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{
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for (int y = height - 1; y >= 0; y--)
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{
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int idx = (x + y * width) * channels;
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for (int i = 0; i < channels; i++)
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tempBuffer[nidx + i] = image[idx + i];
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nidx = nidx + 4;
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}
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}
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memcpy(image, tempBuffer, sizeBuffer);
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delete[] tempBuffer;
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}
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Texture LoadImage(const char * path) {
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const int channelCount = 4;
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int imageFileChannelCount;
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int width, height;
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image = (uint8_t *)stbi_load(path, &width, &height, &imageFileChannelCount, channelCount);
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if (image == NULL) {
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fprintf(stderr, "%s\nFailed to open %s\n", stbi_failure_reason(), path);
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return {nullptr,{0,0}};
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}
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auto exif = printExifData(path);
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Texture t;
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t.size = ImVec2((float)width,(float)height);
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t.channels = channelCount;
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t.exif = exif;
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return t;
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}
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Texture LoadTexture(Texture tin) {
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GLenum dataFormat = GL_RGBA;
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GLuint textureHandle;
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glGenTextures(1, &textureHandle);
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glBindTexture(GL_TEXTURE_2D, textureHandle);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
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glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, tin.size.x, tin.size.y, 0, dataFormat, GL_UNSIGNED_BYTE, image);
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Texture t = tin;
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t.texture = (void*)(uintptr_t)(textureHandle);
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if (t.exif.ImageOrientation == "3") {
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RotateImage(t);
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ReloadTexture(t, t.size.x, t.size.y);
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t = ReloadTexture(t, t.size.y, t.size.x);
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RotateImage(t);
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t = ReloadTexture(t, t.size.y, t.size.x);
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} else if (t.exif.ImageOrientation == "6") {
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RotateImage(t);
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t = ReloadTexture(t, t.size.y, t.size.x);
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} else if (t.exif.ImageOrientation == "8") {
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RotateImage(t);
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t = ReloadTexture(t, t.size.y, t.size.x);
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RotateImage(t);
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t = ReloadTexture(t, t.size.y, t.size.x);
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RotateImage(t);
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t = ReloadTexture(t, t.size.y, t.size.x);
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}
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return t;
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}
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const int MAX_ANNOATED_TEXELS = 10000;
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// Main code
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int main(int argc, char* argv[]) {
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Texture t;
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try {
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auto args = argparse::parse<Args>(argc, argv, true);
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t = LoadImage(args.fpath.c_str());
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if (t.texture == nullptr) {
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std::cerr << "failed load image" << std::endl;
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return -1;
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}
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} catch (const std::runtime_error &e) {
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std::cerr << "failed to parse arguments: " << e.what() << std::endl;
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return -1;
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}
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// Setup SDL
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if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_TIMER | SDL_INIT_GAMECONTROLLER) !=
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0) {
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printf("Error: %s\n", SDL_GetError());
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return -1;
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}
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bool TOOLTIP_ENABLED = false;
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bool GRID_ENABLED = false;
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bool AA_ENABLED = true;
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bool SHOW_HELP = false;
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bool SHOW_EXIF = false;
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bool SHOW_HISTOGRAM = false;
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int MODE = 0;
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// Decide GL+GLSL versions
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#if defined(IMGUI_IMPL_OPENGL_ES2)
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// GL ES 2.0 + GLSL 100
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const char *glsl_version = "#version 100";
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SDL_GL_SetAttribute(SDL_GL_CONTEXT_FLAGS, 0);
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SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, SDL_GL_CONTEXT_PROFILE_ES);
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SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 2);
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SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, 0);
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#elif defined(__APPLE__)
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// GL 3.2 Core + GLSL 150
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const char *glsl_version = "#version 150";
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SDL_GL_SetAttribute(
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SDL_GL_CONTEXT_FLAGS,
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SDL_GL_CONTEXT_FORWARD_COMPATIBLE_FLAG); // Always required on Mac
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SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, SDL_GL_CONTEXT_PROFILE_CORE);
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SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 3);
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SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, 2);
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#else
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// GL 3.0 + GLSL 130
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const char *glsl_version = "#version 130";
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SDL_GL_SetAttribute(SDL_GL_CONTEXT_FLAGS, 0);
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SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, SDL_GL_CONTEXT_PROFILE_CORE);
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SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 3);
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SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, 0);
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#endif
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// From 2.0.18: Enable native IME.
