Method setThumbnail

Telegram/SourceFiles/data/data_document_media.cpp:256–259

}

void DocumentMedia::setThumbnail(QImage thumbnail) {
	_thumbnail = std::make_unique<Image>(std::move(thumbnail));
	_owner->session().notifyDownloaderTaskFinished();
}

QByteArray DocumentMedia::videoThumbnailContent() const {
	return _videoThumbnailBytes;