Function test_cli_split_video_mkvmerge

tests/test_cli.py:553–598

Test `split-video` command using mkvmerge.

(tmp_path: Path)

@pytest.mark.skipif(condition=not is_mkvmerge_available(), reason="mkvmerge is not available")
def test_cli_split_video_mkvmerge(tmp_path: Path):
    """Test `split-video` command using mkvmerge."""
    assert (
        invoke_scenedetect(
            "-i {VIDEO} -s {STATS} time {TIME} {DETECTOR} split-video -m", output_dir=tmp_path
        )
        == 0
    )
    for scene in range(DEFAULT_NUM_SCENES):
        path = tmp_path / (Path(DEFAULT_VIDEO_PATH).stem + f"-Scene-{1 + scene:03d}.mkv")
        path.unlink(missing_ok=False)
    # If only one scene (just using a few frames), should keep same output template.
    assert (
        invoke_scenedetect(
            "-i {VIDEO} -s {STATS} time -e 3 {DETECTOR} split-video -m", output_dir=tmp_path
        )
        == 0
    )
    path = tmp_path / (Path(DEFAULT_VIDEO_PATH).stem + "-Scene-001.mkv")
    path.unlink(missing_ok=False)
    # -m takes precedence over -c
    assert (
        invoke_scenedetect(
            "-i {VIDEO} -s {STATS} time {TIME} {DETECTOR} split-video -m -c", output_dir=tmp_path
        )
        == 0
    )
    # Custom filename format
    for scene in range(DEFAULT_NUM_SCENES):
        path = tmp_path / (Path(DEFAULT_VIDEO_PATH).stem + f"-Scene-{1 + scene:03d}.mkv")
        path.unlink(missing_ok=False)
    assert (
        invoke_scenedetect(
            "-i {VIDEO} -s {STATS} time {TIME} {DETECTOR} split-video -m -f test$VIDEO_NAME",
            output_dir=tmp_path,
        )
        == 0
    )
    for scene in range(DEFAULT_NUM_SCENES):
        path = tmp_path / ("test" + Path(DEFAULT_VIDEO_PATH).stem + f"-{1 + scene:03d}.mkv")
        path.unlink(missing_ok=False)
    # -a/--args and -m/--mkvmerge are mutually exclusive
    assert invoke_scenedetect(
        '-i {VIDEO} -s {STATS} time {TIME} {DETECTOR} split-video -m -a "-c:v libx264"',
        output_dir=tmp_path,
    )


def test_cli_save_images(tmp_path: Path):