camera.cpp

swain-0.5.2.zip的源代码,比较好用,希望大家喜欢.

/*
This file is part of SWAIN (http://sourceforge.net/projects/swain).
Copyright (C) 2006  Daniel Lindstr鰉 and Daniel Nilsson

This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA  02110-1301, USA.
*/
#include "StdAfx.h"
#include "Camera.h"

#define DEFAULT_DIR NULL
#define DEFAULT_FILE_NAME NULL

#define RES_WIDTH 1280;
#define RES_HEIGHT 1024;

#define CECAMERA_DEFAULT_STILL_QUALITY        CAMERACAPTURE_STILLQUALITY_DEFAULT
#define CECAMERA_DEFAULT_VIDEO_TYPES          CAMERACAPTURE_VIDEOTYPE_ALL
#define CECAMERA_DEFAULT_MODE                 CAMERACAPTURE_MODE_STILL


Camera::Camera(HWND hwndOwner){
	this->hWnd = &hwndOwner;
	ZeroMemory(&shcc, sizeof(shcc));
    shcc.cbSize             = sizeof(shcc);
    shcc.hwndOwner          = hwndOwner;
    shcc.pszInitialDir      = DEFAULT_DIR;
    shcc.pszDefaultFileName = DEFAULT_FILE_NAME;
    shcc.pszTitle           = TEXT("Capture Image Object");
	shcc.StillQuality       = CAMERACAPTURE_STILLQUALITY_HIGH;
	shcc.VideoTypes			= CECAMERA_DEFAULT_VIDEO_TYPES;
    shcc.nResolutionWidth   = RES_WIDTH;
    shcc.nResolutionHeight  = RES_HEIGHT;
	shcc.nVideoTimeLimit    = 0;
    shcc.Mode               = CECAMERA_DEFAULT_MODE;
}

Camera::~Camera(void){
}

WCHAR *Camera::Start(void){
    HRESULT hReturn = SHCameraCapture(&shcc);
	switch(hReturn){
	case(S_OK):	return(shcc.szFile);
	case(E_OUTOFMEMORY):
		MessageBox(*hWnd, (TEXT("Out of memmory")), (TEXT("Error")), MB_OK);
	}
	return(NULL);

}