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DVINFO structure (avcstrm.h)

  • Article

The DVINFO structure describes a DV stream format including its default streaming source information and stream control information.

Syntax

typedef struct _DVINFO {
  DWORD dwDVAAuxSrc;
  DWORD dwDVAAuxCtl;
  DWORD dwDVAAuxSrc1;
  DWORD dwDVAAuxCtl1;
  DWORD dwDVVAuxSrc;
  DWORD dwDVVAuxCtl;
  DWORD dwDVReserved[2];
} DVINFO, *PDVINFO;

Members

dwDVAAuxSrc

Specifies the Audio Auxiliary Data Source Pack for the first audio block (first 5 DV DIF sequences for 525-60 systems or 6 DV DIF sequences for 625-50 systems) of a frame. A DIF sequence is a data block that contains 150 DIF blocks. A DIF block consists of 80 bytes. The Audio Auxiliary Data Source Pack is defined in section D.7.1 of Part 2, Annex D, "The Pack Header Table and Contents of Packs" of the Specification of Consumer-use Digital VCRs.

dwDVAAuxCtl

Specifies the Audio Auxiliary Data Source Control Pack for the first audio block of a frame. The Audio Auxiliary Data Control Pack is defined in section D.7.2 of Part 2, Annex D, "The Pack Header Table and Contents of Packs" of the Specification of Consumer-use Digital VCRs.

dwDVAAuxSrc1

Specifies the Audio Auxiliary Data Source Pack for the second audio block (second 5 DV DIF sequences for 525-60 systems or 6 DV DIF sequences for 625-50 systems) of a frame.

dwDVAAuxCtl1

Specifies the Audio Auxiliary Data Source Control Pack for the second audio block of a frame.

dwDVVAuxSrc

Specifies the Video Auxiliary Data Source Pack as defined in section D.8.1 of Part 2, Annex D, "The Pack Header Table and Contents of Packs" of the Specification of Consumer-use Digital VCRs.

dwDVVAuxCtl

Specifies the Video Auxiliary Data Source Control Pack as defined in section D.8.2 of Part 2, Annex D, "The Pack Header Table and Contents of Packs" of the Specification of Consumer-use Digital VCRs.

dwDVReserved[2]

Reserved. This must be set to 0. Do not use this.

Requirements

Requirement Value
Header avcstrm.h (include Avcstrm.h)