def test_Mandatory(self):
opts = encoder.OptionSet(encoder.ChoiceOption(['foo', 'bar']))
self.assertFalse(opts.AllMandatoryOptions())
opts = encoder.OptionSet(
encoder.ChoiceOption(['foo', 'bar']).Mandatory())
self.assertEquals(
set([opt.name for opt in opts.AllMandatoryOptions()]),
set(['foo/bar']))
def test_RandomlyPatchConfig(self):
config = encoder.OptionValueSet(
encoder.OptionSet(encoder.Option('foo', ['foo', 'bar'])),
'--foo=foo')
newconfig = config.RandomlyPatchConfig()
# There is only one possible change. It should be chosen.
self.assertEqual(newconfig.ToString(), '--foo=bar')
# Test case where original set did not have value.
config = encoder.OptionValueSet(
encoder.OptionSet(encoder.Option('foo', ['foo', 'bar'])), '')
newconfig = config.RandomlyPatchConfig()
self.assertIn(newconfig.ToString(), ['--foo=foo', '--foo=bar'])
def test_OtherFormatter(self):
valueset = encoder.OptionValueSet(
encoder.OptionSet(encoder.Option('foo', ['foo', 'bar'])),
'-foo foo',
formatter=encoder.OptionFormatter(prefix='-', infix=' '))
self.assertEqual('-foo foo', valueset.ToString())
valueset = encoder.OptionValueSet(
encoder.OptionSet(encoder.Option('foo', ['foo', 'bar']),
encoder.Option('xyz', ['abc', 'def'])),
'-foo foo -xyz abc',
formatter=encoder.OptionFormatter(prefix='-', infix=' '))
self.assertEqual('-foo foo -xyz abc', valueset.ToString())
def test_ChangeValue(self):
opts = encoder.OptionSet(encoder.ChoiceOption(['foo', 'bar']))
valueset = encoder.OptionValueSet(opts, '--foo')
newset = valueset.ChangeValue('foo/bar', 'bar')
self.assertEqual('--bar', newset.ToString())
# Check that old set is not modified.
self.assertEqual('--foo', valueset.ToString())
def testEncodersInMultipleRepos(self):
test_tools.EmptyWorkDirectory()
context = StorageOnlyContext()
cache = encoder.EncodingDiskCache(context)
context.cache = cache
my_encoder = encoder.Encoder(
context, encoder.OptionValueSet(encoder.OptionSet(),
'--parameters'))
other_dir = os.path.join(encoder_configuration.conf.sysdir(),
'multirepo_test')
os.mkdir(other_dir)
other_cache = encoder.EncodingDiskCache(context,
scoredir='multirepo_test')
encoder_configuration.conf.override_scorepath_for_test([other_dir])
other_cache.StoreEncoder(my_encoder)
encoders = cache.AllEncoderFilenames(only_workdir=True)
self.assertEquals(0, len(encoders))
encoders = cache.AllEncoderFilenames(only_workdir=False)
self.assertEquals(1, len(encoders))
fetched_encoder = encoder.Encoder(context, filename=encoders[0])
self.assertEquals(my_encoder.parameters.ToString(),
fetched_encoder.parameters.ToString())
my_encoding = encoder.Encoding(
my_encoder, 123, encoder.Videofile('x/foo_640_480_20.yuv'))
testresult = {'foo': 'bar'}
my_encoding.result = testresult
other_cache.StoreEncoding(my_encoding)
# With a specified directory, we should find it in only one place.
self.assertTrue(other_cache.ReadEncodingResult(my_encoding))
# Without a specified directory, we should find it on the searchpath.
self.assertTrue(cache.ReadEncodingResult(my_encoding))
# Without a searchpath, we shouldn't find it in the default cache.
encoder_configuration.conf.override_scorepath_for_test([])
self.assertFalse(cache.ReadEncodingResult(my_encoding))
def __init__(self, name='vp8'):
super(Vp8Codec, self).__init__(name)
self.extension = 'webm'
