diff --git a/main.py b/main.py index 2062e5df..3b22ef8b 100644 --- a/main.py +++ b/main.py @@ -5,11 +5,12 @@ import runner from sklearn.externals import joblib import numpy as np import operator +from matplotlib import pyplot as plt import glob import os import heapq import math - +from datetime import datetime pieces = ['rook', 'knight'] #pieces = ['rook', 'knight'] @@ -381,16 +382,18 @@ def selective_search(image, use_fast=False, use_slow=False): # close image show window cv2.destroyAllWindows() + def predict(square, file, rank): - color = runner.compute_color(file, rank) - empty_var_classifier = load_classifier(f"classifiers/classifier_empty_var/{color}.pkl") + square_color = runner.compute_color(file, rank) - magnitude_of_var = np.linalg.norm(cv2.meanStdDev(square)[1]) + y, x = np.histogram(square.ravel(), bins=256, range=[0, 256]) # TODO: Maybe img.ravel() ? - prob = empty_var_classifier.predict_proba(np.array(magnitude_of_var).reshape(-1, 1)) - print(prob[0, 1]) - if (prob[0, 1]) > 0.5: - return 'empty' + for color in ['black', 'white']: + empty_classifier = load_classifier(f"classifiers/classifier_empty/white_piece_on_{color}_square.pkl") + prob = empty_classifier.predict_proba(np.array(y).reshape(1, -1)) + print(f"{file}{rank}, {color}: {prob[0, 1]}") + if prob[0, 1] > 0.5: + return 'empty' return None @@ -398,6 +401,7 @@ def predict(square, file, rank): @lru_cache() def load_classifier(filename): + print(f"loading {filename}") return joblib.load(filename) @@ -405,11 +409,56 @@ def load_classifier(filename): if __name__ == '__main__': + board = cv2.imread("whole_boards/boards_for_empty/board_1554288951.972197_.png") + warped = runner.warp_board(board) + + empty = 0 + + + files = "ABCDEFGH" + ranks = [1, 2, 3, 4, 5, 6, 7, 8] + + + non_empties = [] + + for file in files: + for rank in ranks: + src = runner.get_square(warped, file, rank) + #src = cv2.GaussianBlur(src, (5, 5), 0) + segmentator = cv2.ximgproc.segmentation.createGraphSegmentation(sigma=0.75, k=175, min_size=750) + segment = segmentator.processImage(src) + mask = segment.reshape(list(segment.shape) + [1]).repeat(3, axis=2) + masked = np.ma.masked_array(src, fill_value=0) + for i in range(np.max(segment)): + masked.mask = mask != i + y, x = np.where(segment == i) + top, bottom, left, right = min(y), max(y), min(x), max(x) + dst = masked.filled()[top: bottom + 1, left: right + 1] + cv2.imwrite(f"segment_test/segment_{datetime.utcnow().timestamp()}_{file}{rank}.jpg", dst) + + if np.max(segment) >= 2: + print(f"{file}{rank} is nonempty") + non_empties.append([f"{file}{rank}", src]) + print(np.max(segment)) + empty += 1 + print(64-empty) + + for non_empty in non_empties: + cv2.imshow(non_empty[0], non_empty[1]) + cv2.waitKey(0) + exit() + + #empty_classifier = load_classifier(f"classifiers/classifier_empty/white_piece_on_white_square.pkl") + #print(empty_classifier.predict_proba(np.array([0]*16).reshape(1, -1))[0, 1]) + + #exit() + + board = cv2.imread("whole_boards/board_102_1554110461.608167_.png") warped = runner.warp_board(board) files = "ABCDEFGH" - ranks = [1,2,3,4,5,6,7,8] + ranks = [1, 2, 3, 4, 5, 6, 7, 8] counter = 0 diff --git a/runner.py b/runner.py index 94fc35e8..b4829b6e 100644 --- a/runner.py +++ b/runner.py @@ -1,3 +1,5 @@ +from functools import lru_cache + import cv2 import numpy as np import glob @@ -9,9 +11,13 @@ from sklearn.externals import joblib from sklearn import neural_network import heapq from datetime import