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Integrate MP4 chapters into MP4::File

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This commit is contained in:
Urs Fleisch
2026-04-19 20:29:12 +02:00
committed by Ryan Francesconi
parent 0df52e3993
commit 78c7208bc9
12 changed files with 754 additions and 666 deletions
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493
tests/test_mp4.cpp
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@@ -34,8 +34,6 @@
#include "mp4atom.h"
#include "mp4file.h"
#include "mp4itemfactory.h"
#include "mp4chapterlist.h"
#include "mp4qtchapterlist.h"
#include "plainfile.h"
#include <cppunit/extensions/HelperMacros.h>
#include "utils.h"
@@ -115,8 +113,6 @@ class TestMP4 : public CppUnit::TestFixture
CPPUNIT_TEST(testQTChapterListOverwrite);
CPPUNIT_TEST(testQTChapterListTimestampPrecision);
CPPUNIT_TEST(testQTChapterListNonZeroFirstChapter);
CPPUNIT_TEST(testChapterListFileAPI);
CPPUNIT_TEST(testQTChapterListFileAPI);
CPPUNIT_TEST_SUITE_END();
public:
@@ -888,6 +884,7 @@ public:
CPPUNIT_ASSERT_EQUAL(String("TITLE"), f.tag()->title());
}
}
void testChapterListWrite()
{
ScopedFileCopy copy("no-tags", ".m4a");
@@ -895,59 +892,47 @@ public:
// File should have no chapters initially
{
MP4::ChapterList chapters = MP4::MP4ChapterList::read(filename.c_str());
MP4::File f(filename.c_str());
MP4::ChapterList chapters = f.neroChapters();
CPPUNIT_ASSERT(chapters.isEmpty());
}
// Write chapters
{
MP4::ChapterList chapters;
MP4::Chapter ch1;
ch1.startTime = 0;
ch1.title = "Introduction";
chapters.append(ch1);
MP4::Chapter ch2;
ch2.startTime = 30000LL; // 30 seconds in ms
ch2.title = "Main Content";
chapters.append(ch2);
MP4::Chapter ch3;
ch3.startTime = 60000LL; // 60 seconds in ms
ch3.title = "Conclusion";
chapters.append(ch3);
CPPUNIT_ASSERT(MP4::MP4ChapterList::write(filename.c_str(), chapters));
MP4::File f(filename.c_str());
f.setNeroChapters(MP4::ChapterList{
MP4::Chapter("Introduction", 0),
MP4::Chapter("Main Content", 30000LL),
MP4::Chapter("Conclusion", 60000LL)
});
CPPUNIT_ASSERT(f.save());
}
// Read back and verify
{
MP4::ChapterList chapters = MP4::MP4ChapterList::read(filename.c_str());
MP4::File f(filename.c_str());
MP4::ChapterList chapters = f.neroChapters();
CPPUNIT_ASSERT_EQUAL(3U, chapters.size());
CPPUNIT_ASSERT_EQUAL(0LL, chapters[0].startTime);
CPPUNIT_ASSERT_EQUAL(String("Introduction"), chapters[0].title);
CPPUNIT_ASSERT_EQUAL(30000LL, chapters[1].startTime);
CPPUNIT_ASSERT_EQUAL(String("Main Content"), chapters[1].title);
CPPUNIT_ASSERT_EQUAL(60000LL, chapters[2].startTime);
CPPUNIT_ASSERT_EQUAL(String("Conclusion"), chapters[2].title);
}
CPPUNIT_ASSERT_EQUAL(0LL, chapters[0].startTime());
CPPUNIT_ASSERT_EQUAL(String("Introduction"), chapters[0].title());