self.option_set = encoder.OptionSet(
encoder.Option('overshoot-pct', ['0', '15', '30', '45']),
encoder.Option('undershoot-pct', ['0', '25', '50', '75', '100']),
# CQ mode is not considered for end-usage at the moment.
encoder.Option('end-usage', ['cbr', 'vbr']),
# End-usage cq doesn't really make sense unless we also set q to something
# between min and max. This is being checked.
# encoder.Option('end-usage', ['cbr', 'vbr', 'cq']),
encoder.Option('end-usage', ['cbr', 'vbr']),
encoder.Option('min-q', ['0', '2', '4', '8', '16', '24']),
encoder.Option('max-q', ['32', '56', '63']),
encoder.Option(
'buf-sz',
['200', '500', '1000', '2000', '4000', '8000', '16000']),
encoder.Option(
'buf-initial-sz',
['200', '400', '800', '1000', '2000', '4000', '8000', '16000'
]),
encoder.Option('max-intra-rate',
['100', '200', '400', '600', '800', '1200']),
encoder.ChoiceOption(['good', 'best', 'rt']),
encoder.IntegerOption('cpu-used', -16, 16),
)
def __init__(self):
super(DummyCodec, self).__init__('dummy')
self.extension = 'fake'
self.option_set = encoder.OptionSet(
encoder.Option('score', ['0', '5', '10']),
encoder.Option('another_parameter', ['yes']),
)
def testStoreMultipleEncodings(self):
context = StorageOnlyContext()
cache = encoder.EncodingMemoryCache(context)
# This particular test needs the context to know about the cache.
context.cache = cache
my_encoder = encoder.Encoder(
context, encoder.OptionValueSet(encoder.OptionSet(),
'--parameters'))
cache.StoreEncoder(my_encoder)
videofile = encoder.Videofile('x/foo_640_480_20.yuv')
my_encoding = encoder.Encoding(my_encoder, 123, videofile)
testresult = {'foo': 'bar'}
my_encoding.result = testresult
cache.StoreEncoding(my_encoding)
my_encoding = encoder.Encoding(my_encoder, 246, videofile)
my_encoding.result = testresult
cache.StoreEncoding(my_encoding)
result = cache.AllScoredRates(my_encoder, videofile)
self.assertEquals(2, len(result))
result = cache.AllScoredEncodings(123, videofile)
self.assertEquals(1, len(result))
# Verify that it's working correctly with a new videofile object.
videofile2 = encoder.Videofile(videofile.filename)
result = cache.AllScoredEncodings(123, videofile2)
my_encoding = encoder.Encoding(my_encoder, 123, videofile2)
self.assertTrue(cache.ReadEncodingResult(my_encoding))
# Verify that it's working correctly with an encoder created via hashname.
encoder2 = encoder.Encoder(context, filename=my_encoder.Hashname())
encoding2 = encoder2.Encoding(123, videofile2)
self.assertTrue(cache.ReadEncodingResult(encoding2))
def testReadResultEncodedInAst(self):
# We've changed the storage format for results from AST to JSON.
# This test verifies that AST formatted results are still readable.
context = StorageOnlyContext()
cache = encoder.EncodingDiskCache(context)
my_encoder = encoder.Encoder(
context, encoder.OptionValueSet(encoder.OptionSet(),
'--parameters'))
cache.StoreEncoder(my_encoder)
my_encoding = encoder.Encoding(
my_encoder, 123, encoder.Videofile('x/foo_640_480_20.yuv'))
