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