CPPUNIT_ASSERT_EQUAL(30000LL, chapters[1].startTime());
CPPUNIT_ASSERT_EQUAL(String("Main Content"), chapters[1].title());
CPPUNIT_ASSERT_EQUAL(60000LL, chapters[2].startTime());
CPPUNIT_ASSERT_EQUAL(String("Conclusion"), chapters[2].title());
// Overwrite with different chapters
{
MP4::ChapterList chapters;
MP4::Chapter ch1;
ch1.startTime = 0;
ch1.title = "Part One";
chapters.append(ch1);
CPPUNIT_ASSERT(MP4::MP4ChapterList::write(filename.c_str(), chapters));
// Overwrite with different chapters
f.setNeroChapters(MP4::ChapterList{
MP4::Chapter("Part One", 0)
});
CPPUNIT_ASSERT(f.save());
}
// Verify overwrite
{
MP4::ChapterList chapters = MP4::MP4ChapterList::read(filename.c_str());
MP4::File f(filename.c_str());
MP4::ChapterList chapters = f.neroChapters();
CPPUNIT_ASSERT_EQUAL(1U, chapters.size());
CPPUNIT_ASSERT_EQUAL(String("Part One"), chapters[0].title);
CPPUNIT_ASSERT_EQUAL(String("Part One"), chapters[0].title());
}
}
@@ -958,32 +943,34 @@ public:
// Write chapters
{
MP4::ChapterList chapters;
MP4::Chapter ch1;
ch1.startTime = 0;
ch1.title = "Chapter 1";
chapters.append(ch1);
CPPUNIT_ASSERT(MP4::MP4ChapterList::write(filename.c_str(), chapters));
MP4::File f(filename.c_str());
f.setNeroChapters(MP4::ChapterList{
MP4::Chapter("Chapter 1", 0)
});
CPPUNIT_ASSERT(f.save());
}
// Verify written
{
MP4::ChapterList chapters = MP4::MP4ChapterList::read(filename.c_str());
MP4::File f(filename.c_str());
MP4::ChapterList chapters = f.neroChapters();
CPPUNIT_ASSERT_EQUAL(1U, chapters.size());
}
// Remove chapters
CPPUNIT_ASSERT(MP4::MP4ChapterList::remove(filename.c_str()));
// Remove chapters
f.setNeroChapters(MP4::ChapterList());
CPPUNIT_ASSERT(f.save());
}
// Verify removed
{
MP4::ChapterList chapters = MP4::MP4ChapterList::read(filename.c_str());
MP4::File f(filename.c_str());
MP4::ChapterList chapters = f.neroChapters();
CPPUNIT_ASSERT(chapters.isEmpty());
}
// Remove from file with no chapters should also succeed
CPPUNIT_ASSERT(MP4::MP4ChapterList::remove(filename.c_str()));
// Remove from file with no chapters should also succeed
f.setNeroChapters(MP4::ChapterList());
CPPUNIT_ASSERT(f.save());
}
}
void testChapterListWithExistingTags()
@@ -998,51 +985,47 @@ public:
CPPUNIT_ASSERT(f.isValid());
originalArtist = f.tag()->artist();
CPPUNIT_ASSERT(!originalArtist.isEmpty());
}
// Write chapters
{
MP4::ChapterList chapters;
MP4::Chapter ch1;
ch1.startTime = 0;
ch1.title = "Intro";
chapters.append(ch1);
MP4::Chapter ch2;
ch2.startTime = 10000LL; // 10 seconds in ms
ch2.title = "Verse";
chapters.append(ch2);
CPPUNIT_ASSERT(MP4::MP4ChapterList::write(filename.c_str(), chapters));
// Write chapters
f.setNeroChapters(MP4::ChapterList{
MP4::Chapter("Intro", 0),
MP4::Chapter("Verse", 10000LL)});
CPPUNIT_ASSERT(f.save());
