diff options
Diffstat (limited to 'sdk/dx8sdk/Include/DShowIDL/sbe.idl')
| -rw-r--r-- | sdk/dx8sdk/Include/DShowIDL/sbe.idl | 1348 |
1 files changed, 1348 insertions, 0 deletions
diff --git a/sdk/dx8sdk/Include/DShowIDL/sbe.idl b/sdk/dx8sdk/Include/DShowIDL/sbe.idl new file mode 100644 index 00000000..246b148c --- /dev/null +++ b/sdk/dx8sdk/Include/DShowIDL/sbe.idl @@ -0,0 +1,1348 @@ + +/*++ + + Copyright (c) 2002 Microsoft Corporation + + Module Name: + + sbe.idl + + Abstract: + + This module the StreamBuffer interface definitions & CLSIDs, public + +--*/ + +import "unknwn.idl" ; +import "wtypes.idl" ; +import "objidl.idl"; +import "strmif.idl" ; + +// ============================================================================ + +// interfaces +interface IStreamBufferSink ; // locking & recording +interface IStreamBufferSink2 ; // ext locking +interface IStreamBufferSink3 ; // specify the minimum +interface IStreamBufferSource ; // associates with IStreamBufferSink +interface IStreamBufferRecordControl ; // recording control +interface IStreamBufferRecordingAttribute ; // StreamBuffer attribute creation +interface IEnumStreamBufferRecordingAttrib ; // StreamBuffer attribute enumeration +interface IStreamBufferConfigure ; // configuration interface +interface IStreamBufferConfigure2 ; // configuration interface; more +interface IStreamBufferMediaSeeking ; // IMediaSeeking but with different GUID +interface IStreamBufferMediaSeeking2 ; // + available filter & frame rate on FF/RW +interface IStreamBufferPolicy ; // StreamBuffer policies +interface IStreamBufferInitialize ; // allows 3rd party app to set HKEY +interface IStreamBufferDataCounters ; // collect data rate from the pins + +[ + object, + uuid(9ce50f2d-6ba7-40fb-a034-50b1a674ec78), + pointer_default(unique) +] +[local] interface IStreamBufferInitialize : IUnknown +{ + /*++ + ------------------------------------------------------------------------ + SetHKEY () + + Implemented on StreamBufferStreamSink and StreamBufferSource filters. + Gives a hosting application the ability to specify HKEY root in + registry. This method must called **early**: after the filter is + instantiated, but before StreamBufferSource is locked (explicitly or + implicitely) if calling the method on StreamBufferSource, or before + a source is set (via IStreamBufferSource or IFileSourceFilter) if + calling the method on StreamBufferStreamSource. If a call is made + after either filter has been initialized internally, the call will + fail with E_UNEXPECTED. The hosting application is responsible for + ensuring that the HKEY passed in is writable & readable per the + logged-on user privileges. The HKEY is duplicated internally, + so the caller can close it after making this call. + --*/ + HRESULT + SetHKEY ( + [in] HKEY hkeyRoot + ) ; + + /*++ + ------------------------------------------------------------------------ + SetSIDs () + + Implemented on StreamBufferStreamSink and StreamBufferSource filters. + Provides a way for the hosting application to specify security-level + sharing between capture and render processes and contexts. By + default security attributes are inherited from the hosting process, + unless the application overrides the defaults and provides them via + this method. + --*/ + HRESULT + SetSIDs ( + [in] DWORD cSIDs, + [in, size_is (cSIDs)] PSID * ppSID + ) ; +} ; + +/*++ + ============================================================================ + ============================================================================ + IStreamBufferSink + + Stream Source interface; + implemented on the StreamBufferSink filter; + Only way to get a recorder object's IUnknown (object will subsequently + be associated with this Sink) +--*/ + +enum { + RECORDING_TYPE_CONTENT = 0, // no post-recording or overlapped + RECORDING_TYPE_REFERENCE, // allows post-recording & overlapped +} ; + +[ + object, + uuid(afd1f242-7efd-45ee-ba4e-407a25c9a77a), + pointer_default(unique) +] +interface IStreamBufferSink : IUnknown +{ + /*++ + ------------------------------------------------------------------------ + LockProfile () + + 1. Locks the profile; + 2. No *new* input pin connections will be accepted; + 3. Existing pins that are, or have ever been, connected can be + reconnected if the media type is exactly the same as the first + successful connection; + 4. Can be called multiple times with the same parameter as the initial + LockProfile() call was made with i.e. more than once with NULL if + initially locked with NULL, or more than once with a string if + initially locked with a string; if the profile is already locked, + and the parameters are the same, returns S_FALSE, else the call + fails (if trying to lock a locked profile with a different + parameter) + 5. Must be called before the filter that implements this interface is + ever run; when it is run, it locks implicitely and this method has + no effect if called with NULL parameters, or fails if called with + non-NULL parameter for the reasons listed above; + 6. Errors with VFW_E_UNSUPPORTED_STREAM if there are no streams in the + profile; + + Parameter Detail + ---------------- + + pszStreamBufferFilename + + Is a NULL-terminated filename string. If the content written by + this sink is to be shared cross-process, this parameter specifies a + filename that will be opened by any reader(s) to read & render the + content