def test_open(self):
test_file = os.path.join(files,'test_title.mxf')
#test_file = os.path.join(files,'output.mxf')
f = mxf.open(test_file, 'r')
header = f.read_header()
#output = open("open.txt", 'w')
for set_item in header.iter_sets():
print set_item.type_name
#output.write("%s\n" % str(set_item.type_name))
for item in set_item.iter_items():
value = None
try:
value = item.value
except:
value = item.raw_value
print traceback.format_exc()
#print item.name, item.type_name
#raise
#output.write(" %s %s %s %s %s\n" % (str(item.name), str(item.type_name), str(item.key), str(item.length), str(value)))
print ' ', item.name, item.type_name, item.key, item.length, value
def test_read_partitions(self):
test_file = os.path.join(files,'test_title.mxf')
#test_file = os.path.join(files,'output.mxf')
f = mxf.open(test_file, 'r')
print f.read_partitions()
print f.read_header()
f.seek(0)
print f.read_header_partition()
def test_read_partitions(self):
test_file = os.path.join(files, 'test_title.mxf')
#test_file = os.path.join(files,'output.mxf')
f = mxf.open(test_file, 'r')
print f.read_partitions()
print f.read_header()
f.seek(0)
print f.read_header_partition()
def dump(path):
f = mxf.open(path, 'r')
header = f.read_header()
for set_item in header.iter_sets():
print set_item.type_name
for item in set_item.iter_items():
value = None
try:
value = item.value
except:
value = item.raw_value
print traceback.format_exc()
print ' ', item.name, item.type_name, item.key, item.length, value
def dump(path):
f = mxf.open(path, 'r')
header = f.read_header()
for set_item in header.iter_sets():
print set_item.type_name
for item in set_item.iter_items():
value = None
try:
value = item.value
except:
value = item.raw_value
print traceback.format_exc()
print ' ', item.name, item.type_name, item.key, item.length, value
def test_iter_essence_data(self):
test_file = os.path.join(files, 'test_title.mxf')
#test_file = os.path.join(files,'output.mxf')
f = mxf.open(test_file, 'r')
for i, essence in enumerate(f.iter_essence_data()):
output = os.path.join(sandbox, 'outfile%d' % i)
out = open(output, 'w')
print essence
while True:
data = essence.read(1024)
if not data:
break
out.write(data)
essence.close()
def test_iter_esssence_data(self):
test_file = os.path.join(files,'test_title.mxf')
#test_file = os.path.join(files,'output.mxf')
f = mxf.open(test_file, 'r')
for i, essence in enumerate(f.iter_esssence_data()):
output = os.path.join(sandbox, 'outfile%d' % i)
out = open(output, 'w')
print essence
while True:
data = essence.read(1024)
if not data:
break
out.write(data)
essence.close()
def test_open(self):
test_file = os.path.join(files, 'test_title.mxf')
#test_file = os.path.join(files,'output.mxf')
f = mxf.open(test_file, 'r')
header = f.read_header()
#output = open("open.txt", 'w')
for set_item in header.iter_sets():
print set_item.type_name
#output.write("%s\n" % str(set_item.type_name))
for item in set_item.iter_items():
value = None
try:
value = item.value
except:
value = item.raw_value
print traceback.format_exc()
#print item.name, item.type_name
#raise
#output.write(" %s %s %s %s %s\n" % (str(item.name), str(item.type_name), str(item.key), str(item.length), str(value)))
print ' ', item.name, item.type_name, item.key, item.length, value
def test_new(self):
DVBased_50_625_50_ClipWrapped = mxf.util.find_essence_container_label("DVBased_50_625_50_ClipWrapped")
test_file = os.path.join(sandbox, 'test_new.mxf')
f = mxf.open(test_file, 'w')
# Create Header Object
header = mxf.metadata.HeaderMetadata()
header.create_avid_metadictionary()
bodySID = 1
indexSID = 2
now = str(datetime.now())
def set_and_check(item,key, value, check=True):
data_item = item[key]
if isinstance(data_item, mxf.metadata.MetaDataArrayItem):
data_item.append(value)
print "%s.%s =" % (item.type_name, key), data_item.value
if check:
assert value in data_item.value
else:
