+++ /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 "cvfltk.h"
-#include "highgui.h"
-#include "cv.h"
-#include "cvaux.h"
-#include <string.h>
-#include <stdio.h>
-#include <math.h>
-
-class VideoWindow;
-
-Fl_Window *root_window=(Fl_Window *)0;
-VideoWindow* video_window = 0;
-CvCapture* capture = 0;
-CvVideoWriter* writer = 0;
-static int started = 0;
-double timeout = 0.005;
-IplImage* video_image = 0;
-double old_pos = 0;
-Fl_Value_Slider* video_pos = 0;
-int guard = 0;
-int is_avi = 0;
-int is_recorded = 0;
-double fps = -1;
-double fps_alpha = 0.1;
-char fps_buffer[100];
-double cpu_freq = 0;
-double prev_frame_stamp = 0;
-int start_pos = 0;
-int total_frames0 = 0;
-int total_frames = 0;
-int is_loopy = 0;
-
-Fl_Button* stop_button = 0;
-Fl_Button* play_button = 0;
-Fl_Button* video_button = 0;
-Fl_Button* cam_button = 0;
-Fl_Button* record_button = 0;
-Fl_Box* fps_box = 0;
-
-#define ORIG_WIN_SIZE 24
-
-#define MIN_NEIGHBORS 2
-
-static CvMemStorage* storage = cvCreateMemStorage();
-static CvHaarClassifierCascade* hid_cascade = 0;
-
-int InitFaceDetect( const char* classifier_cascade_path )
-{
- hid_cascade = cvLoadHaarClassifierCascade(
- classifier_cascade_path && strlen(classifier_cascade_path) > 0 ?
- classifier_cascade_path : "<default_face_cascade>",
- cvSize( ORIG_WIN_SIZE, ORIG_WIN_SIZE ));
- return hid_cascade != 0;
-}
-
-void DetectAndDrawFaces( IplImage* img )
-{
- if( hid_cascade && img )
- {
- int scale = 2;
- CvSize img_size = cvGetSize( img );
- IplImage* temp = cvCreateImage( cvSize(img_size.width/2,img_size.height/2), 8, 3 );
- IplImage* canvas = cvCreateImage( cvSize(temp->width,temp->height*3/2), 8, 3 );
- CvPoint offset = cvPoint( 0, temp->height/3 );
- int i;
-
- cvZero( canvas );
- cvPyrDown( img, temp );
- cvClearMemStorage( storage );
-
- cvSetImageROI( canvas, cvRect( offset.x, offset.y, temp->width, temp->height ));
- cvCopy( temp, canvas );
- cvResetImageROI( canvas );
-
- if( hid_cascade )
- {
- CvSeq* faces = cvHaarDetectObjects( canvas, hid_cascade, storage, 1.2, 2, 1 );
- scale = 2;
-
- for( i = 0; i < (faces ? faces->total : 0); i++ )
- {
- CvRect r = *(CvRect*)cvGetSeqElem( faces, i );
- r.x -= offset.x;
- r.y -= offset.y;
- cvRectangle( img,
- cvPoint(r.x*scale,/*img->height - */r.y*scale),
- cvPoint((r.x+r.width)*scale,/*img->height - */(r.y+r.height)*scale),
- CV_RGB(255,0,0), 3 );
- }
- }
-
- cvReleaseImage( &temp );
- cvReleaseImage( &canvas );
- }
-}
-
-class VideoWindow : public Fl_Box
-{
-public:
- VideoWindow( int x, int y, int w, int h, const char* t = 0 );
- ~VideoWindow();
- void draw();
-};
-
-VideoWindow::VideoWindow( int x, int y, int w, int h, const char* t ):
- Fl_Box( x, y, w, h, t )
-{
-}
-
-VideoWindow::~VideoWindow()
-{
-}
-
-void VideoWindow::draw()
-{
-}
-
-static void end_capture()
-{
- started = 0;
- cvReleaseCapture( &capture );
-}
-
-static void cb_Stop( Fl_Widget*, void* );
-static void cb_StartStopRecord( Fl_Widget*, void* );
-static void cb_Exit( Fl_Widget*, void* );
-
-static double get_time_accurate(void)
-{
- return (double)cvGetTickCount()*1e-3/(cpu_freq+1e-10);
-}
-
-static void get_next_frame(void*)
-{
- static int repositioning = 0;
- IplImage* frame = 0;
- double new_pos = video_pos->value();
-
- if( (new_pos-old_pos >= 1e-10 || new_pos-old_pos <= -1e-10) && !repositioning)
- {
- video_window->redraw();
- cvSetCaptureProperty( capture, CV_CAP_PROP_POS_AVI_RATIO, new_pos );
- new_pos = cvGetCaptureProperty( capture, CV_CAP_PROP_POS_AVI_RATIO );
- printf("Repositioning\n");
- repositioning = 1;
- }
- else
- {
- new_pos = cvGetCaptureProperty( capture, CV_CAP_PROP_POS_AVI_RATIO );
