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mergAVAssetTrackGet

Type​

function

Summary​

Get the value of an asset track property

Syntax​

mergAVAssetTrackGet(<pAssetPointer>, <pAssetTrackID>, <pProp>)

Description​

This function also works on an asset composition track.

Parameters​

NameTypeDescription

pAssetPointer

a pointer to the asset in memory

pAssetTrackID

the id of the asset track

pProp

the name of the property requsted which will be one of:

  • enabled
  • estimated data rate
  • extended language tag
  • language code
  • media type
  • natural size
  • natural time scale
  • nominal frame rate
  • self contained
  • time range : start time and duration in milliseconds
  • playable
  • total sample data length
  • preferred volume
  • metadata formats
  • preferred transform : the affine transform that should be applied to the asset track

Value​

NameTypeDescription

return

the property requested

Compatibility and Support​

Introduced

LiveCode 8.0

OS

ios

mac

Platforms

desktop

mobile

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