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kdenlive_to_fcp.py
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kdenlive_to_fcp.py
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#!/usr/bin/env python
# encoding: utf-8
'''
check_kdenlive -- shortdesc
check_kdenlive is a description
It defines classes_and_methods
@author: Piotr Nikiel (based on kdenparse)
@copyright: 2014 organization_name. All rights reserved.
@license: license
@contact: user_email
@deffield updated: Updated
'''
import sys
import os
import re
import traceback
import uuid
from optparse import OptionParser
from kdenparse import KdenParse
from xml.dom.minidom import Element,Text,Document
media_folder="__media__"
def create_simple_element(name,value):
d=Document()
e=Element(name)
e.appendChild(d.createTextNode(value))
return e
def get_first_value(n):
return n.firstChild.data
def create_rate():
e=Element("rate")
e.appendChild(create_simple_element("ntsc", "FALSE"))
e.appendChild(create_simple_element("timebase", "25"))
return e
def get_property(properties,name):
for p in properties:
if p.getAttribute("name")==name:
return get_first_value(p)
return None
def producer_get_audio_channels_from_properties(properties):
audio_index = get_property(properties, "audio_index")
print "audio_index="+str(audio_index)
if int(audio_index) < 0:
# as experienced, this is still possible that audio stream exists ...
for i in range(0,2):
stream_type=get_property(properties, "meta.media."+str(i)+".stream.type")
if stream_type!=None and stream_type=="audio":
num_ch = get_property(properties, "meta.media."+str(i)+".codec.channels")
return num_ch
return 0
else:
return get_property(properties, "meta.media."+str(audio_index)+".codec.channels")
def get_audio_params_from_properties(properties):
""" returns [sample_rate, depth] """
sample_rate=-1
depth=-1
for i in range(0,2):
stream_type=get_property(properties, "meta.media."+str(i)+".stream.type")
if stream_type!=None and stream_type=="audio":
sample_rate = get_property(properties, "meta.media."+str(i)+".codec.sample_rate")
depth=16
return [sample_rate, depth]
used_files={}
def get_file_entry(resource,clip_len,properties):
resource_base_name = str(os.path.basename(resource))
fn = resource_base_name.split(".")[0]
o_file = Element("file")
o_file.setAttribute("id", fn)
if not used_files.has_key(resource_base_name):
used_files[resource_base_name]=resource
# here add info of file
# o_file.appendChild(create_simple_element("name", clip_resource_basename))
o_file.appendChild(create_simple_element("name", resource_base_name))
o_pathurl=create_simple_element("pathurl", resource)
o_file.appendChild(o_pathurl)
o_rate=Element("rate")
o_rate.appendChild(create_simple_element("timebase", "25"))
o_file.appendChild(o_rate)
o_file.appendChild(create_simple_element("duration", str(clip_len)))
o_file_media = Element("media")
video_index=get_property(properties, "video_index")
if int(video_index)>=0:
o_file_media_video = Element("video")
o_file_media_video.appendChild(create_simple_element("duration", str(clip_len)))
o_file_media.appendChild(o_file_media_video)
num_audio_channels=producer_get_audio_channels_from_properties(properties)
if int(num_audio_channels)>0:
o_file_media_audio = Element("audio")
[sample_rate, depth] = get_audio_params_from_properties(properties)
o_samplecharacteristics = Element("samplecharacteristics")
o_samplecharacteristics.appendChild(create_simple_element("samplerate", str(sample_rate)))
o_samplecharacteristics.appendChild(create_simple_element("depth", str(depth)))
o_file_media_audio.appendChild(o_samplecharacteristics)
o_file_media_audio_channelcount = create_simple_element("channelcount", num_audio_channels)
o_file_media_audio.appendChild(o_file_media_audio_channelcount)
o_file_media.appendChild(o_file_media_audio)
o_file.appendChild(o_file_media)
return o_file
clip_id=0
def create_clipitem_from_playlist_entry(k,e,properties,e_in,e_out,playlist_current_frame):
global clip_id
""" Creates clipitem element.
