func videoProcessor() {
var src = path.Join(path.Dir(TEST_FILE)) + "/" + TEST_FILE
var cap = modules.NewVideoCapture(src)
var processor = modules.NewVideoProcessor(cap, modules.NewVideoWriter(uint32(opencv.FOURCC('m', 'p', '4', 'v')), 10.0, cap.Size))
processor.TestInit()
processor.Run()
}
func TrackEyes(srcFile, destFile string) {
var video = opencv.NewFileCapture(srcFile)
var fourcc = opencv.FOURCC('m', 'p', '4', 'v')
var fps = float32(video.GetProperty(opencv.CV_CAP_PROP_FPS))
var size = opencv.Size{int(video.GetProperty(opencv.CV_CAP_PROP_FRAME_WIDTH)),
int(video.GetProperty(opencv.CV_CAP_PROP_FRAME_HEIGHT))}
if video == nil {
panic("no file found with name: " + srcFile)
}
defer video.Release()
win := opencv.NewWindow("Go-OpenCV Webcam")
defer win.Destroy()
_, currentfile, _, _ := runtime.Caller(0)
var cascade = path.Join(path.Dir(currentfile), "/../cascades/haarcascade_eye_tree_eyeglasses.xml")
var eyeMarker = NewEyeMarker(cascade)
var imgs = []*opencv.IplImage{}
var imgs2 = []*opencv.IplImage{}
for {
if video.GrabFrame() {
img := video.RetrieveFrame(1)
if img != nil {
var copy = opencv.CreateImage(img.Width(), img.Height(), img.Depth(), img.Channels())
opencv.Copy(img.Clone(), copy, nil)
var markedImg = eyeMarker.MarkEyes(copy)
imgs = append(imgs, markedImg)
//win.ShowImage(imgs[len(imgs)-1])
} else {
fmt.Println("Image ins nil")
}
} else {
break
}
key := opencv.WaitKey(10)
if key == 27 {
os.Exit(0)
}
}
for i := 0; i < len(imgs2); i++ {
win.ShowImage(imgs2[i])
}
log.Print("before write")
NewVideoWriter(uint32(fourcc), fps, size).SaveAsVideo(imgs, "test.avi")
os.Exit(0)
}
func CaptureFrames() {
var cam = opencv.NewCameraCapture(0)
defer cam.Release()
frames := []*opencv.IplImage{}
//var writter = opencv.NewVideoWriter("test.avi", int(opencv.FOURCC('D','I','V','3')),20, 50, 50, 1)
win := opencv.NewWindow("Go-OpenCV Webcam123")
defer win.Destroy()
for framesCounter := 0; framesCounter <= 25; framesCounter++ {
log.Print(framesCounter)
if cam.GrabFrame() || framesCounter > 25 {
// var frame = cam.RetrieveFrame(1)
// var img = ProcessImage(frame, 50)
// frames = append(frames, img)
var frame = cam.RetrieveFrame(1)
win.ShowImage(frame)
// var img3 = frame.ToImage()
var imageHeader = opencv.CreateImage(frame.Width(), frame.Height(), frame.Depth(), frame.Channels())
for i := 0; i < frame.Width(); i++ {
for j := 0; j < frame.Height(); j++ {
scalar := frame.Get2D(i, j)
var bgra = scalar.Val()
var newscalar = opencv.NewScalar(bgra[0], bgra[1], bgra[2], 1)
imageHeader.Set2D(i, j, newscalar)
}
}
// var img3Opencv = opencv.FromImage(img3)
var copy = opencv.CreateImage(frame.Width(), frame.Height(), frame.Depth(), frame.Channels())
opencv.Copy(frame, copy, nil)
// frames = append(frames, img3Opencv)
//win.ShowImage(imageHeader)
}
}
var videoWritter = NewVideoWriter(opencv.FOURCC('D', 'I', 'V', '3'), 20, opencv.Size{frames[0].Width(), frames[0].Height()})
videoWritter.SaveAsVideo(frames, "test.avi")
}
func ProcessImageTest() {
log.Print("Try to open webcam.")
cap := opencv.NewCameraCapture(0)
if cap == nil {
panic("can not open camera")
}
log.Print("webcame opened.")
var outputFileName = "testvideo.mpeg"
var width = 640
var height = 480
var fps = 20.0
var fourcc = opencv.FOURCC('m', 'p', '4', 'v')
var noOfCapturedFrames = 100
cap.SetProperty(opencv.CV_CAP_PROP_FRAME_WIDTH, float64(width))
cap.SetProperty(opencv.CV_CAP_PROP_FRAME_HEIGHT, float64(height))
cap.SetProperty(opencv.CV_CAP_PROP_FPS, fps)
log.Print("capturing ", noOfCapturedFrames, " frames and save them to the following file: ", outputFileName)
log.Print("width: ", width)
log.Print("height: ", height)
log.Print("fps: ", fps)
log.Print("fourcc: ", fourcc)
var frames []*opencv.IplImage
for len(frames) < noOfCapturedFrames {
if cap.GrabFrame() {
img := cap.RetrieveFrame(1)
if img != nil {
var frame = cap.RetrieveFrame(1)
var copy = opencv.CreateImage(int(width), int(height), frame.Depth(), frame.Channels())
defer copy.Release()
opencv.Copy(frame, copy, nil)
frames = append(frames, copy)
} else {
fmt.Println("Image ins nil")
}
}
}
cap.Release()
win := opencv.NewWindow("Go-OpenCV Webcam")
defer win.Destroy()
for i := 0; i < len(frames); i++ {
log.Print("displaying frame no: ", i)
win.ShowImage(frames[i])
key := opencv.WaitKey(10)
if key != 0 {
log.Print(key)
}
}
log.Print("start writing frames to file.")
var videoWritter = NewVideoWriter(fourcc, float32(fps), opencv.Size{int(width), int(height)})
videoWritter.SaveAsVideo(frames, outputFileName)
log.Print("created file with name: ", outputFileName)
os.Exit(0)
}