sent into the sink. + + Can be NULL (not specified) + + Must be a full-path filename; if no path is specified, the file is + created in a "current" directory + + If the file already exists, the call fails + + Is opened with DELETE_ON_CLOSE flag, so is automatically deleted + when the sink is unlocked, or when the hosting process terminates + --*/ + HRESULT + LockProfile ( + [in] LPCWSTR pszStreamBufferFilename + ) ; + + /*++ + ------------------------------------------------------------------------ + CreateRecorder () + + 1. Returns a *new* recorder object's IUnknown; + 2. Caller can call QueryInterface() on the returned pointer to get + interface pointers to configure & control the recording; + 3. Returned IUnknown pointer is ref'd & must be Release()'d by the + caller + 4. IStreamBufferSink interface must have been locked (explicitely or + implicitely) prior to call + + To create an ordinary recording, specify RECORDING_TYPE_CONTENT for the + dwRecordType parammeter. This will record the content directly into + the specified file. These recording types only accept start and stop + times that occur in the future. + + A recording of type RECORDING_TYPE_REFERENCE generates a small file + that references content saved in temporary storage. Recordings of this + type can have start and stop times that occurs in the past, and can + overlap other same-type recordings. + + Reference recording *content* will be saved in the same subdirectory as + the specified reference file, but with hidden and system attributes. + The naming convention of the files will append a _1.sbe, _2.sbe, etc... + to the filename (minus extension) specified in the call e.g. a + "seinfeld01.sbe" reference file will have saved content in hidden + and system files "seinfeld01_1.sbe", "seinfeld01_2.sbe", etc... + + --*/ + HRESULT + CreateRecorder ( + [in] LPCWSTR pszFilename, + [in] DWORD dwRecordType, // RECORDING_TYPE_CONTENT or RECORDING_TYPE_REFERENCE + [out] IUnknown ** pRecordingIUnknown + ) ; + + /*++ + ------------------------------------------------------------------------ + IsProfileLocked () + + 1. Returns S_OK if the profile is locked and S_FALSE if it is not. + 2. Returns E_FAIL on error. + --*/ + HRESULT + IsProfileLocked ( + ) ; +} ; + +/*++ + ============================================================================ + ============================================================================ + IStreamBufferSink2 () + + Stream Source interface; + implemented on the StreamBufferSink filter; +--*/ +[ + object, + uuid(DB94A660-F4FB-4bfa-BCC6-FE159A4EEA93), + pointer_default(unique) +] +interface IStreamBufferSink2 : IStreamBufferSink +{ + /*++ + ------------------------------------------------------------------------ + UnlockProfile () + + 1. Unlocks a profile explicitely. + 2. Is a noop if the sink is not locked & returns S_FALSE. + 3. Can only be called when the graph & filter are stopped. + 4. Since recordings are bound to the "lock session", incomplete + recordings i.e. those that have never been started, are + invalidated & must be re-created under the next "lock session". + 5. Profile still unlocks implicitly when the filter is stopped. + --*/ + HRESULT + UnlockProfile ( + ) ; +} ; + +/*++ + ============================================================================ + ============================================================================ + IStreamBufferSink3 () + + Stream Source interface; + implemented on the StreamBufferSink filter; +--*/ +[ + object, + uuid(974723f2-887a-4452-9366-2cff3057bc8f), + pointer_default(unique) +] +interface IStreamBufferSink3 : IStreamBufferSink2 +{ + /*++ + ----------------------------------------------------------------------- + SetAvailableFilter () + + Bounds the minimum. This affects readers so they cannot seek past + the specified minimum. + + Parameter Detail + ---------------- + + prtMin + + min time relative to "now" + + cannot be NULL + + [in]: time, specified relative to the last sample written, to set + as the minimum time available to readers; valid values are <= 0; + use -MAXLONGLONG if all the backing store should be made available. + + [out]: actual min time; if the [in] value further back than what is + available, the [out] value will be set to the actual time made + available. + + Return Values + ------------- + + success S_OK + + failure error code + --*/ + HRESULT + SetAvailableFilter ( + [in, out] REFERENCE_TIME * prtMin + ) ; +} ; + +/*++ + ============================================================================ + ============================================================================ + IStreamBufferSource () + + Stream Source reader interface; + Implemented on the StreamBufferSource filter; +--*/ +[ + object, + uuid(1c5bd776-6ced-4f44-8164-5eab0e98db12), + pointer_default(unique) +] +interface IStreamBufferSource : IUnknown +{ + /*++ + ------------------------------------------------------------------------ + SetStreamSink () + + 1. Sets the StreamBuffer Sink that streams from this Source; + 2. IStreamBufferSink object must be in the same process as this object; + 3. Interface is AddRef()'d if the call succeeds; + + Parameter Detail + ---------------- + + pIStreamBufferSink + + Sink that will stream to this Source + --*/ + HRESULT + SetStreamSink ( + [in] IStreamBufferSink * pIStreamBufferSink + ) ; +} ; + +/*++ + ============================================================================ + ============================================================================ + IStreamBufferRecordControl + + obtained by QIing IStreamBufferSink::CreateRecorder()-returned IUnknown * +--*/ +[ + object, + uuid(ba9b6c99-f3c7-4ff2-92db-cfdd4851bf31), + pointer_default(unique) +] +interface IStreamBufferRecordControl : IUnknown +{ + /*++ + ------------------------------------------------------------------------ + Start () + + 1. Starts a recording; + 2. Will save to the filename that is specified when this interface's + IUnknown is requested (IStreamBufferSink::CreateRecorder()); + + Parameter Detail + ---------------- + + rtStart + + Start time relative to "now; + + If the recording type is a content recording, can only refer to + seconds in the future; allowed seconds are [0,5] + + If the recording type is a reference recording, can refer to any + time that still has valid content i.e. content that has not yet + become stale + + If the recording is a reference recording and (* prtStart) is + earlier than the earliest still-valid content, the call will reset + it to the earliest content; the value when the recording was + actually started will be [out] + --*/ + HRESULT + Start ( + [in,out] REFERENCE_TIME * prtStart + ) ; + + /*++ + ------------------------------------------------------------------------ + Stop () + + 1. Stops a recording; + 2. Closes out the file; + + Parameter Detail + ---------------- + + rtStart + + Stop time relative to "now; + + If the recording type is a content recording, can only refer to + seconds in the future; allowed seconds are [0,5] + + If the recording type is a reference recording, can refer to any + time that still has valid content i.e. content that has not yet + become stale; stop time cannot be <= start time + --*/ + HRESULT + Stop ( + [in] REFERENCE_TIME rtStop + ) ; + + /*++ + ------------------------------------------------------------------------ + GetRecordingStatus () + + 1. Retrieves the status of the recording + + Parameter Detail + ---------------- + + phResult + + The (current) status of writing or closing the recording file; + + Can be NULL; + + pbStarted + + If supplied, set to a non-zero value if the recording has been + started + + Can be NULL; + + pbStopped + + If supplied, set to a non-zero value if the recording has been + stopped; + + Can be NULL; + + NOTE: If the recording has never been started, it will not be flagged + as stopped. + + --*/ + HRESULT + GetRecordingStatus ( + [out] HRESULT * phResult, + [out] BOOL * pbStarted, + [out] BOOL * pbStopped + ) ; +} ; + +/*++ + ============================================================================ + ============================================================================ + IStreamBufferRecComp + + CoCreateInstance CLSID_StreamBufferComposeRecording and QueryInterface for + this interface; this interface allows the creation of a single target + content recording which consists of a number of concatenated recordings + (reference or content; can mix & match if desired) +--*/ + +[ + object, + uuid(9E259A9B-8815-42ae-B09F-221970B154FD), + pointer_default(unique) +] +interface IStreamBufferRecComp : IUnknown +{ + /*++ + ------------------------------------------------------------------------ + Initialize () + + 1. Initializes for a target recording + + Parameter Detail + ---------------- + + pszTargetFilename + + Sets the target filename + + Fails if the file already exists + + pszSBRecProfileRef + + Must be a completed, SBE-generated recording + + This recording's profile will be used to define the target profile + + Appended files must have exactly the same profile + --*/ + HRESULT + Initialize ( + [in] LPCWSTR pszTargetFilename, + [in] LPCWSTR pszSBRecProfileRef + ) ; + + /*++ + ------------------------------------------------------------------------ + Append () + + 1. appends an entire recording + 2. fails if the recording is live + --*/ + HRESULT + Append ( + [in] LPCWSTR pszSBRecording + ) ; + + /*++ + ------------------------------------------------------------------------ + AppendEx () + + 1. appends the specified portion of the recording; the parameters must + be accurate; the call will not readjust them within the boundaries + 2. the time spread must be at least 2 seconds + 3. fails if the recording is live + --*/ + HRESULT + AppendEx ( + [in] LPCWSTR pszSBRecording, + [in] REFERENCE_TIME rtStart, + [in] REFERENCE_TIME rtStop + ) ; + + /*++ + ------------------------------------------------------------------------ + GetCurrentLength () + + 1. returns the current length of the recording; updates as recordings + are appended; + 2. can be called repeatedly during a Append() call on another + thread; + --*/ + HRESULT + GetCurrentLength ( + [out] DWORD * pcSeconds + ) ; + + /*++ + ------------------------------------------------------------------------ + Close () + + 1. explicitely closes the recording + + 2. final release of interface closes the recording as well + --*/ + HRESULT + Close ( + ) ; + + /*++ + ------------------------------------------------------------------------ + Cancel () + + 1. cancels an in-progress appending operation; has no effect otherwise + --*/ + HRESULT + Cancel ( + ) ; +} ; + +/*++ + ============================================================================ + ============================================================================ + IStreamBufferRecordingAttribute + + obtained by calling QueryInterface on a recorder + + well-known attributes: + + NAME DESCRIPTION + ------------------- ---------------------------------------------------- + + Title String containing the content title. + + Author String containing the name of the content author. + + Description String containing a description of the content. + + Rating String containing a content rating. + + Copyright String containing a content copyright message. + + Duration Quadruple word value containing the playing duration + of the file, in 100-nanosecond units. + + Bitrate Double word value containing the bit rate. + + Seekable Boolean value; true denoting that the content is + seekable. + + Stridable Boolean value, true denoting that the content is + stridable (fast forward and rewind are enabled). + + Broadcast Boolean value; true denoting that the content is not + copyright-protected, and can be broadcast. + + Use_DRM reserved + + DRM_Flags reserved + + DRM_Level reserved + + Is_Protected reserved + + Is_Trusted reserved + + Signature_Name reserved + + HasAudio Boolean, true denoting the content includes an + audio stream. + + HasImage Boolean, true denoting the content includes a still + image stream (such as JPEG images). + + HasScript Boolean, true denoting the content includes a script + stream. + + HasVideo Boolean, true denoting the content includes a video + stream. + + CurrentBitrate Double word containing the current total bitrate, + usually used for MEB (multi-bit rate) streams. + + OptimalBitrate Double word containing the minimum total bitrate + recommended to stream the content and get + maximum quality. + + WM/AlbumTitle String containing the album title. + + WM/Track Double word containing the track number. + + WM/PromotionURL String with a URL to an HTML page that contains + information about products and events (such as + concerts) that are related to this music. + + WM/AlbumCoverURL String with a URL to an HTML page that contains an + image of the album cover and information about + the album. + + WM/Genre String with the genre of the music. + + WM/Year String with the year of publication of the music. + + WM/GenreID + + WM/MCDI + + BannerImageType One member of the WMT_ATTR_IMAGETYPE enumeration + type. + + BannerImageData The actual image data: a bitmap, JPEG, or GIF image. + + + BannerImageURL If the banner image is clicked on then this URL is + activated. + + CopyrightURL An URL to a copyright page. + + NSC_Name String containing the multicast station contact + name (read-only). + + NSC_Address String containing the multicast station contact + address (read-only). + + NSC_Phone String containing the multicast station contact + phone number (read-only). + + NSC_Email String containing the multicast station contact + email address (read-only). + + NSC_Description String containing the multicast station contact + description (read-only). + +--*/ + +cpp_quote( "////////////////////////////////////////////////////////////////" ) +cpp_quote( "//" ) +cpp_quote( "// List of pre-defined attributes " ) +cpp_quote( "//" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingDuration[] =L\"Duration\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingBitrate[] =L\"Bitrate\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingSeekable[] =L\"Seekable\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingStridable[] =L\"Stridable\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingBroadcast[] =L\"Broadcast\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingProtected[] =L\"Is_Protected\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingTrusted[] =L\"Is_Trusted\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingSignature_Name[] =L\"Signature_Name\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingHasAudio[] =L\"HasAudio\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingHasImage[] =L\"HasImage\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingHasScript[] =L\"HasScript\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingHasVideo[] =L\"HasVideo\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingCurrentBitrate[] =L\"CurrentBitrate\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingOptimalBitrate[] =L\"OptimalBitrate\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingHasAttachedImages[] =L\"HasAttachedImages\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingSkipBackward[] =L\"Can_Skip_Backward\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingSkipForward[] =L\"Can_Skip_Forward\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingNumberOfFrames[] =L\"NumberOfFrames\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingFileSize[] =L\"FileSize\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingHasArbitraryDataStream[] =L\"HasArbitraryDataStream\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingHasFileTransferStream[] =L\"HasFileTransferStream\";" ) +cpp_quote( "" ) +cpp_quote( "////////////////////////////////////////////////////////////////" ) +cpp_quote( "//" ) +cpp_quote( "// The content description object supports 5 basic