Glendale-based Ptch, a startup developing mobile applications for sharing video and photos, has been acquired by Yahoo. Financial terms of the buy were not disclosed. Ptch had been incubated out of DreamWorks. As part of the acquisition, Ptch said it will be shutting down its services on January 2nd. The company had been spun out of DreamWorks animation almost exactly a year ago. Ptch said it will join Yahoo's team to help bolster Yahoo's photo and video platforms.