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KSAC3_DIALOGUE_LEVEL structure (ksmedia.h)

  • Artikel

The KSAC3_DIALOGUE_LEVEL structure specifies the average volume level of spoken dialog within the audio program encoded in an AC-3 stream.

Syntax

typedef struct {
  ULONG DialogueLevel;
} KSAC3_DIALOGUE_LEVEL, *PKSAC3_DIALOGUE_LEVEL;

Members

DialogueLevel

Specifies how far the average dialog level is below digital 100 percent. Valid values are 1 through 31. The values 1 through 31 are interpreted as -1 decibels through -31 decibels with respect to digital 100 percent.

Remarks

This structure is used by the KSPROPERTY_AC3_BIT_STREAM_MODE property.

For more information about bit stream modes, see the AC-3 specification at the Dolby Laboratories website. The specification is titled Digital Audio Compression Standard (AC-3).

Requirements

Requirement Value
Header ksmedia.h (include Ksmedia.h)

See also

KSPROPERTY_AC3_BIT_STREAM_MODE