def test_OneBlackFrame(self):
codec = vp8_mpeg_1d.Vp8CodecMpeg1dMode()
my_optimizer = optimizer.Optimizer(codec)
videofile = test_tools.MakeYuvFileWithOneBlankFrame(
'one_black_frame_1024_768_30.yuv')
encoding = my_optimizer.BestEncoding(1000, videofile)
encoding.Execute()
# Most codecs should be good at this.
self.assertLess(50.0, my_optimizer.Score(encoding))
def test_SuggestTweakDecreasesCq(self):
codec = vp8_mpeg_1d.Vp8CodecMpeg1dMode()
videofile = encoder.Videofile('foofile_640_480_30.yuv')
my_optimizer = optimizer.Optimizer(codec)
my_encoder = codec.StartEncoder(my_optimizer.context)
encoding = encoder.Encoding(my_encoder, 500, videofile)
encoding.result = {'bitrate': 200}
# Since the bitrate is too high, the suggstion should be to increase it.
new_encoding = codec.SuggestTweak(encoding)
self.assertEqual('0',
new_encoding.encoder.parameters.GetValue('key-q'))
def test_ConfigFixups(self):
codec = vp8_mpeg_1d.Vp8CodecMpeg1dMode()
fixups = codec.ConfigurationFixups('--fixed-q=1 --gold-q=1 --key-q=3')
self.assertEqual('--fixed-q=6 --gold-q=4 --key-q=3', fixups)
def test_StartParams(self):
codec = vp8_mpeg_1d.Vp8CodecMpeg1dMode()
params = codec.start_encoder.parameters
self.assertEqual(int(encoder.Option('key-q').GetValue(params))*2,
int(encoder.Option('fixed-q').GetValue(params)))
def test_Init(self):
codec = vp8_mpeg_1d.Vp8CodecMpeg1dMode()
self.assertEqual('vp8-mp1', codec.name)
def test_ConfigFixups(self):
codec = vp8_mpeg_1d.Vp8CodecMpeg1dMode()
fixups = codec.ConfigurationFixups(
encoder.OptionValueSet(codec.option_set,
'--fixed-q=1 --gold-q=1 --key-q=3'))
self.assertEqual('--fixed-q=6 --gold-q=4 --key-q=3', fixups.ToString())
def test_StartParams(self):
codec = vp8_mpeg_1d.Vp8CodecMpeg1dMode()
my_optimizer = optimizer.Optimizer(codec)
params = codec.StartEncoder(my_optimizer.context).parameters
self.assertEqual(
int(params.GetValue('key-q')) * 2, int(params.GetValue('fixed-q')))