Los Angeles-based Channel M, a venture-funded provider of a digital, out-of-home video network, announced today that it has signed a deal with Park media. Park Media is a provider of software for delivering content to out-of-home networks like Channel M's. Channel M said it will use Park Media's platform to deliver content to its retail customers. Details on the finances behind the deal were not disclosed. Channel M is venture backed by Ascend Venture Group, Benedek Investment Group, Intel Capital and Vintage Fund Management; the firm is targeting the in-store, video advertising market.