/***
Oak - Non-Linear Video Editor
Copyright (C) 2026 Oak Team
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see .
***/
// Pure C ABI test for the liboakengine timeline editing primitives:
// add_track, add_footage_clip and the clip accessors, including their
// undo/redo behavior and failure paths. Uses the real media file
// tests/demo.mp4. No GL required.
#include
#include
#include
#include
#if defined(_WIN32)
#include
#include
#else
#include
#endif
#include "oakengine/footage.h"
#include "oakengine/init.h"
#include "oakengine/node.h"
#include "oakengine/project.h"
#include "oakengine/timeline.h"
#include "oakengine/viewer.h"
#ifndef OAK_TEST_SOURCE_DIR
#define OAK_TEST_SOURCE_DIR "."
#endif
static char g_tmpdir[4096];
static void make_tmpdir(void)
{
#if defined(_WIN32)
char base[MAX_PATH];
const DWORD len = GetTempPathA(MAX_PATH, base);
assert(len > 0 && len < MAX_PATH);
snprintf(g_tmpdir, sizeof(g_tmpdir), "%soakengine_tl_edit_test_%lu", base,
(unsigned long)GetCurrentProcessId());
assert(_mkdir(g_tmpdir) == 0);
#else
strcpy(g_tmpdir, "/tmp/oakengine_tl_edit_test_XXXXXX");
assert(mkdtemp(g_tmpdir) != NULL);
#endif
}
static void demo_path(char *dst, size_t cap)
{
const int n = snprintf(dst, cap, "%s/tests/demo.mp4", OAK_TEST_SOURCE_DIR);
assert(n > 0 && (size_t)n < cap);
}
static void test_add_track(OakEngineProject *project, OakEngineSequence *seq)
{
int video = -1, audio = -1, subtitle = -1;
assert(oakengine_sequence_track_count(seq, &video, &audio, &subtitle) ==
OAKENGINE_OK);
assert(video == 0 && audio == 0 && subtitle == 0);
assert(oakengine_sequence_add_track(seq, OAKENGINE_TRACK_TYPE_VIDEO) == 0);
assert(oakengine_sequence_add_track(seq, OAKENGINE_TRACK_TYPE_AUDIO) == 0);
assert(oakengine_sequence_add_track(seq, OAKENGINE_TRACK_TYPE_SUBTITLE) ==
0);
assert(oakengine_sequence_add_track(seq, OAKENGINE_TRACK_TYPE_VIDEO) == 1);
assert(oakengine_sequence_track_count(seq, &video, &audio, &subtitle) ==
OAKENGINE_OK);
assert(video == 2 && audio == 1 && subtitle == 1);
// Invalid track types are rejected.
assert(oakengine_sequence_add_track(seq, -1) == OAKENGINE_E_INVALID);
assert(oakengine_sequence_add_track(seq, 3) == OAKENGINE_E_INVALID);
assert(oakengine_sequence_add_track(NULL, OAKENGINE_TRACK_TYPE_VIDEO) ==
OAKENGINE_E_INVALID);
// Track adds are undoable: undo the second video track, then redo it.
assert(oakengine_project_undo(project) == OAKENGINE_OK);
video = audio = subtitle = -1;
assert(oakengine_sequence_track_count(seq, &video, &audio, &subtitle) ==
OAKENGINE_OK);
assert(video == 1 && audio == 1 && subtitle == 1);
assert(oakengine_project_redo(project) == OAKENGINE_OK);
video = audio = subtitle = -1;
assert(oakengine_sequence_track_count(seq, &video, &audio, &subtitle) ==
OAKENGINE_OK);
assert(video == 2 && audio == 1 && subtitle == 1);
}
static void test_add_clip(OakEngineProject *project, OakEngineSequence *seq,
const char *media_path)
{
char err[512];
// Probe handles carry no project node and cannot be placed.
OakEngineFootage *probed = oakengine_footage_probe(media_path);
assert(probed != NULL);
assert(oakengine_sequence_add_footage_clip(seq, probed,
OAKENGINE_TRACK_TYPE_VIDEO, 0,
0, 30, 0) == NULL);
assert(oakengine_sequence_last_error(err, sizeof(err)) > 0);
oakengine_footage_free(probed);
// Import the media into the project.
OakEngineFootage *footage =
oakengine_project_import_footage(project, media_path);
assert(footage != NULL);
// No subtitle clips.
assert(oakengine_sequence_add_footage_clip(seq, footage,
OAKENGINE_TRACK_TYPE_SUBTITLE,
0, 0, 30, 0) == NULL);
// Out-of-range track indexes are rejected without creating tracks.
assert(oakengine_sequence_add_footage_clip(seq, footage,
OAKENGINE_TRACK_TYPE_VIDEO, 5,
0, 30, 0) == NULL);
assert(oakengine_sequence_last_error(err, sizeof(err)) > 0);
assert(oakengine_sequence_add_footage_clip(seq, footage,
OAKENGINE_TRACK_TYPE_VIDEO, -1,
0, 30, 0) == NULL);
// Bad ranges: out <= in, negative in / media_in.
assert(oakengine_sequence_add_footage_clip(seq, footage,
OAKENGINE_TRACK_TYPE_VIDEO, 0,
30, 30, 0) == NULL);
assert(oakengine_sequence_add_footage_clip(seq, footage,
OAKENGINE_TRACK_TYPE_VIDEO, 0,
30, 10, 0) == NULL);
assert(oakengine_sequence_add_footage_clip(seq, footage,
OAKENGINE_TRACK_TYPE_VIDEO, 0,
-1, 30, 0) == NULL);
assert(oakengine_sequence_add_footage_clip(seq, footage,
OAKENGINE_TRACK_TYPE_VIDEO, 0,
0, 30, -1) == NULL);
// NULL safety.
assert(oakengine_sequence_add_footage_clip(NULL, footage,
OAKENGINE_TRACK_TYPE_VIDEO, 0,
0, 30, 0) == NULL);
assert(oakengine_sequence_add_footage_clip(seq, NULL,
OAKENGINE_TRACK_TYPE_VIDEO, 0,
0, 30, 0) == NULL);
// clip_count reports OAKENGINE_E_NOT_FOUND for a missing track.
assert(oakengine_sequence_clip_count(seq, OAKENGINE_TRACK_TYPE_VIDEO,
99) == OAKENGINE_E_NOT_FOUND);
assert(oakengine_sequence_clip_count(NULL, OAKENGINE_TRACK_TYPE_VIDEO,
0) == OAKENGINE_E_INVALID);
// Place a video clip on track 0: frames 10..40, media in-point 5.
OakEngineClip *clip = oakengine_sequence_add_footage_clip(
seq, footage, OAKENGINE_TRACK_TYPE_VIDEO, 0, 10, 40, 5);
assert(clip != NULL);
assert(oakengine_sequence_clip_count(seq, OAKENGINE_TRACK_TYPE_VIDEO,
0) == 1);
OakEngineClip *at = oakengine_sequence_clip_at(
seq, OAKENGINE_TRACK_TYPE_VIDEO, 0, 0);
assert(at == clip);
assert(oakengine_sequence_clip_at(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0,
1) == NULL);
assert(oakengine_sequence_clip_at(seq, OAKENGINE_TRACK_TYPE_VIDEO, 9,
0) == NULL);
int64_t in = -1, out = -1, media_in = -1;
assert(oakengine_clip_get_range(clip, &in, &out, &media_in) ==
OAKENGINE_OK);
assert(in == 10 && out == 40 && media_in == 5);
assert(oakengine_clip_get_range(NULL, &in, &out, &media_in) ==
OAKENGINE_E_INVALID);
// And an audio clip on audio track 0 (same footage, whole range).
OakEngineClip *aclip = oakengine_sequence_add_footage_clip(
seq, footage, OAKENGINE_TRACK_TYPE_AUDIO, 0, 0, 30, 0);
assert(aclip != NULL);
assert(oakengine_sequence_clip_count(seq, OAKENGINE_TRACK_TYPE_AUDIO,
0) == 1);
// Undo/redo both clip adds (the audio clip is on top of the undo stack,
// the video clip right below it).
assert(oakengine_project_undo(project) == OAKENGINE_OK);
assert(oakengine_project_undo(project) == OAKENGINE_OK);
assert(oakengine_sequence_clip_count(seq, OAKENGINE_TRACK_TYPE_AUDIO,
0) == 0);
assert(oakengine_sequence_clip_count(seq, OAKENGINE_TRACK_TYPE_VIDEO,
0) == 0);
assert(oakengine_project_redo(project) == OAKENGINE_OK);
assert(oakengine_project_redo(project) == OAKENGINE_OK);
assert(oakengine_sequence_clip_count(seq, OAKENGINE_TRACK_TYPE_VIDEO,
0) == 1);
assert(oakengine_sequence_clip_count(seq, OAKENGINE_TRACK_TYPE_AUDIO,
0) == 1);
oakengine_footage_free(footage); // wrapper only; node stays
assert(oakengine_project_footage_count(project) == 1);
}
// Footage imported into one project must not be placed into another.
static void test_cross_project_rejected(const char *media_path)
{
OakEngineProject *a = oakengine_project_create();
OakEngineProject *b = oakengine_project_create();
assert(a != NULL && b != NULL);
assert(oakengine_project_new(a) == OAKENGINE_OK);
assert(oakengine_project_new(b) == OAKENGINE_OK);
OakEngineFootage *footage =
oakengine_project_import_footage(a, media_path);
assert(footage != NULL);
OakEngineSequence *seq_b = oakengine_sequence_new(b, "B");
assert(seq_b != NULL);
assert(oakengine_sequence_add_track(seq_b, OAKENGINE_TRACK_TYPE_VIDEO) ==
0);
char err[512];
assert(oakengine_sequence_add_footage_clip(seq_b, footage,
OAKENGINE_TRACK_TYPE_VIDEO, 0,
0, 30, 0) == NULL);
assert(oakengine_sequence_last_error(err, sizeof(err)) > 0);
assert(oakengine_sequence_clip_count(seq_b, OAKENGINE_TRACK_TYPE_VIDEO,
0) == 0);
oakengine_footage_free(footage);
oakengine_project_free(a);
oakengine_project_free(b);
}
// Round-2 primitives: split, trim, move, ripple delete (plus undo/redo),
// over a fresh project with two clips on one video track.
static void test_edit_round2(const char *media_path)
{
OakEngineProject *project = oakengine_project_create();
assert(project != NULL);
assert(oakengine_project_new(project) == OAKENGINE_OK);
OakEngineSequence *seq = oakengine_sequence_new(project, "Round2");
assert(seq != NULL);
assert(oakengine_sequence_add_track(seq, OAKENGINE_TRACK_TYPE_VIDEO) ==
0);
OakEngineFootage *footage =
oakengine_project_import_footage(project, media_path);
assert(footage != NULL);
// Two clips back to back: A [0,30] and B [30,60], both from media 0.
