REGION特徴量:凸包面積比・周囲長比
Namespace: fvalgcliAssembly: fvalgcli (in fvalgcli.dll) Version: 3.1.0.0 (3.1.0.11)
Syntax
C# |
---|
public static int fnFIE_region_calc_convexratio(
FHANDLE hreg,
ref double convex_arearatio,
ref double convex_perimratio
) |
Visual Basic |
---|
Public Shared Function fnFIE_region_calc_convexratio (
hreg As FHANDLE,
ByRef convex_arearatio As Double,
ByRef convex_perimratio As Double
) As Integer |
Parameters
- hreg
- Type: fvalgcli..::..FHANDLE
REGIONハンドル
- convex_arearatio
- Type: System..::..Double%
凸包面積比
- convex_perimratio
- Type: System..::..Double%
凸包周囲長比
Return Value
Type:
Int32
以下のエラーコードを返します。
エラーコード:f_err | 内容 |
---|
F_ERR_NONE | 正常終了 |
F_ERR_INVALID_PARAM | 不正なパラメータが指定された
- convex_arearatio, convex_perimratio に IntPtr.Zero が指定された
|
F_ERR_INVALID_OBJECT | 不正なハンドル |
F_ERR_CALC_IMPOSSIBLE | 計算不能 |
F_ERR_NOMEMORY | メモリ不足 |
F_ERR_NO_LICENCE | ライセンスエラー、または未初期化エラー |
Remarks
Examples
C# | Copy |
---|
using System;
using System.Collections.Generic;
using System.Text;
using fvalgcli;
namespace TC
{
public partial class FIE
{
[FvPluginExecute]
public void fnFIE_region_calc_convexratio()
{
FHANDLE himage = FHANDLE.Zero;
FHANDLE hreg = FHANDLE.Zero;
try
{
api.fnFIE_load_img_file(TestImageDir + "/TC/SampleCode/blob_BIN.png", ref himage, f_color_img_type.F_COLOR_IMG_TYPE_UC8);
Assert.IsTrue(himage != FHANDLE.Zero, "himage が異常です.");
PNT_T offset = new PNT_T();
offset.x = 0;
offset.y = 0;
hreg = api.fnFIE_region_encode(himage, offset);
double convex_arearatio = 0;
double convex_perimratio = 0;
int status = api.fnFIE_region_calc_convexratio(hreg, ref convex_arearatio, ref convex_perimratio);
Assert.IsTrue(status == (int)f_err.F_ERR_NONE, "calc_convexratioでエラーが発生しました。({0})", (f_err)status);
Console.WriteLine("convex_arearatio={0},convex_perimratio={1}", convex_arearatio, convex_perimratio);
}
finally
{
himage.Dispose();
hreg.Dispose();
}
}
}
} |
Visual Basic | Copy |
---|
Imports System.Collections.Generic
Imports System.Text
Imports fvalgcli
Public Partial Class FIE
<FvPluginExecute> _
Public Sub fnFIE_region_calc_convexratio()
Dim himage As FHANDLE = FHANDLE.Zero
Dim hreg As FHANDLE = FHANDLE.Zero
Try
api.fnFIE_load_img_file(TestImageDir & "/TC/SampleCode/blob_BIN.png", himage, f_color_img_type.F_COLOR_IMG_TYPE_UC8)
Assert.IsTrue(himage <> FHANDLE.Zero, "himage が異常です.")
Dim offset As New PNT_T()
offset.x = 0
offset.y = 0
hreg = api.fnFIE_region_encode(himage, offset)
Dim convex_arearatio As Double = 0
Dim convex_perimratio As Double = 0
Dim status As Integer = api.fnFIE_region_calc_convexratio(hreg, convex_arearatio, convex_perimratio)
Assert.IsTrue(status = CInt(f_err.F_ERR_NONE), "calc_convexratioでエラーが発生しました。({0})", CType(status, f_err))
Console.WriteLine("convex_arearatio={0},convex_perimratio={1}", convex_arearatio, convex_perimratio)
Finally
himage.Dispose()
hreg.Dispose()
End Try
End Sub
End Class |
See Also