data_item.value = value
print "%s.%s =" % (item.type_name, key), data_item.value
if check:
assert value == data_item.value
# Preface
preface = header.create_set("Preface")
set_and_check(preface, 'LastModifiedDate', now, False)
set_and_check(preface, 'Version', 0x0102)
set_and_check(preface, 'OperationalPattern', mxf.util.find_op_pattern("atom", "NTracks_1SourceClip"))
set_and_check(preface, 'EssenceContainers', DVBased_50_625_50_ClipWrapped)
# Preface - Identification
gen = uuid.uuid4()
ProductUID = uuid.uuid4()
ident = header.create_set("Identification")
set_and_check(preface, 'Identifications', ident)
set_and_check(ident, 'ThisGenerationUID', gen)
set_and_check(ident, 'CompanyName', "This Company")
set_and_check(ident, 'ProductName', "Some Product")
set_and_check(ident, 'VersionString', "Alpha version")
set_and_check(ident, 'ProductUID', ProductUID)
set_and_check(ident, 'ModificationDate',now, False)
set_and_check(ident, 'ToolkitVersion', None, False)
set_and_check(ident, 'Platform', mxf.util.get_platform_string())
# Preface - ContentStorage
storage = header.create_set("ContentStorage")
set_and_check(preface, 'ContentStorage', storage)
# Preface - ContentStorage - MaterialPackage
m_package = header.create_set("MaterialPackage")
set_and_check(storage, 'Packages', m_package)
materialPackageUMID = mxf.util.generate_umid()
sourcePackageUMID = mxf.util.generate_umid()
set_and_check(m_package, 'PackageUID', materialPackageUMID)
set_and_check(m_package, 'PackageCreationDate', now, False)
set_and_check(m_package, 'PackageModifiedDate', now, False)
set_and_check(m_package, 'Name', "python writedv50 material")
# Preface - ContentStorage - MaterialPackage - Timeline Track
sourceTrackID = 1
sourceTrackNumber = 0x18010201
m_track = header.create_set("Track")
set_and_check(m_package, "Tracks", m_track)
set_and_check(m_track, 'TrackID', sourceTrackID)
set_and_check(m_track, "TrackNumber", sourceTrackNumber)
set_and_check(m_track, "EditRate" , "25/1")
set_and_check(m_track, "Origin" , 0)
# Preface - ContentStorage - MaterialPackage - Timeline Track - Sequence
seq = header.create_set("Sequence")
set_and_check(m_track,'Sequence', seq)
set_and_check(seq, 'DataDefinition', mxf.util.find_datadef("LegacyPicture"))
duration = 0
set_and_check(seq, 'Duration', duration)
durationItem1 = seq['Duration']
# Preface - ContentStorage - MaterialPackage - Timeline Track - Sequence - SourceClip
source_clip = header.create_set("SourceClip")
set_and_check(seq, 'StructuralComponents', source_clip)
set_and_check(source_clip, 'DataDefinition', mxf.util.find_datadef("LegacyPicture"))
set_and_check(source_clip, 'Duration', duration)
set_and_check(source_clip, 'StartPosition', 0)
set_and_check(source_clip, 'SourcePackageID', sourcePackageUMID)
set_and_check(source_clip, 'SourceTrackID', sourceTrackID)
durationItem2 = source_clip['Duration']
# Preface - ContentStorage - SourcePackage
source_package = header.create_set("SourcePackage")
set_and_check(storage, 'Packages', source_package)
set_and_check(preface, 'PrimaryPackage', source_package)
set_and_check(source_package, 'PackageUID', sourcePackageUMID)
set_and_check(source_package, 'PackageModifiedDate', now, False)
set_and_check(source_package, 'PackageModifiedDate', now, False)
set_and_check(source_package, 'Name', "writedv50 source")
# Preface - ContentStorage - SourcePackage - Timeline Track
sp_track = header.create_set("Track")
set_and_check(source_package, 'Tracks', sp_track)
set_and_check(sp_track, 'TrackID', sourceTrackID)
set_and_check(sp_track, 'TrackNumber',sourceTrackID)
set_and_check(sp_track, 'EditRate', '25/1')
set_and_check(sp_track, 'Origin', 0)
# Preface - ContentStorage - SourcePackage - Timeline Track - Sequence
sp_seq = header.create_set("Sequence")
set_and_check(sp_track, 'Sequence', sp_seq)
set_and_check(sp_seq, 'DataDefinition', mxf.util.find_datadef("LegacyPicture"))
