def testMuxAudioChannelsWithSilenceProfileFromInput_51():
"""
Mux audio channels with generated silence, and generate one audio 5.1 stream
"""
# inputs
inputFileName1 = os.environ['AVTRANSCODER_TEST_AUDIO_MOV_FILE']
inputFileName2 = os.environ['AVTRANSCODER_TEST_AUDIO_WAVE_FILE']
assert_not_equals(inputFileName1, inputFileName2)
inputs = av.InputStreamDescVector()
inputs.append(av.InputStreamDesc("", 0,
0)) # empty filename to generate silence
inputs.append(av.InputStreamDesc(inputFileName1, 1, 0))
inputs.append(av.InputStreamDesc(inputFileName2, 0, 2))
inputs.append(av.InputStreamDesc("", 0,
0)) # empty filename to generate silence
inputs.append(av.InputStreamDesc(inputFileName2, 0, 1))
inputs.append(av.InputStreamDesc("", 0,
0)) # empty filename to generate silence
# output
outputFileName = "testMuxAudioChannelsWithSilenceProfileFromInput_51.wav"
ouputFile = av.OutputFile(outputFileName)
transcoder = av.Transcoder(ouputFile)
transcoder.addStream(inputs)
progress = av.ConsoleProgress()
processStat = transcoder.process(progress)
# check process stat returned
audioStat = processStat.getAudioStat(0)
inputFile1 = av.InputFile(inputFileName1)
inputFile2 = av.InputFile(inputFileName2)
src_audioStream1 = inputFile1.getProperties().getAudioProperties()[0]
src_audioStream2 = inputFile2.getProperties().getAudioProperties()[0]
min_src_duration = min(src_audioStream1.getDuration(),
src_audioStream2.getDuration())
assert_equals(min_src_duration, audioStat.getDuration())
# check dst file properties
dst_inputFile = av.InputFile(outputFileName)
dst_fileProperties = dst_inputFile.getProperties()
assert_equals(min_src_duration, dst_fileProperties.getDuration())
# check dst audio streams
dst_audioProperties = dst_inputFile.getProperties().getAudioProperties()
assert_equals(1, len(dst_audioProperties))
assert_equals(6, dst_audioProperties[0].getNbChannels())
def testEmptyListOfInputs():
"""
Add an empty list of inputs.
"""
# inputs
inputs = av.InputStreamDescVector()
# output
outputFileName = "testEmptyListOfInputs.mov"
ouputFile = av.OutputFile(outputFileName)
transcoder = av.Transcoder(ouputFile)
transcoder.addStream(inputs)
def testAllSeveralInputsWithDifferentType():
"""
Add one video and one audio to create one output stream.
"""
# inputs
inputs = av.InputStreamDescVector()
inputs.append(av.InputStreamDesc(os.environ['AVTRANSCODER_TEST_AUDIO_MOV_FILE'], 0))
inputs.append(av.InputStreamDesc(os.environ['AVTRANSCODER_TEST_AUDIO_WAVE_FILE'], 0))
# output
outputFileName = "testAllSeveralInputsWithDifferentType.mov"
ouputFile = av.OutputFile(outputFileName)
transcoder = av.Transcoder(ouputFile)
transcoder.addStream(inputs)
def testAddSeveralInputsToCreateOneOutput():
"""
Add several audio inputs and create one output stream.
