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import os
from nose.tools import *
from pyAvTranscoder import avtranscoder as av
av.preloadCodecsAndFormats()
def testRewrapAudioStream():
"""
Rewrap one audio stream.
"""
# get src file of wrap
inputFileName = os.environ['AVTRANSCODER_TEST_AUDIO_FILE']
src_inputFile = av.InputFile( inputFileName )
progress = av.NoDisplayProgress()
src_inputFile.analyse( progress )
src_properties = src_inputFile.getProperties()
src_audioStream = src_properties.getAudioProperties()[0]
formatList = src_properties.getFormatName().split(",")
outputFileName = "testRewrapAudioStream." + formatList[0]
ouputFile = av.OutputFile( outputFileName )
transcoder = av.Transcoder( ouputFile )
transcoder.add( inputFileName, 0, "" )
transcoder.process( progress )
# get dst file of wrap
dst_inputFile = av.InputFile( outputFileName )
dst_inputFile.analyse( progress, av.eAnalyseLevelHeader )
dst_properties = dst_inputFile.getProperties()
dst_audioStream = dst_properties.getAudioProperties()[0]
# check format
assert_equals( src_properties.getFormatName(), dst_properties.getFormatName() )
assert_equals( src_properties.getFormatLongName(), dst_properties.getFormatLongName() )
assert_equals( src_properties.getStartTime(), dst_properties.getStartTime() )
assert_equals( src_properties.getDuration(), dst_properties.getDuration() )
deltaBitRateAudio = 10
assert_almost_equals( src_properties.getBitRate(), dst_properties.getBitRate(), delta=deltaBitRateAudio )
assert_equals( src_properties.getPacketSize(), dst_properties.getPacketSize() )
# check audio stream
assert_equals( src_audioStream.getCodecName(), dst_audioStream.getCodecName() )
assert_equals( src_audioStream.getCodecLongName(), dst_audioStream.getCodecLongName() )
assert_equals( src_audioStream.getSampleFormatName(), dst_audioStream.getSampleFormatName() )
assert_equals( src_audioStream.getSampleFormatLongName(), dst_audioStream.getSampleFormatLongName() )
# assert_equals( src_audioStream.getChannelLayout(), dst_audioStream.getChannelLayout() ) # '5.1' != '0 channels'
assert_equals( src_audioStream.getChannelName(), dst_audioStream.getChannelName() )
assert_equals( src_audioStream.getChannelDescription(), dst_audioStream.getChannelDescription() )
assert_equals( src_audioStream.getStreamId(), dst_audioStream.getStreamId() )
assert_equals( src_audioStream.getCodecId(), dst_audioStream.getCodecId() )
assert_equals( src_audioStream.getSampleRate(), dst_audioStream.getSampleRate() )
assert_equals( src_audioStream.getChannels(), dst_audioStream.getChannels() )
assert_equals( src_audioStream.getBitRate(), dst_audioStream.getBitRate() )
assert_equals( len( src_audioStream.getMetadatas() ), len( dst_audioStream.getMetadatas() ) )
for metadata in range( 0, len( src_audioStream.getMetadatas() ) ):
src_metadata = src_audioStream.getMetadatas()[metadata]
dst_metadata = dst_audioStream.getMetadatas()[metadata]
assert_equals( src_metadata, dst_metadata )
def testRewrapVideoStream():
"""
Rewrap one video stream.
"""
# get src file of wrap
inputFileName = os.environ['AVTRANSCODER_TEST_VIDEO_FILE']
src_inputFile = av.InputFile( inputFileName )
progress = av.NoDisplayProgress()
src_inputFile.analyse( progress )
src_properties = src_inputFile.getProperties()
src_videoStream = src_properties.getVideoProperties()[0]
formatList = src_properties.getFormatName().split(",")
outputFileName = "testRewrapVideoStream." + formatList[0]
ouputFile = av.OutputFile( outputFileName )
transcoder = av.Transcoder( ouputFile )
transcoder.add( inputFileName, 0, "" )
transcoder.process( progress )
# get dst file of wrap
dst_inputFile = av.InputFile( outputFileName )
dst_inputFile.analyse( progress )
dst_properties = dst_inputFile.getProperties()
dst_videoStream = dst_properties.getVideoProperties()[0]
# check format
assert_equals( src_properties.getFormatName(), dst_properties.getFormatName() )
assert_equals( src_properties.getFormatLongName(), dst_properties.getFormatLongName() )
assert_equals( src_properties.getStartTime(), dst_properties.getStartTime() )
assert_equals( src_properties.getDuration(), dst_properties.getDuration() )
deltaBitRateVideo = 500000
assert_almost_equals( src_properties.getBitRate(), dst_properties.getBitRate(), delta=deltaBitRateVideo )
assert_equals( src_properties.getPacketSize(), dst_properties.getPacketSize() )
# check video stream
assert_equals( src_videoStream.getCodecName(), dst_videoStream.getCodecName() )
assert_equals( src_videoStream.getCodecLongName(), dst_videoStream.getCodecLongName() )
assert_equals( src_videoStream.getProfileName(), dst_videoStream.getProfileName() )
assert_equals( src_videoStream.getColorTransfert(), dst_videoStream.getColorTransfert() )
assert_equals( src_videoStream.getColorspace(), dst_videoStream.getColorspace() )
assert_equals( src_videoStream.getColorRange(), dst_videoStream.getColorRange() )
assert_equals( src_videoStream.getColorPrimaries(), dst_videoStream.getColorPrimaries() )
assert_equals( src_videoStream.getChromaSampleLocation(), dst_videoStream.getChromaSampleLocation() )
