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552 lines
15 KiB
C++
552 lines
15 KiB
C++
/*M///////////////////////////////////////////////////////////////////////////////////////
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//
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// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
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//
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// By downloading, copying, installing or using the software you agree to this license.
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// If you do not agree to this license, do not download, install,
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// copy or use the software.
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//
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//
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// Intel License Agreement
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// For Open Source Computer Vision Library
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//
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// Copyright (C) 2000, Intel Corporation, all rights reserved.
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// Third party copyrights are property of their respective owners.
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//
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// Redistribution and use in source and binary forms, with or without modification,
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// are permitted provided that the following conditions are met:
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//
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// * Redistribution's of source code must retain the above copyright notice,
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// this list of conditions and the following disclaimer.
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//
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// * Redistribution's in binary form must reproduce the above copyright notice,
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// this list of conditions and the following disclaimer in the documentation
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// and/or other materials provided with the distribution.
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//
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// * The name of Intel Corporation may not be used to endorse or promote products
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// derived from this software without specific prior written permission.
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//
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// This software is provided by the copyright holders and contributors "as is" and
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// any express or implied warranties, including, but not limited to, the implied
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// warranties of merchantability and fitness for a particular purpose are disclaimed.
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// In no event shall the Intel Corporation or contributors be liable for any direct,
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// indirect, incidental, special, exemplary, or consequential damages
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// (including, but not limited to, procurement of substitute goods or services;
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// loss of use, data, or profits; or business interruption) however caused
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// and on any theory of liability, whether in contract, strict liability,
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// or tort (including negligence or otherwise) arising in any way out of
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// the use of this software, even if advised of the possibility of such damage.
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//
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//M*/
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#include "precomp.hpp"
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#ifdef WIN32
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/****************** Capturing video from camera via CMU lib *******************/
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#ifdef HAVE_CMU1394
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// This firewire capability added by Philip Gruebele (pgruebele@cox.net).
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// For this to work you need to install the CMU firewire DCAM drivers,
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// located at http://www-2.cs.cmu.edu/~iwan/1394/.
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#include "1394camera.h"
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class CvCaptureCAM_CMU : public CvCapture
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{
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public:
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CvCaptureCAM_CMU()
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{
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index = -1;
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image = 0;
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}
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virtual ~CvCaptureCAM_CMU()
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{
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close();
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}
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virtual bool open(int cameraId);
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virtual void close();
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virtual double getProperty(int);
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virtual bool setProperty(int, double);
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virtual bool grabFrame();
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virtual IplImage* retrieveFrame(int);
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protected:
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C1394Camera* camera();
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CvSize getSize();
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int getDepth();
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int getNChannels();
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bool setVideoSize(int, int);
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bool setMode(int mode);
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bool setFrameRate(int rate);
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bool setFormat(int format);
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int fps; // 0-5
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int mode; // 0-7
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int format; // 0-2, 7 ?
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int index;
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IplImage* image;
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};
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// CMU 1394 camera stuff.
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// This firewire capability added by Philip Gruebele (pgruebele@cox.net)
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// and modified by Roman Stanchak (rstanchak@yahoo.com).
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// For this to work you need to install the CMU firewire DCAM drivers,
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// located at http://www-2.cs.cmu.edu/~iwan/1394/.
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#define CMU_MAX_CAMERAS 20
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int CMU_numCameras = 0;
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int CMU_numActiveCameras = 0;
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bool CMU_useCameraFlags[CMU_MAX_CAMERAS];
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C1394Camera *CMU_theCamera = 0;
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// stupid defines for mode, format, FPS
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#define CV_CAP_IEEE1394_FPS_1_875 0
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#define CV_CAP_IEEE1394_FPS_3_75 1
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#define CV_CAP_IEEE1394_FPS_7_5 2
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#define CV_CAP_IEEE1394_FPS_15 3
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#define CV_CAP_IEEE1394_FPS_30 4
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#define CV_CAP_IEEE1394_FPS_60 5
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// index by size, color
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#define CV_CAP_IEEE1394_COLOR_MONO 0
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#define CV_CAP_IEEE1394_COLOR_MONO16 1
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#define CV_CAP_IEEE1394_COLOR_YUV444 2
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#define CV_CAP_IEEE1394_COLOR_YUV422 3
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#define CV_CAP_IEEE1394_COLOR_YUV411 4