OakEngineClip *clip_a = oakengine_sequence_add_footage_clip(
seq, footage, OAKENGINE_TRACK_TYPE_VIDEO, 0, 0, 30, 0);
assert(clip_a != NULL);
OakEngineClip *clip_b = oakengine_sequence_add_footage_clip(
seq, footage, OAKENGINE_TRACK_TYPE_VIDEO, 0, 30, 60, 0);
assert(clip_b != NULL);
assert(oakengine_sequence_clip_count(seq, OAKENGINE_TRACK_TYPE_VIDEO,
0) == 2);
int64_t in = -1, out = -1, media_in = -1;
char err[512];
// ---- split -------------------------------------------------------------
// Bad split points: on the edges, outside, missing clip.
assert(oakengine_sequence_split_clip(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0,
0, 0) == OAKENGINE_E_INVALID);
assert(oakengine_sequence_split_clip(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0,
0, 30) == OAKENGINE_E_INVALID);
assert(oakengine_sequence_split_clip(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0,
0, -5) == OAKENGINE_E_INVALID);
assert(oakengine_sequence_split_clip(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0,
0, 99) == OAKENGINE_E_INVALID);
assert(oakengine_sequence_split_clip(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0,
99, 15) == OAKENGINE_E_NOT_FOUND);
assert(oakengine_sequence_split_clip(NULL, OAKENGINE_TRACK_TYPE_VIDEO, 0,
0, 15) == OAKENGINE_E_INVALID);
// Split A [0,30] at 15 -> [0,15] + [15,30] with aligned media in-points.
assert(oakengine_sequence_split_clip(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0,
0, 15) == OAKENGINE_OK);
assert(oakengine_sequence_clip_count(seq, OAKENGINE_TRACK_TYPE_VIDEO,
0) == 3);
OakEngineClip *left =
oakengine_sequence_clip_at(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0, 0);
OakEngineClip *right =
oakengine_sequence_clip_at(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0, 1);
assert(left == clip_a);
assert(oakengine_clip_get_range(left, &in, &out, &media_in) ==
OAKENGINE_OK);
assert(in == 0 && out == 15 && media_in == 0);
assert(oakengine_clip_get_range(right, &in, &out, &media_in) ==
OAKENGINE_OK);
assert(in == 15 && out == 30 && media_in == 15);
// Undo merges them back, redo splits again.
assert(oakengine_project_undo(project) == OAKENGINE_OK);
assert(oakengine_sequence_clip_count(seq, OAKENGINE_TRACK_TYPE_VIDEO,
0) == 2);
assert(oakengine_clip_get_range(clip_a, &in, &out, &media_in) ==
OAKENGINE_OK);
assert(in == 0 && out == 30 && media_in == 0);
assert(oakengine_project_redo(project) == OAKENGINE_OK);
assert(oakengine_sequence_clip_count(seq, OAKENGINE_TRACK_TYPE_VIDEO,
0) == 3);
right = oakengine_sequence_clip_at(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0, 1);
assert(oakengine_clip_get_range(right, &in, &out, &media_in) ==
OAKENGINE_OK);
assert(in == 15 && out == 30 && media_in == 15);
// ---- trim --------------------------------------------------------------
// Bad trim ranges.
assert(oakengine_clip_trim(NULL, 0, 10) == OAKENGINE_E_INVALID);
assert(oakengine_clip_trim(right, 30, 20) == OAKENGINE_E_INVALID);
assert(oakengine_clip_trim(right, -1, 20) == OAKENGINE_E_INVALID);
// Trim the right part's in-point 15 -> 20: media_in follows 15 -> 20.
assert(oakengine_clip_trim(right, 20, 30) == OAKENGINE_OK);
assert(oakengine_clip_get_range(right, &in, &out, &media_in) ==
OAKENGINE_OK);
assert(in == 20 && out == 30 && media_in == 20);
// The leading clip is untouched (a gap absorbs the difference).
assert(oakengine_clip_get_range(clip_a, &in, &out, &media_in) ==
OAKENGINE_OK);
assert(in == 0 && out == 15 && media_in == 0);
assert(oakengine_project_undo(project) == OAKENGINE_OK);
assert(oakengine_clip_get_range(right, &in, &out, &media_in) ==
OAKENGINE_OK);
assert(in == 15 && out == 30 && media_in == 15);
assert(oakengine_project_redo(project) == OAKENGINE_OK);
assert(oakengine_clip_get_range(right, &in, &out, &media_in) ==
OAKENGINE_OK);
assert(in == 20 && out == 30 && media_in == 20);
// Trim the out-point 30 -> 25 (media in-point stays).
assert(oakengine_clip_trim(right, 20, 25) == OAKENGINE_OK);
assert(oakengine_clip_get_range(right, &in, &out, &media_in) ==
OAKENGINE_OK);
assert(in == 20 && out == 25 && media_in == 20);
assert(oakengine_project_undo(project) == OAKENGINE_OK);
assert(oakengine_clip_get_range(right, &in, &out, &media_in) ==
OAKENGINE_OK);
assert(in == 20 && out == 30 && media_in == 20);
// No-op trim is accepted and does nothing.
assert(oakengine_clip_trim(right, 20, 30) == OAKENGINE_OK);
// Both ends in one command: [20,30] -> [22,28], media_in follows.
assert(oakengine_clip_trim(right, 22, 28) == OAKENGINE_OK);
assert(oakengine_clip_get_range(right, &in, &out, &media_in) ==
OAKENGINE_OK);
assert(in == 22 && out == 28 && media_in == 22);
assert(oakengine_project_undo(project) == OAKENGINE_OK);
assert(oakengine_clip_get_range(right, &in, &out, &media_in) ==
OAKENGINE_OK);
assert(in == 20 && out == 30 && media_in == 20);
// ---- move ---------------------------------------------------------------
assert(oakengine_sequence_move_clip(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0, 1,
-1) == OAKENGINE_E_INVALID);
assert(oakengine_sequence_move_clip(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0,
99, 50) == OAKENGINE_E_NOT_FOUND);
// Move the second clip [20,30] to 70 (past everything): position shifts,
// length and media in-point are preserved, the other clips stay put.
assert(oakengine_sequence_move_clip(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0, 1,
70) == OAKENGINE_OK);
// After the move the moved clip is the LAST one on the track.
right = oakengine_sequence_clip_at(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0, 2);
assert(oakengine_clip_get_range(right, &in, &out, &media_in) ==
OAKENGINE_OK);
assert(in == 70 && out == 80 && media_in == 20);
assert(oakengine_clip_get_range(clip_a, &in, &out, &media_in) ==
OAKENGINE_OK);
assert(in == 0 && out == 15 && media_in == 0);
assert(oakengine_clip_get_range(clip_b, &in, &out, &media_in) ==
OAKENGINE_OK);
assert(in == 30 && out == 60 && media_in == 0);
assert(oakengine_project_undo(project) == OAKENGINE_OK);
right = oakengine_sequence_clip_at(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0, 1);
assert(oakengine_clip_get_range(right, &in, &out, &media_in) ==
OAKENGINE_OK);
assert(in == 20 && out == 30 && media_in == 20);
assert(oakengine_project_redo(project) == OAKENGINE_OK);
right = oakengine_sequence_clip_at(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0, 2);
assert(oakengine_clip_get_range(right, &in, &out, &media_in) ==
OAKENGINE_OK);
assert(in == 70 && out == 80 && media_in == 20);
// ---- ripple delete -------------------------------------------------------
assert(oakengine_sequence_ripple_delete_clip(
seq, OAKENGINE_TRACK_TYPE_VIDEO, 0, 99) ==
OAKENGINE_E_NOT_FOUND);
assert(oakengine_sequence_ripple_delete_clip(NULL,
OAKENGINE_TRACK_TYPE_VIDEO, 0,
0) == OAKENGINE_E_INVALID);
// Delete the first clip [0,15]: both following clips shift left by 15.
assert(oakengine_sequence_ripple_delete_clip(
seq, OAKENGINE_TRACK_TYPE_VIDEO, 0, 0) == OAKENGINE_OK);
assert(oakengine_sequence_clip_count(seq, OAKENGINE_TRACK_TYPE_VIDEO,
0) == 2);
right = oakengine_sequence_clip_at(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0, 0);
assert(oakengine_clip_get_range(right, &in, &out, &media_in) ==
OAKENGINE_OK);
assert(in == 15 && out == 45 && media_in == 0); // clip_b was [30,60]
right = oakengine_sequence_clip_at(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0, 1);
assert(oakengine_clip_get_range(right, &in, &out, &media_in) ==
OAKENGINE_OK);
assert(in == 55 && out == 65 && media_in == 20); // was [70,80]
assert(oakengine_project_undo(project) == OAKENGINE_OK);
assert(oakengine_sequence_clip_count(seq, OAKENGINE_TRACK_TYPE_VIDEO,
0) == 3);
right = oakengine_sequence_clip_at(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0, 0);
assert(oakengine_clip_get_range(right, &in, &out, &media_in) ==
OAKENGINE_OK);
assert(in == 0 && out == 15 && media_in == 0);
right = oakengine_sequence_clip_at(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0, 1);
assert(oakengine_clip_get_range(right, &in, &out, &media_in) ==
OAKENGINE_OK);
assert(in == 30 && out == 60 && media_in == 0);
right = oakengine_sequence_clip_at(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0, 2);
assert(oakengine_clip_get_range(right, &in, &out, &media_in) ==
OAKENGINE_OK);
assert(in == 70 && out == 80 && media_in == 20);
oakengine_footage_free(footage); // wrapper only; node stays
assert(oakengine_project_footage_count(project) == 1);
}
// Footage imported into one project must not be placed into another.
// Track structure: move/height/mute/lock/remove over two video tracks,
// plus undo/redo of the undoable ones.
static void test_track_structure(const char *media_path)
{
OakEngineProject *project = oakengine_project_create();
assert(project != NULL);
assert(oakengine_project_new(project) == OAKENGINE_OK);
OakEngineSequence *seq = oakengine_sequence_new(project, "Tracks");
assert(seq != NULL);
assert(oakengine_sequence_add_track(seq, OAKENGINE_TRACK_TYPE_VIDEO) ==
0);
assert(oakengine_sequence_add_track(seq, OAKENGINE_TRACK_TYPE_VIDEO) ==
1);
OakEngineFootage *footage =
oakengine_project_import_footage(project, media_path);
assert(footage != NULL);
// Distinctive clips per track so track order is observable.