datetime + +from sklearn.pipeline import make_pipeline +from sklearn.preprocessing import StandardScaler + import utils - +import random pieces = ["rook", "knight"] colors = ['black', 'white'] @@ -214,37 +220,28 @@ def load_training_data(spec_piece, color): def train_empty_or_piece_var(): - pieces = ['empty', 'knight', 'rook'] - for color in colors: - + for square_color in ["black", "white"]: X = None Y = None + for piece in ['empty', 'rook', 'knight']: - total_weight = 0 - for piece in pieces: - total_weight += len(glob.glob(os.path.join("training_images", f"{piece}", f"{color}_square", "*.png"))) - - current_weight = len(glob.glob(os.path.join("training_images", 'empty', f"{color}_square", "*.png"))) - - for piece in pieces: - piece_class = int('empty' == piece) - for filename in glob.glob(os.path.join("training_images", piece, f"{color}_square", "*.png")): + for filename in glob.glob(os.path.join("training_images", f"{piece}", f"{square_color}_square", "*.png")): + piece_class = 'empty' == piece img = cv2.imread(filename) - magnitude_of_var = np.linalg.norm(cv2.meanStdDev(img)[1]) + y, x = np.histogram(img.ravel(), bins=256, range=[0, 256]) # TODO: Maybe img.ravel() ? if X is None: - X = np.array(magnitude_of_var) + X = np.array(y) Y = np.array([piece_class]) else: - X = np.vstack((X, magnitude_of_var)) + X = np.vstack((X, y)) Y = np.vstack((Y, [piece_class])) - classifier = svm.SVC(class_weight={0: current_weight, 1: total_weight - current_weight}, probability=True) + classifier = make_pipeline(StandardScaler(), + svm.SVC(C=10.0, gamma=0.01, probability=True)) classifier.fit(X, Y) - joblib.dump(classifier, f"classifiers/classifier_empty_var/{color}.pkl") - - + joblib.dump(classifier, f"classifiers/classifier_empty/white_piece_on_{square_color}_square.pkl") def train_pieces_svm(): @@ -349,11 +346,11 @@ def get_square(warped_board, file, rank): file = files.index(file) rank = 8 - rank width, _, _ = warped_board.shape # board is square anyway - - side = int(width * 0.04) + side = int(width * 0.045) size = width - 2 * side square_size = size // 8 + padding = 0 x1 = side + (square_size * file) @@ -413,6 +410,8 @@ def letter_to_int(letter): alphabet = list('ABCDEFGH') return alphabet.index(letter) + 1 + +@lru_cache(maxsize=64) def compute_color(file, rank): if ((letter_to_int(file)+rank) % 2): return 'white' @@ -435,4 +434,8 @@ def save_empty_fields(warped, skip_rank=None): utils.imwrite(f"training_images/empty/{color}_square/training_{file}{rank}_{datetime.utcnow().timestamp()}.png", square) +if __name__ == '__main__': + train_empty_or_piece_var() + + diff --git a/whole_boards/board_100_1554110446.049265_.png b/whole_boards/board_100_1554110446.049265_.png new file mode 100644 index 00000000..2c5bb73f Binary files /dev/null and b/whole_boards/board_100_1554110446.049265_.png differ diff --git a/whole_boards/board_100_1554110868.509844_.png b/whole_boards/board_100_1554110868.509844_.png new file mode 100644 index 00000000..9eb6297c Binary files /dev/null and b/whole_boards/board_100_1554110868.509844_.png differ diff --git a/whole_boards/board_101_1554110456.565206_.png b/whole_boards/board_101_1554110456.565206_.png new file mode 100644 index 00000000..0aba480d Binary files /dev/null and b/whole_boards/board_101_1554110456.565206_.png differ diff --git a/whole_boards/board_101_1554110872.145373_.png b/whole_boards/board_101_1554110872.145373_.png new 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