set_and_check(sp_seq, 'Duration', 0)
durationItem3 = sp_seq['Duration']
# Preface - ContentStorage - SourcePackage - Timeline Track - Sequence - SourceClip
sp_sourceclip = header.create_set('SourceClip')
set_and_check(sp_seq, 'StructuralComponents', sp_sourceclip)
set_and_check(sp_sourceclip, 'DataDefinition', mxf.util.find_datadef("LegacyPicture"))
set_and_check(sp_sourceclip, 'Duration', 0)
set_and_check(sp_sourceclip, 'StartPosition', 0)
set_and_check(sp_sourceclip, 'SourcePackageID', mxf.util.get_Null_UMID())
set_and_check(sp_sourceclip, 'SourceTrackID', 0)
durationItem4 = sp_sourceclip['Duration']
# Preface - ContentStorage - SourcePackage - CDCIEssenceDescriptor
desc = header.create_set("CDCIEssenceDescriptor")
set_and_check(source_package,'Descriptor', desc)
set_and_check(desc, 'SampleRate', '25/1')
set_and_check(desc,'ContainerDuration', 0)
set_and_check(desc, 'EssenceContainer', mxf.util.find_essence_container_label('DVBased_50_625_50_ClipWrapped'))
set_and_check(desc, 'PictureEssenceCoding', mxf.util.find_essence_coding_label('DVBased_50_625_50'))
set_and_check(desc,'StoredHeight',288)
set_and_check(desc,'StoredWidth',720)
set_and_check(desc,'SampledHeight',288)
set_and_check(desc,'SampledWidth',288)
set_and_check(desc,'SampledXOffset',0)
set_and_check(desc,'SampledYOffset',0)
set_and_check(desc,'DisplayHeight',288)
set_and_check(desc,'DisplayWidth',720)
set_and_check(desc,'DisplayXOffset',0)
set_and_check(desc,'DisplayYOffset',0)
set_and_check(desc,'FrameLayout',1)
desc['VideoLineMap'].append(23)
desc['VideoLineMap'].append(335)
print 'CDCIEssenceDescriptor.VideoLineMap =', desc['VideoLineMap'].value
aspectRatio = "4/3"
set_and_check(desc, 'AspectRatio',aspectRatio)
set_and_check(desc, 'ImageAlignmentOffset', 1)
set_and_check(desc, 'ComponentDepth', 8)
set_and_check(desc, 'HorizontalSubsampling', 2)
set_and_check(desc, 'VerticalSubsampling', 1)
set_and_check(desc, 'ColorSiting', 4)
set_and_check(desc, 'BlackRefLevel', 16)
set_and_check(desc, 'WhiteReflevel', 235)
set_and_check(desc, 'ColorRange', 255)
resolutionID = 0x8e
frameSize = 288000
imageSize = 0
set_and_check(desc,'ResolutionID', resolutionID)
set_and_check(desc,'FrameSampleSize', frameSize)
set_and_check(desc,'ImageSize',imageSize)
durationItem5 = desc['ContainerDuration']
ImageSizeItem = desc['ImageSize']
#Preface - ContentStorage - EssenceContainerData
ess_container = header.create_set("EssenceContainerData")
set_and_check(storage, 'EssenceContainerData', ess_container)
set_and_check(ess_container, 'LinkedPackageUID', sourcePackageUMID)
set_and_check(ess_container, 'IndexSID', indexSID)
set_and_check(ess_container, 'BodySID', bodySID)
# create header partition
header_partition = f.create_partition("header")
header_partition.append_essence_container(DVBased_50_625_50_ClipWrapped)
print header_partition.operational_pattern_name
header_partition.operational_pattern_name = "NTracks_1SourceClip"
print header_partition.operational_pattern_name
f.write_partition(header_partition)
# Store current position in file for later
header_pos = f.tell()
f.write_header(header, header_partition)
# Create body partition
body = f.create_partition("body")
f.write_partition(body)
DVClipWrapped = mxf.util.find_essence_element_key('DVClipWrapped')
essence = f.create_essence(DVClipWrapped)
dv_file = os.path.join(files, "input.dv")
input_file = open(dv_file)
while True:
data = input_file.read(1024)
if not data:
break
essence.write(data)
#essence.import_from_file(dv_file)
duration = essence.size/ frameSize
imageSize = essence.size
essence.complete_write()
essence.close()
# create footer partition
footer = f.create_partition("footer")
f.write_partition(footer)
index_seg = mxf.storage.IndexTableSegment()
indexSegmentUUID = uuid.uuid4()
index_seg.instanceUID = indexSegmentUUID
print index_seg.instanceUID
index_seg.edit_rate = "25/1"
print index_seg.edit_rate