}
// Verify chapters are written AND existing tags are preserved
{
MP4::ChapterList chapters = MP4::MP4ChapterList::read(filename.c_str());
CPPUNIT_ASSERT_EQUAL(2U, chapters.size());
CPPUNIT_ASSERT_EQUAL(String("Intro"), chapters[0].title);
CPPUNIT_ASSERT_EQUAL(String("Verse"), chapters[1].title);
MP4::File f(filename.c_str());
CPPUNIT_ASSERT(f.isValid());
MP4::ChapterList chapters = f.neroChapters();
CPPUNIT_ASSERT_EQUAL(2U, chapters.size());
CPPUNIT_ASSERT_EQUAL(String("Intro"), chapters[0].title());
CPPUNIT_ASSERT_EQUAL(String("Verse"), chapters[1].title());
CPPUNIT_ASSERT_EQUAL(originalArtist, f.tag()->artist());
// Remove chapters and verify tags still survive
f.setNeroChapters(MP4::ChapterList());
CPPUNIT_ASSERT(f.save());
}
// Remove chapters and verify tags still survive
CPPUNIT_ASSERT(MP4::MP4ChapterList::remove(filename.c_str()));
{
MP4::File f(filename.c_str());
CPPUNIT_ASSERT(f.isValid());
CPPUNIT_ASSERT_EQUAL(originalArtist, f.tag()->artist());
CPPUNIT_ASSERT(f.neroChapters().isEmpty());
}
}
void testChapterListReadEmpty()
{
// Reading from a file with no chpl atom should return empty list
MP4::ChapterList chapters = MP4::MP4ChapterList::read(
TEST_FILE_PATH_C("no-tags.m4a"));
CPPUNIT_ASSERT(chapters.isEmpty());
ScopedFileCopy copy("no-tags", ".m4a");
string filename = copy.fileName();
{
MP4::File f(filename.c_str());
CPPUNIT_ASSERT(f.neroChapters().isEmpty());
}
}
void testQTChapterListWrite()
@@ -1052,41 +1035,33 @@ public:
// File should have no QT chapters initially
{
MP4::ChapterList chapters = MP4::MP4QTChapterList::read(filename.c_str());
MP4::File f(filename.c_str());
MP4::ChapterList chapters = f.qtChapters();
CPPUNIT_ASSERT(chapters.isEmpty());
}
// Write chapters (times in 100-nanosecond units)
{
MP4::ChapterList chapters;
MP4::Chapter ch1;
ch1.startTime = 0;
ch1.title = "Intro";
chapters.append(ch1);
MP4::Chapter ch2;
ch2.startTime = 15000LL; // 15 seconds in ms
ch2.title = "Verse";
chapters.append(ch2);
MP4::Chapter ch3;
ch3.startTime = 30000LL; // 30 seconds in ms
ch3.title = "Outro";
chapters.append(ch3);
CPPUNIT_ASSERT(MP4::MP4QTChapterList::write(filename.c_str(), chapters));
MP4::File f(filename.c_str());
f.setQtChapters(MP4::ChapterList{
MP4::Chapter("Intro", 0),
MP4::Chapter("Verse", 15000LL),
MP4::Chapter("Outro", 30000LL)
});
CPPUNIT_ASSERT(f.save());
}
// Read back and verify
{
MP4::ChapterList chapters = MP4::MP4QTChapterList::read(filename.c_str());
MP4::File f(filename.c_str());
MP4::ChapterList chapters = f.qtChapters();
CPPUNIT_ASSERT_EQUAL(3U, chapters.size());
CPPUNIT_ASSERT_EQUAL(0LL, chapters[0].startTime);
CPPUNIT_ASSERT_EQUAL(String("Intro"), chapters[0].title);
CPPUNIT_ASSERT_EQUAL(15000LL, chapters[1].startTime);
CPPUNIT_ASSERT_EQUAL(String("Verse"), chapters[1].title);