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#ifdef SDL_HINT_IME_SHOW_UI
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SDL_SetHint(SDL_HINT_IME_SHOW_UI, "1");
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#endif
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// Create window with graphics context
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SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);
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SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, 24);
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SDL_GL_SetAttribute(SDL_GL_STENCIL_SIZE, 8);
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SDL_WindowFlags window_flags =
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(SDL_WindowFlags)(SDL_WINDOW_OPENGL | SDL_WINDOW_RESIZABLE |
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SDL_WINDOW_ALLOW_HIGHDPI);
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int wh = 800;
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int ww = 1280;
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if (t.size.y > t.size.x) {
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ww = 500;
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wh = 1280;
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}
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SDL_Window *window =
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SDL_CreateWindow("tview", SDL_WINDOWPOS_CENTERED,
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SDL_WINDOWPOS_CENTERED, ww, wh, window_flags);
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if (window == nullptr) {
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printf("Error: SDL_CreateWindow(): %s\n", SDL_GetError());
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return -1;
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}
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SDL_GLContext gl_context = SDL_GL_CreateContext(window);
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SDL_GL_MakeCurrent(window, gl_context);
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SDL_GL_SetSwapInterval(1); // Enable vsync
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// Setup Dear ImGui context
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IMGUI_CHECKVERSION();
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ImGui::CreateContext();
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ImGuiIO &io = ImGui::GetIO();
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(void)io;
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io.ConfigFlags |=
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ImGuiConfigFlags_NavEnableKeyboard; // Enable Keyboard Controls
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ImGuiTexInspect::ImplOpenGL3_Init(); // Or DirectX 11 equivalent (check your chosen backend header file)
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ImGuiTexInspect::Init();
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ImGuiTexInspect::CreateContext();
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ImGui::StyleColorsDark();
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ImGuiStyle &style = ImGui::GetStyle();
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ImGui_ImplSDL2_InitForOpenGL(window, gl_context);
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ImGui_ImplOpenGL3_Init(glsl_version);
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ImVec4 clear_color = ImVec4(0.45f, 0.55f, 0.60f, 1.00f);
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auto flags = ImGuiTexInspect::InspectorFlags_FillVertical | ImGuiTexInspect::InspectorFlags_FillHorizontal;
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t = LoadTexture(t);
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Histogram histogram = Histogram(t.size.x, t.size.y, t.channels);
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histogram.Load(image);
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// Main loop
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bool done = false;
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while (!done)
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{
