// Copyright (c) 2010, Thomas Goyne <plorkyeran@aegisub.org> // // Permission to use, copy, modify, and distribute this software for any // purpose with or without fee is hereby granted, provided that the above // copyright notice and this permission notice appear in all copies. // // THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES // WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF // MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR // ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES // WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN // ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF // OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. // // $Id$ /// @file libaegisub_vfr.cpp /// @brief agi::vfr::Framerate tests /// @ingroup video_input #include <libaegisub/vfr.h> #include <fstream> #include <iterator> #include "main.h" #include "util.h" using namespace agi::vfr; using namespace util; #define EXPECT_RANGE(low, high, test) \ EXPECT_LE(low, test); \ EXPECT_GE(high, test) TEST(lagi_vfr, constructors_good) { EXPECT_NO_THROW(Framerate(1.)); EXPECT_NO_THROW(Framerate(Framerate(1.))); EXPECT_NO_THROW(Framerate(make_vector<int>(2, 0, 10))); EXPECT_NO_THROW(Framerate("data/vfr/in/v1_start_equals_end.txt")); EXPECT_NO_THROW(Framerate("data/vfr/in/v1_whitespace.txt")); EXPECT_NO_THROW(Framerate("data/vfr/in/v1_assume_int.txt")); EXPECT_NO_THROW(Framerate("data/vfr/in/v1_out_of_order.txt")); } TEST(lagi_vfr, constructors_bad_cfr) { EXPECT_THROW(Framerate(-1.), BadFPS); EXPECT_THROW(Framerate(1000.1), BadFPS); } TEST(lagi_vfr, constructors_bad_timecodes) { EXPECT_THROW(Framerate(make_vector<int>(0)), TooFewTimecodes); EXPECT_THROW(Framerate(make_vector<int>(1, 0)), TooFewTimecodes); EXPECT_THROW(Framerate(make_vector<int>(2, 10, 0)), UnorderedTimecodes); } TEST(lagi_vfr, constructors_bad_v1) { EXPECT_THROW(Framerate("data/vfr/in/v1_bad_seperators.txt"), MalformedLine); EXPECT_THROW(Framerate("data/vfr/in/v1_too_few_parts.txt"), MalformedLine); EXPECT_THROW(Framerate("data/vfr/in/v1_too_many_parts.txt"), MalformedLine); EXPECT_THROW(Framerate("data/vfr/in/v1_float_frame_number.txt"), MalformedLine); EXPECT_THROW(Framerate("data/vfr/in/v1_start_end_overlap.txt"), UnorderedTimecodes); EXPECT_THROW(Framerate("data/vfr/in/v1_fully_contained.txt"), UnorderedTimecodes); EXPECT_THROW(Framerate("data/vfr/in/v1_assume_over_1000.txt"), BadFPS); EXPECT_THROW(Framerate("data/vfr/in/v1_override_over_1000.txt"), BadFPS); EXPECT_THROW(Framerate("data/vfr/in/v1_override_zero.txt"), BadFPS); EXPECT_THROW(Framerate("data/vfr/in/v1_negative_start_of_range.txt"), UnorderedTimecodes); EXPECT_THROW(Framerate("data/vfr/in/v1_end_less_than_start.txt"), UnorderedTimecodes); } TEST(lagi_vfr, constructors_bad_v2) { EXPECT_THROW(Framerate("data/vfr/in/v2_empty.txt"), TooFewTimecodes); EXPECT_THROW(Framerate("data/vfr/in/v2_out_of_order.txt"), UnorderedTimecodes); EXPECT_THROW(Framerate("data/vfr/in/empty.txt"), UnknownFormat); } TEST(lagi_vfr, cfr_frame_at_time_exact) { Framerate