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#define CV_CAP_IEEE1394_COLOR_RGB 5
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#define CV_CAP_IEEE1394_SIZE_160X120 0
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#define CV_CAP_IEEE1394_SIZE_320X240 1
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#define CV_CAP_IEEE1394_SIZE_640X480 2
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#define CV_CAP_IEEE1394_SIZE_800X600 3
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#define CV_CAP_IEEE1394_SIZE_1024X768 4
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#define CV_CAP_IEEE1394_SIZE_1280X960 5
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#define CV_CAP_IEEE1394_SIZE_1600X1200 6
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// given color, size, output format
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// 1 16 444 422 411 RGB
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static char CV_CAP_IEEE1394_FORMAT[7][6] =
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{
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{-1, -1, 0, -1, -1, -1}, // 160x120
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{-1, -1, -1, 0, -1, -1}, // 320x240
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{ 0, 0, -1, 0, 0, 0}, // 640x480
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{ 1, 1, -1, 1, -1, 1}, // 800x600
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{ 1, 1, -1, 1, -1, 1}, // 1024x768
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{ 2, 2, -1, 2, -1, 2}, // 1280x960
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{ 2, 2, -1, 2, -1, 2} // 1600x1200
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};
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// given color, size, output corresponding mode
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static char CV_CAP_IEEE1394_MODE[7][6] =
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{
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{-1, -1, 0, -1, -1, -1}, // 160x120
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{-1, -1, -1, 1, -1, -1}, // 320x240
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{ 5, 6, -1, 3, 2, 4}, // 640x480
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{ 2, 6, -1, 0, -1, 1}, // 800x600
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{ 5, 7, -1, 3, -1, 4}, // 1024x768
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{ 2, 6, -1, 0, -1, 1}, // 1280x960
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{ 5, 7, -1, 3, -1, 4} // 1600x1200
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};
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// given format, mode, return COLOR
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static char CV_CAP_IEEE1394_COLOR[2][8] =
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{
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{
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CV_CAP_IEEE1394_COLOR_YUV444,
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CV_CAP_IEEE1394_COLOR_YUV422,
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CV_CAP_IEEE1394_COLOR_YUV411,
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CV_CAP_IEEE1394_COLOR_YUV422,
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CV_CAP_IEEE1394_COLOR_RGB,
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CV_CAP_IEEE1394_COLOR_MONO,
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CV_CAP_IEEE1394_COLOR_MONO16
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},
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{
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CV_CAP_IEEE1394_COLOR_YUV422,
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CV_CAP_IEEE1394_COLOR_RGB,
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CV_CAP_IEEE1394_COLOR_MONO,
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CV_CAP_IEEE1394_COLOR_YUV422,
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CV_CAP_IEEE1394_COLOR_RGB,
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CV_CAP_IEEE1394_COLOR_MONO,
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CV_CAP_IEEE1394_COLOR_MONO16,
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CV_CAP_IEEE1394_COLOR_MONO16
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}
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};
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// convert frame rate to suitable enum
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/*static int icvFrameRateToIndex_CMU(double framerate){
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if(framerate > 30) return CV_CAP_IEEE1394_FPS_60;
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else if(framerate > 15) return CV_CAP_IEEE1394_FPS_30;
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else if(framerate > 7.5) return CV_CAP_IEEE1394_FPS_15;
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else if(framerate > 3.75) return CV_CAP_IEEE1394_FPS_7_5;
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else if(framerate > 1.875) return CV_CAP_IEEE1394_FPS_3_75;
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return CV_CAP_IEEE1394_FPS_1_875;
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}*/
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#if _MSC_VER >= 1200
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#pragma comment(lib,"1394camera.lib")
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#endif
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C1394Camera* CvCaptureCAM_CMU::camera()
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{
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return CMU_theCamera && index >= 0 ? &CMU_theCamera[index] : 0;
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}
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// return the size of the image
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CvSize CvCaptureCAM_CMU::getSize()
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{
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C1394Camera* cmucam = camera();
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unsigned long width = 0, height = 0;
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cmucam->GetVideoFrameDimensions( &width, &height );
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return cvSize((int)width, (int)height);
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}
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// return the opencv depth flag corresponding to the camera format
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int CvCaptureCAM_CMU::getDepth()
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{
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C1394Camera* cmucam = camera();
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int format = cmucam->GetVideoFormat();
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int mode = cmucam->GetVideoMode();
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// TODO
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if( format==7 ) {
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assert(0);
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return 1;
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}
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// irrelvant to depth
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if( format > 1 )
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format = 1;
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if( CV_CAP_IEEE1394_COLOR[format][mode]==CV_CAP_IEEE1394_COLOR_MONO16 )
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return IPL_DEPTH_16S;
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return IPL_DEPTH_8U;
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}
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// return the number of channels for camera
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int CvCaptureCAM_CMU::getNChannels()
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{
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C1394Camera* cmucam = camera();
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int format = cmucam->GetVideoFormat();
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int mode = cmucam->GetVideoMode();
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if( format==7 ){
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assert(0);
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return 1;
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}
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// irrelvant to nchannels
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if( format > 1 )
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format = 1;
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switch(CV_CAP_IEEE1394_COLOR[format][mode]){
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case CV_CAP_IEEE1394_COLOR_RGB:
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return 3;
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case CV_CAP_IEEE1394_COLOR_MONO:
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case CV_CAP_IEEE1394_COLOR_MONO16:
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return 1;
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case CV_CAP_IEEE1394_COLOR_YUV422:
