mirror of
https://github.com/Laex/Delphi-OpenCV.git
synced 2024-11-16 16:25:53 +01:00
68 lines
1.7 KiB
ObjectPascal
68 lines
1.7 KiB
ObjectPascal
// 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_CreateVideoWriter;
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{$APPTYPE CONSOLE}
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{$R *.res}
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uses
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System.SysUtils,
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Core.types_c in '..\..\include\ñore\Core.types_c.pas',
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core_c in '..\..\include\ñore\core_c.pas',
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highgui_c in '..\..\include\highgui\highgui_c.pas',
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LibName in '..\..\include\LibName.pas';
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Const
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filename = 'Resource\capture.avi';
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Var
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capture: pCvCapture;
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fps: Double;
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size: TCvSize;
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writer: pCvVideoWriter;
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frame: PIplImage;
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c: Integer;
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begin
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try
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cvNamedWindow('capture');
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// ïîëó÷àåì ëþáóþ ïîäêëþ÷¸ííóþ êàìåðó
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capture := cvCreateCameraCapture(CV_CAP_ANY);
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if not Assigned(capture) then
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Halt;
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// ÷àñòîòà êàäðîâ
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// double fps = cvGetCaptureProperty (capture, CV_CAP_PROP_FPS);
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fps := 15;
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// ðàçìåð êàðòèíêè
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// CvSize size = cvSize( (int)cvGetCaptureProperty( capture, CV_CAP_PROP_FRAME_WIDTH), (int)cvGetCaptureProperty( capture, CV_CAP_PROP_FRAME_HEIGHT));
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size := CvSize(640, 480);
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writer := cvCreateVideoWriter(filename, CV_FOURCC('X', 'V', 'I', 'D'), fps, size, 0);
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if not Assigned(writer) then
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Halt;
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frame := nil;
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while true do
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begin
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// ïîëó÷àåì êàäð
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frame := cvQueryFrame(capture);
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if not Assigned(frame) then
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Break;
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// ñîõðàíÿåì â ôàéë
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cvWriteFrame(writer, frame);
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// ïîêàçûâàåì
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cvShowImage('capture', frame);
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c := cvWaitKey(0);
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if (c = 27) then
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Break; // åñëè íàæàòà ESC - âûõîäèì
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end;
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// îñâîáîæäàåì ðåñóðñû
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cvReleaseCapture(capture);
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cvReleaseVideoWriter(writer);
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cvDestroyWindow('capture');
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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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