attributes." ) +cpp_quote( "//" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingTitle[] =L\"Title\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingAuthor[] =L\"Author\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingDescription[] =L\"Description\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingRating[] =L\"Rating\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingCopyright[] =L\"Copyright\";" ) +cpp_quote( "" ) +cpp_quote( "////////////////////////////////////////////////////////////////" ) +cpp_quote( "//" ) +cpp_quote( "// These attributes are used to configure DRM using IWMDRMWriter::SetDRMAttribute." ) +cpp_quote( "//" ) +cpp_quote( "static const WCHAR *g_wszStreamBufferRecordingUse_DRM = L\"Use_DRM\";" ) +cpp_quote( "static const WCHAR *g_wszStreamBufferRecordingDRM_Flags = L\"DRM_Flags\";" ) +cpp_quote( "static const WCHAR *g_wszStreamBufferRecordingDRM_Level = L\"DRM_Level\";" ) +cpp_quote( "" ) +cpp_quote( "////////////////////////////////////////////////////////////////" ) +cpp_quote( "//" ) +cpp_quote( "// These are the additional attributes defined in the WM attribute" ) +cpp_quote( "// namespace that give information about the content." ) +cpp_quote( "//" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingAlbumTitle[] =L\"WM/AlbumTitle\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingTrack[] =L\"WM/Track\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingPromotionURL[] =L\"WM/PromotionURL\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingAlbumCoverURL[] =L\"WM/AlbumCoverURL\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingGenre[] =L\"WM/Genre\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingYear[] =L\"WM/Year\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingGenreID[] =L\"WM/GenreID\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingMCDI[] =L\"WM/MCDI\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingComposer[] =L\"WM/Composer\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingLyrics[] =L\"WM/Lyrics\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingTrackNumber[] =L\"WM/TrackNumber\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingToolName[] =L\"WM/ToolName\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingToolVersion[] =L\"WM/ToolVersion\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingIsVBR[] =L\"IsVBR\";" ) + +// +// WM/AlbumArtist is a potentially different value than Author +// +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingAlbumArtist[] =L\"WM/AlbumArtist\";" ) +cpp_quote( "" ) + +cpp_quote( "////////////////////////////////////////////////////////////////" ) +cpp_quote( "//" ) +cpp_quote( "// These optional attributes may be used to give information " ) +cpp_quote( "// about the branding of the content." ) +cpp_quote( "//" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingBannerImageType[] =L\"BannerImageType\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingBannerImageData[] =L\"BannerImageData\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingBannerImageURL[] =L\"BannerImageURL\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingCopyrightURL[] =L\"CopyrightURL\";" ) + +cpp_quote( "////////////////////////////////////////////////////////////////" ) +cpp_quote( "//" ) +cpp_quote( "// Optional attributes, used to give information " ) +cpp_quote( "// about video stream properties." ) +cpp_quote( "//" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingAspectRatioX[] =L\"AspectRatioX\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingAspectRatioY[] =L\"AspectRatioY\";" ) + +cpp_quote( "////////////////////////////////////////////////////////////////" ) +cpp_quote( "//" ) +cpp_quote( "// The NSC file supports the following attributes." ) +cpp_quote( "//" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingNSCName[] =L\"NSC_Name\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingNSCAddress[] =L\"NSC_Address\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingNSCPhone[] =L\"NSC_Phone\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingNSCEmail[] =L\"NSC_Email\";" ) +cpp_quote( "static const WCHAR g_wszStreamBufferRecordingNSCDescription[] =L\"NSC_Description\";" ) +cpp_quote( "" ) + +// +// StreamBuffer Attribute datatypes; +// +typedef enum { + STREAMBUFFER_TYPE_DWORD = 0, + STREAMBUFFER_TYPE_STRING = 1, + STREAMBUFFER_TYPE_BINARY = 2, + STREAMBUFFER_TYPE_BOOL = 3, + STREAMBUFFER_TYPE_QWORD = 4, + STREAMBUFFER_TYPE_WORD = 5, + STREAMBUFFER_TYPE_GUID = 6, +} STREAMBUFFER_ATTR_DATATYPE ; + +[ + object, + uuid(16CA4E03-FE69-4705-BD41-5B7DFC0C95F3), + pointer_default(unique) +] +interface IStreamBufferRecordingAttribute : IUnknown +{ + /*++ + ------------------------------------------------------------------------ + SetAttribute () + + 1. Sets an attribute on a recording object; + 2. Fails if the IStreamBufferRecordControl::Start has already been successfully + called; + 3. If an attribute of the same name already exists, overwrites the old; + --*/ + HRESULT + SetAttribute ( + [in] ULONG ulReserved, + [in] LPCWSTR pszAttributeName, + [in] STREAMBUFFER_ATTR_DATATYPE StreamBufferAttributeType, + [in, size_is (cbAttributeLength)] BYTE * pbAttribute, + [in] WORD cbAttributeLength + ) ; + + /*++ + ------------------------------------------------------------------------ + GetAttributeCount () + + 1. Returns the count of attributes currently set; + --*/ + HRESULT + GetAttributeCount ( + [in] ULONG ulReserved, + [out] WORD * pcAttributes + ) ; + + /*++ + ------------------------------------------------------------------------ + GetAttributeByName () + + 1. Given a