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case CV_CAP_IEEE1394_COLOR_YUV444:
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case CV_CAP_IEEE1394_COLOR_YUV411:
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return 3;
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default:
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;
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}
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return -1;
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}
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bool CvCaptureCAM_CMU::open( int _index )
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{
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close();
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// if first time, then allocate all available cameras
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if( CMU_numCameras == 0 )
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{
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CMU_numActiveCameras = 0;
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CMU_theCamera = new C1394Camera[CMU_MAX_CAMERAS];
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////////////////////////////////////////////////////////////////////////////////////////////////////////
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// create all cameras
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try
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{
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// create camera0
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if( CMU_theCamera[0].CheckLink() != CAM_SUCCESS )
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throw 1;
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// we have one pin per camera
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CMU_numCameras = CMU_theCamera[0].GetNumberCameras();
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// allocate remaining cameras
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for(int i = 1; i < CMU_numCameras && i<CMU_MAX_CAMERAS; i++ )
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{
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CMU_useCameraFlags[i] = false;
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if (CMU_theCamera[i].CheckLink() != CAM_SUCCESS)
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throw 1;
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}
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}
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catch (...)
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{
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// free any allocated cameras
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// ...
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CMU_numCameras = 0;
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return false;
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}
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}
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try
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{
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CvSize size;
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// pick first unused camera
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if(_index==-1){
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for(int i = 0; i < CMU_numCameras; i++ )
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{
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if( !CMU_useCameraFlags[i] ){
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_index = i;
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break;
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}
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}
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}
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// no empty camera found
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if (_index==-1)
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throw 1;
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if (CMU_theCamera[_index].SelectCamera(_index) != CAM_SUCCESS)
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throw 2;
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if (CMU_theCamera[_index].InitCamera() != CAM_SUCCESS)
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throw 3;
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// set initial format -- try to pick best frame rate first, then color, then size
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bool found_format = false;
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for (int rate=5; rate>=0 && !found_format; rate--)
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{
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for (int color=CV_CAP_IEEE1394_COLOR_RGB; color>=0 && !found_format; color--)
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{
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for (int size=CV_CAP_IEEE1394_SIZE_1600X1200; size>=0 && !found_format; size--)
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{
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int format = CV_CAP_IEEE1394_FORMAT[size][color];
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int mode = CV_CAP_IEEE1394_MODE[size][color];
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if (format!=-1 && mode!=-1 &&
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CMU_theCamera[_index].HasVideoFrameRate(format,mode,rate))
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{
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CMU_theCamera[_index].SetVideoFormat(format);
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CMU_theCamera[_index].SetVideoMode(mode);
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CMU_theCamera[_index].SetVideoFrameRate(rate);
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found_format = (CMU_theCamera[_index].StartImageAcquisition() == CAM_SUCCESS);
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}
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}
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}
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}
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// try format 7
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if(!found_format){
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CMU_theCamera[_index].SetVideoFormat(7);
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CMU_theCamera[_index].SetVideoMode(0);
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if(CMU_theCamera[_index].StartImageAcquisition() != CAM_SUCCESS){
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// no format found
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throw 9;
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}
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}
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index = _index;
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size = getSize();
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// allocate image frame
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image = cvCreateImage( size, 8, 3 );
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cvZero(image);
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// successfully activated camera
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CMU_numActiveCameras++;
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CMU_useCameraFlags[_index] = true;
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}
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catch ( int )
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{
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return false;
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}
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return true;
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}
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void CvCaptureCAM_CMU::close()
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{
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C1394Camera* cmucam = camera();
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if( cmucam )
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{
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cvReleaseImage( &image );
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cmucam->StopImageAcquisition();
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CMU_useCameraFlags[index] = false;
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index = -1;
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if( --CMU_numActiveCameras == 0 )
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{
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delete[] CMU_theCamera;
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CMU_theCamera = 0;
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CMU_numCameras = 0;
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}
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}
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}
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bool CvCaptureCAM_CMU::grabFrame()
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{
