mirror of
https://github.com/Laex/Delphi-OpenCV.git
synced 2024-11-18 01:05:53 +01:00
8540f5bd44
Multidemo [+] fback_c (cvCalcOpticalFlowFarneback) [+] minarea (cvMinEnclosingCircle, cvMinAreaRect2) Signed-off-by: Laex <laex@bk.ru>
119 lines
3.3 KiB
ObjectPascal
119 lines
3.3 KiB
ObjectPascal
{$APPTYPE CONSOLE}
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{$POINTERMATH ON}
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// JCL_DEBUG_EXPERT_GENERATEJDBG OFF
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// JCL_DEBUG_EXPERT_INSERTJDBG OFF
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// JCL_DEBUG_EXPERT_DELETEMAPFILE OFF
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program cv_Save;
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{$R *.res}
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uses
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System.SysUtils,
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uLibName in '..\..\..\include\uLibName.pas',
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highgui_c in '..\..\..\include\highgui\highgui_c.pas',
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core_c in '..\..\..\include\ñore\core_c.pas',
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Core.types_c in '..\..\..\include\ñore\Core.types_c.pas',
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imgproc.types_c in '..\..\..\include\imgproc\imgproc.types_c.pas',
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imgproc_c in '..\..\..\include\imgproc\imgproc_c.pas',
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legacy in '..\..\..\include\legacy\legacy.pas',
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calib3d in '..\..\..\include\calib3d\calib3d.pas',
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imgproc in '..\..\..\include\imgproc\imgproc.pas',
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haar in '..\..\..\include\objdetect\haar.pas',
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objdetect in '..\..\..\include\objdetect\objdetect.pas',
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tracking in '..\..\..\include\video\tracking.pas',
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Core in '..\..\..\include\ñore\core.pas'
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;
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Const
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kernet_filename = 'result\kernel.xml';
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Var
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kernel: array [0 .. 8] of Single;
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kernel_matrix: TCvMat;
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i: Integer;
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j: Integer;
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matrix: pCvMat;
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ptr: pSingle;
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fs: pCvFileStorage;
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frame_count: Integer;
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s: pCvSeq;
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frame_width: Integer;
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frame_height: Integer;
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color_cvt_matrix: pCvMat;
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begin
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try
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// ìàññèâ, ñîäåðæàùèé äàííûå ìàòðèöû
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kernel[0] := 1;
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kernel[1] := 0;
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kernel[2] := 0;
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kernel[3] := 0;
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kernel[4] := 2;
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kernel[5] := 0;
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kernel[6] := 0;
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kernel[7] := 0;
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kernel[8] := 3;
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// ñîçäà¸ì ìàòðèöó
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kernel_matrix := cvMat(3, 3, CV_32FC1, @kernel);
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// ñîõðàíÿåì ìàòðèöó â XML-ôàéë
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cvSave(kernet_filename, @kernel_matrix);
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// à òåïåðü çàãðóçèì äàííûå èç XML-ôàéëà
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matrix := pCvMat(cvLoad(kernet_filename));
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// ïîêàæåì ñîäåðæèìîå ìàòðèöû
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// 1 âàðèàíò: ñ èñïîëüçîâàíèåì ìàêðîñà CV_MAT_ELEM
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for i := 0 to matrix^.rows - 1 do
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begin
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for j := 0 to matrix^.cols - 1 do
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Write(Format('%.0f ', [pSingle(CV_MAT_ELEM(matrix^, SizeOf(single), i, j))^]));
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Writeln;
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end;
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Writeln;
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// 2 âàðèàíò: ñ èñïîëüçîâàíèåì cvGet2D()
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// cvGetReal2D() äëÿ CV_64FC1
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for i := 0 to matrix^.rows - 1 do
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begin
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for j := 0 to matrix^.cols - 1 do
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Write(Format('%.0f ', [cvGet2D(matrix, i, j).val[0]]));
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Writeln;
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end;
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Writeln('-----');
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// 3 âàðèàíò: ïðÿìîé äîñòóï ê ýëåìåíòàì
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for i := 0 to matrix^.rows - 1 do
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begin
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ptr := pSingle((Integer(matrix^.data) + i * matrix^.step));
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for j := 0 to matrix^.cols - 1 do
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Write(Format('%.0f ', [ptr[j]]));
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Writeln;
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end;
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Writeln('-----');
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// îñâîáîæäàåì ðåñóðñû
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cvReleaseMat(matrix);
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// ×òåíèå XML
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Writeln('Example 3_19 Reading in cfg.xml');
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// îòêðûâàåì ôàéë äëÿ ÷òåíèÿ
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fs := cvOpenFileStorage('resource\cfg.xml', 0, CV_STORAGE_READ);
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// ñ÷èòûâàåì çíà÷åíèÿ
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frame_count := cvReadIntByName(fs, 0, 'frame_count', 5 { çíà÷åíèå ïî-óìîë÷àíèþ } );
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s := cvGetFileNodeByName(fs, 0, 'frame_size')^.seq;
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frame_width := cvReadInt(pCvFileNode(cvGetSeqElem(s, 0)));
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frame_height := cvReadInt(pCvFileNode(cvGetSeqElem(s, 1)));
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color_cvt_matrix := pCvMat(cvRead(fs, 0));
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// ïîêàçûâàåì
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WriteLn(Format('frame_count=%d, frame_width=%d, frame_height=%d',[frame_count,frame_width,frame_height]));
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cvReleaseFileStorage(fs);
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Writeln('Press <Enter>');
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Readln;
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except
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on E: Exception do
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Writeln(E.ClassName, ': ', E.Message);
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end;
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end.
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