OakEngineClip *clip_a = oakengine_sequence_add_footage_clip(
seq, footage, OAKENGINE_TRACK_TYPE_VIDEO, 0, 0, 10, 0);
OakEngineClip *clip_b = oakengine_sequence_add_footage_clip(
seq, footage, OAKENGINE_TRACK_TYPE_VIDEO, 1, 20, 30, 0);
assert(clip_a != NULL && clip_b != NULL);
int64_t in = -1, out = -1, media_in = -1;
double height = 0.0;
// move_track swaps their positions; the clips move with the tracks.
assert(oakengine_sequence_move_track(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0,
1) == OAKENGINE_OK);
OakEngineClip *now = oakengine_sequence_clip_at(
seq, OAKENGINE_TRACK_TYPE_VIDEO, 0, 0);
assert(now == clip_b);
assert(oakengine_clip_get_range(now, &in, &out, &media_in) ==
OAKENGINE_OK);
assert(in == 20 && out == 30);
now = oakengine_sequence_clip_at(seq, OAKENGINE_TRACK_TYPE_VIDEO, 1, 0);
assert(now == clip_a);
assert(oakengine_clip_get_range(now, &in, &out, &media_in) ==
OAKENGINE_OK);
assert(in == 0 && out == 10);
// Undo/redo restore the order both ways.
assert(oakengine_project_undo(project) == OAKENGINE_OK);
now = oakengine_sequence_clip_at(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0, 0);
assert(now == clip_a);
assert(oakengine_project_redo(project) == OAKENGINE_OK);
now = oakengine_sequence_clip_at(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0, 0);
assert(now == clip_b);
// No-op move and out-of-range indexes.
assert(oakengine_sequence_move_track(seq, OAKENGINE_TRACK_TYPE_VIDEO, 1,
1) == OAKENGINE_OK);
assert(oakengine_sequence_move_track(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0,
5) == OAKENGINE_E_NOT_FOUND);
assert(oakengine_sequence_move_track(seq, OAKENGINE_TRACK_TYPE_VIDEO, 5,
0) == OAKENGINE_E_NOT_FOUND);
assert(oakengine_sequence_move_track(NULL, OAKENGINE_TRACK_TYPE_VIDEO, 0,
1) == OAKENGINE_E_INVALID);
// Height: default is positive, round-trip, direct (not undoable).
assert(oakengine_track_get_height(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0,
&height) == OAKENGINE_OK);
const double default_height = height;
assert(default_height > 0.0);
assert(oakengine_track_set_height(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0,
3.0) == OAKENGINE_OK);
assert(oakengine_track_get_height(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0,
&height) == OAKENGINE_OK);
assert(height == 3.0);
assert(oakengine_track_set_height(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0,
0.0) == OAKENGINE_E_INVALID);
assert(oakengine_track_get_height(seq, OAKENGINE_TRACK_TYPE_VIDEO, 99,
&height) == OAKENGINE_E_NOT_FOUND);
assert(oakengine_track_get_height(NULL, OAKENGINE_TRACK_TYPE_VIDEO, 0,
&height) == OAKENGINE_E_INVALID);
// Mute and lock toggles, direct (not undoable).
assert(oakengine_track_is_muted(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0) == 0);
assert(oakengine_track_set_muted(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0,
1) == OAKENGINE_OK);
assert(oakengine_track_is_muted(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0) == 1);
assert(oakengine_track_set_muted(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0,
0) == OAKENGINE_OK);
assert(oakengine_track_is_muted(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0) == 0);
assert(oakengine_track_set_muted(seq, OAKENGINE_TRACK_TYPE_VIDEO, 99,
1) == OAKENGINE_E_NOT_FOUND);
assert(oakengine_track_is_locked(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0) ==
0);
assert(oakengine_track_set_locked(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0,
1) == OAKENGINE_OK);
assert(oakengine_track_is_locked(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0) ==
1);
assert(oakengine_track_set_locked(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0,
0) == OAKENGINE_OK);
assert(oakengine_track_set_locked(NULL, OAKENGINE_TRACK_TYPE_VIDEO, 0,
1) == OAKENGINE_E_INVALID);
// remove_track drops the track and its content; undo brings both back.
int video = -1, audio = -1, subtitle = -1;
assert(oakengine_sequence_remove_track(seq, OAKENGINE_TRACK_TYPE_VIDEO,
1) == OAKENGINE_OK);
assert(oakengine_sequence_track_count(seq, &video, &audio, &subtitle) ==
OAKENGINE_OK);
assert(video == 1);
assert(oakengine_sequence_clip_count(seq, OAKENGINE_TRACK_TYPE_VIDEO,
0) == 1);
assert(oakengine_sequence_remove_track(seq, OAKENGINE_TRACK_TYPE_VIDEO,
9) == OAKENGINE_E_NOT_FOUND);
assert(oakengine_project_undo(project) == OAKENGINE_OK);
assert(oakengine_sequence_track_count(seq, &video, &audio, &subtitle) ==
OAKENGINE_OK);
assert(video == 2);
assert(oakengine_sequence_clip_count(seq, OAKENGINE_TRACK_TYPE_VIDEO,
1) == 1);
assert(oakengine_project_redo(project) == OAKENGINE_OK);
assert(oakengine_sequence_track_count(seq, &video, &audio, &subtitle) ==
OAKENGINE_OK);
assert(video == 1);
oakengine_footage_free(footage);
oakengine_project_free(project);
}
static void test_markers(void)
{
OakEngineProject *project = oakengine_project_create();
assert(project != NULL);
assert(oakengine_project_new(project) == OAKENGINE_OK);
OakEngineSequence *seq = oakengine_sequence_new(project, "Markers");
assert(seq != NULL);
int64_t ts = -1;
char name[64];
assert(oakengine_sequence_marker_count(seq) == 0);
assert(oakengine_sequence_marker_add(seq, 30, "Chapter 1") ==
OAKENGINE_OK);
assert(oakengine_sequence_marker_count(seq) == 1);
assert(oakengine_sequence_marker_at(seq, 0, &ts, name, sizeof(name), NULL) ==
OAKENGINE_OK);
assert(ts == 30 && strcmp(name, "Chapter 1") == 0);
// Duplicate time: the engine forbids two markers at one time.
assert(oakengine_sequence_marker_add(seq, 30, "dup") ==
OAKENGINE_E_STATE);
// Earlier marker sorts in front.
assert(oakengine_sequence_marker_add(seq, 10, "Intro") == OAKENGINE_OK);
assert(oakengine_sequence_marker_count(seq) == 2);
assert(oakengine_sequence_marker_at(seq, 0, &ts, name, sizeof(name), NULL) ==
OAKENGINE_OK);
assert(ts == 10 && strcmp(name, "Intro") == 0);
assert(oakengine_sequence_marker_at(seq, 1, &ts, name, sizeof(name), NULL) ==
OAKENGINE_OK);
assert(ts == 30 && strcmp(name, "Chapter 1") == 0);
assert(oakengine_sequence_marker_at(seq, 2, &ts, name, sizeof(name), NULL) ==
OAKENGINE_E_NOT_FOUND);
// Rename with undo/redo.
assert(oakengine_sequence_marker_rename(seq, 30, "Chapter 2") ==
OAKENGINE_OK);
assert(oakengine_sequence_marker_at(seq, 1, &ts, name, sizeof(name), NULL) ==
OAKENGINE_OK);
assert(strcmp(name, "Chapter 2") == 0);
assert(oakengine_sequence_marker_rename(seq, 77, "nope") ==
OAKENGINE_E_NOT_FOUND);
assert(oakengine_project_undo(project) == OAKENGINE_OK);
assert(oakengine_sequence_marker_at(seq, 1, &ts, name, sizeof(name), NULL) ==
OAKENGINE_OK);
assert(strcmp(name, "Chapter 1") == 0);
assert(oakengine_project_redo(project) == OAKENGINE_OK);
assert(oakengine_sequence_marker_at(seq, 1, &ts, name, sizeof(name), NULL) ==
OAKENGINE_OK);
assert(strcmp(name, "Chapter 2") == 0);
// Remove with undo; removing again reports not found.
assert(oakengine_sequence_marker_remove(seq, 10) == OAKENGINE_OK);
assert(oakengine_sequence_marker_count(seq) == 1);
assert(oakengine_sequence_marker_remove(seq, 10) ==
OAKENGINE_E_NOT_FOUND);
assert(oakengine_project_undo(project) == OAKENGINE_OK);
assert(oakengine_sequence_marker_count(seq) == 2);
// NULL safety.
assert(oakengine_sequence_marker_add(NULL, 0, "x") ==
OAKENGINE_E_INVALID);
assert(oakengine_sequence_marker_remove(NULL, 0) ==
OAKENGINE_E_INVALID);
assert(oakengine_sequence_marker_rename(NULL, 0, "x") ==
OAKENGINE_E_INVALID);
assert(oakengine_sequence_remove_track(NULL, OAKENGINE_TRACK_TYPE_VIDEO,
0) == OAKENGINE_E_INVALID);
oakengine_project_free(project);
}
static void test_sequence_params(void)
{
OakEngineProject *project = oakengine_project_create();
assert(project != NULL);
assert(oakengine_project_new(project) == OAKENGINE_OK);
OakEngineSequence *seq = oakengine_sequence_new(project, "Params");
assert(seq != NULL);
int w = 0, h = 0, fn = 0, fd = 0, pn = 0, pd = 0, il = -1, fmt = -1,
div = 0;
assert(oakengine_sequence_get_video_params_ex(seq, &w, &h, &fn, &fd, &pn,
&pd, &il, &fmt,
&div) == OAKENGINE_OK);
const int base_w = w, base_h = h, base_div = div;
assert(base_w > 0 && base_h > 0 && fn > 0 && fd > 0 && div >= 1);
assert(oakengine_sequence_get_video_params_ex(NULL, &w, &h, &fn, &fd,
&pn, &pd, &il, &fmt,
&div) == OAKENGINE_E_INVALID);
// Full video parameter write (f32 = 4, bottom-first = 2) + readback.
assert(oakengine_sequence_set_video_params(seq, 1280, 720, 24, 1, 1, 1, 2,
4, 1) == OAKENGINE_OK);
assert(oakengine_sequence_get_video_params_ex(seq, &w, &h, &fn, &fd, &pn,
&pd, &il, &fmt,
&div) == OAKENGINE_OK);
assert(w == 1280 && h == 720 && fn == 24 && fd == 1);
assert(pn == 1 && pd == 1 && il == 2 && fmt == 4 && div == base_div);
int gn = 0, gd = 0;
assert(oakengine_sequence_get_frame_rate(seq, &gn, &gd) == OAKENGINE_OK);
assert(gn == 24 && gd == 1);
// Partial update: -1 leaves the other fields unchanged.
assert(oakengine_sequence_set_video_params(seq, 640, -1, -1, -1, -1, -1,
-1, -1, 1) == OAKENGINE_OK);
assert(oakengine_sequence_get_video_params_ex(seq, &w, &h, &fn, &fd, &pn,
&pd, &il, &fmt,
&div) == OAKENGINE_OK);
assert(w == 640 && h == 720 && fn == 24 && il == 2);
// Invalid values: zero size, half a rational pair, out-of-range enum.
assert(oakengine_sequence_set_video_params(seq, 0, 720, -1, -1, -1, -1,
-1, -1,
1) == OAKENGINE_E_INVALID);
assert(oakengine_sequence_set_video_params(seq, -1, -1, 24, -1, -1, -1,
-1, -1,
1) == OAKENGINE_E_INVALID);
assert(oakengine_sequence_set_video_params(seq, -1, -1, -1, -1, -1, -1, 3,
-1,
1) == OAKENGINE_E_INVALID);
assert(oakengine_sequence_set_video_params(seq, -1, -1, -1, -1, -1, -1,
-1, 5,
1) == OAKENGINE_E_INVALID);
assert(oakengine_sequence_set_video_params(NULL, 1, 1, -1, -1, -1, -1, -1,
-1,
1) == OAKENGINE_E_INVALID);
// Undo restores step by step (partial write, then full write).
assert(oakengine_project_undo(project) == OAKENGINE_OK);
assert(oakengine_sequence_get_video_params_ex(seq, &w, &h, &fn, &fd, &pn,
&pd, &il, &fmt,
&div) == OAKENGINE_OK);
assert(w == 1280 && h == 720);
assert(oakengine_project_undo(project) == OAKENGINE_OK);
assert(oakengine_sequence_get_video_params_ex(seq, &w, &h, &fn, &fd, &pn,
&pd, &il, &fmt,
&div) == OAKENGINE_OK);
assert(w == base_w && h == base_h);
// Audio round trip; 0 / <= 0 leaves the field unchanged.