testresult = {'foo': 'bar'}
my_encoding.result = testresult
# The following code is a copy of cache.StoreEncoding, with the
# encoding step changed.
dirname = '%s/%s/%s' % (cache.workdir, my_encoding.encoder.Hashname(),
cache.context.codec.SpeedGroup(
my_encoding.bitrate))
videoname = my_encoding.videofile.basename
with open('%s/%s.result' % (dirname, videoname), 'w') as resultfile:
resultfile.write(str(my_encoding.result))
my_encoding.result = None
result = cache.ReadEncodingResult(my_encoding)
self.assertEquals(result, testresult)
def testBrokenStoredEncoding(self):
context = StorageOnlyContext()
other_dir = os.path.join(encoder_configuration.conf.sysdir(),
'broken_files')
os.mkdir(other_dir)
cache = encoder.EncodingDiskCache(context, scoredir='broken_files')
# This particular test needs the context to know about the cache.
context.cache = cache
my_encoder = encoder.Encoder(
context, encoder.OptionValueSet(encoder.OptionSet(),
'--parameters'))
cache.StoreEncoder(my_encoder)
# Cache should start off empty.
self.assertFalse(cache.AllScoredEncodingsForEncoder(my_encoder))
videofile = encoder.Videofile('x/foo_640_480_20.yuv')
my_encoding = encoder.Encoding(my_encoder, 123, videofile)
testresult = {'foo': 'bar'}
my_encoding.result = testresult
cache.StoreEncoding(my_encoding)
# TODO(hta): Expose the filename generation as a function for testing.
with open(
os.path.join(
cache.workdir, my_encoding.encoder.Hashname(),
cache.context.codec.SpeedGroup(my_encoding.bitrate),
'%s.result' % my_encoding.videofile.basename),
'w') as scorefile:
scorefile.write('stuff that is not valid json')
result = cache.AllScoredEncodingsForEncoder(my_encoder)
self.assertFalse(result)
self.assertEquals(1, len(cache.bad_encodings))
def test_RandomlyRemoveParameterWithOnlyMandatory(self):
config = encoder.OptionValueSet(
encoder.OptionSet(
encoder.Option('foo', ['foo', 'bar']).Mandatory()),
'--foo=foo')
newconfig = config.RandomlyRemoveParameter()
self.assertFalse(newconfig)
def __init__(self, name='x264', formatter=None):
super(X264Codec, self).__init__(
name,
formatter=(formatter
or encoder.OptionFormatter(prefix='--', infix=' ')))
self.extension = 'mkv'
self.option_set = encoder.OptionSet(
encoder.Option('preset', [
'ultrafast', 'superfast', 'veryfast', 'faster', 'fast',
'medium', 'slow', 'slower', 'veryslow', 'placebo'
]),
encoder.Option('rc-lookahead', ['0', '30', '60']),
encoder.Option('vbv-init', ['0.5', '0.8', '0.9']),
encoder.Option('ref', ['1', '2', '3', '16']),
encoder.ChoiceOption(['use-vbv-maxrate']),
encoder.Option('profile', ['baseline', 'main', 'high']),
encoder.Option('tune', ['psnr', 'ssim']),
# Experimentation on a 6-core, 12-thread system shows some gains on
# large videos for thread values up to the thread count, and up to the
# core count on smaller videos.
# There is some damage to PSNR with more threads.
encoder.IntegerOption('threads', 1, 6).Mandatory(),
encoder.DummyOption('vbv-maxrate'),
encoder.DummyOption('vbv-bufsize'),
)
def test_Changevalue(self):
config = encoder.OptionValueSet(
encoder.OptionSet(encoder.Option('foo', ['foo', 'bar'])),
'--foo=foo')
context = encoder.Context(DummyCodec())
my_encoder = encoder.Encoder(context, config)
next_encoder = my_encoder.ChangeValue('foo', 'bar')
self.assertEquals(next_encoder.parameters, '--foo=bar')
def test_LockOption(self):
opts = encoder.OptionSet(encoder.Option('foo', ['value1', 'value2']))
self.assertEqual(2, len(opts.Option('foo').values))
self.assertTrue(opts.Option('foo').CanChange())
opts.LockOption('foo', 'value1')
self.assertTrue(opts.Option('foo').mandatory)
self.assertEqual(1, len(opts.Option('foo').values))
self.assertFalse(opts.Option('foo').CanChange())
def __init__(self, name='x265'):
