//---------------------------------------------------------------------
//
//  Copyright (c) 1999-2001 Microsoft Corporation
//
//  BDATIF.idl
//
//---------------------------------------------------------------------

cpp_quote("//+-------------------------------------------------------------------------")
cpp_quote("//")
cpp_quote("//  Microsoft Windows")
cpp_quote("//  Copyright (C) 1999-2001 Microsoft Corporation. All Rights Reserved.")
cpp_quote("//")
cpp_quote("//--------------------------------------------------------------------------")
cpp_quote("#if ( _MSC_VER >= 800 )")
cpp_quote("#pragma warning(disable:4201)    /* Nameless struct/union */")
cpp_quote("#endif")
cpp_quote("#if ( _MSC_VER >= 1020 )")
cpp_quote("#pragma once")
cpp_quote("#endif")


//---------------------------------------------------------------------
// IUnknown import idl
//---------------------------------------------------------------------

#ifndef DO_NO_IMPORTS
import "unknwn.idl";
import "strmif.idl";
import "tuner.idl";
#endif


interface IMPEG2_TIF_CONTROL;
interface IATSCChannelInfo;


//******************************************************************************
//
//  IMPEG2_TIF_CONTROL interface
//
//  Implemented by the Microsoft ATSC/DVB BDA Network Provider
//
//      Used by a transport information filter (TIF) to request table
//      sections carried on specific PIDs within the transport stream.
//      The Network Provider Filter will, in turn, do the necessary
//      control on the Demux Filter. All sections are delivered as comlete
//      mpeg2 table sections via the TIF's connection to the Demux Filter.
//
[
    object,
    uuid(F9BAC2F9-4149-4916-B2EF-FAA202326862),
    helpstring("BDA Network Provider Inteface for DVB/ATSC Transport Information Filters"),
    pointer_default(unique)
]
interface IMPEG2_TIF_CONTROL : IUnknown
{

    [helpstring("Used to register a transport analyzer with the Network Provider")]
    HRESULT
    RegisterTIF (
        [in]  IUnknown *    pUnkTIF,
        [in, out] ULONG *   ppvRegistrationContext
        );

    [helpstring("Used to unregister TIF with the Network Provider")]
    HRESULT
    UnregisterTIF (
        [in] ULONG          pvRegistrationContext
        );

    [helpstring("Used to add PSI/SI MPEG2 packet IDs to the TIF's data stream")]
    HRESULT
    AddPIDs (
        [in] ULONG      ulcPIDs,
        [in] ULONG *    pulPIDs
        );

    [helpstring("Used to remove PSI/SI MPEG2 packet IDs from the TIF's data stream")]
    HRESULT
    DeletePIDs (
        [in] ULONG      ulcPIDs,
        [in] ULONG *    pulPIDs
        );

    [helpstring("Returns the number of MPEG2 Packet IDs being filtered into the TIF's input data.")]
    HRESULT
    GetPIDCount (
        [out] ULONG *   pulcPIDs
        );

    [helpstring("Returns the the list of MPEG2 Packet IDs being filtered into the TIF's input data.")]
    HRESULT
    GetPIDs (
        [out] ULONG *   pulcPIDs,
        [out] ULONG *   pulPIDs
        );

}


//******************************************************************************
//
//  ITuneRequestInfo interface
//
//  Implemented by a BDA transport information filter (TIF)
//
//      Used by the BDA Network Provider to obtain network specific
//      information about locating transport streams and aquiring
//      services.
//
//
//      GetLocatorData -
//
//      GetComponentData -
//
//      CreateComponentList -
//
//      GetNextService -
//
//      GetPreviouService -
//
//      GetNextLocator -
//
//      GetPreviousLocator -
//
[
    object,
    uuid(A3B152DF-7A90-4218-AC54-9830BEE8C0B6),
    helpstring("Interface provided by the Mpeg2 Transport Information Filter to supply tuning details."),
    pointer_default(unique)
]
interface ITuneRequestInfo : IUnknown
{

    [helpstring("TIF fills in channel/program locator information for the given tune request.")]
    HRESULT
    GetLocatorData (
        [in]  ITuneRequest *Request
        );

    [helpstring("TIF fills in all network specific component data for the existing component list on the given tune request.")]
    HRESULT
    GetComponentData (
        [in]  ITuneRequest *CurrentRequest
        );

    [helpstring("TIF creates a complete component list and fills in all network specific component data on the given tune request")]
    HRESULT
    CreateComponentList (
        [in]  ITuneRequest *CurrentRequest
        );

    [helpstring("TIF creates a new TuneRequest with channel/program locator information for the next service.")]
    HRESULT
    GetNextProgram (
        [in]  ITuneRequest *CurrentRequest,
        [out, retval] ITuneRequest **TuneRequest
        );