CPPUNIT_ASSERT_EQUAL(30000LL, chapters[2].startTime);
CPPUNIT_ASSERT_EQUAL(String("Outro"), chapters[2].title);
CPPUNIT_ASSERT_EQUAL(0LL, chapters[0].startTime());
CPPUNIT_ASSERT_EQUAL(String("Intro"), chapters[0].title());
CPPUNIT_ASSERT_EQUAL(15000LL, chapters[1].startTime());
CPPUNIT_ASSERT_EQUAL(String("Verse"), chapters[1].title());
CPPUNIT_ASSERT_EQUAL(30000LL, chapters[2].startTime());
CPPUNIT_ASSERT_EQUAL(String("Outro"), chapters[2].title());
}
}
@@ -1097,37 +1072,35 @@ public:
// Write chapters first
{
MP4::ChapterList chapters;
MP4::Chapter ch1;
ch1.startTime = 0;
ch1.title = "Chapter 1";
chapters.append(ch1);
MP4::Chapter ch2;
ch2.startTime = 10000LL; // 10 seconds in ms
ch2.title = "Chapter 2";
chapters.append(ch2);
CPPUNIT_ASSERT(MP4::MP4QTChapterList::write(filename.c_str(), chapters));
MP4::File f(filename.c_str());
f.setQtChapters(MP4::ChapterList{
MP4::Chapter("Chapter 1", 0),
MP4::Chapter("Chapter 2", 10000LL)
});
CPPUNIT_ASSERT(f.save());
}
// Verify written
{
MP4::ChapterList chapters = MP4::MP4QTChapterList::read(filename.c_str());
MP4::File f(filename.c_str());
MP4::ChapterList chapters = f.qtChapters();
CPPUNIT_ASSERT_EQUAL(2U, chapters.size());
}
// Remove chapters
CPPUNIT_ASSERT(MP4::MP4QTChapterList::remove(filename.c_str()));
// Remove chapters
f.setQtChapters(MP4::ChapterList());
CPPUNIT_ASSERT(f.save());
}
// Verify removed
{
MP4::ChapterList chapters = MP4::MP4QTChapterList::read(filename.c_str());
MP4::File f(filename.c_str());
MP4::ChapterList chapters = f.qtChapters();
CPPUNIT_ASSERT(chapters.isEmpty());
}
// Remove from file with no chapters should also succeed
CPPUNIT_ASSERT(MP4::MP4QTChapterList::remove(filename.c_str()));
// Remove from file with no chapters should also succeed
f.setQtChapters(MP4::ChapterList());
CPPUNIT_ASSERT(f.save());
}
}
void testQTChapterListWithExistingTags()
@@ -1142,51 +1115,49 @@ public:
CPPUNIT_ASSERT(f.isValid());
originalArtist = f.tag()->artist();
CPPUNIT_ASSERT(!originalArtist.isEmpty());
}
// Write chapters
{
MP4::ChapterList chapters;
MP4::Chapter ch1;
ch1.startTime = 0;
ch1.title = "Intro";
chapters.append(ch1);
MP4::Chapter ch2;
ch2.startTime = 10000LL; // 10 seconds in ms
ch2.title = "Verse";
chapters.append(ch2);
CPPUNIT_ASSERT(MP4::MP4QTChapterList::write(filename.c_str(), chapters));
// Write chapters
f.setQtChapters(MP4::ChapterList{
MP4::Chapter("Intro", 0),
MP4::Chapter("Verse", 10000LL)
});
CPPUNIT_ASSERT(f.save());
}
// Verify chapters are written AND existing tags are preserved
{
MP4::ChapterList chapters = MP4::MP4QTChapterList::read(filename.c_str());
CPPUNIT_ASSERT_EQUAL(2U, chapters.size());
CPPUNIT_ASSERT_EQUAL(String("Intro"), chapters[0].title);
CPPUNIT_ASSERT_EQUAL(String("Verse"), chapters[1].title);
MP4::File f(filename.c_str());