assert_equals( src_videoStream.getFieldOrder(), dst_videoStream.getFieldOrder() )
assert_equals( src_videoStream.getStartTimecodeString(), dst_videoStream.getStartTimecodeString() )
assert_equals( src_videoStream.getTimeBase().num, dst_videoStream.getTimeBase().num )
assert_equals( src_videoStream.getTimeBase().den, dst_videoStream.getTimeBase().den )
assert_equals( src_videoStream.getSar().num, dst_videoStream.getSar().num )
assert_equals( src_videoStream.getSar().den, dst_videoStream.getSar().den )
assert_equals( src_videoStream.getDar().num, dst_videoStream.getDar().num )
assert_equals( src_videoStream.getDar().den, dst_videoStream.getDar().den )
assert_equals( src_videoStream.getStreamId(), dst_videoStream.getStreamId() )
assert_equals( src_videoStream.getCodecId(), dst_videoStream.getCodecId() )
assert_equals( src_videoStream.getBitRate(), dst_videoStream.getBitRate() )
assert_equals( src_videoStream.getMaxBitRate(), dst_videoStream.getMaxBitRate() )
assert_equals( src_videoStream.getMinBitRate(), dst_videoStream.getMinBitRate() )
assert_equals( src_videoStream.getTicksPerFrame(), dst_videoStream.getTicksPerFrame() )
assert_equals( src_videoStream.getWidth(), dst_videoStream.getWidth() )
assert_equals( src_videoStream.getHeight(), dst_videoStream.getHeight() )
assert_equals( src_videoStream.getGopSize(), dst_videoStream.getGopSize() )
assert_equals( src_videoStream.getDtgActiveFormat(), dst_videoStream.getDtgActiveFormat() )
assert_equals( src_videoStream.getReferencesFrames(), dst_videoStream.getReferencesFrames() )
assert_equals( src_videoStream.getProfile(), dst_videoStream.getProfile() )
assert_equals( src_videoStream.getLevel(), dst_videoStream.getLevel() )
assert_equals( src_videoStream.getFps(), dst_videoStream.getFps() )
assert_equals( src_videoStream.hasBFrames(), dst_videoStream.hasBFrames() )
assert_equals( src_videoStream.isTopFieldFirst(), dst_videoStream.isTopFieldFirst() )
assert_equals( src_videoStream.isInterlaced(), dst_videoStream.isInterlaced() )
assert_equals( len( src_videoStream.getGopStructure() ), len( dst_videoStream.getGopStructure() ) )
for gop in range( 0, len( src_videoStream.getGopStructure() ) ):
src_gop = src_videoStream.getGopStructure()[gop]
dst_gop = dst_videoStream.getGopStructure()[gop]
assert_equals( src_gop, dst_gop )
assert_equals( len( src_videoStream.getMetadatas() ), len( dst_videoStream.getMetadatas() ) )
for metadata in range( 0, len( src_videoStream.getMetadatas() ) ):
src_metadata = src_videoStream.getMetadatas()[metadata]
dst_metadata = dst_videoStream.getMetadatas()[metadata]
assert_equals( src_metadata, dst_metadata )
# check pixel
assert_equals( src_videoStream.getPixelProperties().getPixelName(), dst_videoStream.getPixelProperties().getPixelName() )
assert_equals( src_videoStream.getPixelProperties().getBitsPerPixel(), dst_videoStream.getPixelProperties().getBitsPerPixel() )
assert_equals( src_videoStream.getPixelProperties().getNbComponents(), dst_videoStream.getPixelProperties().getNbComponents() )
assert_equals( src_videoStream.getPixelProperties().getChromaWidth(), dst_videoStream.getPixelProperties().getChromaWidth() )
assert_equals( src_videoStream.getPixelProperties().getChromaHeight(), dst_videoStream.getPixelProperties().getChromaHeight() )
assert_equals( src_videoStream.getPixelProperties().getColorComponents(), dst_videoStream.getPixelProperties().getColorComponents() )
assert_equals( src_videoStream.getPixelProperties().getSubsampling(), dst_videoStream.getPixelProperties().getSubsampling() )
assert_equals( src_videoStream.getPixelProperties().isBigEndian(), dst_videoStream.getPixelProperties().isBigEndian() )
assert_equals( src_videoStream.getPixelProperties().isIndexedColors(), dst_videoStream.getPixelProperties().isIndexedColors() )
assert_equals( src_videoStream.getPixelProperties().isBitWisePacked(), dst_videoStream.getPixelProperties().isBitWisePacked() )
assert_equals( src_videoStream.getPixelProperties().isHardwareAccelerated(), dst_videoStream.getPixelProperties().isHardwareAccelerated() )
assert_equals( src_videoStream.getPixelProperties().isPlanar(), dst_videoStream.getPixelProperties().isPlanar() )
assert_equals( src_videoStream.getPixelProperties().isRgbPixelData(), dst_videoStream.getPixelProperties().isRgbPixelData() )
assert_equals( src_videoStream.getPixelProperties().isPseudoPaletted(), dst_videoStream.getPixelProperties().isPseudoPaletted() )
assert_equals( src_videoStream.getPixelProperties().hasAlpha(), dst_videoStream.getPixelProperties().hasAlpha() )
assert_equals( len( src_videoStream.getPixelProperties().getChannels() ), len( dst_videoStream.getPixelProperties().getChannels() ) )
for channel in range( 0, len( src_videoStream.getPixelProperties().getChannels() ) ):
src_channel = src_videoStream.getPixelProperties().getChannels()[channel]
dst_channel = dst_videoStream.getPixelProperties().getChannels()[channel]
assert_equals( src_channel.id, dst_channel.id )
assert_equals( src_channel.chromaHeight, dst_channel.chromaHeight )
assert_equals( src_channel.bitStep, dst_channel.bitStep )