int sr = 0;
uint64_t layout = 0;
assert(oakengine_sequence_get_audio_params(seq, &sr, &layout) ==
OAKENGINE_OK);
assert(sr > 0 && layout != 0);
const int base_sr = sr;
const uint64_t base_layout = layout;
assert(oakengine_sequence_set_audio_params(seq, 44100, 3, 1) ==
OAKENGINE_OK);
assert(oakengine_sequence_get_audio_params(seq, &sr, &layout) ==
OAKENGINE_OK);
assert(sr == 44100 && layout == 3);
assert(oakengine_sequence_set_audio_params(seq, 48000, 0, 1) ==
OAKENGINE_OK);
assert(oakengine_sequence_get_audio_params(seq, &sr, &layout) ==
OAKENGINE_OK);
assert(sr == 48000 && layout == 3);
assert(oakengine_sequence_set_audio_params(NULL, 48000, 3, 1) ==
OAKENGINE_E_INVALID);
assert(oakengine_sequence_get_audio_params(NULL, &sr, &layout) ==
OAKENGINE_E_INVALID);
assert(oakengine_project_undo(project) == OAKENGINE_OK);
assert(oakengine_project_undo(project) == OAKENGINE_OK);
assert(oakengine_sequence_get_audio_params(seq, &sr, &layout) ==
OAKENGINE_OK);
assert(sr == base_sr && layout == base_layout);
// Preview divider; the other video params stay untouched.
assert(oakengine_sequence_get_preview_divider(seq) == base_div);
assert(oakengine_sequence_set_preview_divider(seq, 4, 1) == OAKENGINE_OK);
assert(oakengine_sequence_get_preview_divider(seq) == 4);
assert(oakengine_sequence_set_preview_divider(seq, 0, 1) ==
OAKENGINE_E_INVALID);
assert(oakengine_sequence_set_preview_divider(NULL, 1, 1) ==
OAKENGINE_E_INVALID);
assert(oakengine_sequence_get_preview_divider(NULL) == 0);
assert(oakengine_sequence_get_video_params_ex(seq, &w, &h, &fn, &fd, &pn,
&pd, &il, &fmt,
&div) == OAKENGINE_OK);
assert(w == base_w && h == base_h && div == 4);
assert(oakengine_project_undo(project) == OAKENGINE_OK);
assert(oakengine_sequence_get_preview_divider(seq) == base_div);
// Auto-cache flag: the engine accessors are stubs (read always 0, write
// ignored), so there is nothing to undo here.
assert(oakengine_sequence_get_video_auto_cache(seq) == 0);
assert(oakengine_sequence_set_video_auto_cache(seq, 1, 1) == OAKENGINE_OK);
assert(oakengine_sequence_get_video_auto_cache(seq) == 0);
assert(oakengine_sequence_get_video_auto_cache(NULL) == 0);
assert(oakengine_sequence_set_video_auto_cache(NULL, 1, 1) ==
OAKENGINE_E_INVALID);
// Label through the node family with the undoable flag.
assert(oakengine_node_set_label_ex((OakEngineNode *)seq, "Renamed", 1) ==
OAKENGINE_OK);
char name[64];
assert(oakengine_sequence_name(seq, name, sizeof(name)) > 0);
assert(strcmp(name, "Renamed") == 0);
assert(oakengine_project_undo(project) == OAKENGINE_OK);
assert(oakengine_sequence_name(seq, name, sizeof(name)) > 0);
assert(strcmp(name, "Params") == 0);
oakengine_project_free(project);
// undoable == 0 applies directly with no undo entry: on a fresh project
// the creation is undone first so the stack is empty (the node stays
// alive under its creation command).
OakEngineProject *p2 = oakengine_project_create();
assert(p2 != NULL);
assert(oakengine_project_new(p2) == OAKENGINE_OK);
OakEngineSequence *s2 = oakengine_sequence_new(p2, "Direct");
assert(s2 != NULL);
assert(oakengine_project_undo(p2) == OAKENGINE_OK);
assert(oakengine_project_can_undo(p2) == 0);
assert(oakengine_sequence_set_video_params(s2, 800, 600, -1, -1, -1, -1,
-1, -1,
0) == OAKENGINE_OK);
assert(oakengine_sequence_get_video_params_ex(s2, &w, &h, &fn, &fd, &pn,
&pd, &il, &fmt,
&div) == OAKENGINE_OK);
assert(w == 800 && h == 600);
assert(oakengine_project_can_undo(p2) == 0);
assert(oakengine_sequence_set_audio_params(s2, 22050, 0, 0) ==
OAKENGINE_OK);
assert(oakengine_sequence_get_audio_params(s2, &sr, &layout) ==
OAKENGINE_OK);
assert(sr == 22050);
assert(oakengine_project_can_undo(p2) == 0);
assert(oakengine_sequence_set_preview_divider(s2, 2, 0) == OAKENGINE_OK);
assert(oakengine_sequence_get_preview_divider(s2) == 2);
assert(oakengine_project_can_undo(p2) == 0);
assert(oakengine_node_set_label_ex((OakEngineNode *)s2, "NoUndo", 0) ==
OAKENGINE_OK);
assert(oakengine_sequence_name(s2, name, sizeof(name)) > 0);
assert(strcmp(name, "NoUndo") == 0);
assert(oakengine_project_can_undo(p2) == 0);
oakengine_project_free(p2);
}
static void test_batch_editing(const char *media_path)
{
OakEngineProject *project = oakengine_project_create();
assert(project != NULL);
assert(oakengine_project_new(project) == OAKENGINE_OK);
OakEngineSequence *seq = oakengine_sequence_new(project, "Batch");
assert(seq != NULL);
assert(oakengine_sequence_add_track(seq, OAKENGINE_TRACK_TYPE_VIDEO) ==
0);
OakEngineFootage *footage =
oakengine_project_import_footage(project, media_path);
assert(footage != NULL);
int64_t in = -1, out = -1;
// Two clips on the video track: [0, 100) and [100, 160).
OakEngineClip *c0 = oakengine_sequence_add_footage_clip(
seq, footage, OAKENGINE_TRACK_TYPE_VIDEO, 0, 0, 100, 0);
OakEngineClip *c1 = oakengine_sequence_add_footage_clip(
seq, footage, OAKENGINE_TRACK_TYPE_VIDEO, 0, 100, 160, 0);
assert(c0 != NULL && c1 != NULL);
assert(oakengine_sequence_clip_count(seq, OAKENGINE_TRACK_TYPE_VIDEO,
0) == 2);
// split_clips at 50: the first clip splits in two.
{
OakEngineClip *arr[1] = { c0 };
assert(oakengine_sequence_split_clips(seq, arr, 1, 50) ==
OAKENGINE_OK);
}
assert(oakengine_sequence_clip_count(seq, OAKENGINE_TRACK_TYPE_VIDEO,
0) == 3);
OakEngineClip *left = oakengine_sequence_clip_at(
seq, OAKENGINE_TRACK_TYPE_VIDEO, 0, 0);
OakEngineClip *right = oakengine_sequence_clip_at(
seq, OAKENGINE_TRACK_TYPE_VIDEO, 0, 1);
assert(oakengine_clip_get_range(left, &in, &out, NULL) == OAKENGINE_OK);
assert(in == 0 && out == 50);
assert(oakengine_clip_get_range(right, &in, &out, NULL) == OAKENGINE_OK);
assert(in == 50 && out == 100);
// Nothing spans 200; invalid arrays are rejected.
{
OakEngineClip *arr[2] = { left, right };
assert(oakengine_sequence_split_clips(seq, arr, 2, 200) ==
OAKENGINE_E_NOT_FOUND);
assert(oakengine_sequence_split_clips(seq, NULL, 1, 50) ==
OAKENGINE_E_INVALID);
assert(oakengine_sequence_split_clips(seq, arr, 0, 50) ==
OAKENGINE_E_INVALID);
assert(oakengine_sequence_split_clips(NULL, arr, 1, 50) ==
OAKENGINE_E_INVALID);
}
// Undo the split.
assert(oakengine_project_undo(project) == OAKENGINE_OK);
assert(oakengine_sequence_clip_count(seq, OAKENGINE_TRACK_TYPE_VIDEO,
0) == 2);
// delete_clips without ripple: a gap is left, the second clip stays.
int rippled = -1;
{
OakEngineClip *arr[1] = { c0 };
assert(oakengine_sequence_delete_clips(seq, arr, 1, 0, NULL, 0,
&rippled) == OAKENGINE_OK);
}
assert(rippled == 0);
assert(oakengine_sequence_clip_count(seq, OAKENGINE_TRACK_TYPE_VIDEO,
0) == 1);
assert(oakengine_clip_get_range(c1, &in, &out, NULL) == OAKENGINE_OK);
assert(in == 100 && out == 160);
assert(oakengine_project_undo(project) == OAKENGINE_OK);
assert(oakengine_sequence_clip_count(seq, OAKENGINE_TRACK_TYPE_VIDEO,
0) == 2);
// delete_clips with ripple (auto ranges): the second clip shifts left.
rippled = -1;
{
OakEngineClip *arr[1] = { c0 };
assert(oakengine_sequence_delete_clips(seq, arr, 1, 1, NULL, 0,
&rippled) == OAKENGINE_OK);
}
assert(rippled == 1);
assert(oakengine_clip_get_range(c1, &in, &out, NULL) == OAKENGINE_OK);
assert(in == 0 && out == 60);
assert(oakengine_project_undo(project) == OAKENGINE_OK);
assert(oakengine_clip_get_range(c1, &in, &out, NULL) == OAKENGINE_OK);
assert(in == 100 && out == 160);
// delete_clips with an explicit ripple range: same shift.
rippled = -1;
{
OakEngineClip *arr[1] = { c0 };
const int64_t ranges[4] = { OAKENGINE_TRACK_TYPE_VIDEO, 0, 0, 100 };
assert(oakengine_sequence_delete_clips(seq, arr, 1, 1, ranges, 1,
&rippled) == OAKENGINE_OK);
}
assert(rippled == 1);
assert(oakengine_clip_get_range(c1, &in, &out, NULL) == OAKENGINE_OK);
assert(in == 0 && out == 60);
assert(oakengine_project_undo(project) == OAKENGINE_OK);
assert(oakengine_sequence_clip_count(seq, OAKENGINE_TRACK_TYPE_VIDEO,
0) == 2);
// A bad explicit range coordinate is rejected without side effects.