MP4::ChapterList chapters = f.qtChapters();
CPPUNIT_ASSERT_EQUAL(2U, chapters.size());
CPPUNIT_ASSERT_EQUAL(String("Intro"), chapters[0].title());
CPPUNIT_ASSERT_EQUAL(String("Verse"), chapters[1].title());
CPPUNIT_ASSERT(f.isValid());
CPPUNIT_ASSERT_EQUAL(originalArtist, f.tag()->artist());
// Remove chapters and verify tags still survive
f.setQtChapters(MP4::ChapterList());
CPPUNIT_ASSERT(f.save());
}
// Remove chapters and verify tags still survive
CPPUNIT_ASSERT(MP4::MP4QTChapterList::remove(filename.c_str()));
{
MP4::File f(filename.c_str());
CPPUNIT_ASSERT(f.isValid());
CPPUNIT_ASSERT_EQUAL(originalArtist, f.tag()->artist());
CPPUNIT_ASSERT(f.qtChapters().isEmpty());
}
}
void testQTChapterListReadEmpty()
{
// Reading from a file with no chapter track should return empty list
MP4::ChapterList chapters = MP4::MP4QTChapterList::read(
TEST_FILE_PATH_C("no-tags.m4a"));
CPPUNIT_ASSERT(chapters.isEmpty());
ScopedFileCopy copy("no-tags", ".m4a");
string filename = copy.fileName();
{
MP4::File f(filename.c_str());
CPPUNIT_ASSERT(f.qtChapters().isEmpty());
}
}
void testQTChapterListOverwrite()
@@ -1196,54 +1167,40 @@ public:
// Write initial chapters
{
MP4::ChapterList chapters;
MP4::Chapter ch1;
ch1.startTime = 0;
ch1.title = "Old1";
chapters.append(ch1);
MP4::Chapter ch2;
ch2.startTime = 5000LL; // 5 seconds in ms
ch2.title = "Old2";
chapters.append(ch2);
CPPUNIT_ASSERT(MP4::MP4QTChapterList::write(filename.c_str(), chapters));
MP4::File f(filename.c_str());
f.setQtChapters(MP4::ChapterList{
MP4::Chapter("Old1", 0),
MP4::Chapter("Old2", 5000LL)
});
CPPUNIT_ASSERT(f.save());
}
// Verify initial
{
MP4::ChapterList chapters = MP4::MP4QTChapterList::read(filename.c_str());
MP4::File f(filename.c_str());
MP4::ChapterList chapters = f.qtChapters();
CPPUNIT_ASSERT_EQUAL(2U, chapters.size());
}
// Overwrite with different chapters
{
MP4::ChapterList chapters;
MP4::Chapter ch1;
ch1.startTime = 0;
ch1.title = "New1";
chapters.append(ch1);
MP4::Chapter ch2;
ch2.startTime = 10000LL; // 10 seconds in ms
ch2.title = "New2";
chapters.append(ch2);
MP4::Chapter ch3;
ch3.startTime = 20000LL; // 20 seconds in ms
ch3.title = "New3";
chapters.append(ch3);
CPPUNIT_ASSERT(MP4::MP4QTChapterList::write(filename.c_str(), chapters));
MP4::File f(filename.c_str());
f.setQtChapters(MP4::ChapterList{
MP4::Chapter("New1", 0),
MP4::Chapter("New2", 10000LL),
MP4::Chapter("New3", 20000LL)
});
CPPUNIT_ASSERT(f.save());
}
// Verify overwrite
{
MP4::ChapterList chapters = MP4::MP4QTChapterList::read(filename.c_str());
MP4::File f(filename.c_str());
MP4::ChapterList chapters = f.qtChapters();
CPPUNIT_ASSERT_EQUAL(3U, chapters.size());
CPPUNIT_ASSERT_EQUAL(String("New1"), chapters[0].title);
CPPUNIT_ASSERT_EQUAL(String("New2"), chapters[1].title);