fps; ASSERT_NO_THROW(fps = Framerate(1.)); EXPECT_EQ(0, fps.FrameAtTime(0)); EXPECT_EQ(0, fps.FrameAtTime(999)); EXPECT_EQ(1, fps.FrameAtTime(1000)); EXPECT_EQ(1, fps.FrameAtTime(1999)); EXPECT_EQ(100, fps.FrameAtTime(100000)); EXPECT_EQ(-1, fps.FrameAtTime(-1)); EXPECT_EQ(-1, fps.FrameAtTime(-1000)); EXPECT_EQ(-2, fps.FrameAtTime(-1001)); } TEST(lagi_vfr, cfr_frame_at_time_start) { Framerate fps; ASSERT_NO_THROW(fps = Framerate(1.)); EXPECT_EQ(0, fps.FrameAtTime(0, START)); EXPECT_EQ(1, fps.FrameAtTime(1, START)); EXPECT_EQ(1, fps.FrameAtTime(1000, START)); EXPECT_EQ(2, fps.FrameAtTime(1001, START)); EXPECT_EQ(100, fps.FrameAtTime(100000, START)); EXPECT_EQ(0, fps.FrameAtTime(-1, START)); EXPECT_EQ(0, fps.FrameAtTime(-999, START)); EXPECT_EQ(-1, fps.FrameAtTime(-1000, START)); EXPECT_EQ(-1, fps.FrameAtTime(-1999, START)); } TEST(lagi_vfr, cfr_frame_at_time_end) { Framerate fps; ASSERT_NO_THROW(fps = Framerate(1.)); EXPECT_EQ(-1, fps.FrameAtTime(0, END)); EXPECT_EQ(0, fps.FrameAtTime(1, END)); EXPECT_EQ(0, fps.FrameAtTime(1000, END)); EXPECT_EQ(1, fps.FrameAtTime(1001, END)); EXPECT_EQ(99, fps.FrameAtTime(100000, END)); EXPECT_EQ(-1, fps.FrameAtTime(-1, END)); EXPECT_EQ(-1, fps.FrameAtTime(-999, END)); EXPECT_EQ(-2, fps.FrameAtTime(-1000, END)); EXPECT_EQ(-2, fps.FrameAtTime(-1999, END)); } TEST(lagi_vfr, cfr_time_at_frame_exact) { Framerate fps; ASSERT_NO_THROW(fps = Framerate(1.)); EXPECT_EQ( 0, fps.TimeAtFrame(0)); EXPECT_EQ( 1000, fps.TimeAtFrame(1)); EXPECT_EQ( 2000, fps.TimeAtFrame(2)); EXPECT_EQ(-1000, fps.TimeAtFrame(-1)); } TEST(lagi_vfr, cfr_time_at_frame_start) { Framerate fps; ASSERT_NO_THROW(fps = Framerate(1.)); EXPECT_RANGE( -999, 0, fps.TimeAtFrame( 0, START)); EXPECT_RANGE( 1, 1000, fps.TimeAtFrame( 1, START)); EXPECT_RANGE( 1001, 2000, fps.TimeAtFrame( 2, START)); EXPECT_RANGE(-1999, -1000, fps.TimeAtFrame(-1, START)); } TEST(lagi_vfr, cfr_time_at_frame_end) { Framerate fps; ASSERT_NO_THROW(fps = Framerate(1.)); EXPECT_RANGE( 1, 1000, fps.TimeAtFrame( 0, END)); EXPECT_RANGE(1001, 2000, fps.TimeAtFrame( 1, END)); EXPECT_RANGE(2001, 3000, fps.TimeAtFrame( 2, END)); EXPECT_RANGE(-999, 0, fps.TimeAtFrame(-1, END)); } TEST(lagi_vfr, cfr_round_trip_exact) { Framerate fps; ASSERT_NO_THROW(fps = Framerate(1.)); for (int i = -10; i < 11; i++) { EXPECT_EQ(i, fps.FrameAtTime(fps.TimeAtFrame(i))); } } TEST(lagi_vfr, cfr_round_trip_start) { Framerate fps; ASSERT_NO_THROW(fps = Framerate(1.)); for (int i = -10; i < 11; i++) { EXPECT_EQ(i, fps.FrameAtTime(fps.TimeAtFrame(i, START), START)); } } TEST(lagi_vfr, cfr_round_trip_end) { Framerate fps; ASSERT_NO_THROW(fps = Framerate(1.)); for (int i = -10; i < 11; i++) { EXPECT_EQ(i, fps.FrameAtTime(fps.TimeAtFrame(i, END), END)); } } TEST(lagi_vfr, vfr_round_trip_exact) { Framerate fps; ASSERT_NO_THROW(fps = Framerate(make_vector<int>(7, 0, 1000, 1500, 2000, 2001, 2002, 2003))); for (int i = -10; i < 11; i++) { EXPECT_EQ(i, fps.FrameAtTime(fps.TimeAtFrame(i))); } } TEST(lagi_vfr, vfr_round_trip_start) { Framerate fps; ASSERT_NO_THROW(fps = Framerate(make_vector<int>(7, 0, 1000, 1500, 2000, 2001, 2002, 2003))); for (int i = -10; i < 11; i++) { EXPECT_EQ(i, fps.FrameAtTime(fps.TimeAtFrame(i, START), START)); } } TEST(lagi_vfr, vfr_round_trip_end) { Framerate fps; ASSERT_NO_THROW(fps = Framerate(make_vector<int>(7, 0, 1000, 1500, 2000, 2001, 2002, 2003))); for (int i = -10; i < 11; i++) { EXPECT_EQ(i, fps.FrameAtTime(fps.TimeAtFrame(i, END), END)); } } TEST(lagi_vfr, vfr_time_at_frame_exact) { Framerate fps; ASSERT_NO_THROW(fps = Framerate(make_vector<int>(5, 0, 1000, 1500, 2000, 2001))); EXPECT_EQ(0, fps.TimeAtFrame(0)); EXPECT_EQ(1000, fps.TimeAtFrame(1)); EXPECT_EQ(1500, fps.TimeAtFrame(2)); EXPECT_EQ(2000, fps.TimeAtFrame(3)); EXPECT_EQ(2001, fps.TimeAtFrame(4)); } TEST(lagi_vfr, vfr_time_at_frame_start) { Framerate fps; ASSERT_NO_THROW(fps = Framerate(make_vector<int>(7, 0, 1000, 1500, 2000, 2001, 2002, 2003))); EXPECT_GE(0, fps.TimeAtFrame(0, START)); EXPECT_RANGE(1, 1000, fps.TimeAtFrame(1, START)); EXPECT_RANGE(1001, 1500, fps.TimeAtFrame(2, START)); EXPECT_RANGE(1501, 2000, fps.TimeAtFrame(3, START)); EXPECT_EQ(2001, fps.TimeAtFrame(4, START)); EXPECT_EQ(2002, fps.TimeAtFrame(5, START)); EXPECT_LE(2003, fps.TimeAtFrame(6, START)); } TEST(lagi_vfr, vfr_time_at_frame_end) { Framerate fps; ASSERT_NO_THROW(fps = Framerate(make_vector<int>(7, 0, 1000, 1500, 2000, 2001, 2002, 2003))); EXPECT_RANGE(1, 1000, fps.TimeAtFrame(0, END)); EXPECT_RANGE(1001, 1500, fps.TimeAtFrame(1, END)); EXPECT_RANGE(1501, 2000, fps.TimeAtFrame(2, END)); EXPECT_EQ(2001, fps.TimeAtFrame(3, END)); EXPECT_EQ(2002, fps.TimeAtFrame(4, END)); EXPECT_EQ(2003, fps.TimeAtFrame(5, END)); EXPECT_LE(2004, fps.TimeAtFrame(6, END)); } TEST(lagi_vfr, vfr_time_at_frame_outside_range) { Framerate fps; ASSERT_NO_THROW(fps = Framerate(make_vector<int>(3, 0, 100, 200))); EXPECT_GT(0, fps.TimeAtFrame(-1)); EXPECT_EQ(0, fps.TimeAtFrame(0)); EXPECT_EQ(100, fps.TimeAtFrame(1)); EXPECT_EQ(200, fps.TimeAtFrame(2)); EXPECT_LT(200, fps.TimeAtFrame(3)); int prev = fps.TimeAtFrame(3); for (int i = 4; i < 10; i++) { EXPECT_LT(prev, fps.TimeAtFrame(i)); prev = fps.TimeAtFrame(i); } } TEST(lagi_vfr, vfr_frame_at_time_exact) { Framerate fps; ASSERT_NO_THROW(fps = Framerate(make_vector<int>(7, 0, 1000, 1500, 2000, 2001, 2002, 2003))); EXPECT_GT(0, fps.FrameAtTime(-1)); EXPECT_EQ(0, fps.FrameAtTime(0)); EXPECT_EQ(0, fps.FrameAtTime(999)); EXPECT_EQ(1, fps.FrameAtTime(1000)); EXPECT_EQ(1, fps.FrameAtTime(1499)); EXPECT_EQ(2, fps.FrameAtTime(1500)); EXPECT_EQ(2, fps.FrameAtTime(1999)); EXPECT_EQ(3, fps.FrameAtTime(2000)); EXPECT_EQ(4, fps.FrameAtTime(2001)); EXPECT_EQ(5, fps.FrameAtTime(2002)); EXPECT_EQ(6, fps.FrameAtTime(2003)); EXPECT_LE(6, fps.FrameAtTime(2004)); } TEST(lagi_vfr, vfr_frame_at_time_start) { Framerate fps; ASSERT_NO_THROW(fps = Framerate(make_vector<int>(7, 0, 1000, 1500, 2000, 2001, 2002, 2003))); EXPECT_GE(0, fps.FrameAtTime(-1, START)); EXPECT_EQ(0, fps.FrameAtTime(0, START)); EXPECT_EQ(1, fps.FrameAtTime(1, START)); EXPECT_EQ(1, fps.FrameAtTime(1000, START)); EXPECT_EQ(2, fps.FrameAtTime(1001, START)); EXPECT_EQ(2, fps.FrameAtTime(1500, START)); EXPECT_EQ(3, fps.FrameAtTime(1501, START)); EXPECT_EQ(3, fps.FrameAtTime(2000, START)); EXPECT_EQ(4, fps.FrameAtTime(2001, START)); EXPECT_EQ(5, fps.FrameAtTime(2002, START)); EXPECT_EQ(6, fps.FrameAtTime(2003, START)); EXPECT_LE(6, fps.FrameAtTime(2004, START)); } bool validate_save(std::string const& goodFilename, std::string const& checkFilename, int v2Lines = -1, bool allowLonger = false) { std::ifstream good(goodFilename.c_str()); std::ifstream check(checkFilename.c_str()); EXPECT_TRUE(good.good()); EXPECT_TRUE(check.good()); std::string good_header; std::string check_header; std::getline(good, good_header); std::getline(check, check_header); // istream_iterator rather than line_reader because we never write comments // or empty lines in timecode files std::istream_iterator<double> good_iter(good); std::istream_iterator<double> check_iter(check); std::istream_iterator<double> end; int line = 0; for (; good_iter != end; ++good_iter, ++check_iter, ++line) { if (check_iter == end) return false; if (v2Lines < 0 || line < v2Lines) { if (*good_iter != *check_iter) return false; } } // v1 timecodes with the end of a range past the end of the video are valid, // and when saving those there will be too many timecodes in the v2 file if (!allowLonger && check_iter != end) return false; return true; } TEST(lagi_vfr, validate_save) { EXPECT_TRUE(validate_save("data/vfr/in/validate_base.txt", "data/vfr/in/validate_base.txt")); EXPECT_FALSE(validate_save("data/vfr/in/validate_base.txt", "data/vfr/in/validate_different.txt")); EXPECT_FALSE(validate_save("data/vfr/in/validate_base.txt", "data/vfr/in/validate_shorter.txt")); EXPECT_FALSE(validate_save("data/vfr/in/validate_base.txt", "data/vfr/in/validate_longer.txt")); EXPECT_TRUE(validate_save("data/vfr/in/validate_base.txt", "data/vfr/in/validate_longer.txt", -1, true)); } TEST(lagi_vfr, save_vfr_nolen) { Framerate