ffmpeg_early_probe = defaults->get("FFMPEG_EARLY_PROBE", ffmpeg_early_probe);
ffmpeg_marker_indexes = defaults->get("FFMPEG_MARKER_INDEXES", ffmpeg_marker_indexes);
warn_indexes = defaults->get("WARN_INDEXES", warn_indexes);
ffmpeg_early_probe = defaults->get("FFMPEG_EARLY_PROBE", ffmpeg_early_probe);
ffmpeg_marker_indexes = defaults->get("FFMPEG_MARKER_INDEXES", ffmpeg_marker_indexes);
warn_indexes = defaults->get("WARN_INDEXES", warn_indexes);