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test_stack_algo.cpp
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322 lines (255 loc) · 11.1 KB
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// SPDX-License-Identifier: Apache-2.0
// Copyright Contributors to the OpenTimelineIO project
#include "opentime/timeRange.h"
#include "utils.h"
#include <opentimelineio/clip.h>
#include <opentimelineio/stack.h>
#include <opentimelineio/track.h>
#include <opentimelineio/gap.h>
#include <opentimelineio/stackAlgorithm.h>
#include <iostream>
namespace otime = opentime::OPENTIME_VERSION_NS;
namespace otio = opentimelineio::OPENTIMELINEIO_VERSION_NS;
int
main(int argc, char** argv)
{
Tests tests;
tests.add_test(
"test_flatten_stack_01", [] {
using namespace otio;
otio::RationalTime rt_0_24{0, 24};
otio::RationalTime rt_150_24{150, 24};
otio::TimeRange tr_0_150_24{rt_0_24, rt_150_24};
// all three clips are identical, but placed such that A is over B and
// has no gap or end over C
// 0 150 300
// [ A ]
// [ B | C ]
//
// should flatten to:
// [ A | C ]
otio::SerializableObject::Retainer<otio::Clip> cl_A =
new otio::Clip("track1_A", nullptr, tr_0_150_24);
otio::SerializableObject::Retainer<otio::Clip> cl_B =
new otio::Clip("track1_B", nullptr, tr_0_150_24);
otio::SerializableObject::Retainer<otio::Clip> cl_C =
new otio::Clip("track1_C", nullptr, tr_0_150_24);
otio::SerializableObject::Retainer<otio::Track> tr_over =
new otio::Track();
tr_over->append_child(cl_A);
otio::SerializableObject::Retainer<otio::Track> tr_under =
new otio::Track();
tr_under->append_child(cl_B);
tr_under->append_child(cl_C);
otio::SerializableObject::Retainer<otio::Stack> st =
new otio::Stack();
st->append_child(tr_under);
st->append_child(tr_over);
auto result = flatten_stack(st);
assertEqual(result->children()[0]->name(), std::string("track1_A"));
assertEqual(result->children().size(), 2);
assertEqual(result->duration().value(), 300);
});
tests.add_test(
"test_flatten_stack_02", [] {
using namespace otio;
otio::RationalTime rt_0_24{0, 24};
otio::RationalTime rt_150_24{150, 24};
otio::TimeRange tr_0_150_24{rt_0_24, rt_150_24};
// all four clips are identical, but placed such that A is over B and
// has no gap or end over C. The bottom track is also shorter.
// 0 150 300
// [ A ]
// [ B | C ]
// [ D ]
//
// should flatten to:
// [ A | C ]
otio::SerializableObject::Retainer<otio::Clip> cl_A =
new otio::Clip("track1_A", nullptr, tr_0_150_24);
otio::SerializableObject::Retainer<otio::Clip> cl_B =
new otio::Clip("track1_B", nullptr, tr_0_150_24);
otio::SerializableObject::Retainer<otio::Clip> cl_C =
new otio::Clip("track1_C", nullptr, tr_0_150_24);
otio::SerializableObject::Retainer<otio::Clip> cl_D =
new otio::Clip("track1_D", nullptr, tr_0_150_24);
otio::SerializableObject::Retainer<otio::Track> tr_top =
new otio::Track();
tr_top->append_child(cl_A);
otio::SerializableObject::Retainer<otio::Track> tr_middle =
new otio::Track();
tr_middle->append_child(cl_B);
tr_middle->append_child(cl_C);
otio::SerializableObject::Retainer<otio::Track> tr_bottom =
new otio::Track();
tr_bottom->append_child(cl_D);
otio::SerializableObject::Retainer<otio::Stack> st =
new otio::Stack();
st->append_child(tr_bottom);
st->append_child(tr_middle);
st->append_child(tr_top);
auto result = flatten_stack(st);
assertEqual(result->children()[0]->name(), std::string("track1_A"));
assertEqual(result->children().size(), 2);
assertEqual(result->duration().value(), 300);
});
tests.add_test(
"test_flatten_stack_03", [] {
using namespace otio;
otio::RationalTime rt_0_24{0, 24};
otio::RationalTime rt_150_24{150, 24};
otio::TimeRange tr_0_150_24{rt_0_24, rt_150_24};
// all three clips are identical but the middle track is empty
// 0 150 300
// [ A ]
// []
// [ B | C ]
//
// should flatten to:
// [ A | C ]
otio::SerializableObject::Retainer<otio::Clip> cl_A =
new otio::Clip("track1_A", nullptr, tr_0_150_24);
otio::SerializableObject::Retainer<otio::Clip> cl_B =
new otio::Clip("track1_B", nullptr, tr_0_150_24);
otio::SerializableObject::Retainer<otio::Clip> cl_C =
new otio::Clip("track1_C", nullptr, tr_0_150_24);
otio::SerializableObject::Retainer<otio::Track> tr_top =
new otio::Track();
tr_top->append_child(cl_A);
otio::SerializableObject::Retainer<otio::Track> tr_middle =
new otio::Track();
otio::SerializableObject::Retainer<otio::Track> tr_bottom =
new otio::Track();
tr_bottom->append_child(cl_B);
tr_bottom->append_child(cl_C);
otio::SerializableObject::Retainer<otio::Stack> st =
new otio::Stack();
st->append_child(tr_bottom);