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// Poll and handle events (inputs, window resize, etc.)
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SDL_Event event;
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while (SDL_PollEvent(&event)) {
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ImGui_ImplSDL2_ProcessEvent(&event);
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if (event.type == SDL_WINDOWEVENT &&
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event.window.event == SDL_WINDOWEVENT_CLOSE &&
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event.window.windowID == SDL_GetWindowID(window))
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done = true;
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switch (event.type) {
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case SDL_QUIT:
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done = true;
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break;
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case SDL_KEYDOWN:
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switch (event.key.keysym.scancode) {
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case SDL_SCANCODE_G:
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GRID_ENABLED = !GRID_ENABLED;
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break;
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case SDL_SCANCODE_T:
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TOOLTIP_ENABLED = !TOOLTIP_ENABLED;
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break;
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case SDL_SCANCODE_A:
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AA_ENABLED = !AA_ENABLED;
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break;
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case SDL_SCANCODE_H:
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SHOW_HELP = !SHOW_HELP;
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break;
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case SDL_SCANCODE_D:
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MODE = (MODE + 1) % 5;
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break;
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case SDL_SCANCODE_R:
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RotateImage(t);
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t = ReloadTexture(t, t.size.y, t.size.x);
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break;
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case SDL_SCANCODE_Q:
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done = true;
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break;
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case SDL_SCANCODE_E:
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SHOW_EXIF = !SHOW_EXIF;
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break;
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case SDL_SCANCODE_C:
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SHOW_HISTOGRAM = !SHOW_HISTOGRAM;
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break;
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default:
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break;
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}
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}
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}
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// Start the Dear ImGui frame
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ImGui_ImplOpenGL3_NewFrame();
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ImGui_ImplSDL2_NewFrame();
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ImGui::NewFrame();
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{
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#ifdef IMGUI_HAS_VIEWPORT
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ImGuiViewport *viewport = ImGui::GetMainViewport();
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ImGui::SetNextWindowPos(viewport->WorkPos);
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ImGui::SetNextWindowSize(viewport->WorkSize);
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ImGui::SetNextWindowViewport(viewport->ID);