index_seg.start_position = 0
index_seg.duration = duration
index_seg.edit_unit_byte_count = imageSize
index_seg.indexSID = indexSID
index_seg.bodySID = bodySID
index_seg.slice_count = 0
index_seg.pos_table_count = 0
f.write_index(index_seg,footer)
for item in (durationItem1 ,durationItem2, durationItem3, durationItem4, durationItem5):
item.value = duration
ImageSizeItem.value = imageSize
f.update_header(header, header_partition, header_pos)
f.update_partitions()
f.close()
#dump(test_file)
f= mxf.open(test_file, 'r')
header = f.read_header()
#output = open("new.txt", 'w')
for set_item in header.iter_sets():
#print set_item.type_name
#output.write("%s\n" % str(set_item.type_name))
for item in set_item.iter_items():
pass
#print " ", item.name, item.type_name, item.key, item.length, item.value
#output.write(" %s %s %s %s %s\n" % (str(item.name), str(item.type_name), str(item.key), str(item.length), str(item.value)))
#output.close()
f.close()
value = None
try:
value = item.value
except:
value = item.raw_value
print traceback.format_exc()
if isinstance(value, mxf.metadata.MetaDataSet):
print space, ' ', item.name, item.type_name, item.key, item.length, value
walk_metadata(value, space + ' ')
elif isinstance(value, list):
print space, ' ', item.name, item.type_name, item.key, item.length, value
for v in value:
if isinstance(v, mxf.metadata.MetaDataSet):
walk_metadata(v, space + ' ')
else:
print space, ' ', item.name, item.type_name, item.key, item.length, value
path = sys.argv[1]
f = mxf.open(path, 'r')
preface = find_preface(f)
#print preface.type_name
walk_metadata(preface)
dump(f)
def test_new(self):
DVBased_50_625_50_ClipWrapped = mxf.util.find_essence_container_label(
"DVBased_50_625_50_ClipWrapped")
test_file = os.path.join(sandbox, 'test_new.mxf')
f = mxf.open(test_file, 'w')
# Create Header Object
header = mxf.metadata.HeaderMetadata()
header.create_avid_metadictionary()
bodySID = 1
indexSID = 2
now = str(datetime.now())
def set_and_check(item, key, value, check=True):
data_item = item[key]
if isinstance(data_item, mxf.metadata.MetaDataArrayItem):
data_item.append(value)
print "%s.%s =" % (item.type_name, key), data_item.value
if check:
assert value in data_item.value
else:
data_item.value = value
print "%s.%s =" % (item.type_name, key), data_item.value
if check:
assert value == data_item.value
# Preface
preface = header.create_set("Preface")
set_and_check(preface, 'LastModifiedDate', now, False)
set_and_check(preface, 'Version', 0x0102)
set_and_check(preface, 'OperationalPattern',
mxf.util.find_op_pattern("atom", "NTracks_1SourceClip"))
set_and_check(preface, 'EssenceContainers',
DVBased_50_625_50_ClipWrapped)
# Preface - Identification
gen = uuid.uuid4()
ProductUID = uuid.uuid4()
ident = header.create_set("Identification")
set_and_check(preface, 'Identifications', ident)
set_and_check(ident, 'ThisGenerationUID', gen)
set_and_check(ident, 'CompanyName', "This Company")
set_and_check(ident, 'ProductName', "Some Product")
set_and_check(ident, 'VersionString', "Alpha version")
set_and_check(ident, 'ProductUID', ProductUID)
set_and_check(ident, 'ModificationDate', now, False)
set_and_check(ident, 'ToolkitVersion', None, False)
set_and_check(ident, 'Platform', mxf.util.get_platform_string())
# Preface - ContentStorage
storage = header.create_set("ContentStorage")
set_and_check(preface, 'ContentStorage', storage)
# Preface - ContentStorage - MaterialPackage
m_package = header.create_set("MaterialPackage")
set_and_check(storage, 'Packages', m_package)
materialPackageUMID = mxf.util.generate_umid()
sourcePackageUMID = mxf.util.generate_umid()
set_and_check(m_package, 'PackageUID', materialPackageUMID)
set_and_check(m_package, 'PackageCreationDate', now, False)
set_and_check(m_package, 'PackageModifiedDate', now, False)
set_and_check(m_package, 'Name', "python writedv50 material")
