Android APIs
public final class

ScriptIntrinsicConvolve3x3

extends ScriptIntrinsic
java.lang.Object
   ↳ android.renderscript.BaseObj
     ↳ android.renderscript.Script
       ↳ android.renderscript.ScriptIntrinsic
         ↳ android.renderscript.ScriptIntrinsicConvolve3x3

Class Overview

Intrinsic for applying a 3x3 convolve to an allocation.

Summary

Public Methods
static ScriptIntrinsicConvolve3x3 create(RenderScript rs, Element e)
Supported elements types are U8(RenderScript), U8_2(RenderScript), U8_3(RenderScript), U8_4(RenderScript), F32(RenderScript), F32_2(RenderScript), F32_3(RenderScript), and F32_4(RenderScript) The default coefficients are.
void forEach(Allocation aout, Script.LaunchOptions opt)
Apply the filter to the input and save to the specified allocation.
void forEach(Allocation aout)
Apply the filter to the input and save to the specified allocation.
Script.FieldID getFieldID_Input()
Get a FieldID for the input field of this intrinsic.
Script.KernelID getKernelID()
Get a KernelID for this intrinsic kernel.
void setCoefficients(float[] v)
Set the coefficients for the convolve.
void setInput(Allocation ain)
Set the input of the blur.
[Expand]
Inherited Methods
From class android.renderscript.Script
From class android.renderscript.BaseObj
From class java.lang.Object

Public Methods

public static ScriptIntrinsicConvolve3x3 create (RenderScript rs, Element e)

Added in API level 17

Supported elements types are U8(RenderScript), U8_2(RenderScript), U8_3(RenderScript), U8_4(RenderScript), F32(RenderScript), F32_2(RenderScript), F32_3(RenderScript), and F32_4(RenderScript) The default coefficients are.

[ 0, 0, 0 ]

[ 0, 1, 0 ]

[ 0, 0, 0 ]

Parameters
rs The RenderScript context
e Element type for intputs and outputs
Returns
  • ScriptIntrinsicConvolve3x3

public void forEach (Allocation aout, Script.LaunchOptions opt)

Apply the filter to the input and save to the specified allocation.

Parameters
aout Output allocation. Must match creation element type.
opt LaunchOptions for clipping

public void forEach (Allocation aout)

Added in API level 17

Apply the filter to the input and save to the specified allocation.

Parameters
aout Output allocation. Must match creation element type.

public Script.FieldID getFieldID_Input ()

Added in API level 17

Get a FieldID for the input field of this intrinsic.

Returns
  • Script.FieldID The FieldID object.

public Script.KernelID getKernelID ()

Added in API level 17

Get a KernelID for this intrinsic kernel.

Returns
  • Script.KernelID The KernelID object.

public void setCoefficients (float[] v)

Added in API level 17

Set the coefficients for the convolve. The convolve layout is

[ 0, 1, 2 ]

[ 3, 4, 5 ]

[ 6, 7, 8 ]

Parameters
v The array of coefficients to set

public void setInput (Allocation ain)

Added in API level 17

Set the input of the blur. Must match the element type supplied during create.

Parameters
ain The input allocation.