fps; ASSERT_NO_THROW(fps = Framerate(make_vector<int>(3, 0, 100, 200))); ASSERT_NO_THROW(fps.Save("data/vfr/out/v2_nolen.txt")); EXPECT_TRUE(validate_save("data/vfr/in/v2_nolen.txt", "data/vfr/out/v2_nolen.txt")); } TEST(lagi_vfr, save_vfr_len) { Framerate fps; ASSERT_NO_THROW(fps = Framerate(make_vector<int>(3, 0, 100, 200))); ASSERT_NO_THROW(fps.Save("data/vfr/out/v2_len_3_10.txt", 10)); EXPECT_TRUE(validate_save("data/vfr/in/v2_len_3_10.txt", "data/vfr/out/v2_len_3_10.txt", 3)); } TEST(lagi_vfr, load_v2) { Framerate fps; ASSERT_NO_THROW(fps = Framerate("data/vfr/in/v2_1fps.txt")); for (int i = 0; i < 9; i++) { EXPECT_EQ(i * 1000, fps.TimeAtFrame(i)); } } TEST(lagi_vfr, load_v2_comments) { Framerate fps; ASSERT_NO_THROW(fps = Framerate("data/vfr/in/v2_comments.txt")); for (int i = 0; i < 9; i++) { EXPECT_EQ(i * 1000, fps.TimeAtFrame(i)); } } TEST(lagi_vfr, load_v2_number_in_comment) { Framerate fps; ASSERT_NO_THROW(fps = Framerate("data/vfr/in/v2_number_in_comment.txt")); for (int i = 0; i < 9; i++) { EXPECT_EQ(i * 1000, fps.TimeAtFrame(i)); } } TEST(lagi_vfr, load_v1_save_v2) { Framerate fps; ASSERT_NO_THROW(fps = Framerate("data/vfr/in/v1_mode5.txt")); EXPECT_NO_THROW(fps.Save("data/vfr/out/v2_mode5.txt")); EXPECT_TRUE(validate_save("data/vfr/in/v2_mode5.txt", "data/vfr/out/v2_mode5.txt", -1, true)); } TEST(lagi_vfr, load_v1_save_v2_len) { Framerate fps; ASSERT_NO_THROW(fps = Framerate("data/vfr/in/v1_assume_30.txt")); ASSERT_NO_THROW(fps.Save("data/vfr/out/v2_100_frames_30_fps.txt", 100)); EXPECT_TRUE(validate_save("data/vfr/in/v2_100_frames_30_fps.txt", "data/vfr/out/v2_100_frames_30_fps.txt")); } TEST(lagi_vfr, load_v1_save_v2_ovr) { Framerate fps; ASSERT_NO_THROW(fps = Framerate("data/vfr/in/v1_assume_30_with_override.txt")); ASSERT_NO_THROW(fps.Save("data/vfr/out/v2_100_frames_30_with_override.txt", 100)); EXPECT_TRUE(validate_save("data/vfr/in/v2_100_frames_30_with_override.txt", "data/vfr/out/v2_100_frames_30_with_override.txt")); } TEST(lagi_vfr, nonzero_start_time) { Framerate fps; ASSERT_NO_THROW(fps = Framerate(make_vector<int>(5, 10, 20, 30, 40, 50))); EXPECT_EQ(0, fps.TimeAtFrame(0, EXACT)); EXPECT_EQ(10, fps.TimeAtFrame(1, EXACT)); EXPECT_EQ(20, fps.TimeAtFrame(2, EXACT)); EXPECT_EQ(30, fps.TimeAtFrame(3, EXACT)); EXPECT_EQ(40, fps.TimeAtFrame(4, EXACT)); ASSERT_NO_THROW(fps = Framerate(make_vector<int>(5, -10, 20, 30, 40, 50))); EXPECT_EQ(0, fps.TimeAtFrame(0, EXACT)); EXPECT_EQ(30, fps.TimeAtFrame(1, EXACT)); EXPECT_EQ(40, fps.TimeAtFrame(2, EXACT)); EXPECT_EQ(50, fps.TimeAtFrame(3, EXACT)); EXPECT_EQ(60, fps.TimeAtFrame(4, EXACT)); }