added regression test

added regression tests. it is a test set for actual bugs, thus, any of
them is one defect that once existed in the code base.

.gitignore

@@ -3,7 +3,7 @@
 *.swp
 tags
 gh-pages
-test/*.tests
+*.tests
 test/*_test
 test/*.jpg
 test/*.png

bin/dpmfmt.rb

@@ -0,0 +1,20 @@
+#!/usr/bin/env ruby
+
+exit unless ARGV.length == 1
+
+files = Dir.glob(ARGV[0] + '/*.txt')
+
+files.each do |file|
+	name = nil;
+	boxes = Array.new
+	File.new(file).each_line do |line|
+		next if line[0] == '#'
+		name = line[line.rindex('/') + 1, line.rindex('"') - (line.rindex('/') + 1)] if line[0, 14].downcase  == "image filename"
+		if line[0, 16].downcase == "bounding box for"
+			i = line.scan(/object\s*(\d+)/)[0][0].to_i
+			coord = line.scan(/\((\d+),\s*(\d+)\)\s*-\s*\((\d+),\s*(\d+)\)/)[0]
+			boxes[i - 1] = { :x => coord[0].to_i, :y => coord[1].to_i, :width => coord[2].to_i - coord[0].to_i, :height => coord[3].to_i - coord[1].to_i }
+		end
+	end
+	boxes.each { |coord| print name + " " + coord[:x].to_s + " " + coord[:y].to_s + " " + coord[:width].to_s + " " + coord[:height].to_s + "\n" }
+end

bin/makefile

@@ -1,6 +1,6 @@
 CC = clang
 LDFLAGS = -L"../lib" -lccv -pthread -ljpeg -lpng -lfftw3f -lfftw3 -lz -lgsl -lblas -llinear -lm # -lgomp
-CFLAGS = -O3 -msse2 -Wall -I"../lib"
+CFLAGS = -O1 -msse2 -Wall -I"../lib"
 
 TARGETS = bbffmt siftmatch bbfcreate bbfdetect swtcreate swtdetect dpmcreate dpmdetect convert
 

lib/ccv.h

@@ -340,6 +340,7 @@ void ccv_visualize(ccv_matrix_t* a, ccv_dense_matrix_t** b, int type);
 void ccv_flatten(ccv_matrix_t* a, ccv_matrix_t** b, int type, int flag);
 void ccv_zero(ccv_matrix_t* mat);
 void ccv_shift(ccv_matrix_t* a, ccv_matrix_t** b, int type, int lr, int rr);
+int ccv_any_nan(ccv_matrix_t *a);
 
 /* basic data structures ccv_util.c */