{
OakEngineClip *arr[1] = { c0 };
const int64_t bad[4] = { OAKENGINE_TRACK_TYPE_VIDEO, 9, 0, 100 };
assert(oakengine_sequence_delete_clips(seq, arr, 1, 1, bad, 1,
NULL) == OAKENGINE_E_NOT_FOUND);
}
assert(oakengine_sequence_clip_count(seq, OAKENGINE_TRACK_TYPE_VIDEO,
0) == 2);
assert(oakengine_sequence_delete_clips(NULL, NULL, 0, 0, NULL, 0,
NULL) == OAKENGINE_E_INVALID);
// ripple_delete_range over [0, 100): the area is removed from every
// track and the following content shifts left.
assert(oakengine_sequence_ripple_delete_range(seq, 0, 100) ==
OAKENGINE_OK);
assert(oakengine_sequence_clip_count(seq, OAKENGINE_TRACK_TYPE_VIDEO,
0) == 1);
OakEngineClip *remaining = oakengine_sequence_clip_at(
seq, OAKENGINE_TRACK_TYPE_VIDEO, 0, 0);
assert(oakengine_clip_get_range(remaining, &in, &out, NULL) ==
OAKENGINE_OK);
assert(in == 0 && out == 60);
assert(oakengine_sequence_ripple_delete_range(seq, 100, 100) ==
OAKENGINE_E_INVALID);
assert(oakengine_sequence_ripple_delete_range(seq, -1, 5) ==
OAKENGINE_E_INVALID);
assert(oakengine_sequence_ripple_delete_range(NULL, 0, 1) ==
OAKENGINE_E_INVALID);
assert(oakengine_project_undo(project) == OAKENGINE_OK);
assert(oakengine_sequence_clip_count(seq, OAKENGINE_TRACK_TYPE_VIDEO,
0) == 2);
// Marker with an explicit color.
assert(oakengine_sequence_marker_add_ex(seq, 10, "colored", 5) ==
OAKENGINE_OK);
int color = -1;
int64_t ts = -1;
assert(oakengine_sequence_marker_at(seq, 0, &ts, NULL, 0, &color) ==
OAKENGINE_OK);
assert(ts == 10 && color == 5);
assert(oakengine_project_undo(project) == OAKENGINE_OK);
assert(oakengine_sequence_marker_count(seq) == 0);
oakengine_footage_free(footage);
oakengine_project_free(project);
}
static void test_batch_editing_round2(const char *media_path)
{
OakEngineProject *project = oakengine_project_create();
assert(project != NULL);
assert(oakengine_project_new(project) == OAKENGINE_OK);
OakEngineSequence *seq = oakengine_sequence_new(project, "Batch2");
assert(seq != NULL);
assert(oakengine_sequence_add_track(seq, OAKENGINE_TRACK_TYPE_VIDEO) ==
0);
OakEngineFootage *footage =
oakengine_project_import_footage(project, media_path);
assert(footage != NULL);
int64_t in = -1, out = -1;
OakEngineClip *c0 = oakengine_sequence_add_footage_clip(
seq, footage, OAKENGINE_TRACK_TYPE_VIDEO, 0, 0, 100, 0);
assert(c0 != NULL);
// trim_clips_to: out-edge to 60, then in-edge to 40 (one clip each).
assert(oakengine_sequence_trim_clips_to(seq, 1, 60) == 1);
assert(oakengine_clip_get_range(c0, &in, &out, NULL) == OAKENGINE_OK);
assert(in == 0 && out == 60);
assert(oakengine_project_undo(project) == OAKENGINE_OK);
assert(oakengine_clip_get_range(c0, &in, &out, NULL) == OAKENGINE_OK);
assert(in == 0 && out == 100);
assert(oakengine_sequence_trim_clips_to(seq, 0, 40) == 1);
assert(oakengine_clip_get_range(c0, &in, &out, NULL) == OAKENGINE_OK);
assert(in == 40 && out == 100);
assert(oakengine_project_undo(project) == OAKENGINE_OK);
// Already at the point: nothing qualifies, 0 and no command.
assert(oakengine_sequence_trim_clips_to(seq, 1, 100) == 0);
// Past the content there is no block under the point either (the
// application's edit_to only shortens blocks containing the point).
assert(oakengine_sequence_trim_clips_to(seq, 1, 200) == 0);
assert(oakengine_sequence_trim_clips_to(seq, 0, 200) == 0);
// Invalid arguments.
assert(oakengine_sequence_trim_clips_to(seq, 2, 60) ==
OAKENGINE_E_INVALID);
assert(oakengine_sequence_trim_clips_to(seq, 1, -1) ==
OAKENGINE_E_INVALID);
assert(oakengine_sequence_trim_clips_to(NULL, 1, 60) ==
OAKENGINE_E_INVALID);
assert(oakengine_clip_get_range(c0, &in, &out, NULL) == OAKENGINE_OK);
assert(in == 0 && out == 100);
// ripple_delete_in_to_out (ripple): area removed, workarea disabled,
// one undo entry restores everything including the workarea.
assert(oakengine_sequence_set_workarea(seq, 1, 20, 80) == OAKENGINE_OK);
assert(oakengine_sequence_workarea_is_enabled(seq) == 1);
assert(oakengine_sequence_ripple_delete_in_to_out(seq, 1, 20, 80) ==
OAKENGINE_OK);
assert(oakengine_sequence_workarea_is_enabled(seq) == 0);
assert(oakengine_sequence_clip_count(seq, OAKENGINE_TRACK_TYPE_VIDEO,
0) == 2);
OakEngineClip *piece0 = oakengine_sequence_clip_at(
seq, OAKENGINE_TRACK_TYPE_VIDEO, 0, 0);
OakEngineClip *piece1 = oakengine_sequence_clip_at(
seq, OAKENGINE_TRACK_TYPE_VIDEO, 0, 1);
assert(oakengine_clip_get_range(piece0, &in, &out, NULL) ==
OAKENGINE_OK);
assert(in == 0 && out == 20);
assert(oakengine_clip_get_range(piece1, &in, &out, NULL) ==
OAKENGINE_OK);
assert(in == 20 && out == 40);
assert(oakengine_project_undo(project) == OAKENGINE_OK);
assert(oakengine_sequence_workarea_is_enabled(seq) == 1);
assert(oakengine_sequence_clip_count(seq, OAKENGINE_TRACK_TYPE_VIDEO,
0) == 1);
assert(oakengine_clip_get_range(c0, &in, &out, NULL) == OAKENGINE_OK);
assert(in == 0 && out == 100);
// ripple_delete_in_to_out (no ripple): a gap fills the area, later
// content shifts right by the range length.
assert(oakengine_sequence_ripple_delete_in_to_out(seq, 0, 20, 80) ==
OAKENGINE_OK);
assert(oakengine_sequence_workarea_is_enabled(seq) == 0);
assert(oakengine_sequence_clip_count(seq, OAKENGINE_TRACK_TYPE_VIDEO,
0) == 2);
piece0 = oakengine_sequence_clip_at(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0,
0);
piece1 = oakengine_sequence_clip_at(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0,
1);
assert(oakengine_clip_get_range(piece0, &in, &out, NULL) ==
OAKENGINE_OK);
assert(in == 0 && out == 20);
assert(oakengine_clip_get_range(piece1, &in, &out, NULL) ==
OAKENGINE_OK);
assert(in == 80 && out == 100);
assert(oakengine_project_undo(project) == OAKENGINE_OK);
assert(oakengine_sequence_clip_count(seq, OAKENGINE_TRACK_TYPE_VIDEO,
0) == 1);
// Workarea disabled: rejected; bad range: invalid (range is validated
// before the workarea state).
assert(oakengine_sequence_set_workarea(seq, 0, 20, 80) == OAKENGINE_OK);
assert(oakengine_sequence_ripple_delete_in_to_out(seq, 1, 20, 80) ==
OAKENGINE_E_STATE);
assert(oakengine_sequence_ripple_delete_in_to_out(seq, 1, 80, 20) ==
OAKENGINE_E_INVALID);
assert(oakengine_sequence_ripple_delete_in_to_out(NULL, 1, 20, 80) ==
OAKENGINE_E_INVALID);
// delete_empty_tracks: add an empty audio and an empty subtitle track.
assert(oakengine_sequence_add_track(seq, OAKENGINE_TRACK_TYPE_AUDIO) ==
0);
assert(oakengine_sequence_add_track(seq, OAKENGINE_TRACK_TYPE_SUBTITLE) ==
0);
int v = 0, a = 0, s = 0;
assert(oakengine_sequence_track_count(seq, &v, &a, &s) == OAKENGINE_OK);
assert(v == 1 && a == 1 && s == 1);
// Type-filtered purge first: only the audio track goes.
assert(oakengine_sequence_delete_empty_tracks(
seq, OAKENGINE_TRACK_TYPE_AUDIO) == 1);
assert(oakengine_sequence_track_count(seq, &v, &a, &s) == OAKENGINE_OK);
assert(v == 1 && a == 0 && s == 1);
assert(oakengine_project_undo(project) == OAKENGINE_OK);
assert(oakengine_sequence_track_count(seq, &v, &a, &s) == OAKENGINE_OK);
assert(v == 1 && a == 1 && s == 1);
// All types at once (the application's behavior).
assert(oakengine_sequence_delete_empty_tracks(seq, -1) == 2);
assert(oakengine_sequence_track_count(seq, &v, &a, &s) == OAKENGINE_OK);
assert(v == 1 && a == 0 && s == 0);
assert(oakengine_project_undo(project) == OAKENGINE_OK);
assert(oakengine_sequence_track_count(seq, &v, &a, &s) == OAKENGINE_OK);
assert(v == 1 && a == 1 && s == 1);
// Nothing empty: 0, no command; invalid type rejected.
assert(oakengine_sequence_delete_empty_tracks(
seq, OAKENGINE_TRACK_TYPE_VIDEO) == 0);
assert(oakengine_sequence_delete_empty_tracks(seq, 3) ==
OAKENGINE_E_INVALID);
assert(oakengine_sequence_delete_empty_tracks(NULL, -1) ==
OAKENGINE_E_INVALID);
// marker_remove_many: batch delete by time, one undo entry.
assert(oakengine_sequence_marker_add_ex(seq, 10, "m1", 0) ==
OAKENGINE_OK);
assert(oakengine_sequence_marker_add_ex(seq, 20, "m2", 0) ==
OAKENGINE_OK);
assert(oakengine_sequence_marker_add_ex(seq, 30, "m3", 0) ==
OAKENGINE_OK);
assert(oakengine_sequence_marker_count(seq) == 3);
{
const int64_t times[2] = { 10, 30 };
assert(oakengine_sequence_marker_remove_many(seq, times, 2) == 2);
}
assert(oakengine_sequence_marker_count(seq) == 1);
assert(oakengine_project_undo(project) == OAKENGINE_OK);
assert(oakengine_sequence_marker_count(seq) == 3);
{
const int64_t bad[1] = { 99 };
assert(oakengine_sequence_marker_remove_many(seq, bad, 1) ==
OAKENGINE_E_NOT_FOUND);
}
assert(oakengine_sequence_marker_count(seq) == 3);
assert(oakengine_sequence_marker_remove_many(seq, NULL, 1) ==
OAKENGINE_E_INVALID);
assert(oakengine_sequence_marker_remove_many(seq, NULL, 0) == 0);
assert(oakengine_sequence_marker_remove_many(NULL, NULL, 0) ==
OAKENGINE_E_INVALID);
oakengine_footage_free(footage);
oakengine_project_free(project);
}
static void test_batch_editing_round3(const char *media_path)
{
OakEngineProject *project = oakengine_project_create();
assert(project != NULL);
assert(oakengine_project_new(project) == OAKENGINE_OK);
OakEngineSequence *seq = oakengine_sequence_new(project, "Batch3");
assert(seq != NULL);
assert(oakengine_sequence_add_track(seq, OAKENGINE_TRACK_TYPE_VIDEO) ==
0);
OakEngineFootage *footage =
oakengine_project_import_footage(project, media_path);
assert(footage != NULL);
int64_t in = -1, out = -1;
// Two adjacent clips: [0, 60) and [60, 100).