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#else
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ImGui::SetNextWindowPos(ImVec2(0.0f, 0.0f));
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ImGui::SetNextWindowSize(ImGui::GetIO().DisplaySize);
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#endif
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ImGui::PushStyleVar(ImGuiStyleVar_WindowRounding, 0.0f);
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ImGui::PushStyleVar(ImGuiStyleVar_WindowBorderSize, 0.0f);
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ImGui::SetNextWindowPos(viewport->Pos);
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ImGui::SetNextWindowSize(viewport->Size);
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ImGui::Begin("Main", NULL,
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ImGuiWindowFlags_NoDecoration | ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoBringToFrontOnFocus);
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auto wSize = ImGui::GetContentRegionAvail();
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if (t.texture != 0) {
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if (!TOOLTIP_ENABLED) {
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flags = flags | ImGuiTexInspect::InspectorFlags_NoTooltip;
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}
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ImGuiTexInspect::BeginInspectorPanel(
|
|
"Inspector",
|
|
t.texture,
|
|
t.size,
|
|
flags,
|
|
ImGuiTexInspect::SizeExcludingBorder(wSize)
|
|
);
|
|
|
|
if (GRID_ENABLED) {
|
|
CurrentInspector_ClearFlags(ImGuiTexInspect::InspectorFlags_NoGrid);
|
|
}else {
|
|
CurrentInspector_SetFlags(ImGuiTexInspect::InspectorFlags_NoGrid);
|
|
}
|
|
|
|
if (TOOLTIP_ENABLED) {
|
|
CurrentInspector_ClearFlags(ImGuiTexInspect::InspectorFlags_NoTooltip);
|
|
}else {
|
|
CurrentInspector_SetFlags(ImGuiTexInspect::InspectorFlags_NoTooltip);
|
|
}
|
|
|
|
if (AA_ENABLED) {
|
|
CurrentInspector_ClearFlags(ImGuiTexInspect::InspectorFlags_NoForceFilterNearest);
|
|
}else {
|
|
CurrentInspector_SetFlags(ImGuiTexInspect::InspectorFlags_NoForceFilterNearest);
|
|
}
|
|
|
|
switch(MODE) {
|
|
case 1:
|
|
ImGuiTexInspect::DrawAnnotations(ImGuiTexInspect::Arrow().UsePreset(ImGuiTexInspect::Arrow::NormalMap), MAX_ANNOATED_TEXELS);
|
|
break;
|
|
case 2:
|
|
ImGuiTexInspect::DrawAnnotations(ImGuiTexInspect::ValueText(ImGuiTexInspect::ValueText::Format::HexString), MAX_ANNOATED_TEXELS);
|
|
break;
|
|
case 3:
|
|
ImGuiTexInspect::DrawAnnotations(ImGuiTexInspect::ValueText(ImGuiTexInspect::ValueText::Format::BytesDec), MAX_ANNOATED_TEXELS);
|
|
break;
|
|
case 4:
|
|
ImGuiTexInspect::DrawAnnotations(ImGuiTexInspect::ValueText(ImGuiTexInspect::ValueText::Format::Floats), MAX_ANNOATED_TEXELS);
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
|
|
|
|
ImGuiTexInspect::EndInspectorPanel();
|
|
}
|
|
ImGui::End();
|
|
ImGui::PopStyleVar();
|
|
ImGui::PopStyleVar();
|
|
|
|
if (SHOW_HELP){
|
|
ImGui::OpenPopup("HelpPopup");
|
|
SHOW_HELP = !SHOW_HELP;
|
|
}
|
|
|
|
if (ImGui::BeginPopup("HelpPopup")) {
|
|
ImGui::Text("tview Help");
|
|
ImGui::Separator();
|
|
ImGui::Text("r - rotate 90 deg clockwise");
|
|
ImGui::Text("g - toggle grid");
|
|
ImGui::Text("a - toggle filtering");
|
|
ImGui::Text("t - toggle tooltip");
|
|
ImGui::Text("d - cycle pixel detail mode");
|
|
ImGui::Separator();
|
|
ImGui::Text("modes:");
|
|
ImGui::Text("\tOff");
|
|
ImGui::Text("\tGradient Arrow");
|
|
ImGui::Text("\tHex Code");
|
|
ImGui::Text("\tRGB Values");
|
|
ImGui::Text("\tFloat Values");
|
|
ImGui::Separator();
|
|
ImGui::Text("h - show help popup");
|
|
ImGui::Text("c - toggle color histogram");
|
|
ImGui::Text("e - toggle EXIF info");
|
|
ImGui::Separator();
|
|
ImGui::Text("q - quit");
|
|
ImGui::Separator();
|
|
ImGui::Text("click anywhere to continue");
|
|
ImGui::EndPopup();
|
|
}
|
|
if (SHOW_EXIF && t.exif.CameraMake != "NULL") {
|
|
ImGuiWindowClass topmost;
|
|
topmost.ClassId = ImHashStr("TopMost");
|
|
topmost.ViewportFlagsOverrideSet = ImGuiViewportFlags_TopMost;
|
|
ImGui::SetNextWindowClass(&topmost);
|
|
ImGui::Begin("EXIF", NULL, ImGuiWindowFlags_NoCollapse | ImGuiWindowFlags_NoResize | ImGuiWindowFlags_AlwaysAutoResize | ImGuiWindowFlags_NoFocusOnAppearing);