name, returns the attribute data; + 2. If the provided buffer is too small, returns VFW_E_BUFFER_OVERFLOW, + and (* pcbLength) contains the minimum required length of the buffer + 3. To learn the length of the attribute, pass in non-NULL pcbLength, + and NULL pbAttribute parameter; [out] value will be the length of + the attribute + --*/ + HRESULT + GetAttributeByName ( + [in] LPCWSTR pszAttributeName, + [in] ULONG * pulReserved, + [out] STREAMBUFFER_ATTR_DATATYPE * pStreamBufferAttributeType, + [out, size_is (* pcbLength)] BYTE * pbAttribute, + [in, out] WORD * pcbLength + ) ; + + /*++ + ------------------------------------------------------------------------ + GetAttributeByIndex () + + 1. Given an 0-based index, returns the attribute name and data + 2. If either buffer is too small, returns VFW_E_BUFFER_OVERFLOW, and + (* pcbLength) and (* pcchNameLength) contain the minimum required + length of each buffer + 3. The length returned by pcchNameLength includes the null-terminator + 4. To learn the length of the name & attribute, pass in non-NULL + pcchNameLength & pcbLength, and NULL pszAttributeName & pbAttribute + parameters; [out] value of the non-NULL parameters will be the + lengths of the name and attribute + --*/ + HRESULT + GetAttributeByIndex ( + [in] WORD wIndex, + [in] ULONG * pulReserved, + [out] WCHAR * pszAttributeName, + [in, out] WORD * pcchNameLength, // includes NULL-terminator; in BYTES + [out] STREAMBUFFER_ATTR_DATATYPE * pStreamBufferAttributeType, + [out, size_is (* pcbLength)] BYTE * pbAttribute, + [in, out] WORD * pcbLength + ) ; + + /*++ + ------------------------------------------------------------------------ + EnumAttributes () + + 1. Returns a StreamBuffer attribute enumeration object that snapshots + the attributes at time-of-call + --*/ + HRESULT + EnumAttributes ( + [out] IEnumStreamBufferRecordingAttrib ** ppIEnumStreamBufferAttrib + ) ; +} ; + +/*++ + ============================================================================ + ============================================================================ + IEnumStreamBufferRecordingAttrib + + obtained by calling IStreamBufferRecordingAttribute::EnumAttributes, or + calling clone on this interface +--*/ + +typedef struct { + LPWSTR pszName ; // allocated by callee; freed by caller + STREAMBUFFER_ATTR_DATATYPE StreamBufferAttributeType ; + BYTE * pbAttribute ; // allocated by callee; freed by caller + WORD cbLength ; +} STREAMBUFFER_ATTRIBUTE ; + +[ + object, + uuid (C18A9162-1E82-4142-8C73-5690FA62FE33), + pointer_default(unique) +] +interface IEnumStreamBufferRecordingAttrib : IUnknown +{ + HRESULT + Next ( + [in] ULONG cRequest, + [in, out, size_is (cRequest)] STREAMBUFFER_ATTRIBUTE * pStreamBufferAttribute, + [out] ULONG * pcReceived + ) ; + + HRESULT + Skip ( + [in] ULONG cRecords + ) ; + + HRESULT + Reset ( + ) ; + + HRESULT + Clone ( + [out] IEnumStreamBufferRecordingAttrib ** ppIEnumStreamBufferAttrib + ) ; +} ; + +/*++ + ============================================================================ + ============================================================================ + IStreamBufferConfigure + +--*/ +[ + object, + uuid(ce14dfae-4098-4af7-bbf7-d6511f835414), + pointer_default(unique) +] +interface IStreamBufferConfigure : IUnknown +{ + /*++ + ------------------------------------------------------------------------ + SetStreamBufferDirectory () + + 1. Sets the directory where all content is saved, ringbuffer & + StreamBuffer; + 2. Creates directory if necessary; + 3. All TEMP files have hidden+system attributes + --*/ + HRESULT + SetDirectory ( + [in] LPCWSTR pszDirectoryName + ) ; + + /*++ + ------------------------------------------------------------------------ + GetStreamBufferDirectory () + + 1. Retrieves previously set backing store directory, or default + location if none was specified + --*/ + HRESULT + GetDirectory ( + [out] LPWSTR * ppszDirectoryName + ) ; + + /*++ + ------------------------------------------------------------------------ + SetBackingFileCount () + + 1. Sets the number of backing files + 2. valid values + + 4 <= min <= 100 + 6 <= max <= 102 + min max delta >= 2 + --*/ + HRESULT + SetBackingFileCount ( + [in] DWORD dwMin, + [in] DWORD dwMax + ) ; + + /*++ + ------------------------------------------------------------------------ + GetBackingFileCount () + + 1. Retrieves previously set backing file counts, or defaults if none + have have been set + --*/ + HRESULT + GetBackingFileCount ( + [out] DWORD * pdwMin, + [out] DWORD * pdwMax + ) ; + + /*++ + ------------------------------------------------------------------------ + SetEachBackingFileDuration () + + 1. Sets the seconds of content each backing file will hold + 2. valid values: + + dwSeconds >= 15 + --*/ + HRESULT + SetBackingFileDuration ( + [in] DWORD dwSeconds + ) ; + + /*++ + ------------------------------------------------------------------------ + GetEachBackingFileDuration () + + 1. Retrieves previously set backing file duration, or default of none + is set + --*/ + HRESULT + GetBackingFileDuration ( + [out] DWORD * pdwSeconds + ) ; +} ; + +/*++ + ============================================================================ + ============================================================================ + IStreamBufferConfigure2 + +--*/ +[ + object, + uuid(53E037BF-3992-4282-AE34-2487B4DAE06B), + pointer_default(unique) +] +interface