OakEngineClip *c0 = oakengine_sequence_add_footage_clip(
seq, footage, OAKENGINE_TRACK_TYPE_VIDEO, 0, 0, 60, 0);
OakEngineClip *c1 = oakengine_sequence_add_footage_clip(
seq, footage, OAKENGINE_TRACK_TYPE_VIDEO, 0, 60, 100, 0);
assert(c0 != NULL && c1 != NULL);
OakEngineClip *two[2] = { c0, c1 };
// toggle_enabled flips each clip in one undoable command.
assert(oakengine_clip_is_enabled(c0) == 1 &&
oakengine_clip_is_enabled(c1) == 1);
assert(oakengine_clip_toggle_enabled(two, 2) == 2);
assert(oakengine_clip_is_enabled(c0) == 0 &&
oakengine_clip_is_enabled(c1) == 0);
assert(oakengine_project_undo(project) == OAKENGINE_OK);
assert(oakengine_clip_is_enabled(c0) == 1 &&
oakengine_clip_is_enabled(c1) == 1);
assert(oakengine_clip_toggle_enabled(NULL, 1) == OAKENGINE_E_INVALID);
assert(oakengine_clip_toggle_enabled(two, 0) == 0);
assert(oakengine_clip_is_enabled(NULL) == 0);
// set_linked: link and unlink are one undoable command each.
assert(oakengine_clip_are_linked(c0, c1) == 0);
assert(oakengine_clip_set_linked(two, 2, 1) == OAKENGINE_OK);
assert(oakengine_clip_are_linked(c0, c1) == 1);
assert(oakengine_clip_set_linked(two, 2, 0) == OAKENGINE_OK);
assert(oakengine_clip_are_linked(c0, c1) == 0);
assert(oakengine_project_undo(project) == OAKENGINE_OK);
assert(oakengine_clip_are_linked(c0, c1) == 1);
assert(oakengine_project_undo(project) == OAKENGINE_OK);
assert(oakengine_clip_are_linked(c0, c1) == 0);
assert(oakengine_clip_are_linked(c0, NULL) == 0);
assert(oakengine_clip_set_linked(NULL, 1, 1) == OAKENGINE_E_INVALID);
assert(oakengine_clip_set_linked(two, 0, 1) == OAKENGINE_OK);
// add_default_transition: an in-transition before c0, a dual between
// the adjacent pair and an out-transition after c1 shrink both clips;
// one undo restores the exact ranges.
assert(oakengine_clip_get_range(c0, &in, &out, NULL) == OAKENGINE_OK);
const int64_t c0_in = in, c0_len = out - in;
assert(oakengine_clip_get_range(c1, &in, &out, NULL) == OAKENGINE_OK);
const int64_t c1_len = out - in;
assert(oakengine_sequence_add_default_transition(seq, two, 2) ==
OAKENGINE_OK);
assert(oakengine_clip_get_range(c0, &in, &out, NULL) == OAKENGINE_OK);
assert(in > c0_in && out - in < c0_len);
assert(oakengine_clip_get_range(c1, &in, &out, NULL) == OAKENGINE_OK);
assert(out - in < c1_len);
assert(oakengine_project_undo(project) == OAKENGINE_OK);
assert(oakengine_clip_get_range(c0, &in, &out, NULL) == OAKENGINE_OK);
assert(in == c0_in && out - in == c0_len);
assert(oakengine_clip_get_range(c1, &in, &out, NULL) == OAKENGINE_OK);
assert(out - in == c1_len);
assert(oakengine_sequence_add_default_transition(seq, NULL, 0) ==
OAKENGINE_OK);
assert(oakengine_sequence_add_default_transition(NULL, two, 2) ==
OAKENGINE_E_INVALID);
oakengine_footage_free(footage);
oakengine_project_free(project);
}
static void test_sequence_clip(void)
{
OakEngineProject *project = oakengine_project_create();
assert(project != NULL);
assert(oakengine_project_new(project) == OAKENGINE_OK);
OakEngineSequence *seq = oakengine_sequence_new(project, "Outer");
assert(seq != NULL);
assert(oakengine_sequence_add_track(seq, OAKENGINE_TRACK_TYPE_VIDEO) ==
0);
OakEngineSequence *nested = oakengine_sequence_new(project, "Nested");
assert(nested != NULL);
int64_t in = -1, out = -1, media_in = -1;
// Place the nested sequence as a clip; undo/redo ride the stack.
OakEngineClip *clip = oakengine_sequence_add_sequence_clip(
seq, nested, OAKENGINE_TRACK_TYPE_VIDEO, 0, 10, 40, 5);
assert(clip != NULL);
assert(oakengine_sequence_clip_count(seq, OAKENGINE_TRACK_TYPE_VIDEO,
0) == 1);
assert(oakengine_sequence_clip_at(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0,
0) == clip);
assert(oakengine_clip_get_range(clip, &in, &out, &media_in) ==
OAKENGINE_OK);
assert(in == 10 && out == 40 && media_in == 5);
assert(oakengine_project_undo(project) == OAKENGINE_OK);
assert(oakengine_sequence_clip_count(seq, OAKENGINE_TRACK_TYPE_VIDEO,
0) == 0);
assert(oakengine_project_redo(project) == OAKENGINE_OK);
assert(oakengine_sequence_clip_count(seq, OAKENGINE_TRACK_TYPE_VIDEO,
0) == 1);
assert(oakengine_project_undo(project) == OAKENGINE_OK);
// A sequence cannot nest into itself or into a sequence that
// (indirectly) receives it: place Outer into Nested first, then
// placing Nested into Outer must be refused, all without side
// effects.
assert(oakengine_sequence_add_track(nested, OAKENGINE_TRACK_TYPE_VIDEO) ==
0);
assert(oakengine_sequence_add_sequence_clip(
seq, seq, OAKENGINE_TRACK_TYPE_VIDEO, 0, 0, 10, 0) == NULL);
assert(oakengine_sequence_add_sequence_clip(
nested, seq, OAKENGINE_TRACK_TYPE_VIDEO, 0, 0, 10, 0) != NULL);
assert(oakengine_sequence_add_sequence_clip(
seq, nested, OAKENGINE_TRACK_TYPE_VIDEO, 0, 0, 10, 0) == NULL);
char err[256];
assert(oakengine_sequence_last_error(err, sizeof(err)) > 0);
assert(oakengine_sequence_clip_count(seq, OAKENGINE_TRACK_TYPE_VIDEO,
0) == 0);
// Validation: cross-project, bad track type/index and bad ranges are
// all rejected without side effects.
OakEngineProject *other = oakengine_project_create();
assert(other != NULL);
assert(oakengine_project_new(other) == OAKENGINE_OK);
OakEngineSequence *foreign = oakengine_sequence_new(other, "Foreign");
assert(foreign != NULL);
assert(oakengine_sequence_add_sequence_clip(
seq, foreign, OAKENGINE_TRACK_TYPE_VIDEO, 0, 0, 10, 0) == NULL);
oakengine_project_free(other);
assert(oakengine_sequence_add_sequence_clip(
seq, nested, OAKENGINE_TRACK_TYPE_SUBTITLE, 0, 0, 10,
0) == NULL);
assert(oakengine_sequence_add_sequence_clip(
seq, nested, OAKENGINE_TRACK_TYPE_VIDEO, 5, 0, 10, 0) == NULL);
assert(oakengine_sequence_add_sequence_clip(
seq, nested, OAKENGINE_TRACK_TYPE_VIDEO, 0, 10, 10, 0) == NULL);
assert(oakengine_sequence_add_sequence_clip(
seq, nested, OAKENGINE_TRACK_TYPE_VIDEO, 0, -1, 10, 0) == NULL);
assert(oakengine_sequence_add_sequence_clip(
seq, nested, OAKENGINE_TRACK_TYPE_VIDEO, 0, 0, 10, -1) == NULL);
assert(oakengine_sequence_add_sequence_clip(
NULL, nested, OAKENGINE_TRACK_TYPE_VIDEO, 0, 0, 10, 0) == NULL);
assert(oakengine_sequence_add_sequence_clip(
seq, NULL, OAKENGINE_TRACK_TYPE_VIDEO, 0, 0, 10, 0) == NULL);
assert(oakengine_sequence_clip_count(seq, OAKENGINE_TRACK_TYPE_VIDEO,
0) == 0);
oakengine_project_free(project);
}
// Track queries: oakengine_track_type / oakengine_track_get_length /
// oakengine_track_is_range_free / oakengine_track_height_interval /
// oakengine_track_height_minimum.
static void test_track_queries(const char *media_path)
{
OakEngineProject *project = oakengine_project_create();
assert(project != NULL);
assert(oakengine_project_new(project) == OAKENGINE_OK);
OakEngineSequence *seq = oakengine_sequence_new(project, "Queries");
assert(seq != NULL);
assert(oakengine_sequence_add_track(seq, OAKENGINE_TRACK_TYPE_VIDEO) ==
0);
assert(oakengine_sequence_add_track(seq, OAKENGINE_TRACK_TYPE_AUDIO) ==
0);
OakEngineFootage *footage =
oakengine_project_import_footage(project, media_path);
assert(footage != NULL);
// Clip at [10, 20) on the video track.
OakEngineClip *clip = oakengine_sequence_add_footage_clip(
seq, footage, OAKENGINE_TRACK_TYPE_VIDEO, 0, 10, 20, 0);
assert(clip != NULL);
// Type through the opaque handle.
assert(oakengine_track_type(NULL) == -1);
OakEngineTrack *vtrack = oakengine_sequence_track_at(
seq, OAKENGINE_TRACK_TYPE_VIDEO, 0);
OakEngineTrack *atrack = oakengine_sequence_track_at(
seq, OAKENGINE_TRACK_TYPE_AUDIO, 0);
assert(vtrack != NULL && atrack != NULL);
assert(oakengine_track_type(vtrack) == OAKENGINE_TRACK_TYPE_VIDEO);
assert(oakengine_track_type(atrack) == OAKENGINE_TRACK_TYPE_AUDIO);
assert(oakengine_sequence_track_at(seq, OAKENGINE_TRACK_TYPE_VIDEO, 5) ==
NULL);
assert(oakengine_sequence_track_at(NULL, OAKENGINE_TRACK_TYPE_VIDEO,
0) == NULL);
// Length: the video track ends at 20, the empty audio track at 0.
int64_t length = -1;
assert(oakengine_track_get_length(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0,
&length) == OAKENGINE_OK);
assert(length == 20);
assert(oakengine_track_get_length(seq, OAKENGINE_TRACK_TYPE_AUDIO, 0,
&length) == OAKENGINE_OK);
assert(length == 0);
assert(oakengine_track_get_length(seq, OAKENGINE_TRACK_TYPE_VIDEO, 5,
&length) == OAKENGINE_E_NOT_FOUND);
assert(oakengine_track_get_length(NULL, OAKENGINE_TRACK_TYPE_VIDEO, 0,
&length) == OAKENGINE_E_INVALID);
// Range free: [0, 10) and [20, 30) are free, [15, 25) intersects the
// clip, a zero-length probe at 15 also intersects.