|
|
if(ImGui::BeginTable("Hardware", 2)) {
|
|
ImGui::TableNextRow();
|
|
ImGui::TableSetColumnIndex(0);
|
|
ImGui::Text("Make");
|
|
ImGui::TableSetColumnIndex(1);
|
|
ImGui::Text("%s", t.exif.CameraMake.c_str());
|
|
|
|
ImGui::TableNextRow();
|
|
ImGui::TableSetColumnIndex(0);
|
|
ImGui::Text("Model");
|
|
ImGui::TableSetColumnIndex(1);
|
|
ImGui::Text("%s", t.exif.CameraModel.c_str());
|
|
|
|
ImGui::TableNextRow();
|
|
ImGui::TableSetColumnIndex(0);
|
|
ImGui::Text("Lens");
|
|
ImGui::TableSetColumnIndex(1);
|
|
ImGui::Text("%s", t.exif.LensModel.c_str());
|
|
|
|
ImGui::EndTable();
|
|
}
|
|
|
|
ImGui::Separator();
|
|
|
|
if(ImGui::BeginTable("Photo", 2)) {
|
|
ImGui::TableNextRow();
|
|
ImGui::TableSetColumnIndex(0);
|
|
ImGui::Text("Shutter Speed");
|
|
ImGui::TableSetColumnIndex(1);
|
|
ImGui::Text("%s", t.exif.ShutterSpeed.c_str());
|
|
|
|
ImGui::TableNextRow();
|
|
ImGui::TableSetColumnIndex(0);
|
|
ImGui::Text("F-Stop");
|
|
ImGui::TableSetColumnIndex(1);
|
|
ImGui::Text("%s", t.exif.FNumber.c_str());
|
|
|
|
ImGui::TableNextRow();
|
|
ImGui::TableSetColumnIndex(0);
|
|
ImGui::Text("ISO");
|
|
ImGui::TableSetColumnIndex(1);
|
|
ImGui::Text("%s", t.exif.ISO.c_str());
|
|
|
|
ImGui::TableNextRow();
|
|
ImGui::TableSetColumnIndex(0);
|
|
ImGui::Text("Focal Length");
|
|
ImGui::TableSetColumnIndex(1);
|
|
ImGui::Text("%s", t.exif.FocalLength.c_str());
|
|
|
|
ImGui::TableNextRow();
|
|
ImGui::TableSetColumnIndex(0);
|
|
ImGui::Text("Exposure Comp");
|
|
ImGui::TableSetColumnIndex(1);
|
|
ImGui::Text("%s", t.exif.ExposureBias.c_str());
|
|
|
|
ImGui::TableNextRow();
|
|
ImGui::TableSetColumnIndex(0);
|
|
ImGui::Text("Metering Mode");
|
|
ImGui::TableSetColumnIndex(1);
|
|
ImGui::Text("%s", t.exif.MeteringMode.c_str());
|
|
|
|
ImGui::TableNextRow();
|
|
ImGui::TableSetColumnIndex(0);
|
|
ImGui::Text("Flash");
|
|
ImGui::TableSetColumnIndex(1);
|
|
ImGui::Text("%s", t.exif.Flash.c_str());
|
|
|
|
ImGui::EndTable();
|
|
}
|
|
|
|
ImGui::Separator();
|
|
|
|
if(ImGui::BeginTable("Meta", 2)) {
|
|
ImGui::TableNextRow();
|
|
ImGui::TableSetColumnIndex(0);
|
|
ImGui::Text("Date");
|
|
ImGui::TableSetColumnIndex(1);
|
|
ImGui::Text("%s %s", t.exif.TimeTaken.c_str(), t.exif.TimeTakenOffset.c_str());
|
|
|
|
|
|
ImGui::TableNextRow();
|
|
ImGui::TableSetColumnIndex(0);
|
|
ImGui::Text("Dimensions");
|
|
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();
|
|
}
|
|
|
|
ImGui::Separator();
|
|
|
|
if(ImGui::BeginTable("Location", 2)) {
|
|
ImGui::TableNextRow();
|
|
ImGui::TableSetColumnIndex(0);
|
|
ImGui::Text("Latitude");
|
|
ImGui::TableSetColumnIndex(1);
|
|
ImGui::Text("%s %s", t.exif.GPSLat.c_str(), t.exif.GPSLatref.c_str());
|
|
|
|
|
|
ImGui::TableNextRow();
|
|
ImGui::TableSetColumnIndex(0);
|
|
ImGui::Text("Longitude");
|
|
ImGui::TableSetColumnIndex(1);
|
|
ImGui::Text("%s %s", t.exif.GPSLon.c_str(), t.exif.GPSLonref.c_str());
|
|
|
|
ImGui::EndTable();
|
|
}
|
|
|
|
ImGui::Separator();
|
|
ImGui::Text("Press e to hide");
|
|
|
|
ImGui::End();
|
|
}
|
|
|
|
|
|
if (SHOW_HISTOGRAM) {
|
|
ImGuiWindowClass topmost;
|
|
topmost.ClassId = ImHashStr("TopMost");
|
|
topmost.ViewportFlagsOverrideSet = ImGuiViewportFlags_TopMost;
|
|
ImGui::SetNextWindowClass(&topmost);
|
|
ImGui::Begin("Histogram", NULL, ImGuiWindowFlags_NoCollapse | ImGuiWindowFlags_NoResize | ImGuiWindowFlags_AlwaysAutoResize | ImGuiWindowFlags_NoFocusOnAppearing);
|
|
histogram.Draw();
|
|
ImGui::Separator();
|
|
ImGui::Text("Press c to hide");
|
|
|
|
ImGui::End();
|
|
}
|
|
}
|
|
|
|
|
|
// Rendering
|
|
ImGui::Render();
|
|
glViewport(0, 0, (int)io.DisplaySize.x, (int)io.DisplaySize.y);
|
|
glClearColor(clear_color.x * clear_color.w, clear_color.y * clear_color.w,
|
|
clear_color.z * clear_color.w, clear_color.w);
|
|
glClear(GL_COLOR_BUFFER_BIT);
|
|
ImGui_ImplOpenGL3_RenderDrawData(ImGui::GetDrawData());
|
|
SDL_GL_SwapWindow(window);
|
|
}
|
|
|
|
if (image != nullptr) {
|
|
stbi_image_free(image);
|
|
}
|
|
|
|
// Cleanup
|
|
ImGui_ImplOpenGL3_Shutdown();
|
|
ImGui_ImplSDL2_Shutdown();
|
|
ImGui::DestroyContext();
|
|
|
|
SDL_GL_DeleteContext(gl_context);
|
|
SDL_DestroyWindow(window);
|
|
SDL_Quit();
|
|
|
|
return 0;
|
|
}
|