301 lines
10 KiB
C++
301 lines
10 KiB
C++
/*
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* See Copyright Notice in main.h
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*/
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#include <stdio.h>
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#include <math.h>
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#include <chrono>
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#include <thread>
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#include "main.h"
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#include "lodepng.h"
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#include "../src/atomorph.h"
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MORPH_OPTIONS options;
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int main(int argc, char **argv) {
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if (!init(argc, argv)) {
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fprintf(stderr, "Failed to initialize!\n");
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return -1;
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}
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if (options.exit_flag) return 0;
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std::chrono::steady_clock::time_point program_start;
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std::chrono::steady_clock::time_point program_end;
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program_start = std::chrono::steady_clock::now();
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{
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am::morph morph;
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// Options should be set before any operations with
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// the morph instance. However, they can be changed
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// during the run time too.
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morph.set_blob_delimiter (options.differ_blobs);
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morph.set_blob_max_size (options.blob_max_size);
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morph.set_blob_min_size (options.blob_min_size);
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morph.set_blob_box_grip (options.blob_box_grip);
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morph.set_blob_box_samples(options.blob_box_samples);
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morph.set_blob_threshold (options.blob_threshold);
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morph.set_blob_number (options.blob_number);
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morph.set_seed (options.seed);
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morph.set_blob_rgba_weight(options.blob_rgba_weight);
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morph.set_blob_size_weight(options.blob_size_weight);
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morph.set_blob_xy_weight (options.blob_xy_weight);
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morph.set_degeneration (options.degenerate);
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morph.set_density (options.density); // Higher than 1 sets fluid to 0.
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morph.set_motion (options.motion);
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morph.set_fading (options.fading);
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morph.set_threads (options.threads);
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morph.set_cycle_length (options.cycle_length);
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morph.set_feather (options.feather);
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morph.set_keep_background (options.keep_background);
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morph.set_finite (options.finite);
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morph.set_show_blobs (options.show_blobs);
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morph.set_fluid (options.fluid); // Higher than 0 sets density to 1.
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if (!load_files(&morph)) return -1;
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main_loop (&morph);
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save_files(&morph);
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}
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program_end = std::chrono::steady_clock::now();
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if (options.verbose) {
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size_t duration = std::chrono::duration_cast<std::chrono::microseconds>(program_end - program_start).count();
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if (duration < 1000) printf("Process took %lu microseconds to finish.\n", duration);
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else if (duration < 1000000) printf("Process took %lu milliseconds to finish.\n", duration/1000);
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else printf("Process took %lu seconds to finish.\n", duration/1000000);
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}
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return 0;
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}
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bool init(int argc, char **argv) {
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if (true == (am::get_warning()&am::WARN_POINTER_SIZE)) {
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fprintf(stderr, "Pointer size is insufficiently small.\n");
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}
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if (true == (am::get_warning()&am::WARN_PIXEL_SIZE)) {
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fprintf(stderr, "Pixel size (%lu) is larger than optimal (%lu).\n",
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sizeof(am::pixel),
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sizeof(void *)
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);
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}
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if (true == (am::get_warning()&am::WARN_POINT_SIZE)) {
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fprintf(stderr, "Point size (%lu) is larger than optimal (%lu).\n",
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sizeof(am::point),
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sizeof(void *)
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);
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}
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if (am::uses_opencv()) {
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fprintf(stderr, "Experimental OpenCV optimizations are enabled.\n");
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}
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if (argc == 1) {
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fprintf(stderr, "No arguments specified, try \"\e[1;33m%s --help\e[0m\".\n", argv[0]);
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}
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return options.parse(argc, argv);
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}
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bool fill_morph(am::morph *morph, size_t frame, std::vector<unsigned char> *image, unsigned width) {
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size_t sz = image->size();
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unsigned char r=0,g=0,b=0,a=0;
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size_t pixel = 0;
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bool empty = true;
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if (width > UINT16_MAX) return false;
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for (size_t j=0; j<sz; ++j) {
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switch (j%4) {
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case 0: r=image->at(j); break;
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case 1: g=image->at(j); break;
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case 2: b=image->at(j); break;
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default: {
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a=image->at(j);
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if (a == 0) {
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pixel++;
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continue;
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}
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morph->add_pixel(frame, am::create_pixel(pixel%width, pixel/width, r, g, b, a));
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pixel++;
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empty = false;
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break;
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}
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}
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}
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if (empty) morph->add_frame(frame);
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return true;
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}
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void save_files(am::morph *morph) {
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for (unsigned f = 0; f<options.frames_out; ++f) {
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write_image(morph, f, morph->get_width(), morph->get_height());
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}
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}
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bool load_files(am::morph *morph) {
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std::string buf;
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std::vector<unsigned char> image;
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unsigned width, height, error;
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unsigned max_width=0, max_height=0;
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image.reserve(262144);
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size_t i;
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// Load input image files:
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for (i=0; i<options.files.size(); ++i) {
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buf=options.indir; buf.append("/"); buf.append(options.files[i]);