    [helpstring("TIF creates a new TuneRequest with channel/program locator information for the previous service.")]
    HRESULT
    GetPreviousProgram (
        [in]  ITuneRequest *CurrentRequest,
        [out, retval] ITuneRequest **TuneRequest
        );

    [helpstring("TIF creates a new TuneRequest with locator information for the next transport stream.")]
    HRESULT
    GetNextLocator (
        [in]  ITuneRequest *CurrentRequest,
        [out, retval] ITuneRequest **TuneRequest
        );

    [helpstring("TIF creates a new TuneRequest with locator information for the previous transport stream.")]
    HRESULT
    GetPreviousLocator (
        [in]  ITuneRequest *CurrentRequest,
        [out, retval] ITuneRequest **TuneRequest
        );
}
    

//******************************************************************************
//
//  IGuideDataEvent
//
//  This is the guide data event notification callback interface.  The
//  callback interface is registered on a transport analyzer's
//  IConnectionPoint by the event consumer.
//
//  The event consumer MUST NOT BLOCK THE CALLING THREAD.
//
//  If the consumer requires additional information about the event, it
//  should queue the event to a separate thread.    
//
// {EFDA0C80-F395-42c3-9B3C-56B37DEC7BB7}
//
[
    object,
    uuid(EFDA0C80-F395-42c3-9B3C-56B37DEC7BB7),
    helpstring("Consumers of a guide data events must implement this callback interface."),
    pointer_default(unique)
]
interface IGuideDataEvent : IUnknown
{
    //  Indicates that a complete set of guide data has been acquire from
    //  the current transport stream.
    //
    //  MANDATORY - If a transport analyzer supports IGuideDataEvent then
    //              it must supply this event.
    //
    HRESULT GuideDataAcquired(
        );
        
    //  Indicates that information about one or more programs changed.
    //
    //  If varProgramDescriptionID is NULL then the consumer
    //  must get properties for all programs to determine which ones
    //  changed.
    //
    //  MANDATORY - If a transport analyzer supports IGuideDataEvent then
    //              it must supply this event.
    //
    HRESULT ProgramChanged(
        [in] VARIANT    varProgramDescriptionID
        );
        
    //  Indicates that information about one or more services changed.
    //
    //  If varServiceDescriptionID is NULL then the consumer
    //  must get properties for all services to determine which ones
    //  changed.
    //
    //  MANDATORY - If a transport analyzer supports IGuideDataEvent then
    //              it must supply this event.
    //
    HRESULT ServiceChanged(
        [in] VARIANT    varServiceDescriptionID
        );
        
    //  Indicates that information about one or more schedule entries
    //  changed.
    //
    //  If varScheduleEntryDescriptionID is NULL then the consumer
    //  must get properties for all schedule entries to determine which ones
    //  changed.
    //
    //  MANDATORY - If a transport analyzer supports IGuideDataEvent then
    //              it must supply this event.
    //
    HRESULT ScheduleEntryChanged(
        [in] VARIANT    varScheduleEntryDescriptionID
        );
        
    //  Indicates that the program with the given Description.ID
    //  has been deleted.
    //  
    //
    //  Optional - Transport analyzer may supply this event.  Consumer
    //             may return E_NOTIMPL.   
    //
    HRESULT ProgramDeleted(
        [in] VARIANT    varProgramDescriptionID
        );
        
    //  Indicates that the service with the given Description.ID
    //  has been deleted.
    //  
    //
    //  Optional - Transport analyzer may supply this event.  Consumer
    //             may return E_NOTIMPL.   
    //
    HRESULT ServiceDeleted(
        [in] VARIANT    varServiceDescriptionID
        );
        
        
    //  Indicates that the schedule entry with the given Description.ID
    //  has been deleted.
    //  
    //
    //  Optional - Transport analyzer may supply this event.  Consumer
    //             may return E_NOTIMPL.   
    //
    HRESULT ScheduleDeleted(
        [in] VARIANT    varScheduleEntryDescriptionID
        );
}
    

//******************************************************************************
//
//  IGuideDataPropery
//
// {88EC5E58-BB73-41d6-99CE-66C524B8B591}
//
[
    object,
    uuid(88EC5E58-BB73-41d6-99CE-66C524B8B591),
    helpstring("Interface provided by a transport analyzer to represent a guide data property."),
    pointer_default(unique)
]
interface IGuideDataProperty : IUnknown
{
    [propget] HRESULT Name([out] BSTR *pbstrName);
    [propget] HRESULT Language([out] long *idLang);
    [propget] HRESULT Value([out] VARIANT *pvar);
}


