REGION境界点抽出(拡張版)
Namespace: fvalgcliAssembly: fvalgcli (in fvalgcli.dll) Version: 3.1.0.0 (3.1.0.11)
Syntax
C# |
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public static int fnFIE_region_calc_boundary_ex( FHANDLE hreg, ref PNT_T_PTR ext_pnts, ref uint ext_pnum, ref PNT_T_PTR int_pnts, ref uint int_pnum ) |
Visual Basic |
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Public Shared Function fnFIE_region_calc_boundary_ex ( hreg As FHANDLE, ByRef ext_pnts As PNT_T_PTR, ByRef ext_pnum As UInteger, ByRef int_pnts As PNT_T_PTR, ByRef int_pnum As UInteger ) As Integer |
Parameters
- hreg
- Type: fvalgcli..::..FHANDLE
REGIONハンドル
- ext_pnts
- Type: fvalgcli..::..PNT_T_PTR%
external boundary の出力点列の先頭ポインタを格納するアドレス。 IntPtr.Zero で初期化してください。
- ext_pnum
- Type: System..::..UInt32%
ext_pnts に出力された点の数。
- int_pnts
- Type: fvalgcli..::..PNT_T_PTR%
出力点列の先頭ポインタを格納するアドレス。IntPtr.Zero で初期化してください。
- int_pnum
- Type: System..::..UInt32%
int_pnts に出力された点の数。
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 |
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F_ERR_NONE | 正常終了 |
F_ERR_NOMEMORY | メモリ不足 |
F_ERR_INVALID_OBJECT | 不正なハンドル |
F_ERR_INVALID_PARAM | パラメータ異常
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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 |
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// $Revision: 1.1 $ using System; using System.Collections.Generic; using System.Text; using fvalgcli; namespace TC { public partial class FIE { /// <summary> /// REGION境界点抽出(拡張版) /// </summary> [FvPluginExecute] public void fnFIE_region_calc_boundary_ex() { FHANDLE himage = FHANDLE.Zero; FHANDLE himaged = FHANDLE.Zero; FHANDLE hreg = FHANDLE.Zero; PNT_T_PTR ext_pnts = IntPtr.Zero; PNT_T_PTR int_pnts = IntPtr.Zero; try { // 2値画像を読み込む. 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."); int width = api.fnFIE_img_get_width(himage); int height = api.fnFIE_img_get_height(himage); int type = api.fnFIE_img_get_type(himage); int channels = api.fnFIE_img_get_channels(himage); himaged = api.fnFIE_img_root_alloc(type, channels, width, height); // 画像からリージョンを作成する. // --- オフセット. PNT_T offset = new PNT_T(); offset.x = 0; offset.y = 0; // --- 作成. hreg = api.fnFIE_region_encode(himage, offset); // リージョンオブジェクトの連結性設定. int connection = 4; int iCon = api.fnFIE_region_set_connection(hreg, connection); Assert.IsTrue(iCon == (int)f_err.F_ERR_NONE, "set_connectionでエラーが発生しました。({0})", (f_err)iCon); // --- リージョンの演算(リージョン境界点抽出(拡張版)) uint ext_pnum = 0; uint int_pnum = 0; int status = api.fnFIE_region_calc_boundary_ex(hreg, ref ext_pnts, ref ext_pnum, ref int_pnts, ref int_pnum); Assert.IsTrue(status == (int)f_err.F_ERR_NONE, "calc_boundaryでエラーが発生しました。({0})", (f_err)status); // 値の確認. Console.WriteLine("ext_pnum={0}", ext_pnum); Console.WriteLine("int_pnum={0}", int_pnum); for (int i = 0; i < ext_pnum; i++) { Console.WriteLine("_ext_pnts[{0}]={1},{2}", i, ext_pnts[i].x, ext_pnts[i].y); } for (int i = 0; i < int_pnum; i++) { Console.WriteLine("_int_pnts[{0}]={1},{2}", i, int_pnts[i].x, int_pnts[i].y); } } finally { himage.Dispose(); himaged.Dispose(); hreg.Dispose(); ext_pnts.Dispose(); int_pnts.Dispose(); } } } } |
Visual Basic | Copy |
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' $Revision: 1.1 $ Imports System.Collections.Generic Imports System.Text Imports fvalgcli Public Partial Class FIE ''' <summary> ''' REGION境界点抽出(拡張版) ''' </summary> <FvPluginExecute> _ Public Sub fnFIE_region_calc_boundary_ex() Dim himage As FHANDLE = FHANDLE.Zero Dim himaged As FHANDLE = FHANDLE.Zero Dim hreg As FHANDLE = FHANDLE.Zero Dim ext_pnts As PNT_T_PTR = IntPtr.Zero Dim int_pnts As PNT_T_PTR = IntPtr.Zero Try ' 2値画像を読み込む. 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 width As Integer = api.fnFIE_img_get_width(himage) Dim height As Integer = api.fnFIE_img_get_height(himage) Dim type As Integer = api.fnFIE_img_get_type(himage) Dim channels As Integer = api.fnFIE_img_get_channels(himage) himaged = api.fnFIE_img_root_alloc(type, channels, width, height) ' 画像からリージョンを作成する. ' --- オフセット. Dim offset As New PNT_T() offset.x = 0 offset.y = 0 ' --- 作成. hreg = api.fnFIE_region_encode(himage, offset) ' リージョンオブジェクトの連結性設定. Dim connection As Integer = 4 Dim iCon As Integer = api.fnFIE_region_set_connection(hreg, connection) Assert.IsTrue(iCon = CInt(f_err.F_ERR_NONE), "set_connectionでエラーが発生しました。({0})", CType(iCon, f_err)) ' --- リージョンの演算(リージョン境界点抽出(拡張版)) Dim ext_pnum As UInteger = 0 Dim int_pnum As UInteger = 0 Dim status As Integer = api.fnFIE_region_calc_boundary_ex(hreg, ext_pnts, ext_pnum, int_pnts, int_pnum) Assert.IsTrue(status = CInt(f_err.F_ERR_NONE), "calc_boundaryでエラーが発生しました。({0})", CType(status, f_err)) ' 値の確認. Console.WriteLine("ext_pnum={0}", ext_pnum) Console.WriteLine("int_pnum={0}", int_pnum) For i As Integer = 0 To CType(ext_pnum, Integer) - 1 Console.WriteLine("_ext_pnts[{0}]={1},{2}", i, ext_pnts(i).x, ext_pnts(i).y) Next For i As Integer = 0 To CType(int_pnum, Integer) - 1 Console.WriteLine("_int_pnts[{0}]={1},{2}", i, int_pnts(i).x, int_pnts(i).y) Next Finally himage.Dispose() himaged.Dispose() hreg.Dispose() ext_pnts.Dispose() int_pnts.Dispose() End Try End Sub End Class |