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TOC_ENTRY_DESCRIPTOR Structure

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The TOC_ENTRY_DESCRIPTOR structure holds descriptive information for an entry in a table of contents. An entry in a table of contents describes a portion of a media file. For example, an entry might describe a ten-second chunk of video that starts 90 seconds after the beginning of a video file.

Syntax

typedef struct _TOC_ENTRY_DESCRIPTOR {
  QWORD qwStartTime;
  QWORD qwEndTime;
  QWORD qwStartPacketOffset;
  QWORD qwEndPacketOffset;
  QWORD qwRepresentativeFrameTime;
} TOC_ENTRY_DESCRIPTOR;

Members

  • qwStartTime
    The start time, in 100-nanosecond units, of the portion of a media file represented by an entry in a table of contents.

  • qwEndTime
    The end time, in 100-nanosecond units, of the portion of a media file represented by an entry in a table of contents.

  • qwStartPacketOffset
    Not used.

  • qwEndPacketOffset
    Not used.

  • qwRepresentativeFrameTime
    The presentation time, in 100-nanosecond units, of a frame that is a good representation of the entry. This frame could be used for a thumbnail image that represents the entry.

Requirements

Minimum supported client

 Windows Vista

Minimum supported server

 Windows Server 2008

Header

 Wmcodecdsp.h

See Also

Table of Contents Parser Structures

 

 

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Build date: 4/7/2010