bad-apple/encoder/main.cpp

232 lines
6.5 KiB
C++

#include <cstdio>
#include <cstring>
#include <iostream>
#include <filesystem>
#include <fstream>
#include <sstream>
#include <string>
#define STB_IMAGE_IMPLEMENTATION
#include "stb_image.h"
#include "fastlz.h"
unsigned short RGB15(int r, int g, int b) {
unsigned short rgb15 =
((r >> 3) << 10) | // 5 bits for red
((g >> 3) << 5) | // 5 bits for green
(b >> 3); // 5 bits for blue
// Set the alpha bit to 1
rgb15 |= 1 << 15;
return rgb15;
}
int main()
{
std::string path_out = "../assets/out/";
std::string path_palette = "../assets/palette.png";
std::string path_resource = "../resource";
std::string path_images = "../assets/out/out_";
std::string path_test = "../assets/out/out_3667.bmp";
int frame_total = -1;
std::stringstream ss;
std::ofstream out;
// Find total frame
for (const auto& entry : std::filesystem::directory_iterator(path_out)) {
if (entry.is_regular_file()) {
std::string fileName = entry.path().filename().string();
if (fileName.substr(0, 4) == "out_" && fileName.substr(fileName.size() - 4) == ".bmp") {
int number = std::stoi(fileName.substr(4, fileName.size() - 8));
if (number > frame_total) {
frame_total = number;
}
}
}
}
// Generate palette
uint16_t palette[256];
int palette_w = -1;
int palette_h = -1;
int palette_n = -1;
unsigned char *palette_data = stbi_load(path_palette.c_str(), &palette_w, &palette_h, &palette_n, 3);
for (int i=0; i<256; i++)
{
int index = i*3;
unsigned char r = palette_data[index];
unsigned char g = palette_data[index + 1];
unsigned char b = palette_data[index + 2];
palette[i] = RGB15(r, g, b);
// printf("%i> %i,%i,%i (%i)\n", i, r, g, b, palette[i]);
}
out.open(path_resource + "/palette.bin", std::ios::binary);
out.write(reinterpret_cast<const char*>(palette), sizeof(palette));
out.close();
out.open(path_resource + "/image.bin", std::ios::binary);
uint8_t batch_map[256*192*4];
int batch_counter = 0;
for (int frame_counter=1; frame_counter<=frame_total; frame_counter++)
{
ss.str("");
ss << path_images << frame_counter << ".bmp";
int frame_w = -1;
int frame_h = -1;
int frame_n = -1;
unsigned char *frame_raw = stbi_load(ss.str().c_str(), &frame_w, &frame_h, &frame_n, 3);
for (int i=0; i<256*192; i++)
{
int index = i*3;
unsigned char r = frame_raw[index];
unsigned char g = frame_raw[index + 1];
unsigned char b = frame_raw[index + 2];
uint16_t pixel_pal = RGB15(r, g, b);
int pixel_index = -1;
for (int i2=0; i2<256; i2++)
{
if (palette[i2] == pixel_pal) {
pixel_index = i2;
break;
}
}
if (pixel_index == -1) printf("%i> %i palette not found!!!\n", i, pixel_index);
else batch_map[i+ batch_counter*256*192] = pixel_index;
}
printf("%i) frame %i/%i (%1.f%s)> done\n", batch_counter, frame_counter, frame_total, ((float)frame_counter/frame_total)*100, "%");
batch_counter++;
if (batch_counter > 3)
{
uint8_t batch_map_compress[256*192*4*2];
uint32_t size = fastlz_compress_level(1, batch_map, 256*192*4, batch_map_compress);
out.write(reinterpret_cast<const char*>(&size), sizeof(size));
out.write(reinterpret_cast<const char*>(&batch_map_compress), size);
batch_counter = 0;
printf("write batch %i\n", size);
}
}
out.close();
// for (int i=1; i<=frame_total/batch_size; i++)
// {
// uint8_t batch[256*192*batch_size];
// uint8_t batch_compress[256*192*batch_size*2];
// uint32_t batch_compress_len = 0;
// for (batch_current=0; batch_current<batch_size; batch_current++)
// {
// if (frame_counter > frame_total) break;
// uint8_t current_map[256*192];
// ss.str("");
// ss << path_images << frame_counter << ".bmp";
// int current_w = -1;
// int current_h = -1;
// int current_n = -1;
// unsigned char *current_data = stbi_load(ss.str().c_str(), &current_w, &current_h, &current_n, 3);
// for (int i2=0; i2<256*192; i2++)
// {
// int index = i2*3;
// unsigned char r = current_data[index];
// unsigned char g = current_data[index + 1];
// unsigned char b = current_data[index + 2];
// uint16_t current_pal = RGB15(r, g, b);
// int current_index = -1;
// for (int i3=0; i3<256; i3++)
// {
// if (palette[i3] == current_pal) {
// current_index = i3;
// break;
// }
// }
// if (current_index == -1) printf("%i> %i palette not found!!!\n", i, current_index);
// else current_map[i2] = current_index;
// }
// memcpy(current_map, &batch[batch_current*256*192], 256*192);
// printf("frame %i/%i\n", frame_counter, frame_total);
// frame_counter++;
// }
// batch_compress_len = fastlz_compress_level(1, batch, 256*192*batch_size, batch_compress);
// out.write(reinterpret_cast<const char*>(&batch_compress_len), sizeof(batch_compress_len));
// out.write(reinterpret_cast<const char*>(&batch_compress), batch_compress_len);
// printf("batch done! (%i)\n", batch_compress_len);
// }
out.close();
// uint8_t test[256*192];
// uint8_t test_compress[(256*192)*2];
// uint32_t test_compress_len = 0;
// int test_w = -1;
// int test_h = -1;
// int test_n = -1;
// unsigned char *test_data = stbi_load(path_test.c_str(), &test_w, &test_h, &test_n, 3);
// for (int i=0; i<256*192; i++)
// {
// int index = i*3;
// unsigned char r = test_data[index];
// unsigned char g = test_data[index + 1];
// unsigned char b = test_data[index + 2];
// uint16_t current_pal = RGB15(r, g, b);
// int current_index = -1;
// for (int i2=0; i2<256; i2++)
// {
// if (palette[i2] == current_pal) {
// current_index = i2;
// break;
// }
// }
// if (current_index == -1) printf("%i> %i\n", i, current_index);
// else test[i] = current_index;
// }
// test_compress_len = fastlz_compress_level(1, test, 256*192, test_compress);
// printf("len: %i\n", test_compress_len);
// out.open(path_resource + "/image.bin", std::ios::binary);
// out.write(reinterpret_cast<const char*>(&test_compress_len), sizeof(test_compress_len));
// out.write(reinterpret_cast<const char*>(test_compress), test_compress_len);
// out.close();
// Print
printf("Total Frame: %i\n", frame_total);
}