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# -*- coding: utf-8 -*-
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# libavg - Media Playback Engine.
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# Copyright (C) 2003-2008 Ulrich von Zadow
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# This library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public
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# License as published by the Free Software Foundation; either
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# version 2 of the License, or (at your option) any later version.
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# This library is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# Lesser General Public License for more details.
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# You should have received a copy of the GNU Lesser General Public
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# License along with this library; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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# Current versions can be found at www.libavg.de
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import sys, os, platform, math
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CREATE_BASELINE_IMAGES = False
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BASELINE_DIR = "baseline"
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RESULT_DIR = "resultimages"
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ourSaveDifferences = True
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g_CustomOGLOptions = False
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g_UsePOW2Textures = False
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g_UsePixelBuffers = True
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def almostEqual(a,b):
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return math.fabs(a-b) < 0.000001
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def setUpVideo(player):
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if g_CustomOGLOptions:
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player.setOGLOptions(g_UsePOW2Textures, g_UseShaders, g_UsePixelBuffers, 1)
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player.setMultiSampleSamples(1)
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class AVGTestCase(unittest.TestCase):
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def __init__(self, testFuncName, bpp):
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self.Log = avg.Logger.get()
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unittest.TestCase.__init__(self, testFuncName)
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self.__Player.setResolution(0, 0, 0, self.__bpp)
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if g_CustomOGLOptions:
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self.__Player.setOGLOptions(g_UsePOW2Textures, g_YCbCrMode,
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self.__Player.setMultiSampleSamples(1)
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setUpVideo(self.__Player)
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self.__Player.enableAudio(False)
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print "-------- ", self.__testFuncName, " --------"
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def start(self, filename, actions):
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def compareImage(self, fileName, warn):
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global CREATE_BASELINE_IMAGES
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global ourSaveDifferences
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Bmp = self.__Player.screenshot()
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if CREATE_BASELINE_IMAGES:
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Bmp.save(BASELINE_DIR+"/"+fileName+".png")
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BaselineBmp = avg.Bitmap(BASELINE_DIR+"/"+fileName+".png")
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DiffBmp = Bmp.subtract(BaselineBmp)
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average = DiffBmp.getAvg()
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stdDev = DiffBmp.getStdDev()
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if (average > 0.1 or stdDev > 0.5):
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if ourSaveDifferences:
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Bmp.save(RESULT_DIR+"/"+fileName+".png")
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BaselineBmp.save(RESULT_DIR+"/"+fileName+"_baseline.png")
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DiffBmp.save(RESULT_DIR+"/"+fileName+"_diff.png")
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if (average > 2 or stdDev > 5):
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": Difference image has avg=%(avg).2f, std dev=%(stddev).2f"%
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{'avg':average, 'stddev':stdDev})
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Bmp.save(RESULT_DIR+"/"+fileName+".png")
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self.Log.trace(self.Log.WARNING, "Could not load image "+fileName+".png")
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BaselineBmp = avg.Bitmap(BASELINE_DIR+"/"+fileName+".png")
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DiffBmp = Bmp.subtract(BaselineBmp)
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average = DiffBmp.getAvg()
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stdDev = DiffBmp.getStdDev()
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if (average > 0.1 or stdDev > 0.5):
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if ourSaveDifferences:
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Bmp.save(RESULT_DIR+"/"+fileName+".png")
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BaselineBmp.save(RESULT_DIR+"/"+fileName+"_baseline.png")
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DiffBmp.save(RESULT_DIR+"/"+fileName+"_diff.png")
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if (average > 2 or stdDev > 6):
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": Difference image has avg=%(avg).2f, std dev=%(stddev).2f"%
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{'avg':average, 'stddev':stdDev})
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Bmp.save(RESULT_DIR+"/"+fileName+".png")
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self.Log.trace(self.Log.WARNING, "Could not load image "+fileName+".png")
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def areSimilarBmps(self, bmp1, bmp2, maxAvg, maxStdDev):
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DiffBmp = bmp1.subtract(bmp2)
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def setOGLOptions(UsePOW2Textures, YCbCrMode, UsePixelBuffers):
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def setUseShaders(val):
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global g_CustomOGLOptions
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def setUsePOW2Textures(val):
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global g_CustomOGLOptions
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global g_UsePOW2Textures
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g_CustomOGLOptions = True
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g_UsePOW2Textures = val
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def setUsePixelBuffers(val):
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global g_CustomOGLOptions
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global g_UsePixelBuffers
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g_CustomOGLOptions = True
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g_UsePOW2Textures = UsePOW2Textures
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g_YCbCrMode = YCbCrMode
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g_UsePixelBuffers = UsePixelBuffers
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g_UsePixelBuffers = val
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return ourSaveDifferences
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def rmBrokenDir():
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global ourSaveDifferences
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ourSaveDifferences = False
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def AVGTestSuite (availableTests, TestCase, tests, extraargs=(), extrakwargs={}):
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suite = unittest.TestSuite()
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for testname in tests:
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if testname in availableTests:
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elif 'test'+testname in availableTests:
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name = 'test' + testname
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print "no test named %s" % testname
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testNames = availableTests
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for name in testNames:
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suite.addTest(TestCase(*([name,]+list(extraargs)), **extrakwargs ))
added
removed
src/test/testcase.py
