104 lines
2.6 KiB
C++
104 lines
2.6 KiB
C++
#include "util.h"
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#include <cstdio>
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#include <cstdlib>
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#include <unistd.h>
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#include <time.h>
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// Defined in main.cpp
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extern int random_seed;
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extern int N;
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extern int print_max;
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extern int MAX_LEN;
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extern char *parameter_fname;
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extern char *output_fname;
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extern char *input_fname;
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void *read_binary(const char *filename, size_t *size) {
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size_t size_;
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FILE *f = fopen(filename, "rb");
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CHECK_ERROR(f != NULL, "Failed to read %s", filename);
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fseek(f, 0, SEEK_END);
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size_ = ftell(f);
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rewind(f);
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void *buf = malloc(size_);
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size_t ret = fread(buf, 1, size_, f);
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fclose(f);
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CHECK_ERROR(size_ == ret, "Failed to read %ld bytes from %s", size_,
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filename);
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if (size != NULL)
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*size = size_;
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return buf;
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}
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void WriteFile(const char *filename, size_t size, void *buf) {
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FILE *f = fopen(filename, "wb");
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CHECK_ERROR(f != NULL, "Failed to write %s", filename);
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size_t ret = fwrite(buf, 1, size, f);
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fclose(f);
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CHECK_ERROR(size == ret, "Failed to write %ld bytes to %s", size, filename);
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}
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double get_time() {
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struct timespec tv;
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clock_gettime(CLOCK_MONOTONIC, &tv);
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return tv.tv_sec + tv.tv_nsec * 1e-9;
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}
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void print_usage_exit(int argc, char **argv) {
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printf("Usage %s [parameter bin] [output] [N] [seed] [input bin]\n", argv[0]);
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printf(" parameter bin: File conatining DNN parameters\n");
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printf(" output: File to write results\n");
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printf(" N: Number of images to style\n");
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printf(" seed: Random seed\n");
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printf(" input bin : input image file\n");
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EXIT(0);
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}
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void check_and_parse_args(int argc, char **argv) {
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if (argc != 6)
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print_usage_exit(argc, argv);
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int c;
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while ((c = getopt(argc, argv, "h")) != -1) {
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switch (c) {
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case 'h':
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break;
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default:
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print_usage_exit(argc, argv);
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}
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}
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parameter_fname = argv[1];
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output_fname = argv[2];
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N = atoi(argv[3]);
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random_seed = atoi(argv[4]);
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input_fname = argv[5];
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}
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void print_first_few_result(float *output, int print_max, double elapsed_time){
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// Print first few results
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int print_cnt = N < print_max ? N : print_max;
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printf("First %d results are:", print_cnt);
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for (int i = 0; i < print_cnt; i++) {
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printf("[%d th result] %f\n", i, output[i]);
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}
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// Write the results to file
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printf("Writing to %s ...", output_fname);
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fflush(stdout);
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FILE *output_fp = (FILE *)fopen(output_fname, "w");
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for (int i = 0; i < N; i++) {
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fprintf(output_fp, "%f\n", output[i]);
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}
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fclose(output_fp);
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printf("Done!\n");
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// Print elapsed time
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printf("Elapsed time: %.6f seconds\n", elapsed_time);
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printf("Throughput: %.3f images/sec\n", (double)N / elapsed_time);
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}
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