assert(oakengine_track_is_range_free(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0,
0, 10) == 1);
assert(oakengine_track_is_range_free(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0,
20, 30) == 1);
assert(oakengine_track_is_range_free(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0,
15, 25) == 0);
assert(oakengine_track_is_range_free(seq, OAKENGINE_TRACK_TYPE_AUDIO, 0,
15, 25) == 1);
assert(oakengine_track_is_range_free(seq, OAKENGINE_TRACK_TYPE_VIDEO, 5,
0, 10) == OAKENGINE_E_NOT_FOUND);
assert(oakengine_track_is_range_free(seq, OAKENGINE_TRACK_TYPE_VIDEO, 0,
10, 5) == OAKENGINE_E_INVALID);
assert(oakengine_track_is_range_free(NULL, OAKENGINE_TRACK_TYPE_VIDEO, 0,
0, 10) == OAKENGINE_E_INVALID);
// Height constants are positive (minimum 1.5, interval 0.5 in the
// engine; only positivity is contract-level).
assert(oakengine_track_height_interval() > 0.0);
assert(oakengine_track_height_minimum() > 0.0);
oakengine_project_free(project);
}
// ---- Marker handle family (B4c) ----------------------------------------------
static void test_marker_handle_family(void)
{
OakEngineProject *project = oakengine_project_create();
assert(project != NULL);
assert(oakengine_project_new(project) == OAKENGINE_OK);
OakEngineSequence *seq = oakengine_sequence_new(project, "MarkerHandles");
assert(seq != NULL);
OakEngineMarkerList *list =
oakengine_viewer_get_marker_list((OakEngineNode *)seq);
assert(list != NULL);
assert(oakengine_viewer_get_marker_list(NULL) == NULL);
assert(oakengine_marker_list_count(list) == 0);
assert(oakengine_marker_list_count(NULL) == 0);
// Add two markers (rational seconds) through the list family.
assert(oakengine_marker_list_add(list, 4, 1, 6, 1, "Out", 2) ==
OAKENGINE_OK);
assert(oakengine_marker_list_add(list, 1, 1, 2, 1, "In", 0) ==
OAKENGINE_OK);
assert(oakengine_marker_list_count(list) == 2);
// Sorted by time: index 0 is the 1s marker.
OakEngineMarker *m0 = oakengine_marker_list_at(list, 0);
OakEngineMarker *m1 = oakengine_marker_list_at(list, 1);
assert(m0 != NULL && m1 != NULL && m0 != m1);
assert(oakengine_marker_list_at(list, 2) == NULL);
assert(oakengine_marker_list_at(list, -1) == NULL);
int64_t in_num = 0, in_den = 0, out_num = 0, out_den = 0;
assert(oakengine_marker_get_time(m0, &in_num, &in_den, &out_num,
&out_den) == OAKENGINE_OK);
assert(in_num == 1 && in_den == 1 && out_num == 2 && out_den == 1);
char name[64];
assert(oakengine_marker_get_name(m0, name, sizeof(name)) == 2);
assert(strcmp(name, "In") == 0);
assert(oakengine_marker_get_color(m0) == 0);
assert(oakengine_marker_get_color(m1) == 2);
// Lookup by exact in-point.
assert(oakengine_marker_list_marker_at_time(list, 4, 1) == m1);
assert(oakengine_marker_list_marker_at_time(list, 5, 1) == NULL);
// Sibling check: m0 has a sibling at 4s (m1), none at 3s.
assert(oakengine_marker_has_sibling_at_time(m0, 4, 1) == 1);
assert(oakengine_marker_has_sibling_at_time(m0, 3, 1) == 0);
// Live (non-undo) resize, then the undoable commit with the old range.
assert(oakengine_marker_set_time_live(m0, 1, 1, 3, 1) == OAKENGINE_OK);
assert(oakengine_marker_get_time(m0, NULL, NULL, &out_num, &out_den) ==
OAKENGINE_OK);
assert(out_num == 3 && out_den == 1);
assert(oakengine_marker_commit_time(m0, 1, 1, 3, 1, 1, 1, 2, 1,
NULL) == OAKENGINE_OK);
// Undo restores the pre-commit (live) state is NOT reverted (the live
// edit was already applied; undo goes back to the old range).
assert(oakengine_project_undo(project) == OAKENGINE_OK);
assert(oakengine_marker_get_time(m0, NULL, NULL, &out_num, &out_den) ==
OAKENGINE_OK);
assert(out_num == 2 && out_den == 1);
assert(oakengine_project_redo(project) == OAKENGINE_OK);
assert(oakengine_marker_get_time(m0, NULL, NULL, &out_num, &out_den) ==
OAKENGINE_OK);
assert(out_num == 3 && out_den == 1);
// Detached marker creation (used by the UI before adding to a list).
OakEngineMarker *detached = oakengine_marker_create(3, 5, 1, 7, 1,
"Detached");
assert(detached != NULL);
assert(oakengine_marker_get_color(detached) == 3);
assert(oakengine_marker_get_name(detached, name, sizeof(name)) == 8);
assert(strcmp(name, "Detached") == 0);
assert(oakengine_marker_list_count(list) == 2);
oakengine_marker_free(detached);
// Batch properties: recolor + rename both markers as ONE undo entry.
OakEngineMarker *both[2] = { m0, m1 };
assert(oakengine_marker_set_properties(both, 2, 7, "Same", 0, 0, 0, 0,
0, NULL) == OAKENGINE_OK);
assert(oakengine_marker_get_color(m0) == 7);
assert(oakengine_marker_get_color(m1) == 7);
assert(oakengine_marker_get_name(m0, name, sizeof(name)) >= 0);
assert(strcmp(name, "Same") == 0);
assert(oakengine_project_undo(project) == OAKENGINE_OK);
assert(oakengine_marker_get_color(m0) == 0);
assert(oakengine_marker_get_color(m1) == 2);
assert(oakengine_marker_get_name(m0, name, sizeof(name)) >= 0);
assert(strcmp(name, "In") == 0);
assert(oakengine_project_redo(project) == OAKENGINE_OK);
// Single-marker time move through the same batch call.
assert(oakengine_marker_set_properties(both, 1, -1, NULL, 1, 10, 1, 12,
1, NULL) == OAKENGINE_OK);
assert(oakengine_marker_get_time(m0, &in_num, NULL, &out_num, NULL) ==
OAKENGINE_OK);
assert(in_num == 10 && out_num == 12);
assert(oakengine_project_undo(project) == OAKENGINE_OK);
// Remove with undo.
assert(oakengine_marker_remove(m1) == OAKENGINE_OK);
assert(oakengine_marker_list_count(list) == 1);
assert(oakengine_project_undo(project) == OAKENGINE_OK);
assert(oakengine_marker_list_count(list) == 2);
// NULL safety.
assert(oakengine_marker_get_time(NULL, &in_num, NULL, NULL, NULL) ==
OAKENGINE_E_INVALID);
assert(oakengine_marker_get_name(NULL, name, sizeof(name)) ==
OAKENGINE_E_INVALID);
assert(oakengine_marker_get_color(NULL) == -1);
assert(oakengine_marker_has_sibling_at_time(NULL, 1, 1) == 0);
assert(oakengine_marker_set_time_live(NULL, 0, 1, 1, 1) ==
OAKENGINE_E_INVALID);
assert(oakengine_marker_list_add(NULL, 0, 1, 1, 1, "x", 0) ==
OAKENGINE_E_INVALID);
assert(oakengine_marker_remove(NULL) == OAKENGINE_E_INVALID);
assert(oakengine_marker_set_properties(NULL, 1, 0, NULL, 0, 0, 0, 0, 0,
NULL) == OAKENGINE_E_INVALID);
oakengine_project_free(project);
}
// ---- Workarea handle family (B4c) ----------------------------------------------
static void test_workarea_handle_family(void)
{
OakEngineProject *project = oakengine_project_create();
assert(project != NULL);
assert(oakengine_project_new(project) == OAKENGINE_OK);
OakEngineSequence *seq = oakengine_sequence_new(project, "Workarea");
assert(seq != NULL);
// Reset sentinels: k_reset_in is 0, k_reset_out is RATIONAL_MAX.
int64_t ri_num = 0, ri_den = 0, ro_num = 0, ro_den = 0;
oakengine_workarea_reset_in_out(&ri_num, &ri_den, &ro_num, &ro_den);
assert(ri_num == 0 && ri_den > 0);
assert(ro_num > 0 && ro_den > 0);
OakEngineWorkarea *wa =
oakengine_viewer_get_workarea_handle((OakEngineNode *)seq);
assert(wa != NULL);
assert(oakengine_viewer_get_workarea_handle(NULL) == NULL);
// A fresh workarea is disabled.
int enabled = -1;
assert(oakengine_workarea_get(wa, NULL, NULL, NULL, NULL, &enabled) ==
OAKENGINE_OK);
assert(enabled == 0);
// Undoable enable + range change.
assert(oakengine_workarea_set_enabled_undoable(wa, 1, NULL) ==
OAKENGINE_OK);
assert(oakengine_workarea_get(wa, NULL, NULL, NULL, NULL, &enabled) ==
OAKENGINE_OK);
assert(enabled == 1);
assert(oakengine_workarea_set_range_undoable(wa, 1, 2, 3, 2, ri_num,
ri_den, ro_num, ro_den,
NULL) == OAKENGINE_OK);
int64_t in_num = 0, in_den = 0, out_num = 0, out_den = 0;
assert(oakengine_workarea_get(wa, &in_num, &in_den, &out_num, &out_den,
NULL) == OAKENGINE_OK);
assert(in_num == 1 && in_den == 2 && out_num == 3 && out_den == 2);
assert(oakengine_project_undo(project) == OAKENGINE_OK);
assert(oakengine_workarea_get(wa, &in_num, NULL, &out_num, NULL,
NULL) == OAKENGINE_OK);
assert(in_num == ri_num && out_num == ro_num);
assert(oakengine_project_undo(project) == OAKENGINE_OK);
assert(oakengine_workarea_get(wa, NULL, NULL, NULL, NULL, &enabled) ==
OAKENGINE_OK);
assert(enabled == 0);
assert(oakengine_project_redo(project) == OAKENGINE_OK);
assert(oakengine_project_redo(project) == OAKENGINE_OK);
// Standalone workarea: enabled-undoable degrades to a direct apply
// (no project owns it).