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C1394Camera* cmucam = camera();
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return cmucam ? cmucam->AcquireImage() == CAM_SUCCESS : false;
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}
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/*static void swapRedBlue(IplImage * im)
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{
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uchar * ptr = (uchar *) im->imageData;
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uchar t;
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for(int i=0; i<im->height; i++){
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ptr = (uchar *) im->imageData+im->widthStep*i;
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for(int j=0; j<im->width; j++){
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t = ptr[0];
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ptr[0] = ptr[2];
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ptr[2] = t;
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ptr+=3;
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}
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}
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}*/
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IplImage* CvCaptureCAM_CMU::retrieveFrame(int)
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{
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C1394Camera* cmucam = camera();
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if( !cmucam )
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return 0;
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cmucam->getRGB((uchar*)image->imageData, image->imageSize);
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cvConvertImage( image, image, CV_CVTIMG_SWAP_RB );
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return image;
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}
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double CvCaptureCAM_CMU::getProperty( int property_id )
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{
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C1394Camera* cmucam = camera();
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if( !cmucam )
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return 0;
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switch( property_id )
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{
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case CV_CAP_PROP_FRAME_WIDTH:
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return image->width;
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case CV_CAP_PROP_FRAME_HEIGHT:
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return image->height;
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case CV_CAP_PROP_FPS:
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return cmucam->GetVideoFrameRate();
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case CV_CAP_PROP_MODE:
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return cmucam->GetVideoMode();
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case CV_CAP_PROP_FORMAT:
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return cmucam->GetVideoFormat();
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}
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return 0;
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}
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bool CvCaptureCAM_CMU::setVideoSize(int, int)
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{
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return false;
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}
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bool CvCaptureCAM_CMU::setMode(int mode)
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{
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int format;
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C1394Camera* cmucam = camera();
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if( !cmucam )
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return false;
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format = cmucam->GetVideoFormat();
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if( mode < 0 || mode > 7 || !cmucam->HasVideoMode(format, mode))
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return false;
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cmucam->StopImageAcquisition();
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cmucam->SetVideoMode(mode);
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cmucam->StartImageAcquisition();
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return true;
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}
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bool CvCaptureCAM_CMU::setFrameRate(int rate)
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{
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int format, mode;
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C1394Camera* cmucam = camera();
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if( !cmucam )
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return false;
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mode = cmucam->GetVideoMode();
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format = cmucam->GetVideoFormat();
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if( rate < 0 || rate > 5 || !cmucam->HasVideoFrameRate(format, mode, rate) )
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return false;
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cmucam->StopImageAcquisition();
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cmucam->SetVideoFrameRate(rate);
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cmucam->StartImageAcquisition();
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return true;
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}
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bool CvCaptureCAM_CMU::setFormat(int format)
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{
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C1394Camera* cmucam = camera();
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if( !cmucam )
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return false;
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if( format < 0 || format > 2 || !cmucam->HasVideoFormat(format) )
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return false;
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cmucam->StopImageAcquisition();
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cmucam->SetVideoFormat(format);
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cmucam->StartImageAcquisition();
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return true;
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}
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bool CvCaptureCAM_CMU::setProperty( int property_id, double value )
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{
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bool retval = false;
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int ival = cvRound(value);
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C1394Camera* cmucam = camera();
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if( !cmucam )
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return false;
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switch (property_id) {
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case CV_CAP_PROP_FRAME_WIDTH:
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case CV_CAP_PROP_FRAME_HEIGHT:
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{
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int width, height;
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if (property_id == CV_CAP_PROP_FRAME_WIDTH)
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{
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width = ival;
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height = width*3/4;
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}
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else {
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height = ival;
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width = height*4/3;
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}
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retval = setVideoSize(width, height);
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}
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break;
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case CV_CAP_PROP_FPS:
|
|
retval = setFrameRate(ival);
|
|
break;
|
|
case CV_CAP_PROP_MODE:
|
|
retval = setMode(ival);
|
|
break;
|
|
case CV_CAP_PROP_FORMAT:
|
|
retval = setFormat(ival);
|
|
break;
|
|
}
|
|
|
|
// resize image if its not the right size anymore
|
|
CvSize size = getSize();
|
|
if( !image || image->width != size.width || image->height != size.height )
|
|
{
|
|
cvReleaseImage( &image );
|
|
image = cvCreateImage( size, 8, 3 );
|
|
}
|
|
return retval;
|
|
}
|
|
|
|
CvCapture * cvCreateCameraCapture_CMU (int index)
|
|
{
|
|
CvCaptureCAM_CMU* capture = new CvCaptureCAM_CMU;
|
|
if( capture->open(index) )
|
|
return capture;
|
|
delete capture;
|
|
return 0;
|
|
}
|
|
|
|
#endif // CMU
|
|
#endif // WIN32
|