OGMDecodeInputPin Class Reference

#include <OGMDecodeInputPin.h>

Inheritance diagram for OGMDecodeInputPin:

[legend]Collaboration diagram for OGMDecodeInputPin:


Public Types
enum	eAcceptHeaderResult { AHR_ALL_HEADERS_RECEIVED, AHR_MORE_HEADERS_TO_COME, AHR_INVALID_HEADER, AHR_UNEXPECTED, AHR_NULL_POINTER }
enum	eOGMMediaType { OGM_VIDEO_TYPE, OGM_AUDIO_TYPE, OGM_TEXT_TYPE, OGM_UNKNOWN_TYPE }
Public Member Functions
virtual HRESULT	CheckMediaType (const CMediaType *inMediaType)
virtual LOOG_INT64	convertGranuleToTime (LOOG_INT64 inGranule)
virtual STDMETHODIMP	GetAllocatorRequirements (ALLOCATOR_PROPERTIES *outRequestedProps)
WAVEFORMATEX *	getAudioFormatBlock ()
virtual string	getCodecIdentString ()
virtual string	getCodecShortName ()
eOGMMediaType	getOGMMediaType ()
VIDEOINFOHEADER *	getVideoFormatBlock ()
virtual LOOG_INT64	mustSeekBefore (LOOG_INT64 inGranule)
DECLARE_IUNKNOWN STDMETHODIMP	NonDelegatingQueryInterface (REFIID riid, void **ppv)
	OGMDecodeInputPin (OGMDecodeFilter inParent, HRESULT outHR)
virtual HRESULT	SetMediaType (const CMediaType *inMediaType)
virtual IOggDecoder::eAcceptHeaderResult	showHeaderPacket (OggPacket *inCodecHeaderPacket)
virtual	~OGMDecodeInputPin (void)
Protected Types
enum	eOGMSetupState { VSS_SEEN_NOTHING, VSS_SEEN_BOS, VSS_SEEN_COMMENT, VSS_ALL_HEADERS_SEEN, VSS_ERROR }
Protected Member Functions
bool	handleAudioHeaderPacket (OggPacket *inHeaderPack)
bool	handleHeaderPacket (OggPacket *inHeaderPack)
bool	handleTextHeaderPacket (OggPacket *inHeaderPack)
bool	handleVideoHeaderPacket (OggPacket *inHeaderPack)
Protected Attributes
WAVEFORMATEX *	mAudioFormatBlock
__int64	mGranuleRateDenominator
__int64	mGranuleRateNumerator
eOGMMediaType	mOGMMediaType
eOGMSetupState	mSetupState
VIDEOINFOHEADER *	mVideoFormatBlock
Static Protected Attributes
const unsigned long	OGM_BUFFER_SIZE = 10245123
const unsigned long	OGM_IDENT_HEADER_SIZE = 57
const unsigned long	OGM_NUM_BUFFERS = 50

Member Enumeration Documentation

enum IOggDecoder::eAcceptHeaderResult [inherited]

Enumeration values:

AHR_ALL_HEADERS_RECEIVED

AHR_MORE_HEADERS_TO_COME

AHR_INVALID_HEADER

AHR_UNEXPECTED

AHR_NULL_POINTER

Definition at line 20 of file IOggDecoder.h.

enum OGMDecodeInputPin::eOGMMediaType

Enumeration values:

OGM_VIDEO_TYPE

OGM_AUDIO_TYPE

OGM_TEXT_TYPE

OGM_UNKNOWN_TYPE

Definition at line 62 of file OGMDecodeInputPin.h.
Referenced by getOGMMediaType().

enum OGMDecodeInputPin::eOGMSetupState [protected]

Enumeration values:

VSS_SEEN_NOTHING

VSS_SEEN_BOS

VSS_SEEN_COMMENT

VSS_ALL_HEADERS_SEEN

VSS_ERROR

Definition at line 73 of file OGMDecodeInputPin.h.

Constructor & Destructor Documentation

OGMDecodeInputPin::OGMDecodeInputPin ( OGMDecodeFilter * inParent,

HRESULT * outHR

)

Definition at line 35 of file OGMDecodeInputPin.cpp.

OGMDecodeInputPin::~OGMDecodeInputPin ( void ) [virtual]

Definition at line 47 of file OGMDecodeInputPin.cpp.

Member Function Documentation

HRESULT OGMDecodeInputPin::CheckMediaType ( const CMediaType * inMediaType ) [virtual]

Definition at line 82 of file OGMDecodeInputPin.cpp.
Referenced by OGMDecodeFilter::CheckInputType(), and SetMediaType().

LOOG_INT64 OGMDecodeInputPin::convertGranuleToTime ( LOOG_INT64 inGranule ) [virtual]

Implements IOggDecoder.
Definition at line 117 of file OGMDecodeInputPin.cpp.
References LOOG_INT64, mAudioFormatBlock, mVideoFormatBlock, OGM_AUDIO_TYPE, OGM_TEXT_TYPE, and OGM_VIDEO_TYPE.
Referenced by OGMDecodeFilter::Receive().

HRESULT OGMDecodeInputPin::GetAllocatorRequirements ( ALLOCATOR_PROPERTIES * outRequestedProps ) [virtual]

Definition at line 108 of file OGMDecodeInputPin.cpp.

WAVEFORMATEX* OGMDecodeInputPin::getAudioFormatBlock ( ) [inline]

Definition at line 71 of file OGMDecodeInputPin.h.
Referenced by OGMDecodeFilter::GetMediaType().

string OGMDecodeInputPin::getCodecIdentString ( ) [virtual]

Implements IOggDecoder.
Definition at line 349 of file OGMDecodeInputPin.cpp.

string OGMDecodeInputPin::getCodecShortName ( ) [virtual]

Implements IOggDecoder.
Definition at line 344 of file OGMDecodeInputPin.cpp.

eOGMMediaType OGMDecodeInputPin::getOGMMediaType ( ) [inline]

Definition at line 69 of file OGMDecodeInputPin.h.
References eOGMMediaType.
Referenced by OGMDecodeFilter::GetMediaType().

VIDEOINFOHEADER* OGMDecodeInputPin::getVideoFormatBlock ( ) [inline]

Definition at line 70 of file OGMDecodeInputPin.h.
Referenced by OGMDecodeFilter::GetMediaType().

bool OGMDecodeInputPin::handleAudioHeaderPacket ( OggPacket * inHeaderPack ) [protected]

Definition at line 203 of file OGMDecodeInputPin.cpp.
References iLE_Math::CharArrToInt64(), iLE_Math::charArrToULong(), iLE_Math::charArrToUShort(), mAudioFormatBlock, and OggPacket::packetData().
Referenced by handleHeaderPacket().