# The x265 encoder uses default parameter delimiters, unlike
# the ffmpeg family; we inherit the decoding process.
super(X265Codec, self).__init__(name,
formatter=encoder.OptionFormatter())
self.extension = 'hevc'
self.codecname = 'hevc'
self.option_set = encoder.OptionSet()
def __init__(self, name='vp9'):
super(Vp9Codec, self).__init__(name)
self.extension = 'webm'
self.option_set = encoder.OptionSet(
encoder.IntegerOption('cpu-used', 0, 16),
# The "best" option gives encodes that are too slow to be useful.
encoder.ChoiceOption(['good', 'rt']),
)
def __init__(self, name='vp8-mp1'):
super(Vp8CodecMpeg1dMode, self).__init__(name)
# Set the parts that are different from the VP8 MPEG codec.
self.option_set = encoder.OptionSet(
encoder.IntegerOption('key-q', 0, 63).Mandatory(),
encoder.DummyOption('fixed-q'),
encoder.DummyOption('gold-q'),
)
def __init__(self, name='mjpeg'):
super(MotionJpegCodec, self).__init__(name)
self.codecname = 'mjpeg'
self.extension = 'mjpeg'
self.option_set = encoder.OptionSet(
encoder.IntegerOption('qmin', 1, 69),
encoder.IntegerOption('qmax', 2, 1024),
)
def testInitFromFile(self):
context = encoder.Context(DummyCodec())
my_encoder = encoder.Encoder(
context, encoder.OptionValueSet(encoder.OptionSet(),
'--parameters'))
my_encoder.Store()
new_encoder = encoder.Encoder(context, filename=my_encoder.Hashname())
self.assertEquals(new_encoder.parameters, my_encoder.parameters)
def test_ParametersCanChangeMayReturnTrue(self):
context = encoder.Context(DummyCodec())
my_encoder = encoder.Encoder(
context,
encoder.OptionValueSet(
encoder.OptionSet(encoder.Option('key', ['value1', 'value2'])),
'--parameters'))
self.assertTrue(my_encoder.ParametersCanChange())
def testStoreFetchEncoder(self):
context = StorageOnlyContext()
cache = encoder.EncodingDiskCache(context)
my_encoder = encoder.Encoder(
context, encoder.OptionValueSet(encoder.OptionSet(),
'--parameters'))
cache.StoreEncoder(my_encoder)
new_encoder_data = cache.ReadEncoderParameters(my_encoder.Hashname())
self.assertEquals(new_encoder_data, my_encoder.parameters)
def test_ParametersCanBeStoredAndRetrieved(self):
context = encoder.Context(DummyCodec())
my_encoder = encoder.Encoder(
context, encoder.OptionValueSet(encoder.OptionSet(),
'--parameters'))
my_encoder.Store()
filename = my_encoder.Hashname()
next_encoder = encoder.Encoder(context, filename=filename)
self.assertEqual(my_encoder.parameters, next_encoder.parameters)
def test_OptionValues(self):
codec = DummyCodec()
my_encoder = encoder.Encoder(
encoder.Context(codec),
encoder.OptionValueSet(
encoder.OptionSet(encoder.IntegerOption('score', 0, 100)),
'--score=77'))
self.assertEqual(repr(my_encoder.OptionValues()), "{'score': '77'}")
self.assertEqual(my_encoder.DisplayValues(), '77')
def testAllEncoderFilenames(self):
context = StorageOnlyContext()
cache = encoder.EncodingDiskCache(context)
files = cache.AllEncoderFilenames()
self.assertEquals(0, len(files))
my_encoder = encoder.Encoder(
context, encoder.OptionValueSet(encoder.OptionSet(),
'--parameters'))
cache.StoreEncoder(my_encoder)
files = cache.AllEncoderFilenames()
self.assertEquals(1, len(files))
self.assertEquals(my_encoder.Hashname(), files[0])
def test_AutoGenerateClipTime(self):
my_optimizer = optimizer.Optimizer(self.codec, self.file_set,
cache_class=self.cache_class,
score_function=ReturnsClipTime)
my_encoder = encoder.Encoder(my_optimizer.context,
encoder.OptionValueSet(encoder.OptionSet(), ''))