CPPUNIT_ASSERT_EQUAL(String("New3"), chapters[2].title);
CPPUNIT_ASSERT_EQUAL(String("New1"), chapters[0].title());
CPPUNIT_ASSERT_EQUAL(String("New2"), chapters[1].title());
CPPUNIT_ASSERT_EQUAL(String("New3"), chapters[2].title());
}
}
@@ -1254,26 +1211,21 @@ public:
// Write chapters at precise times
{
MP4::ChapterList chapters;
MP4::Chapter ch1;
ch1.startTime = 0;
ch1.title = "Start";
chapters.append(ch1);
MP4::Chapter ch2;
ch2.startTime = 1500LL; // 1.5 seconds in ms
ch2.title = "Precise";
chapters.append(ch2);
CPPUNIT_ASSERT(MP4::MP4QTChapterList::write(filename.c_str(), chapters));
MP4::File f(filename.c_str());
f.setQtChapters(MP4::ChapterList{
MP4::Chapter("Start", 0),
MP4::Chapter("Precise", 1500LL)
});
CPPUNIT_ASSERT(f.save());
}
// Read back and verify timestamps
{
MP4::ChapterList chapters = MP4::MP4QTChapterList::read(filename.c_str());
MP4::File f(filename.c_str());
MP4::ChapterList chapters = f.qtChapters();
CPPUNIT_ASSERT_EQUAL(2U, chapters.size());
CPPUNIT_ASSERT_EQUAL(0LL, chapters[0].startTime);
CPPUNIT_ASSERT_EQUAL(1500LL, chapters[1].startTime);
CPPUNIT_ASSERT_EQUAL(0LL, chapters[0].startTime());
CPPUNIT_ASSERT_EQUAL(1500LL, chapters[1].startTime());
}
}
@@ -1284,140 +1236,29 @@ public:
// Write chapters where first chapter is NOT at time 0
{
MP4::ChapterList chapters;
MP4::Chapter ch1;
ch1.startTime = 10000LL; // 10 seconds in ms
ch1.title = "One";
chapters.append(ch1);
MP4::Chapter ch2;
ch2.startTime = 20000LL; // 20 seconds in ms
ch2.title = "Two";
chapters.append(ch2);
MP4::Chapter ch3;
ch3.startTime = 30000LL; // 30 seconds in ms
ch3.title = "Three";
chapters.append(ch3);
CPPUNIT_ASSERT(MP4::MP4QTChapterList::write(filename.c_str(), chapters));
MP4::File f(filename.c_str());
f.setQtChapters(MP4::ChapterList{
MP4::Chapter("One", 10000LL),
MP4::Chapter("Two", 20000LL),
MP4::Chapter("Three", 30000LL)
});
CPPUNIT_ASSERT(f.save());
}
// Read back -- dummy chapter at time 0 should be stripped
{
MP4::ChapterList chapters = MP4::MP4QTChapterList::read(filename.c_str());
MP4::File f(filename.c_str());
MP4::ChapterList chapters = f.qtChapters();
CPPUNIT_ASSERT_EQUAL(3U, chapters.size());
CPPUNIT_ASSERT_EQUAL(10000LL, chapters[0].startTime);
CPPUNIT_ASSERT_EQUAL(20000LL, chapters[1].startTime);
CPPUNIT_ASSERT_EQUAL(30000LL, chapters[2].startTime);
CPPUNIT_ASSERT_EQUAL(String("One"), chapters[0].title);
CPPUNIT_ASSERT_EQUAL(String("Two"), chapters[1].title);
CPPUNIT_ASSERT_EQUAL(String("Three"), chapters[2].title);
}
}
void testChapterListFileAPI()
{
ScopedFileCopy copy("no-tags", ".m4a");
string filename = copy.fileName();
// Write chapters via the file-based API
{
MP4::File file(filename.c_str(), false);
CPPUNIT_ASSERT(file.isOpen() && file.isValid() && !file.readOnly());
MP4::ChapterList chapters;