OakEngineWorkarea *over = oakengine_workarea_create();
assert(over != NULL);
assert(oakengine_workarea_set_enabled_undoable(over, 1, NULL) ==
OAKENGINE_OK);
assert(oakengine_workarea_get(over, NULL, NULL, NULL, NULL, &enabled) ==
OAKENGINE_OK);
assert(enabled == 1);
assert(oakengine_workarea_set_range(over, 0, 1, 5, 1) == OAKENGINE_OK);
assert(oakengine_workarea_get(over, NULL, NULL, &out_num, &out_den,
NULL) == OAKENGINE_OK);
assert(out_num == 5 && out_den == 1);
oakengine_workarea_free(over);
// NULL safety.
assert(oakengine_workarea_get(NULL, &in_num, NULL, NULL, NULL, NULL) ==
OAKENGINE_E_INVALID);
assert(oakengine_workarea_set_range(NULL, 0, 1, 1, 1) ==
OAKENGINE_E_INVALID);
assert(oakengine_workarea_set_enabled(NULL, 1) == OAKENGINE_E_INVALID);
assert(oakengine_workarea_set_range_undoable(NULL, 0, 1, 1, 1, 0, 1, 1,
1, NULL) ==
OAKENGINE_E_INVALID);
assert(oakengine_workarea_set_enabled_undoable(NULL, 1, NULL) ==
OAKENGINE_E_INVALID);
oakengine_project_free(project);
}
// ---- Clip input ids / media in / cache (B4c) -----------------------------------
static void test_clip_input_ids_and_media(void)
{
// Input id statics: non-null, distinct, and stable across calls.
const char *ids[] = { oakengine_clip_buffer_input_id(),
oakengine_clip_speed_input_id(),
oakengine_clip_reverse_input_id(),
oakengine_clip_maintain_audio_pitch_input_id(),
oakengine_clip_loop_mode_input_id(),
oakengine_clip_auto_cache_input_id() };
for (size_t i = 0; i < sizeof(ids) / sizeof(ids[0]); i++) {
assert(ids[i] != NULL && ids[i][0] != '\0');
for (size_t j = i + 1; j < sizeof(ids) / sizeof(ids[0]); j++) {
assert(strcmp(ids[i], ids[j]) != 0);
}
}
assert(strcmp(oakengine_clip_speed_input_id(), ids[1]) == 0);
OakEngineProject *project = oakengine_project_create();
assert(project != NULL);
assert(oakengine_project_new(project) == OAKENGINE_OK);
OakEngineSequence *seq = oakengine_sequence_new(project, "ClipMedia");
assert(seq != NULL);
assert(oakengine_sequence_add_track(seq, OAKENGINE_TRACK_TYPE_VIDEO) ==
0);
char path[4096];
demo_path(path, sizeof(path));
OakEngineFootage *footage =
oakengine_project_import_footage(project, path);
assert(footage != NULL);
OakEngineClip *clip = oakengine_sequence_add_footage_clip(
seq, footage, OAKENGINE_TRACK_TYPE_VIDEO, 0, 0, 30, 0);
assert(clip != NULL);
// Media in-point: read via the range getter, write undoably.
int64_t media_in = -1;
assert(oakengine_clip_get_range(clip, NULL, NULL, &media_in) ==
OAKENGINE_OK);
assert(media_in == 0);
assert(oakengine_clip_set_media_in(clip, 5, 1) == OAKENGINE_OK);
assert(oakengine_clip_get_range(clip, NULL, NULL, &media_in) ==
OAKENGINE_OK);
assert(media_in == 5);
assert(oakengine_project_undo(project) == OAKENGINE_OK);
assert(oakengine_clip_get_range(clip, NULL, NULL, &media_in) ==
OAKENGINE_OK);
assert(media_in == 0);
assert(oakengine_project_redo(project) == OAKENGINE_OK);
// Non-undoable mode applies directly.
assert(oakengine_clip_set_media_in(clip, 2, 0) == OAKENGINE_OK);
assert(oakengine_clip_get_range(clip, NULL, NULL, &media_in) ==
OAKENGINE_OK);
assert(media_in == 2);
// Cache entry points: smoke calls (headless, no caches to speak of).
oakengine_clip_request_invalidate(clip, 0, 0, 0);
oakengine_clip_request_invalidate(clip, 1, 0, 30);
oakengine_clip_add_cache_passthrough(clip, clip);
oakengine_clip_discard_cache(clip);
// NULL safety.
assert(oakengine_clip_set_media_in(NULL, 0, 1) == OAKENGINE_E_INVALID);
oakengine_clip_request_invalidate(NULL, 0, 0, 0);
oakengine_clip_add_cache_passthrough(NULL, clip);
oakengine_clip_add_cache_passthrough(clip, NULL);
oakengine_clip_discard_cache(NULL);
assert(oakengine_block_is_enabled(NULL) == 0);
assert(oakengine_block_is_enabled((OakEngineBlock *)clip) == 1);
oakengine_footage_free(footage);
oakengine_project_free(project);
}
// ---- Track height helpers / default nodes (B4c) --------------------------------
static void test_track_height_helpers(void)
{
assert(oakengine_track_height_default() > 0.0);
// Round-trip through the pixel conversion.
const int px = oakengine_track_default_height_in_pixels();
assert(px > 0);
assert(oakengine_track_height_internal_to_pixels(
oakengine_track_height_pixels_to_internal(px)) == px);
assert(oakengine_track_height_internal_to_pixels(
oakengine_track_height_default()) == px);
}
static void test_add_default_nodes(void)
{
OakEngineProject *project = oakengine_project_create();
assert(project != NULL);
assert(oakengine_project_new(project) == OAKENGINE_OK);
OakEngineSequence *seq = oakengine_sequence_new(project, "Defaults");
assert(seq != NULL);
int video = -1, audio = -1;
assert(oakengine_sequence_track_count(seq, &video, &audio, NULL) ==
OAKENGINE_OK);
assert(video == 0 && audio == 0);
// Adds one video + one audio track as ONE undo entry.
assert(oakengine_sequence_add_default_nodes(seq) == OAKENGINE_OK);
assert(oakengine_sequence_track_count(seq, &video, &audio, NULL) ==
OAKENGINE_OK);
assert(video == 1 && audio == 1);
assert(oakengine_project_undo(project) == OAKENGINE_OK);
assert(oakengine_sequence_track_count(seq, &video, &audio, NULL) ==
OAKENGINE_OK);
assert(video == 0 && audio == 0);
assert(oakengine_project_redo(project) == OAKENGINE_OK);
assert(oakengine_sequence_track_count(seq, &video, &audio, NULL) ==
OAKENGINE_OK);
assert(video == 1 && audio == 1);
assert(oakengine_sequence_add_default_nodes(NULL) ==
OAKENGINE_E_INVALID);
oakengine_project_free(project);
}
// ---- clip_get_media_range_rational ------------------------------------------
static void test_clip_get_media_range_rational(void)
{
OakEngineProject *project = oakengine_project_create();
assert(project != NULL);
assert(oakengine_project_new(project) == OAKENGINE_OK);
OakEngineSequence *seq = oakengine_sequence_new(project, "MediaRange");
assert(seq != NULL);
assert(oakengine_sequence_add_track(seq, OAKENGINE_TRACK_TYPE_VIDEO) == 0);
char path[4096];
demo_path(path, sizeof(path));
OakEngineFootage *footage =
oakengine_project_import_footage(project, path);
assert(footage != NULL);
OakEngineClip *clip = oakengine_sequence_add_footage_clip(
seq, footage, OAKENGINE_TRACK_TYPE_VIDEO, 0, 0, 30, 0);
assert(clip != NULL);
// NULL handle.
assert(oakengine_clip_get_media_range_rational(NULL, NULL, NULL, NULL,
NULL) ==
OAKENGINE_E_INVALID);
// Valid clip: media range should have a non-zero duration.
int64_t in_num = -1, in_den = -1, out_num = -1, out_den = -1;
assert(oakengine_clip_get_media_range_rational(clip, &in_num, &in_den,
&out_num, &out_den) ==
OAKENGINE_OK);
assert(in_num >= 0 && in_den > 0 && out_num > in_num);
// Partial output pointers (any may be NULL).
assert(oakengine_clip_get_media_range_rational(clip, NULL, &in_den,
&out_num, NULL) ==
OAKENGINE_OK);
assert(oakengine_clip_get_media_range_rational(clip, NULL, NULL, NULL,
NULL) == OAKENGINE_OK);
oakengine_project_free(project);
}
// ---- clip_find_multicam / multicam_switch_source (basic) --------------------
static void test_multicam_basic(void)
{
OakEngineProject *project = oakengine_project_create();
assert(project != NULL);
assert(oakengine_project_new(project) == OAKENGINE_OK);
// clip_find_multicam: NULL clip returns NULL.
assert(oakengine_clip_find_multicam(NULL) == NULL);
// A non-clip node (Solid) returns NULL.
OakEngineNode *solid = oakengine_project_add_node(
project, "org.olivevideoeditor.Olive.solidgenerator");
assert(solid != NULL);
assert(oakengine_clip_find_multicam(solid) == NULL);
// multicam_switch_source: NULL args.
assert(oakengine_multicam_switch_source(NULL, NULL, 0, 0, 0.0, NULL) ==
OAKENGINE_E_INVALID);
assert(oakengine_project_remove_node(project, solid) == OAKENGINE_OK);
oakengine_project_free(project);
}
// ---- marker_list_add_existing -----------------------------------------------
static void test_marker_list_add_existing(void)
{
OakEngineProject *project = oakengine_project_create();
assert(project != NULL);
assert(oakengine_project_new(project) == OAKENGINE_OK);
OakEngineSequence *seq = oakengine_sequence_new(project, "MarkerAdopt");
assert(seq != NULL);
OakEngineMarkerList *list =
oakengine_viewer_get_marker_list((OakEngineNode *)seq);
assert(list != NULL);
// Add a marker to the list, get its handle.
assert(oakengine_marker_list_add(list, 0, 1, 2, 1, "Test", 0) ==
OAKENGINE_OK);
OakEngineMarker *marker = oakengine_marker_list_at(list, 0);
assert(marker != NULL);
// Remove it from the list.
assert(oakengine_marker_remove(marker) == OAKENGINE_OK);
assert(oakengine_marker_list_count(list) == 0);
// add_existing to re-add it.
assert(oakengine_marker_list_add_existing(list, marker) ==
OAKENGINE_OK);
assert(oakengine_marker_list_count(list) == 1);
// NULL list or marker.
assert(oakengine_marker_list_add_existing(NULL, marker) ==
OAKENGINE_E_INVALID);
assert(oakengine_marker_list_add_existing(list, NULL) ==
OAKENGINE_E_INVALID);
oakengine_project_free(project);
}
int main(void)
{
make_tmpdir();
// Sandbox the config/cache/data locations (see oakengine_init_test).
#if !defined(_WIN32)
assert(setenv("XDG_CONFIG_HOME", g_tmpdir, 1) == 0);
assert(setenv("XDG_CACHE_HOME", g_tmpdir, 1) == 0);
assert(setenv("XDG_DATA_HOME", g_tmpdir, 1) == 0);
#endif
assert(oakengine_init(OAKENGINE_INIT_HEADLESS) == OAKENGINE_OK);
OakEngineProject *project = oakengine_project_create();
assert(project != NULL);
assert(oakengine_project_new(project) == OAKENGINE_OK);
OakEngineSequence *seq = oakengine_sequence_new(project, "Edit");
assert(seq != NULL);
char path[4096];
demo_path(path, sizeof(path));
test_add_track(project, seq);
test_add_clip(project, seq, path);
test_cross_project_rejected(path);
test_edit_round2(path);
test_track_structure(path);
test_markers();
test_sequence_params();
test_batch_editing(path);
test_batch_editing_round2(path);
test_batch_editing_round3(path);
test_sequence_clip();
test_track_queries(path);
test_marker_handle_family();
test_workarea_handle_family();
test_clip_input_ids_and_media();
test_track_height_helpers();
test_add_default_nodes();
test_clip_get_media_range_rational();
test_multicam_basic();
test_marker_list_add_existing();
oakengine_project_free(project);
assert(oakengine_shutdown() == OAKENGINE_OK);
printf("oakengine_timeline_edit_test: all assertions passed\n");
return 0;
}