Adobe 12040118 Using Help - Page 90

FootageSource alphaMode attribute, FootageSource conformFrameRate attribute, Methods, Description

Page 90 highlights

Help Using Help Reference Back 90 Attribute highQualityFieldSeparation removePulldown loop nativeFrameRate displayFrameRate conformFrameRate Reference Description see "FootageSource highQualityField- specifies how the fields are to be separated in Separation attribute" on page 92 a non-still footage. see "FootageSource removePulldown specifies the Pulldown Type for the footage attribute" on page 94 see "FootageSource loop attribute" on specifies how many times an image sequence page 93 is set to loop see "FootageSource nativeFrameRate the native frame rate of the footage attribute" on page 93 see "FootageSource displayFrameRate the effective frame rate as displayed and ren- attribute" on page 91 dered in compositions by After Effects see "FootageSource conformFrameRate specifies the rate to which footage should con- attribute" on page 90 form Methods Method guessAlphaMode() guessPulldown() Reference Description see "FootageSource guessAlphaMode() guesses the alphaMode setting method" on page 91 see "FootageSource guessPulldown() method" on page 92 guesses the pulldownType setting FootageSource alphaMode attribute app.project.item(index).mainSource.alphaMode app.project.item(index).proxySource.alphaMode Description The alphaMode attribute of footageSource defines how the alpha information in the footage is to be interpreted. If hasAlpha is false, this attribute has no relevant meaning. Type AlphaMode; one of the following (read/write): AlphaMode.IGNORE AlphaMode.STRAIGHT A l p h a M o d e . P R E M U LT I P L I E D FootageSource conformFrameRate attribute app.project.item(index).mainSource.conformFrameRate app.project.item(index).proxySource.conformFrameRate Description The conformFrameRate attribute of FootageSource determines a frame rate to use instead of the nativeFrameRate. If set to 0, the nativeFrameRate will be used instead. Permissible range is [0 .. 99.0]. It is an error to set this value if FootageSource.isStill is true. It is an error to set this value to 0 if removePulldown is not set to PulldownPhase.OFF. If this is 0 when you set removePulldown to a value other than PulldownPhase.OFF, then this will be set to be equal to nativeFrameRate by default. Using Help Back 90

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Reference
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Methods
FootageSource alphaMode attribute
app.project.item(index).mainSource.
alphaMode
app.project.item(index).proxySource.
alphaMode
Description
The alphaMode attribute of footageSource defines how the alpha information in the footage is to be inter-
preted. If hasAlpha is false, this attribute has no relevant meaning.
Type
AlphaMode; one of the following (read/write):
AlphaMode.IGNORE
AlphaMode.STRAIGHT
AlphaMode.PREMULTIPLIED
FootageSource conformFrameRate attribute
app.project.item(index).mainSource.
conformFrameRate
app.project.item(index).proxySource.
conformFrameRate
Description
The conformFrameRate attribute of FootageSource determines a frame rate to use instead of the nativeFram-
eRate. If set to 0, the nativeFrameRate will be used instead. Permissible range is [0 .. 99.0].
It is an error to set this value if FootageSource.isStill is true. It is an error to set this value to 0 if remove-
Pulldown is not set to PulldownPhase.OFF. If this is 0 when you set removePulldown to a value other than
PulldownPhase.OFF, then this will be set to be equal to nativeFrameRate by default.
highQualityFieldSeparation
see “FootageSource highQualityField-
Separation attribute” on page 92
specifies how the fields are to be separated in
a non-still footage.
removePulldown
see “FootageSource removePulldown
attribute” on page 94
specifies the Pulldown Type for the footage
loop
see “FootageSource loop attribute” on
page 93
specifies how many times an image sequence
is set to loop
nativeFrameRate
see “FootageSource nativeFrameRate
attribute” on page 93
the native frame rate of the footage
displayFrameRate
see “FootageSource displayFrameRate
attribute” on page 91
the effective frame rate as displayed and ren-
dered in compositions by After Effects
conformFrameRate
see “FootageSource conformFrameRate
attribute” on page 90
specifies the rate to which footage should con-
form
Method
Reference
Description
guessAlphaMode()
see “FootageSource guessAlphaMode()
method” on page 91
guesses the alphaMode setting
guessPulldown()
see “FootageSource guessPulldown()
method” on page 92
guesses the pulldownType setting
Attribute
Reference
Description