- video_pos->value(new_pos);
- repositioning = 0;
- }
- old_pos = new_pos;
- frame = cvQueryFrame( capture );
-
- if( frame == 0 && is_avi )
- {
- cb_Stop(0,0);
- return;
- }
-
- if( video_window && frame )
- {
- if( video_window->w() < frame->width || video_window->h() < frame->height )
- root_window->size( (short)(frame->width + 40), (short)(frame->height + 150));
-
- CvRect rect = { video_window->x(), video_window->y(),
- frame->width, frame->height };
-
- if( !video_image || video_image->width < rect.width ||
- video_image->height < rect.height )
- {
- cvReleaseImage( &video_image );
- video_image = cvCreateImage( cvSize( rect.width, rect.height ), 8, 3 );
- }
-
- cvSetImageROI( video_image, cvRect(0,0,rect.width, rect.height));
- if( frame->origin == 1 )
- cvFlip( frame, video_image, 0 );
- else
- cvCopy( frame, video_image, 0 );
-
- DetectAndDrawFaces( video_image );
- if( writer && is_recorded )
- {
- cvWriteToAVI( writer, video_image );
- }
- cvCvtColor( video_image, video_image, CV_RGB2BGR );
-
- uchar* data = 0;
- int step = 0;
- CvSize size;
- cvGetRawData( video_image, &data, &step, &size );
-
- video_window->redraw();
- fl_draw_image( (uchar*)data, video_window->x(), video_window->y(),
- size.width, size.height, 3, step );
- }
-
- if( started )
- {
- double cur_frame_stamp = get_time_accurate();
- // update fps
- if( fps < 0 )
- fps = 1000/(cur_frame_stamp - prev_frame_stamp);
- else
- fps = (1-fps_alpha)*fps + fps_alpha*1000/(cur_frame_stamp - prev_frame_stamp);
- prev_frame_stamp = cur_frame_stamp;
- sprintf( fps_buffer, "FPS: %5.1f", fps );
- fps_box->label( fps_buffer );
- fps_box->redraw();
- if( total_frames > 0 )
- {
- if( --total_frames == 0 )
- if( !is_loopy )
- cb_Exit(0,0);
- else
- {
- total_frames = total_frames0;
- cvSetCaptureProperty( capture, CV_CAP_PROP_POS_FRAMES, start_pos );
- }
- }
- Fl::add_timeout( timeout, get_next_frame, 0 );
- }
-}
-
-static void cb_PauseResume( Fl_Widget*, void* )
-{
- video_button->deactivate();
- cam_button->deactivate();
- stop_button->activate();
-
- if( !started )
- {
- started = 1;
- play_button->label("@||");
- play_button->activate();
- play_button->redraw();
- stop_button->activate();
- stop_button->redraw();
- record_button->activate();
-
- video_window->redraw();
- prev_frame_stamp = get_time_accurate();
- Fl::add_timeout( timeout, get_next_frame, 0 );
- }
- else
- {
- started = 0;
- play_button->label("@>");
- play_button->redraw();
- }
-}
-
-
-static void cb_Stop( Fl_Widget*, void* )
-{
- if( started )
- cb_PauseResume(0,0);
- if( is_recorded )
- cb_StartStopRecord(0,0);
- cvSetCaptureProperty( capture, CV_CAP_PROP_POS_AVI_RATIO, 0 );
- video_button->activate();
- cam_button->activate();
- stop_button->deactivate();
- record_button->deactivate();
-}
-
-static void cb_StartAVI( const char* newfile, int start_pos, int was_started )
-{
- if( newfile != 0 )
- {
- end_capture();
- capture = cvCaptureFromAVI( newfile );
- if( capture )
- {
- was_started = 1;
- if( start_pos != 0 )
- cvSetCaptureProperty( capture, CV_CAP_PROP_POS_FRAMES, start_pos );
- }
- is_avi = 1;
- }
-
- if( was_started )
- cb_PauseResume(0,0);
-}
-
-
-static void cb_Open( Fl_Widget*, void* )
-{
- char filename[1000];
- filename[0] = '\0';
- int was_started = 0;
-
- if( started )
- {
- was_started = 1;
- cb_PauseResume(0,0);
- }
-
- char *newfile = fl_file_chooser("Open File?", "*", filename);
- cb_StartAVI( newfile, 0, was_started );
-}
-
-
-static void cb_StartCam( Fl_Widget*, void* )
-{
- if( started )
- cb_PauseResume(0,0);
- end_capture();
-#ifdef WIN32
- Sleep(10);
-#endif
- is_avi = 0;
