Mercurial Hosting > traffic-intelligence
diff scripts/classify-objects.py @ 902:c69a8defe5c3
changed workflow of classify objects
author | Nicolas Saunier <nicolas.saunier@polymtl.ca> |
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date | Thu, 22 Jun 2017 16:57:34 -0400 |
parents | 753a081989e2 |
children | 8f60ecfc2f06 |
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--- a/scripts/classify-objects.py Thu Jun 22 12:02:34 2017 -0400 +++ b/scripts/classify-objects.py Thu Jun 22 16:57:34 2017 -0400 @@ -20,7 +20,6 @@ args = parser.parse_args() params, videoFilename, databaseFilename, invHomography, intrinsicCameraMatrix, distortionCoefficients, undistortedImageMultiplication, undistort, firstFrameNum = storage.processVideoArguments(args) - classifierParams = storage.ClassifierParameters(params.classifierFilename) classifierParams.convertToFrames(params.videoFrameRate, 3.6) # conversion from km/h to m/frame @@ -66,18 +65,14 @@ sys.exit() objects = storage.loadTrajectoriesFromSqlite(databaseFilename, 'object', args.nObjects, withFeatures = True) -#features = storage.loadTrajectoriesFromSqlite(databaseFilename, 'feature') -intervals = [] -for obj in objects: - #obj.setFeatures(features) - intervals.append(obj.getTimeInterval()) -timeInterval = moving.TimeInterval.unionIntervals(intervals) +timeInterval = moving.TimeInterval.unionIntervals([obj.getTimeInterval() for obj in objects]) capture = cv2.VideoCapture(videoFilename) width = int(capture.get(cv2.cv.CV_CAP_PROP_FRAME_WIDTH)) height = int(capture.get(cv2.cv.CV_CAP_PROP_FRAME_HEIGHT)) pastObjects = [] +currentObjects = [] if undistort: # setup undistortion [map1, map2] = cvutils.computeUndistortMaps(width, height, undistortedImageMultiplication, intrinsicCameraMatrix, distortionCoefficients) if capture.isOpened(): @@ -92,26 +87,23 @@ if frameNum%50 == 0: print('frame number: {}'.format(frameNum)) if undistort: - img = cv2.remap(img, map1, map2, interpolation=cv2.INTER_LINEAR) - currentObjects = [] + img = cv2.remap(img, map1, map2, interpolation=cv2.INTER_LINEAR) for obj in objects: - inter = obj.getTimeInterval() - if inter.contains(frameNum): - if inter.first == frameNum: - obj.initClassifyUserTypeHoGSVM(speedAggregationFunc, pedBikeCarSVM, bikeCarSVM, classifierParams.maxPedestrianSpeed, classifierParams.maxCyclistSpeed, classifierParams.nFramesIgnoreAtEnds) - currentObjects.append(obj) - elif inter.last == frameNum: - obj.classifyUserTypeHoGSVM(minSpeedEquiprobable = classifierParams.minSpeedEquiprobable, speedProbabilities = speedProbabilities, maxPercentUnknown = classifierParams.maxPercentUnknown) - pastObjects.append(obj) - else: - obj.classifyUserTypeHoGSVMAtInstant(img, frameNum, invHomography, width, height, classifierParams.percentIncreaseCrop, classifierParams.percentIncreaseCrop, classifierParams.minNPixels, classifierParams.hogRescaleSize, classifierParams.hogNOrientations, classifierParams.hogNPixelsPerCell, classifierParams.hogNCellsPerBlock, classifierParams.hogBlockNorm) - currentObjects.append(obj) + if obj.getFirstInstant() == frameNum: + obj.initClassifyUserTypeHoGSVM(speedAggregationFunc, pedBikeCarSVM, bikeCarSVM, classifierParams.maxPedestrianSpeed, classifierParams.maxCyclistSpeed, classifierParams.nFramesIgnoreAtEnds) + currentObjects.append(obj) + objects.remove(obj) + + for obj in currentObjects: + if obj.getLastInstant() == frameNum: + obj.classifyUserTypeHoGSVM(minSpeedEquiprobable = classifierParams.minSpeedEquiprobable, speedProbabilities = speedProbabilities, maxPercentUnknown = classifierParams.maxPercentUnknown) + pastObjects.append(obj) + currentObjects.remove(obj) else: - currentObjects.append(obj) - objects = currentObjects + obj.classifyUserTypeHoGSVMAtInstant(img, frameNum, invHomography, width, height, classifierParams.percentIncreaseCrop, classifierParams.percentIncreaseCrop, classifierParams.minNPixels, classifierParams.hogRescaleSize, classifierParams.hogNOrientations, classifierParams.hogNPixelsPerCell, classifierParams.hogNCellsPerBlock, classifierParams.hogBlockNorm) frameNum += 1 - for obj in objects: + for obj in currentObjects: obj.classifyUserTypeHoGSVM(minSpeedEquiprobable = classifierParams.minSpeedEquiprobable, speedProbabilities = speedProbabilities, maxPercentUnknown = classifierParams.maxPercentUnknown) pastObjects.append(obj) print('Saving user types')