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if (options.verbose) printf("Loading %-30s ... ", buf.c_str());
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error = lodepng::decode(image, width, height, buf.c_str());
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if (error) {
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std::cerr << lodepng_error_text(error) << "." << std::endl;
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return false;
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}
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max_width = std::max(max_width, width);
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max_height = std::max(max_height, height);
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if (options.verbose) printf("%ux%u image decoded.\n", width, height);
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if (!fill_morph(morph, i, &image, width) && options.verbose) {
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printf("Unable to fill %lu. frame.\n", i);
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}
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image.clear();
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}
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if (morph->get_frame_count()==0) {
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fprintf(stderr, "Error. Morph does not contain any key frames.\n");
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return false;
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}
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width = max_width;
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height= max_height;
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morph->set_resolution(width, height);
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return true;
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}
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void write_image(am::morph *morph, size_t frame_out, unsigned width, unsigned height) {
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double t = morph->get_time(frame_out, options.frames_out);
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char buf[1024];
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sprintf(buf, "%s/%s_%04lu.png", options.outdir.c_str(), options.file.c_str(), frame_out+1);
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if (options.verbose) printf("Rendering %4lu. frame ... ", frame_out+1);
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std::vector<unsigned char> image;
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image.reserve(4*width*height);
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image.resize (4*width*height, 0);
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std::vector<am::pixel> pixels;
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morph->get_pixels(t, &pixels);
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while (!pixels.empty()) {
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am::pixel px = pixels.back();
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pixels.pop_back();
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size_t pos = (px.y*width + px.x)*4;
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if (pos >= image.size()) continue;
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image[pos + 0] = px.c.r;
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image[pos + 1] = px.c.g;
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image[pos + 2] = px.c.b;
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image[pos + 3] = px.c.a;
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}
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if (options.verbose) printf("writing %s ... ", buf);
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unsigned error = lodepng::encode(buf, image, width, height);
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if (error) {
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if (options.verbose) printf("[\e[1;31mFAIL\e[0m]\n");
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std::cerr << "encoder error " << error << ": "<< lodepng_error_text(error) << std::endl;
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}
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else if (options.verbose) printf("[\e[1;32mDONE\e[0m]\n");
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}
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void main_loop(am::morph *morph) {
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if (options.verbose) {
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printf("Blobifying %ux%u morph.\n", morph->get_width(), morph->get_height());
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}
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std::chrono::steady_clock::time_point start,end;
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start = std::chrono::steady_clock::now();
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size_t blob_count = 0;
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size_t largest_frame = 0;
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double last_energy = 0.0;
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size_t match_blobs = 0;
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size_t morph_atoms = 0;
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size_t fs = options.files.size();
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while (1) {
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morph->suspend();
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morph->synchronize();
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morph->compute();
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blob_count = 0;
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for (size_t i=0; i<fs; ++i) {
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size_t bc = morph->get_blob_count(i);
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if (bc >= blob_count) {
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blob_count = bc;
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largest_frame = i;
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}
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}
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unsigned morph_state = morph->get_state();
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end = std::chrono::steady_clock::now();
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if (std::chrono::duration_cast<std::chrono::milliseconds>(end - start).count() > 1000) {
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if (morph_state == am::STATE_BLOB_DETECTION
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|| morph_state == am::STATE_BLOB_UNIFICATION) {
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if (options.verbose) {
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printf("%lu/%lu blob%s remaining on frame %lu.\n",
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blob_count, morph->get_blob_count(),
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blob_count == 1 ? "" : "s", largest_frame
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);
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}
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}
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else if (morph_state == am::STATE_BLOB_MATCHING) {
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if (options.verbose) {
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double e = morph->get_energy();
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if (last_energy < e) printf("Matching blobs, absolute energy was %30.10f.\n", e);
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else printf("Matching blobs, energy decreased by %30.10f.\n", last_energy - e);
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last_energy = e;
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}
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if (++match_blobs >= options.match_time) {
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morph->next_state();
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last_energy = 0.0;
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}
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}
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else if (morph_state == am::STATE_ATOM_MORPHING) {
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if (options.verbose) {
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double e = morph->get_energy();
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if (last_energy < e) printf("Matching atoms, absolute energy was %30.2f.\n", e);
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else printf("Matching atoms, energy decreased by %30.2f.\n", last_energy - e);
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last_energy = e;
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}
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if (++morph_atoms >= options.morph_time) {
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morph->next_state();
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}
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}
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else if (morph_state == am::STATE_DONE) {
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if (options.verbose) printf("All done!\n");
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break;
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}
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else {
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if (options.verbose) printf("Unknown state!\n");
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break;
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}
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start = std::chrono::steady_clock::now();
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}
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std::this_thread::sleep_for(std::chrono::milliseconds(100));
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}
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if (options.verbose) {
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printf("Frame %lu had the most blobs (%lu).\n", largest_frame, blob_count);
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}
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return;
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}
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