# Preface - ContentStorage - MaterialPackage - Timeline Track
sourceTrackID = 1
sourceTrackNumber = 0x18010201
m_track = header.create_set("Track")
set_and_check(m_package, "Tracks", m_track)
set_and_check(m_track, 'TrackID', sourceTrackID)
set_and_check(m_track, "TrackNumber", sourceTrackNumber)
set_and_check(m_track, "EditRate", "25/1")
set_and_check(m_track, "Origin", 0)
# Preface - ContentStorage - MaterialPackage - Timeline Track - Sequence
seq = header.create_set("Sequence")
set_and_check(m_track, 'Sequence', seq)
set_and_check(seq, 'DataDefinition',
mxf.util.find_datadef("LegacyPicture"))
duration = 0
set_and_check(seq, 'Duration', duration)
durationItem1 = seq['Duration']
# Preface - ContentStorage - MaterialPackage - Timeline Track - Sequence - SourceClip
source_clip = header.create_set("SourceClip")
set_and_check(seq, 'StructuralComponents', source_clip)
set_and_check(source_clip, 'DataDefinition',
mxf.util.find_datadef("LegacyPicture"))
set_and_check(source_clip, 'Duration', duration)
set_and_check(source_clip, 'StartPosition', 0)
set_and_check(source_clip, 'SourcePackageID', sourcePackageUMID)
set_and_check(source_clip, 'SourceTrackID', sourceTrackID)
durationItem2 = source_clip['Duration']
# Preface - ContentStorage - SourcePackage
source_package = header.create_set("SourcePackage")
set_and_check(storage, 'Packages', source_package)
set_and_check(preface, 'PrimaryPackage', source_package)
set_and_check(source_package, 'PackageUID', sourcePackageUMID)
set_and_check(source_package, 'PackageModifiedDate', now, False)
set_and_check(source_package, 'PackageModifiedDate', now, False)
set_and_check(source_package, 'Name', "writedv50 source")
# Preface - ContentStorage - SourcePackage - Timeline Track
sp_track = header.create_set("Track")
set_and_check(source_package, 'Tracks', sp_track)
set_and_check(sp_track, 'TrackID', sourceTrackID)
set_and_check(sp_track, 'TrackNumber', sourceTrackID)
set_and_check(sp_track, 'EditRate', '25/1')
set_and_check(sp_track, 'Origin', 0)
# Preface - ContentStorage - SourcePackage - Timeline Track - Sequence
sp_seq = header.create_set("Sequence")
set_and_check(sp_track, 'Sequence', sp_seq)
set_and_check(sp_seq, 'DataDefinition',
mxf.util.find_datadef("LegacyPicture"))
set_and_check(sp_seq, 'Duration', 0)
durationItem3 = sp_seq['Duration']
# Preface - ContentStorage - SourcePackage - Timeline Track - Sequence - SourceClip
sp_sourceclip = header.create_set('SourceClip')
set_and_check(sp_seq, 'StructuralComponents', sp_sourceclip)
set_and_check(sp_sourceclip, 'DataDefinition',
mxf.util.find_datadef("LegacyPicture"))
set_and_check(sp_sourceclip, 'Duration', 0)
set_and_check(sp_sourceclip, 'StartPosition', 0)
set_and_check(sp_sourceclip, 'SourcePackageID',
mxf.util.get_Null_UMID())
set_and_check(sp_sourceclip, 'SourceTrackID', 0)
durationItem4 = sp_sourceclip['Duration']
# Preface - ContentStorage - SourcePackage - CDCIEssenceDescriptor
desc = header.create_set("CDCIEssenceDescriptor")
set_and_check(source_package, 'Descriptor', desc)
set_and_check(desc, 'SampleRate', '25/1')
set_and_check(desc, 'ContainerDuration', 0)
set_and_check(
desc, 'EssenceContainer',
mxf.util.find_essence_container_label(
'DVBased_50_625_50_ClipWrapped'))
set_and_check(desc, 'PictureEssenceCoding',
mxf.util.find_essence_coding_label('DVBased_50_625_50'))
set_and_check(desc, 'StoredHeight', 288)
set_and_check(desc, 'StoredWidth', 720)
set_and_check(desc, 'SampledHeight', 288)
set_and_check(desc, 'SampledWidth', 288)
set_and_check(desc, 'SampledXOffset', 0)
set_and_check(desc, 'SampledYOffset', 0)
set_and_check(desc, 'DisplayHeight', 288)
set_and_check(desc, 'DisplayWidth', 720)
set_and_check(desc, 'DisplayXOffset', 0)
set_and_check(desc, 'DisplayYOffset', 0)
set_and_check(desc, 'FrameLayout', 1)
desc['VideoLineMap'].append(23)
desc['VideoLineMap'].append(335)
print 'CDCIEssenceDescriptor.VideoLineMap =', desc[