"""
# inputs
inputs = av.InputStreamDescVector()
inputFileName = os.environ['AVTRANSCODER_TEST_AUDIO_WAVE_FILE']
inputFile = av.InputFile(inputFileName)
src_audioStream = inputFile.getProperties().getAudioProperties()[0]
src_audioStreamIndex = src_audioStream.getStreamIndex()
inputs.append(
av.InputStreamDesc(inputFileName, src_audioStreamIndex, (0, 1)))
inputs.append(
av.InputStreamDesc(inputFileName, src_audioStreamIndex, (2, 3)))
inputs.append(
av.InputStreamDesc(inputFileName, src_audioStreamIndex, (4, 5)))
# output
outputFileName = "testAddSeveralInputsToCreateOneOutput.mov"
ouputFile = av.OutputFile(outputFileName)
transcoder = av.Transcoder(ouputFile)
transcoder.addStream(inputs)
# process
processStat = transcoder.process()
# check process stat returned
audioStat = processStat.getAudioStat(0)
assert_equals(src_audioStream.getDuration(), audioStat.getDuration())
# get dst file of transcode
dst_inputFile = av.InputFile(outputFileName)
dst_properties = dst_inputFile.getProperties()
dst_audioStream = dst_properties.getAudioProperties()[0]
assert_equals(src_audioStream.getCodecName(),
dst_audioStream.getCodecName())
assert_equals(src_audioStream.getSampleFormatName(),
dst_audioStream.getSampleFormatName())
assert_equals(src_audioStream.getSampleFormatLongName(),
dst_audioStream.getSampleFormatLongName())
assert_equals(src_audioStream.getSampleRate(),
dst_audioStream.getSampleRate())
assert_equals(src_audioStream.getNbChannels(),
dst_audioStream.getNbChannels())
def testMuxAudioChannelsFromDifferentFormatInputs_20():
"""
Mux audio channels from different formats files, and generate one audio stereo stream
"""
# inputs
inputFileName1 = os.environ['AVTRANSCODER_TEST_AUDIO_MOV_FILE']
inputFileName2 = os.environ['AVTRANSCODER_TEST_AUDIO_WAVE_FILE']
assert_not_equals(inputFileName1, inputFileName2)
inputs = av.InputStreamDescVector()
inputs.append(av.InputStreamDesc(inputFileName1, 1, 1))
inputs.append(av.InputStreamDesc(inputFileName2, 0, 2))
# output
outputFileName = "testMuxAudioChannelsFromDifferentFormatInputs_20.wav"
ouputFile = av.OutputFile(outputFileName)
transcoder = av.Transcoder(ouputFile)
transcoder.addStream(inputs, "wave24b48kstereo")
progress = av.ConsoleProgress()
processStat = transcoder.process(progress)
# check process stat returned
audioStat = processStat.getAudioStat(0)
inputFile1 = av.InputFile(inputFileName1)
inputFile2 = av.InputFile(inputFileName2)
src_audioStream1 = inputFile1.getProperties().getAudioProperties()[0]
src_audioStream2 = inputFile2.getProperties().getAudioProperties()[0]
min_src_duration = min(src_audioStream1.getDuration(),
src_audioStream2.getDuration())
assert_equals(min_src_duration, audioStat.getDuration())
# check dst file properties
dst_inputFile = av.InputFile(outputFileName)
dst_fileProperties = dst_inputFile.getProperties()
assert_equals(min_src_duration, dst_fileProperties.getDuration())
# check dst audio streams
dst_audioProperties = dst_fileProperties.getAudioProperties()
assert_equals(1, len(dst_audioProperties))
assert_equals(2, dst_audioProperties[0].getNbChannels())
def testMuxAudioChannelsWithSilenceOnly_20():
"""
Mux audio channels with generated silence, and generate one audio stereo stream
"""
# input
inputs = av.InputStreamDescVector()
inputs.append(av.InputStreamDesc("", 0,
0)) # empty filename to generate silence
inputs.append(av.InputStreamDesc("", 0,
0)) # empty filename to generate silence
# output
outputFileName = "testMuxAudioChannelsWithSilenceOnly_20.wav"
ouputFile = av.OutputFile(outputFileName)
transcoder = av.Transcoder(ouputFile)
transcoder.addStream(inputs, "wave24b48kstereo")
progress = av.ConsoleProgress()
processStat = transcoder.process(progress)
def testMuxAudioChannelsWithSilenceProfileFromInput_20():
"""
Mux audio channels with generated silence, and generate one audio stereo stream
"""
# input
inputFileName = os.environ['AVTRANSCODER_TEST_AUDIO_WAVE_FILE']
inputs = av.InputStreamDescVector()
inputs.append(av.InputStreamDesc(inputFileName, 0, 0))
inputs.append(av.InputStreamDesc("", 0,
0)) # empty filename to generate silence
# output
outputFileName = "testMuxAudioChannelsWithSilenceNoProfile_20.wav"
ouputFile = av.OutputFile(outputFileName)
transcoder = av.Transcoder(ouputFile)
transcoder.addStream(inputs)
progress = av.ConsoleProgress()
processStat = transcoder.process(progress)
# check process stat returned
audioStat = processStat.getAudioStat(0)
inputFile = av.InputFile(inputFileName)
src_audioStream = inputFile.getProperties().getAudioProperties()[0]
assert_equals(src_audioStream.getDuration(), audioStat.getDuration())
# check dst file properties
dst_inputFile = av.InputFile(outputFileName)
dst_fileProperties = dst_inputFile.getProperties()
assert_equals(src_audioStream.getDuration(),
dst_fileProperties.getDuration())
# check dst audio streams
dst_audioProperties = dst_fileProperties.getAudioProperties()
assert_equals(1, len(dst_audioProperties))
assert_equals(2, dst_audioProperties[0].getNbChannels())