//******************************************************************************
//
//  IEnumGuideDataProperties
//
// {AE44423B-4571-475c-AD2C-F40A771D80EF}
//
[
    object,
    uuid(AE44423B-4571-475c-AD2C-F40A771D80EF),
    helpstring("Interface provided by a transport analyzer to enumerate guide data properties."),
    pointer_default(unique)
]
interface IEnumGuideDataProperties : IUnknown
{
    HRESULT Next([in] unsigned long celt, [out] IGuideDataProperty **ppprop, [out] unsigned long *pcelt);
    HRESULT Skip([in] unsigned long celt);
    HRESULT Reset();
    HRESULT Clone([out] IEnumGuideDataProperties **ppenum);
}


//******************************************************************************
//
//  IEnumTuneRequests
//
// {1993299C-CED6-4788-87A3-420067DCE0C7}
//
[
    object,
    uuid(1993299C-CED6-4788-87A3-420067DCE0C7),
    helpstring("Interface provided by a transport analyzer to enumerate service tune requests ."),
    pointer_default(unique)
]
interface IEnumTuneRequests : IUnknown
{
    HRESULT Next([in] unsigned long celt, [out] ITuneRequest **ppprop, [out] unsigned long *pcelt);
    HRESULT Skip([in] unsigned long celt);
    HRESULT Reset();
    HRESULT Clone([out] IEnumTuneRequests **ppenum);
}


//******************************************************************************
//
//  IGuideData
//
// {61571138-5B01-43cd-AEAF-60B784A0BF93}
//
[
    object,
    uuid(61571138-5B01-43cd-AEAF-60B784A0BF93),
    helpstring("Interface provided by a transport analyzer to supply guide data information."),
    pointer_default(unique)
]
interface IGuideData : IUnknown
{
    //-------------------------------------------------------------------------
    //
    //  GetServices
    //      Returns an enumeration of tune requests for all services whose
    //      information is found in the current transport stream.
    //
    //  Parameters
    //
    //      IEnumTuneRequests **
    //          Location in which a reference to the resulting
    //          IEnumTuneRequests is placed.  The caller must release
    //          this reference when finished with it.
    //
    //  Comments
    //      This call is used to enumerate all services whose information
    //      can be found in the service descriptor table. Each tune request
    //      in the IEnumTuneRequest * contains the tune request including the
    //      locator data for the service.
    // 
    [helpstring("Returns an enumeration of services whose information is found in the given transport stream")]
    HRESULT
    GetServices (
        [out, retval]  IEnumTuneRequests **      ppEnumTuneRequests
        );


    //-------------------------------------------------------------------------
    //
    //  GetServiceProperties
    //      Returns an enumeration of all guide data properties for
    //      the service with the given Description.ID.
    //
    //  Parameters
    //      ITuneRequest *  
    //          Pointer to a tune request that contains information needed
    //          to indentify the requested transport stream.
    //          A NULL ITuneRequest * indicates that information about the
    //          current transport stream is requested.
    //
    //      IEnumGuideDataProperties **
    //          Location in which a reference to the resulting
    //          IEnumGuideDataProperties is placed.  The caller must release
    //          this reference when finished with it.
    //
    //  Required Properties
    //      The following properties MUST be included in the returned
    //      property enumeration.
    //
    //      Description.ID
    //          Uniquely identifies a service.
    //
    //      Description.Name
    //          The default name to use for this service in the channel lineup.
    //
    //      Description.Version
    //          Identifies the current version of the properties associated
    //          with this service.
    //
    //      Provider.Name
    //          Name of the service provider (e.g. "KCTS")
    //
    //      Provider.NetworkName
    //          Name of the network on which the service is provided.
    //          (e.g. "PBS")
    //
    //      Service.TuneRequest
    //          Contains a tune request in the variant
    //
    // 
    [helpstring("Returns an enumeration of all guide data properties for the service specified by a tune request.")]
    HRESULT
    GetServiceProperties (
        [in]           ITuneRequest *               pTuneRequest,
        [out, retval]  IEnumGuideDataProperties **  ppEnumProperties
        );

    //-------------------------------------------------------------------------
    //
    //  GetProgramIDs
    //      Returns an enumeration of the unique identifiers (Description.ID)
    //      of programs with description contained in all transport
    //      streams
    //
    //  Parameters
    //
    //      IEnumVARIANT **
    //          Location in which a reference to the resulting
    //          IEnumVARIANT is placed.  The caller must release
    //          this reference when finished with it.
    //
    //  Comments
    //      This call is used to get a list of programs that have
    //      guide data properties in all transport streams.
    //      Each variant returned in the IEnumVARIANT * contains the
    //      unique Description.ID property for a program.
    //      Note that more than on transport stream may contain properties
    //      for the same program.  In this case the properties should be
    //      merged. 
    // 
    [helpstring("Returns an enumeration of the Description.ID property for all programs on the given transport stream.")]
    HRESULT
    GetGuideProgramIDs (
        [out, retval]  IEnumVARIANT **      pEnumPrograms
        );

