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Added in API level 17

ScriptIntrinsicConvolve3x3

public final class ScriptIntrinsicConvolve3x3
extends ScriptIntrinsic

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


将3x3卷积应用于分配的固有内容。

Summary

Public methods

static ScriptIntrinsicConvolve3x3 create(RenderScript rs, Element e)

支持的元素类型是 U8(RenderScript)U8_2(RenderScript)U8_3(RenderScript)U8_4(RenderScript)F32(RenderScript)F32_2(RenderScript)F32_3(RenderScript) ,和 F32_4(RenderScript)

void forEach(Allocation aout)

将过滤器应用于输入并保存到指定的分配。

void forEach(Allocation aout, Script.LaunchOptions opt)

将过滤器应用于输入并保存到指定的分配。

Script.FieldID getFieldID_Input()

获取此内在的输入字段的FieldID。

Script.KernelID getKernelID()

为此内核获取KernelID。

void setCoefficients(float[] v)

设置卷积的系数。

void setInput(Allocation ain)

设置3x3卷积的输入。

Inherited methods

From class android.renderscript.Script
From class android.renderscript.BaseObj
From class java.lang.Object

Public methods

create

Added in API level 17
ScriptIntrinsicConvolve3x3 create (RenderScript rs, 
                Element e)

支持的元素类型是 U8(RenderScript)U8_2(RenderScript)U8_3(RenderScript)U8_4(RenderScript)F32(RenderScript)F32_2(RenderScript)F32_3(RenderScript) ,和 F32_4(RenderScript)

默认系数是:

[ 0, 0, 0 ]

[ 0, 1, 0 ]

[ 0, 0, 0 ]

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

forEach

Added in API level 17
void forEach (Allocation aout)

将过滤器应用于输入并保存到指定的分配。

Parameters
aout Allocation: Output allocation. Must match creation element type.

forEach

Added in API level 21
void forEach (Allocation aout, 
                Script.LaunchOptions opt)

将过滤器应用于输入并保存到指定的分配。

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

getFieldID_Input

Added in API level 17
Script.FieldID getFieldID_Input ()

获取此内在的输入字段的FieldID。

Returns
Script.FieldID Script.FieldID The FieldID object.

getKernelID

Added in API level 17
Script.KernelID getKernelID ()

为此内核获取KernelID。

Returns
Script.KernelID Script.KernelID The KernelID object.

setCoefficients

Added in API level 17
void setCoefficients (float[] v)

设置卷积的系数。

卷积布局是:

[ 0, 1, 2 ]

[ 3, 4, 5 ]

[ 6, 7, 8 ]

Parameters
v float: The array of coefficients to set

setInput

Added in API level 17
void setInput (Allocation ain)

设置3x3卷积的输入。 必须与创建期间提供的元素类型相匹配。

Parameters
ain Allocation: The input allocation.

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