- capture = cvCaptureFromCAM( -1 );
- cb_PauseResume(0,0);
-}
-
-
-static void cb_StartStopRecord( Fl_Widget*, void* )
-{
- if( !is_recorded )
- {
- if( video_image )
- {
- writer = cvCreateAVIWriter( "c:\\test.avi", -1, 15, cvGetSize( video_image ));
- if( writer )
- {
- record_button->box( FL_DOWN_BOX );
- is_recorded = 1;
- }
- }
- }
- else
- {
- record_button->box( FL_UP_BOX );
- cvReleaseVideoWriter( &writer );
- is_recorded = 0;
- }
-}
-
-static void cb_AutoRun( void* _aviname )
-{
- char* aviname = (char*)_aviname;
- char* ext_pos = strrchr( aviname, '.' );
- if( ext_pos )
- {
- char* colon_pos = strchr( ext_pos, ':' );
- if( colon_pos )
- {
- *colon_pos = '\0';
- start_pos = strtoul( colon_pos+1, &colon_pos, 10 );
- if( colon_pos && *colon_pos == ':' )
- total_frames0 = total_frames = strtoul( colon_pos+1, &colon_pos, 10 );
- if( colon_pos && *colon_pos == ':' )
- is_loopy = 1;
- }
- }
-
- cb_StartAVI( aviname, start_pos, 0 );
-}
-
-
-static void cb_Exit( Fl_Widget*, void* )
-{
- cvReleaseCapture( &capture );
- cvReleaseVideoWriter( &writer );
- exit(0);
-}
-
-const int root_w = 400, root_h = 400;
-
-int main( int argc, char **argv )
-{
- const char* facebaseopt="--facebase=";
- char* classifierbase = 0;
- char* aviname = 0;
- int auto_run = 0;
-
- if( argc > 1 && argv[argc-1][0] != '-' )
- {
- aviname = argv[argc-1];
- auto_run = 1;
- argc--;
- }
-
- if( argc > 1 && strncmp(argv[argc-1],facebaseopt,strlen(facebaseopt))==0 )
- {
- classifierbase=argv[argc-1] + strlen(facebaseopt);
- argc--;
- }
-
- if( !InitFaceDetect(classifierbase))
- {
- fprintf( stderr, "Could not locate face classifier base at %s\n"
- "Use --facebase=<classifier base path> option to specify the base\n",
- classifierbase );
- return -1;
- }
-
- cpu_freq = cvGetTickFrequency();
- printf("Tick frequency (*10^-6): %g\n", cpu_freq );
-
- Fl_Window* w;
- {
- Fl_Window* o = root_window = new Fl_Window( root_w, root_h );
- w = o;
- {
- Fl_Tabs* o = new Fl_Tabs( 10, 10, root_w - 20, root_h - 100 );
- // camera tab
- {
- Fl_Group* o = new Fl_Group( 10, 30, root_w - 20, root_h - 110, "Face Detection" );
- {
- VideoWindow* o = new VideoWindow( 15, 35, root_w - 30, root_h - 120 );
- video_window = o;
- o->box( FL_BORDER_BOX );
- o->color(0);
- }
- o->end();
- }
- o->end();
- Fl_Group::current()->resizable(o);
- }
- {
- const int bwidth = 30, bheight = 30;
- play_button = new Fl_Button( 10, root_h - 35, bwidth, bheight, "@>" );
- play_button->callback((Fl_Callback*)cb_PauseResume);
- play_button->deactivate();
- stop_button = new Fl_Button( 10 + bwidth, root_h - 35, bwidth, bheight, "@square" );
- stop_button->callback((Fl_Callback*)cb_Stop);
- stop_button->deactivate();
- video_button = new Fl_Button( 10 + bwidth*2, root_h - 35, bwidth, bheight, "..." );
- video_button->callback((Fl_Callback*)cb_Open);
- cam_button = new Fl_Button( 10 + bwidth*3, root_h - 35, bwidth, bheight, "[o]" );
- cam_button->callback((Fl_Callback*)cb_StartCam);
- video_pos = new Fl_Value_Slider( 10 + bwidth*4 + 10, root_h - 35, 200, 20, "Position" );
- video_pos->type( FL_HOR_NICE_SLIDER );
- record_button = new Fl_Button( 10 + bwidth*4 + 230, root_h - 35, bwidth, bheight, "@circle" );
- record_button->labelcolor(FL_RED);
- record_button->callback((Fl_Callback*)cb_StartStopRecord );
- record_button->deactivate();
- fps_box = new Fl_Box( 10, root_h - 75, bwidth*4, bheight, "<No data>" );
- fps_box->box( FL_DOWN_BOX );
- }
- o->end();
- }
- Fl::visual(FL_RGB);
- w->show(argc, argv);
- if( auto_run )
- Fl::add_timeout( 0.1, cb_AutoRun, aviname );
- Fl::run();
- cb_Exit(0,0);
- return 0;
-}
-
projects / opencv / blobdiff