    //-------------------------------------------------------------------------
    //
    //  GetProgramProperties
    //      Returns an enumeration of all guide data properties for
    //      the program with the given Description.ID.
    //
    //  Parameters
    //      varProgramDescriptionID 
    //          Variant containing the unique identifier for the program
    //          for which properties are requested.
    //
    //      IEnumGuideDataProperties **
    //          Location in which a reference to the resulting
    //          IEnumGuideDataProperties is placed.  The caller must release
    //          this reference when finished with it.
    //
    //  Required Properties
    //      The following properties MUST be included in the returned
    //      property enumeration.
    //
    //      Description.ID
    //          Uniquely identifies a program.
    //
    //      Description.Version
    //          Identifies the current version of the properties associated
    //          with this program.
    //
    //      Description.Title
    //          Human readable title of the program (e.g. "")
    //
    //      Description.Long
    //          A description of the program.
    // 
    [helpstring("Returns an enumeration of all guide data properties for the program with the given Description.ID.")]
    HRESULT
    GetProgramProperties (
        [in]           VARIANT                      varProgramDescriptionID,
        [out, retval]  IEnumGuideDataProperties **  ppEnumProperties
        );

    //-------------------------------------------------------------------------
    //
    //  GetScheduleIDs
    //      Returns an enumeration of the unique identifiers (Description.ID)
    //      transport of schedule entries with description contained in the
    //      given transport stream.
    //
    //  Parameters
    //
    //      IEnumVARIANT **
    //          Location in which a reference to the resulting
    //          IEnumVARIANT is placed.  The caller must release
    //          this reference when finished with it.
    //
    //  Comments
    //      This call is used to get a list of schedule entries that have
    //      guide data properties in all transport streams.
    //      Each variant returned in the IEnumVARIANT * contains the
    //      unique Description.ID property for a schedule entry.
    //      Note that more than on transport stream may contain properties
    //      for the same schedule entry.  In this case the properties
    //      should be merged. 
    // 
    [helpstring("Returns an enumeration of the Description.ID property for all schedule entries in the transport stream specified by a tune request.")]
    HRESULT
    GetScheduleEntryIDs (
        [out, retval]  IEnumVARIANT **      pEnumScheduleEntries
        );

    //-------------------------------------------------------------------------
    //
    //  GetScheduleEntryProperties
    //      Returns an enumeration of all guide data properties for
    //      the schedule entry with the given Description.ID.
    //
    //  Parameters
    //      varScheduleEntryDescriptionID 
    //          Variant containing the unique identifier for the schedule
    //          entry for which properties are requested.
    //
    //      IEnumGuideDataProperties **
    //          Location in which a reference to the resulting
    //          IEnumGuideDataProperties is placed.  The caller must release
    //          this reference when finished with it.
    //
    //  Required Properties
    //      The following properties MUST be included in the returned
    //      property enumeration.
    //
    //      Description.ID
    //          Uniquely identifies a schedule entry.
    //
    //      Description.Version
    //          Identifies the current version of the properties associated
    //          with this program.
    //
    //      Time.Start
    //          The starting time and date of this schedule entry.
    //
    //      Time.End
    //          The ending time and date of this schedule entry.
    //
    //      Schedule.Program
    //          The Description.ID of the program that will play at the
    //          time specified by this schedule entry.
    //
    //      Schedule.Service
    //          The Description.ID of the Service that carries the
    //          program that will play at the time specified by this
    //          schedule entry.
    // 
    [helpstring("Returns an enumeration of all guide data properties for the schedule entry with the given Description.ID.")]
    HRESULT
    GetScheduleEntryProperties (
        [in]           VARIANT                      varScheduleEntryDescriptionID,
        [out, retval]  IEnumGuideDataProperties **  ppEnumProperties
        );

}


//******************************************************************************
//
//  IGuideDataLoader
//
// All Guide Data Loaders MUST implement this interface.  It is how they are
// provided with the IGuideData interface that they will use.
//
// {4764ff7c-fa95-4525-af4d-d32236db9e38}
[
    object,
    uuid(4764ff7c-fa95-4525-af4d-d32236db9e38),
    helpstring("IGuideDataLoader Interface"),
    pointer_default(unique)
]
interface IGuideDataLoader : IUnknown
{
    HRESULT Init([in] IGuideData *pGuideStore);
    HRESULT Terminate();
};

[
    uuid(8224A083-7F8C-432D-B83E-3C5E9BDE3528),
    version(1.0),
    helpstring("psisload 1.0 Type Library")
]
library PSISLOADLib
{
    importlib("stdole32.tlb");
    importlib("stdole2.tlb");

    [
        uuid(14EB8748-1753-4393-95AE-4F7E7A87AAD6),
        helpstring("TIFLoad Class")
    ]
    coclass TIFLoad
    {
        interface IGuideDataLoader;
        interface IGuideDataEvent;
    };
};