IStreamBufferConfigure2 : IStreamBufferConfigure +{ + /*++ + ------------------------------------------------------------------------ + SetMultiplexedPacketSize () + + 1. sets the size of the target multiplexed packet size + 2. valid values: + + 8192 <= cbBytesPerPacket <= 65535 + + This is useful if low-bitrate streams are used, and the time to fill a + multiplexed packet is excessive when the default value of 65535 bytes + is used. + --*/ + HRESULT + SetMultiplexedPacketSize ( + [in] DWORD cbBytesPerPacket + ) ; + + /*++ + ------------------------------------------------------------------------ + GetMultiplexedPacketSize () + + 1. gets the size of the target multiplexed packet size + --*/ + HRESULT + GetMultiplexedPacketSize ( + [out] DWORD * pcbBytesPerPacket + ) ; + + /*++ + ------------------------------------------------------------------------ + SetFFTransitionRates () + + 1. sets the fast forward (FF) rates for which the Stream Buffer Engine + transitions from FullFrame to KeyFrame to KeyFrame + Seeks. + 2. valid values: + + 1 < dwMaxFullFrameRate < dwMaxNonSkippingRate + + FF playback transitions from full-frame play, then to all keyframes, + then to keyframes + seekaheads. This method allows the transition + rates to be set. By default they are 4 and 6. If the rate is in (0,4] + all the frames are sent to the codec. If the rate is in (4,6] just + keyframes are sent. If the rate is > 6, then only keyframes are sent, + and a seekahead between keyframes is used that is proportionally + aggressive to the specified rate. + --*/ + HRESULT + SetFFTransitionRates ( + [in] DWORD dwMaxFullFrameRate, + [in] DWORD dwMaxNonSkippingRate + ) ; + + /*++ + ------------------------------------------------------------------------ + GetFFTransitionRates () + + 1. gets the fast forward (FF) rates for which the Stream Buffer Engine + transitions from FullFrame to KeyFrame to KeyFrameWithSeeks. + --*/ + HRESULT + GetFFTransitionRates ( + [out] DWORD * pdwMaxFullFrameRate, + [out] DWORD * pdwMaxNonSkippingRate + ) ; +} ; + +/*++ + ============================================================================ + ============================================================================ + IStreamBufferMediaSeeking + + Implemented on the StreamBufferSource filter. Used to seek and set the + playback rate. + +--*/ + +[ + object, + uuid(f61f5c26-863d-4afa-b0ba-2f81dc978596), + pointer_default(unique) +] +interface IStreamBufferMediaSeeking : IMediaSeeking +{ + // no additional methods have been added +} ; + +/*++ + ============================================================================ + ============================================================================ + IStreamBufferMediaSeeking2 + + Implemented on the StreamBufferSource filter. Used to seek and set the + playback rate. + +--*/ + +[ + object, + uuid(3a439ab0-155f-470a-86a6-9ea54afd6eaf), + pointer_default(unique) +] +interface IStreamBufferMediaSeeking2 : IStreamBufferMediaSeeking +{ + /*++ + ----------------------------------------------------------------------- + SetRateEx () + + Allows the application to override SBE's trick mode seekahead + computation. + + The specified frame rate will, on average, be correct, but may + have some variance if averaged over short periods of time. This is + due to the content's compression schema. + + The frame rate is applied to the video stream, if one exists. If no + video stream exists, the rate call fails. The framerate parameter + (dwFramesPerSec) is ignored when the specified abs(rate) is less than or + equal to the maximum non-skipping rate (see IStreamBufferConfigure2:: + SetFFTransitionRates ()). + + Parameter Detail + ---------------- + + dRate rate at which the content is to be played. + valid values are all rates, excluding the following + range: (-0.1, 0.1) + + dwFramesPerSec frames per second + cannot be 0 + SBE does not enforce this parameter with respect to + the screen refresh rate + ignored if the abs(dRate) value is <= max non- + skipping rate (see IStreamBufferConfigure2:: + SetFFTransitionRates ()). + + Return Values + ------------- + + success S_OK + + failure error code + --*/ + HRESULT + SetRateEx ( + [in] double dRate, + [in] DWORD dwFramesPerSec + ) ; +} ; + + +/*++ + ============================================================================ + ============================================================================ + IStreamBufferDataCounters + + Implemented on the StreamBufferSource & StreamBufferSink filter pins. Used + to get instantaneous traffic counters for the pin. + +--*/ + +typedef struct { + ULONGLONG cDataBytes ; // total sample payload bytes + ULONGLONG cSamplesProcessed ; // samples processed + ULONGLONG cDiscontinuities ; // number of discontinuities + ULONGLONG cSyncPoints ; // number of syncpoints + ULONGLONG cTimestamps ; // number of timestamps +} SBE_PIN_DATA ; + +[ + object, + uuid(9D2A2563-31AB-402e-9A6B-ADB903489440), + pointer_default(unique) +] +interface IStreamBufferDataCounters : IUnknown +{ + // retrieves the instantaneous values in the data structure + HRESULT + GetData ( + [out] SBE_PIN_DATA * pPinData + ) ; + + // sets all the data structure values to 0 + HRESULT + ResetData ( + ) ; +} ; + +/*++ + ============================================================================ + ============================================================================ + events +--*/ + +// see evcode.h comment for range +// stream buffer engine (PVR) 0x0326 - 0x0350 (sbe.idl) + +cpp_quote ("#define STREAMBUFFER_EC_BASE 0x0326") + +cpp_quote ("enum {") +cpp_quote (" // timehole event") +cpp_quote (" // param1 = timehole stream offset ms") +cpp_quote (" // param1 = timehole size ms") +cpp_quote (" STREAMBUFFER_EC_TIMEHOLE = STREAMBUFFER_EC_BASE,") +cpp_quote (" ") +cpp_quote (" STREAMBUFFER_EC_STALE_DATA_READ,") +cpp_quote (" ") +cpp_quote (" STREAMBUFFER_EC_STALE_FILE_DELETED,") +cpp_quote (" STREAMBUFFER_EC_CONTENT_BECOMING_STALE,") +cpp_quote (" STREAMBUFFER_EC_WRITE_FAILURE,") +cpp_quote (" //") +cpp_quote (" // unexpected read failure") +cpp_quote (" // param1 = HRESULT failure") +cpp_quote (" // param2 = undefined") +cpp_quote (" STREAMBUFFER_EC_READ_FAILURE,") +cpp_quote (" //") +cpp_quote (" // playback rate change") +cpp_quote (" // param1 = old_playback_rate * 10000 e.g. 2x is 20000") +cpp_quote (" // param2 = new_playback_rate * 10000") +cpp_quote (" STREAMBUFFER_EC_RATE_CHANGED,") +cpp_quote ("} ;") + +/*++ + ============================================================================ + ============================================================================ + trick mode + + We've extended the 1.0 interfaces as follows: + + 1. source filter presents timestamps that monotonically increase overtime + + 2. flushes should have no effect over queued rate segments + + 3. discontinuities have no effect over queued rate segments + + To use the interface, continue to use AM_KSPROPSETID_TSRateChange, but use + dwPropId that is higher + +--*/ + +#ifdef USE_AM_PROPERTY_TS_RATE_CHANGE_11 +cpp_quote ("typedef enum {") +cpp_quote (" AM_RATE_UseRateVersion = AM_RATE_Step + 1,") +cpp_quote (" AM_RATE_QueryFullFrameRate,") +cpp_quote (" AM_RATE_QueryLastRateSegPTS") +cpp_quote ("} AM_PROPERTY_TS_RATE_CHANGE_11 ;") + +// AM_RATE_QueryRate; this is the max full-frame rate; source filter can use +// up to this; it can use less +cpp_quote ("typedef struct {") +cpp_quote (" LONG lMaxForwardFullFrame ; // rate * 10000") +cpp_quote (" LONG lMaxReverseFullFrame ; // rate * 10000") +cpp_quote ("} AM_QueryRate ;") +#endif // USE_AM_PROPERTY_TS_RATE_CHANGE_11 + +/* +================================================================================ +AM_RATE_UseRateVersion +-------------------------------------------------------------------------------- +Specifies the rate change version to be used. + +The default behavior should be per 1.0. + +Use a WORD value. The high-order byte specifies the minor version (revision) +number; the low-order byte specifies the major version number. On a +little-endian system (e.g. x86), the WORD value version for the contents of +this specification is 0x0101. + +If the specified rate version is not supported, the call should fail with +an E_NOINTERFACE error code. + +================================================================================ +AM_RATE_QueryFullFrameRate +-------------------------------------------------------------------------------- +Allows a source filter to query for maximum full-frame rates the timestamp +scaling filter is capable of. Maximum full-frame forward and reverse rates +are queried for. + +Use AM_QueryRate structure. Timestamp scaling filter must set +lMaxReverseFullFrame struct member to negative rate. + +The sourcing filter can still choose to set the full-frame rate to a value +smaller than the value returned by the timestamp scaling filter. For example, +there may be IO issues that prevent a full-frame playback, even if the timestamp +scaling filter is capable. + +Non-full frame playback will consist of groups of continuous samples sent to +the timestamp scaling filter, separated by discontinuities. The timestamps for +each group of samples will jump across the discontinuities, but still increase +per the RunTimePlus timeline, when compared to RenderTime, once a steady state +runstate has been achieved. + +Note that Rate is used this call, vs. speed. + +================================================================================ +AM_RATE_QueryLastRateSegPTS +-------------------------------------------------------------------------------- +Allows a source filter to query the timestamp scaling filter for the last-set +rate-segment's effective PTS, regardless of rate-segment position. + +Note that Rate is used this call, vs. speed. + +================================================================================ +AM_RATE_SimpleRateChange (with 1.1 semantics) +-------------------------------------------------------------------------------- +If the rate is to be set to the most forward sample, the +AM_SimpleRateChange.StartTime member is set to value -1 by the sourcing filter. +This has meaning to the timestamp scaling filter to set the rate to the most +forward sample, and return that sample's presentation time via the method call's +[out] parameter. + +If the specified rate segment is incompatible, all queued samples with PTS in +rate-incompatible segment can be discarded. + +If the current rate is incompatible i.e. samples are being dropped by the +timestamp scaling filter and it is not keeping an internal queued, it should +fail the querying call (AM_SimpleRateChagne.StartTime = -1) with return error +VFW_E_DVD_WRONG_SPEED. The sourcing filter will then set a rate with an +effective PTS. + +*/ + |