Raise the maximum input buffer size for the vpx video decoder to 256KB

    def.eDir = OMX_DirInput;

    def.nBufferCountMin = kNumBuffers;

    def.nBufferCountActual = def.nBufferCountMin;

    def.nBufferSize = 8192;

    def.nBufferSize = 256 * 1024;

    def.bEnabled = OMX_TRUE;

    def.bPopulated = OMX_FALSE;

    def.eDomain = OMX_PortDomainVideo;