'VideoLineMap'].value
aspectRatio = "4/3"
set_and_check(desc, 'AspectRatio', aspectRatio)
set_and_check(desc, 'ImageAlignmentOffset', 1)
set_and_check(desc, 'ComponentDepth', 8)
set_and_check(desc, 'HorizontalSubsampling', 2)
set_and_check(desc, 'VerticalSubsampling', 1)
set_and_check(desc, 'ColorSiting', 4)
set_and_check(desc, 'BlackRefLevel', 16)
set_and_check(desc, 'WhiteReflevel', 235)
set_and_check(desc, 'ColorRange', 255)
resolutionID = 0x8e
frameSize = 288000
imageSize = 0
set_and_check(desc, 'ResolutionID', resolutionID)
set_and_check(desc, 'FrameSampleSize', frameSize)
set_and_check(desc, 'ImageSize', imageSize)
durationItem5 = desc['ContainerDuration']
ImageSizeItem = desc['ImageSize']
#Preface - ContentStorage - EssenceContainerData
ess_container = header.create_set("EssenceContainerData")
set_and_check(storage, 'EssenceContainerData', ess_container)
set_and_check(ess_container, 'LinkedPackageUID', sourcePackageUMID)
set_and_check(ess_container, 'IndexSID', indexSID)
set_and_check(ess_container, 'BodySID', bodySID)
# create header partition
header_partition = f.create_partition("header")
header_partition.append_essence_container(
DVBased_50_625_50_ClipWrapped)
print header_partition.operational_pattern_name
header_partition.operational_pattern_name = "NTracks_1SourceClip"
print header_partition.operational_pattern_name
f.write_partition(header_partition)
# Store current position in file for later
header_pos = f.tell()
f.write_header(header, header_partition)
# Create body partition
body = f.create_partition("body")
f.write_partition(body)
DVClipWrapped = mxf.util.find_essence_element_key('DVClipWrapped')
essence = f.create_essence(DVClipWrapped)
dv_file = os.path.join(files, "input.dv")
input_file = open(dv_file)
while True:
data = input_file.read(1024)
if not data:
break
essence.write(data)
#essence.import_from_file(dv_file)
duration = essence.size / frameSize
imageSize = essence.size
essence.complete_write()
essence.close()
# create footer partition
footer = f.create_partition("footer")
f.write_partition(footer)
index_seg = mxf.storage.IndexTableSegment()
indexSegmentUUID = uuid.uuid4()
index_seg.instanceUID = indexSegmentUUID
print index_seg.instanceUID
index_seg.edit_rate = "25/1"
print index_seg.edit_rate
index_seg.start_position = 0
index_seg.duration = duration
index_seg.edit_unit_byte_count = imageSize
index_seg.indexSID = indexSID
index_seg.bodySID = bodySID
index_seg.slice_count = 0
index_seg.pos_table_count = 0
f.write_index(index_seg, footer)
for item in (durationItem1, durationItem2, durationItem3,
durationItem4, durationItem5):
item.value = duration
ImageSizeItem.value = imageSize
f.update_header(header, header_partition, header_pos)
f.update_partitions()
f.close()
#dump(test_file)
f = mxf.open(test_file, 'r')
header = f.read_header()
#output = open("new.txt", 'w')
for set_item in header.iter_sets():
#print set_item.type_name
#output.write("%s\n" % str(set_item.type_name))
for item in set_item.iter_items():
pass
#print " ", item.name, item.type_name, item.key, item.length, item.value
#output.write(" %s %s %s %s %s\n" % (str(item.name), str(item.type_name), str(item.key), str(item.length), str(item.value)))
#output.close()
f.close()
value = None
try:
value = item.value
except:
value = item.raw_value
print traceback.format_exc()
if isinstance(value, mxf.metadata.MetaDataSet):
print space, " ", item.name, item.type_name, item.key, item.length, value
walk_metadata(value, space + " ")
elif isinstance(value, list):
print space, " ", item.name, item.type_name, item.key, item.length, value
for v in value:
if isinstance(v, mxf.metadata.MetaDataSet):
walk_metadata(v, space + " ")
else:
print space, " ", item.name, item.type_name, item.key, item.length, value
path = sys.argv[1]
f = mxf.open(path, "r")
preface = find_preface(f)
# print preface.type_name
walk_metadata(preface)
dump(f)
