yusukes@chromium.org | d257d18 | 2009-11-04 04:56:32 +0000 | [diff] [blame] | 1 | // Copyright (c) 2009 The Chromium Authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
| 4 | |
| 5 | #include <fcntl.h> |
| 6 | #include <sys/stat.h> |
| 7 | #include <sys/time.h> // for timersub macro. |
| 8 | #include <unistd.h> |
| 9 | #include <time.h> |
| 10 | |
| 11 | #include <cstdio> |
| 12 | #include <cstdlib> |
| 13 | #include <cstring> |
| 14 | |
| 15 | #include "opentype-sanitiser.h" |
| 16 | #include "ots-memory-stream.h" |
| 17 | |
| 18 | namespace { |
| 19 | |
| 20 | int Usage(const char *argv0) { |
| 21 | std::fprintf(stderr, "Usage: %s <ttf file>\n", argv0); |
| 22 | return 1; |
| 23 | } |
| 24 | |
| 25 | } // namespace |
| 26 | |
| 27 | int main(int argc, char **argv) { |
| 28 | ots::DisableDebugOutput(); // turn off ERROR and WARNING outputs. |
| 29 | |
| 30 | if (argc != 2) return Usage(argv[0]); |
| 31 | |
| 32 | const int fd = ::open(argv[1], O_RDONLY); |
| 33 | if (fd < 0) { |
| 34 | ::perror("open"); |
| 35 | return 1; |
| 36 | } |
| 37 | |
| 38 | struct stat st; |
| 39 | ::fstat(fd, &st); |
| 40 | |
| 41 | uint8_t *data = new uint8_t[st.st_size]; |
| 42 | if (::read(fd, data, st.st_size) != st.st_size) { |
| 43 | std::fprintf(stderr, "Failed to read file!\n"); |
| 44 | return 1; |
| 45 | } |
| 46 | |
| 47 | // A transcoded font is usually smaller than an original font. |
| 48 | // However, it can be slightly bigger than the original one due to |
| 49 | // name table replacement and/or padding for glyf table. |
| 50 | static const size_t kPadLen = 20 * 1024; |
| 51 | uint8_t *result = new uint8_t[st.st_size + kPadLen]; |
| 52 | |
| 53 | int num_repeat = 250; |
| 54 | if (st.st_size < 1024 * 1024) { |
| 55 | num_repeat = 2500; |
| 56 | } |
| 57 | if (st.st_size < 1024 * 100) { |
| 58 | num_repeat = 5000; |
| 59 | } |
| 60 | |
| 61 | struct timeval start, end, elapsed; |
| 62 | ::gettimeofday(&start, 0); |
| 63 | for (int i = 0; i < num_repeat; ++i) { |
| 64 | ots::MemoryStream output(result, st.st_size + kPadLen); |
| 65 | bool r = ots::Process(&output, data, st.st_size); |
| 66 | if (!r) { |
| 67 | std::fprintf(stderr, "Failed to sanitise file!\n"); |
| 68 | return 1; |
| 69 | } |
| 70 | } |
| 71 | ::gettimeofday(&end, 0); |
| 72 | timersub(&end, &start, &elapsed); |
| 73 | |
yusukes@chromium.org | a4099a3 | 2009-11-12 01:43:51 +0000 | [diff] [blame] | 74 | long long unsigned us |
| 75 | = ((elapsed.tv_sec * 1000 * 1000) + elapsed.tv_usec) / num_repeat; |
bashi@chromium.org | 8d71e04 | 2012-05-07 08:45:16 +0000 | [diff] [blame] | 76 | std::fprintf(stderr, "%llu [us] %s (%llu bytes, %llu [byte/us])\n", |
| 77 | us, argv[1], static_cast<long long>(st.st_size), |
| 78 | (us ? st.st_size / us : 0)); |
yusukes@chromium.org | d257d18 | 2009-11-04 04:56:32 +0000 | [diff] [blame] | 79 | |
| 80 | return 0; |
| 81 | } |