MP4::Chapter ch1;
ch1.startTime = 0;
ch1.title = "Alpha";
chapters.append(ch1);
MP4::Chapter ch2;
ch2.startTime = 20000LL; // 20 seconds in ms
ch2.title = "Beta";
chapters.append(ch2);
CPPUNIT_ASSERT(MP4::MP4ChapterList::write(&file, chapters));
}
// Read back via the file-based API
{
MP4::File file(filename.c_str(), false);
CPPUNIT_ASSERT(file.isOpen() && file.isValid());
MP4::ChapterList chapters = MP4::MP4ChapterList::read(&file);
CPPUNIT_ASSERT_EQUAL(2U, chapters.size());
CPPUNIT_ASSERT_EQUAL(0LL, chapters[0].startTime);
CPPUNIT_ASSERT_EQUAL(String("Alpha"), chapters[0].title);
CPPUNIT_ASSERT_EQUAL(20000LL, chapters[1].startTime);
CPPUNIT_ASSERT_EQUAL(String("Beta"), chapters[1].title);
}
// Remove via the file-based API
{
MP4::File file(filename.c_str(), false);
CPPUNIT_ASSERT(file.isOpen() && file.isValid() && !file.readOnly());
CPPUNIT_ASSERT(MP4::MP4ChapterList::remove(&file));
}
// Verify removed
{
MP4::ChapterList chapters = MP4::MP4ChapterList::read(filename.c_str());
CPPUNIT_ASSERT(chapters.isEmpty());
CPPUNIT_ASSERT_EQUAL(10000LL, chapters[0].startTime());
CPPUNIT_ASSERT_EQUAL(20000LL, chapters[1].startTime());
CPPUNIT_ASSERT_EQUAL(30000LL, chapters[2].startTime());
CPPUNIT_ASSERT_EQUAL(String("One"), chapters[0].title());
CPPUNIT_ASSERT_EQUAL(String("Two"), chapters[1].title());
CPPUNIT_ASSERT_EQUAL(String("Three"), chapters[2].title());
}
}
void testQTChapterListFileAPI()
{
ScopedFileCopy copy("no-tags", ".m4a");
string filename = copy.fileName();
// Write chapters via the file-based API
{
MP4::File file(filename.c_str(), false);
CPPUNIT_ASSERT(file.isOpen() && file.isValid() && !file.readOnly());
MP4::ChapterList chapters;
MP4::Chapter ch1;
ch1.startTime = 0;
ch1.title = "Alpha";
chapters.append(ch1);
MP4::Chapter ch2;
ch2.startTime = 20000LL; // 20 seconds in ms
ch2.title = "Beta";
chapters.append(ch2);
CPPUNIT_ASSERT(MP4::MP4QTChapterList::write(&file, chapters));
}
// Read back via the file-based API
{
MP4::File file(filename.c_str(), false);
CPPUNIT_ASSERT(file.isOpen() && file.isValid());
MP4::ChapterList chapters = MP4::MP4QTChapterList::read(&file);
CPPUNIT_ASSERT_EQUAL(2U, chapters.size());
CPPUNIT_ASSERT_EQUAL(0LL, chapters[0].startTime);
CPPUNIT_ASSERT_EQUAL(String("Alpha"), chapters[0].title);
CPPUNIT_ASSERT_EQUAL(20000LL, chapters[1].startTime);
CPPUNIT_ASSERT_EQUAL(String("Beta"), chapters[1].title);
}
// Remove via the file-based API
{
MP4::File file(filename.c_str(), false);
CPPUNIT_ASSERT(file.isOpen() && file.isValid() && !file.readOnly());
CPPUNIT_ASSERT(MP4::MP4QTChapterList::remove(&file));
}
// Verify removed
{
MP4::ChapterList chapters = MP4::MP4QTChapterList::read(filename.c_str());
CPPUNIT_ASSERT(chapters.isEmpty());
}
}
};
CPPUNIT_TEST_SUITE_REGISTRATION(TestMP4);