# Must use a tricked-out videofile to avoid disk access.
videofile = DummyVideofile('test_640x480_20.yuv', clip_time=1)
my_encoding = encoder.Encoding(my_encoder, 123, videofile)
my_encoding.result = {'psnr':42, 'bitrate':123}
# If cliptime is not present, this will raise an exception.
my_optimizer.Score(my_encoding)
def testStoreFetchEncoder(self):
context = StorageOnlyContext()
cache = encoder.EncodingDiskCache(context)
my_encoder = encoder.Encoder(
context, encoder.OptionValueSet(encoder.OptionSet(),
'--parameters'))
cache.StoreEncoder(my_encoder)
new_encoder_data = cache.ReadEncoderParameters(
os.path.join(cache.WorkDir(), my_encoder.Hashname()))
self.assertEquals(new_encoder_data, my_encoder.parameters)
# Using only the hashname should work too.
new_encoder_data = cache.ReadEncoderParameters(my_encoder.Hashname())
self.assertEquals(new_encoder_data, my_encoder.parameters)
def __init__(self, name='vp8-mpeg'):
super(Vp8CodecMpegMode, self).__init__(name)
# Set the parts that are different from the VP8 codec.
self.option_set = encoder.OptionSet(
encoder.IntegerOption('fixed-q', 0, 63).Mandatory(),
encoder.IntegerOption('gold-q', 0, 63).Mandatory(),
encoder.IntegerOption('key-q', 0, 63).Mandatory(),
encoder.ChoiceOption(['good', 'best', 'rt']),
)
# The start encoder is exactly the same as for VP8,
# except that fixed-q, gold-q, alt-q and key-q parameters are set.
# TODO(hta): Remove the options that have no effect in this mode.
self.start_encoder_parameters = """ --lag-in-frames=0 \
def __init__(self, name='openh264', formatter=None):
self.name = name
self.codecname = 'openh264'
super(OpenH264Codec,
self).__init__(name,
formatter=formatter
or encoder.OptionFormatter(prefix='-', infix=' '))
self.extension = '264'
self.option_set = encoder.OptionSet(
# Rate control. -1 = off, 0 = quality, 1 = bitrate, 2 = buffer based
# Default is set in config file by RCMode parameter to 0.
# Only 0 and 1 really make sense when rate control is used to select
# the bitrate target.
encoder.Option('rc', ['0', '1']))
def __init__(self, name='libavc', formatter=None):
self.name = name
self.codecname = 'libavc'
super(LibavcCodec, self).__init__(
name,
formatter=(formatter
or encoder.OptionFormatter(prefix='--', infix=' ')))
self.extension = 'avi'
self.option_set = encoder.OptionSet(
# Rate control. 0 = constant QP, 1 = storage, 2 = CBR high delay,
# 3 = CBR low delay
# 2 and 3 seems to drop frames - sometimes, but not always.
# 3 is able to run out of memory.
encoder.Option('rc', ['0', '1']), )
def testStoreFetchEncoding(self):
context = StorageOnlyContext()
cache = encoder.EncodingDiskCache(context)
my_encoder = encoder.Encoder(
context, encoder.OptionValueSet(encoder.OptionSet(),
'--parameters'))
cache.StoreEncoder(my_encoder)
my_encoding = encoder.Encoding(
my_encoder, 123, encoder.Videofile('x/foo_640_480_20.yuv'))
testresult = {'foo': 'bar'}
my_encoding.result = testresult
cache.StoreEncoding(my_encoding)
my_encoding.result = None
result = cache.ReadEncodingResult(my_encoding)
self.assertEquals(result, testresult)