st->append_child(tr_middle);
st->append_child(tr_top);
auto result = flatten_stack(st);
assertEqual(result->children()[0]->name(), std::string("track1_A"));
assertEqual(result->children().size(), 2);
assertEqual(result->duration().value(), 300);
});
tests.add_test(
"test_flatten_vector_01", [] {
using namespace otio;
otio::RationalTime rt_0_24{0, 24};
otio::RationalTime rt_150_24{150, 24};
otio::TimeRange tr_0_150_24{rt_0_24, rt_150_24};
// all three clips are identical, but placed such that A is over B and
// has no gap or end over C, tests vector version
// 0 150 300
// [ A ]
// [ B | C ]
//
// should flatten to:
// [ A | C ]
otio::SerializableObject::Retainer<otio::Clip> cl_A =
new otio::Clip("track1_A", nullptr, tr_0_150_24);
otio::SerializableObject::Retainer<otio::Clip> cl_B =
new otio::Clip("track1_B", nullptr, tr_0_150_24);
otio::SerializableObject::Retainer<otio::Clip> cl_C =
new otio::Clip("track1_C", nullptr, tr_0_150_24);
otio::SerializableObject::Retainer<otio::Track> tr_over =
new otio::Track();
tr_over->append_child(cl_A);
otio::SerializableObject::Retainer<otio::Track> tr_under =
new otio::Track();
tr_under->append_child(cl_B);
tr_under->append_child(cl_C);
std::vector<Track *> st;
st.push_back(tr_under);
st.push_back(tr_over);
auto result = flatten_stack(st);
assertEqual(result->children()[0]->name(), std::string("track1_A"));
assertEqual(result->children().size(), 2);
assertEqual(result->duration().value(), 300);
});
tests.add_test(
"test_flatten_stack_04", [] {
using namespace otio;
otio::RationalTime rt_0_24{0, 24};
otio::RationalTime rt_150_24{150, 24};
otio::TimeRange tr_AB_150_24{rt_0_24, rt_150_24};
otio::TimeRange tr_C_150_24{rt_0_24, otio::RationalTime(300, 24)};
// A and B are Gaps placed over clip C
// C should remain uncut
// 0 150 300
// [ A | B ]
// [ C ]
//
// should flatten to:
// [ C ]
otio::SerializableObject::Retainer<otio::Gap> cl_A =
new otio::Gap(tr_AB_150_24, "track1_A");
otio::SerializableObject::Retainer<otio::Gap> cl_B =
new otio::Gap(tr_AB_150_24, "track1_B");
otio::SerializableObject::Retainer<otio::Clip> cl_C =
new otio::Clip("track2_C", nullptr, tr_C_150_24);
otio::SerializableObject::Retainer<otio::Track> tr_over =
new otio::Track();
tr_over->append_child(cl_A);
tr_over->append_child(cl_B);
otio::SerializableObject::Retainer<otio::Track> tr_under =
new otio::Track();
tr_under->append_child(cl_C);
otio::SerializableObject::Retainer<otio::Stack> st =
new otio::Stack();
st->append_child(tr_under);
st->append_child(tr_over);
auto result = flatten_stack(st);
assertEqual(result->children().size(), 1);
assertEqual(result->children()[0]->name(), std::string("track2_C"));
assertEqual(result->duration().value(), 300);
assertEqual(st->children().size(), 2);
assertEqual(dynamic_cast<otio::Track*>(st->children()[0].value)->children().size(), 1);
assertEqual(dynamic_cast<otio::Track*>(st->children()[1].value)->children().size(), 2);
});
tests.add_test(
"test_flatten_stack_05", [] {
using namespace otio;
otio::RationalTime rt_0_24{0, 24};
otio::RationalTime rt_150_24{150, 24};
otio::TimeRange tr_150_24{rt_0_24, rt_150_24};
// A and B are Gaps placed over clips C and D
// with a cut at the same location
// 0 150 300
// [ A | B ]
// [ C | D ]
//
// should flatten to:
// [ C | D ]
otio::SerializableObject::Retainer<otio::Gap> cl_A =
new otio::Gap(tr_150_24, "track1_A");
otio::SerializableObject::Retainer<otio::Gap> cl_B =
new otio::Gap(tr_150_24, "track1_B");
otio::SerializableObject::Retainer<otio::Clip> cl_C =
new otio::Clip("track2_C", nullptr, tr_150_24);
otio::SerializableObject::Retainer<otio::Clip> cl_D =
new otio::Clip("track2_D", nullptr, tr_150_24);
otio::SerializableObject::Retainer<otio::Track> tr_over =
new otio::Track();
tr_over->append_child(cl_A);
tr_over->append_child(cl_B);
otio::SerializableObject::Retainer<otio::Track> tr_under =
new otio::Track();
tr_under->append_child(cl_C);
tr_under->append_child(cl_D);
otio::SerializableObject::Retainer<otio::Stack> st =
new otio::Stack();
st->append_child(tr_under);
st->append_child(tr_over);
auto result = flatten_stack(st);
assertEqual(result->children().size(), 2);
assertEqual(result->children()[0]->name(), std::string("track2_C"));
assertEqual(result->children()[1]->name(), std::string("track2_D"));
assertEqual(result->duration().value(), 300);
assertEqual(st->children().size(), 2);
assertEqual(dynamic_cast<otio::Track*>(st->children()[0].value)->children().size(), 2);
assertEqual(dynamic_cast<otio::Track*>(st->children()[1].value)->children().size(), 2);
});
tests.run(argc, argv);
return 0;
}