The subelements common to both audio and video clipitem (that is : name, duration, rate, in, out, start, end) are included """
e_len = e_out-e_in
o_clipitem = Element("clipitem")
resource = get_property(properties, "resource")
print resource
length = get_property(properties, "length")
resource_base_name = str(os.path.basename(resource))
o_clipitem.setAttribute("id", resource_base_name+"_"+str(clip_id))
clip_id = clip_id+1
print resource_base_name
o_clipitem.appendChild(create_simple_element("name", resource_base_name))
o_clipitem.appendChild(create_simple_element("duration", length))
o_clipitem.appendChild(create_rate())
o_clipitem.appendChild(create_simple_element("in", str(e_in)))
o_clipitem.appendChild(create_simple_element("out", str(e_out)))
o_clipitem.appendChild(create_simple_element("start", str(playlist_current_frame)))
o_clipitem.appendChild(create_simple_element("end", str(playlist_current_frame+e_len)))
return o_clipitem
def parse_playlist_entry(k,e, playlist_current_frame):
""" For each entry analyzes its producer and spits out:
- a list of video clips obtained from parsing the entry
- a 2 lists of audio clips obrained from parsing the entry
"""
video_clips=[]
audio_clips=[[],[]]
e_in = int(e.getAttribute("in"))
e_out = int(e.getAttribute("out"))
e_p = e.getAttribute("producer")
clip = k.getGivenProducer(e_p)
properties = clip.getElementsByTagName("property")
# check service
mlt_service=get_property(properties, "mlt_service")
if mlt_service!="avformat":
print "----------------------"
print "Service different from avformat: not supported yet! do it manually"
print "For resource given by producer:: "+str(e_p)
print "----------------------"
return [[],[[],[]]]
print "producer for this entry found"
clip_len = get_property(properties, "length")
audio_stream_index = get_property(properties, "audio_index")
video_stream_index = get_property(properties, "video_index")
if video_stream_index==None:
video_stream_index=-1
if audio_stream_index==None:
audio_stream_index=-1
if video_stream_index<0 and audio_stream_index<0:
print "----------------------------------------------------------"
print "Bizarre case: looks like clip with neither audio nor video"
print "For resource: "+get_property(properties, "resource")
print "----------------------------------------------------------"
print "video_stream_index="+str(video_stream_index)+" audio_stream_index="+str(audio_stream_index)
generated_clips=[]
if int(video_stream_index)>=0:
video_clip = create_clipitem_from_playlist_entry(k, e, properties, e_in, e_out, playlist_current_frame)
video_clip.appendChild(get_file_entry(get_property(properties, "resource"), clip_len, properties))
o_sourcetrack=Element("sourcetrack")
o_sourcetrack.appendChild(create_simple_element("mediatype", "video"))
video_clip.appendChild(o_sourcetrack)
video_clips.append(video_clip)
clip_dict={'clip':video_clip, 'mediatype':"video"}
generated_clips.append(clip_dict)
if int(audio_stream_index)>=0:
num_audio_channels=get_property(properties, "meta.media."+str(audio_stream_index)+".codec.channels")
# if we have one channel (mono) it should be added to both tracks
for audio_ch in range(0,2):
audio_clip = create_clipitem_from_playlist_entry(k, e, properties, e_in-3, e_out-3, playlist_current_frame)
audio_clip.appendChild(get_file_entry(get_property(properties, "resource"), clip_len, properties))
o_sourcetrack=Element("sourcetrack")
o_sourcetrack.appendChild(create_simple_element("mediatype", "audio"))
if int(num_audio_channels)>1:
o_sourcetrack.appendChild(create_simple_element("trackindex", str(audio_ch+1)))
else:
o_sourcetrack.appendChild(create_simple_element("trackindex", "1")) # mono track
audio_clip.appendChild(o_sourcetrack)
audio_clips[audio_ch].append(audio_clip)
clip_dict={'clip':audio_clip, 'mediatype':"audio"}
generated_clips.append(clip_dict)
# now establish links between the clips
for clip in generated_clips:
for linked_clip in generated_clips:
o_link=Element("link")
#import pdb; pdb.set_trace()
o_link.appendChild(create_simple_element("linkclipref", linked_clip['clip'].getAttribute("id")))
o_link.appendChild(create_simple_element("mediatype", linked_clip['mediatype']))
o_link.appendChild(create_simple_element("clipindex", "1"))
if linked_clip['mediatype']=="audio":
o_link.appendChild(create_simple_element("groupindex", "1"))
clip['clip'].appendChild(o_link)
return [video_clips,audio_clips]
def parse_playlist(k,playlist):
""" Goes through all entries of a playlist
Returns video_track and audio_track corresponding to the playlist
"""
fcp_video_track=Element("track") # should contain clipitems for video
fcp_audio_tracks=[Element("track"),Element("track")] # should contain clipitems for audio
for ch in range(0,2):
fcp_audio_tracks[ch].appendChild(create_simple_element("outputchannelindex", str(ch+1)))
entries=playlist.childNodes
playlist_current_frame = 0
print entries
for e in entries:
if e.nodeType!=e.ELEMENT_NODE:
continue
tagName=e.tagName
if tagName=="blank":
blank_len=e.getAttribute("length")
playlist_current_frame = playlist_current_frame + int(blank_len)
continue
else:
# okay so this is regular entry
[video_clips,audio_clips]=parse_playlist_entry(k,e,playlist_current_frame)
for video_clip in video_clips:
fcp_video_track.appendChild(video_clip)
for ch in range(0,2):
for audio_clip in audio_clips[ch]:
fcp_audio_tracks[ch].appendChild(audio_clip)
e_in = int(e.getAttribute("in"))
e_out = int(e.getAttribute("out"))
e_len=e_out-e_in
playlist_current_frame = playlist_current_frame + e_len
fcp_video_track.appendChild(create_simple_element("enabled", "TRUE") )
fcp_video_track.appendChild(create_simple_element("locked", "FALSE") )
for ch in range(0,2):
fcp_audio_tracks[ch].appendChild(create_simple_element("enabled", "TRUE") )
fcp_audio_tracks[ch].appendChild(create_simple_element("locked", "FALSE") )
return [fcp_video_track,fcp_audio_tracks]
def check(fname):
k = KdenParse(fname)
#tutaj utworz sekwencje
o_sequence = Element("sequence");
o_sequence.setAttribute("id", "seq_kdenlive");
o_sequence.appendChild(create_simple_element("uuid", str(uuid.uuid4()).upper()))
o_sequence.appendChild(create_simple_element("name", "seq_kdenlive"))
o_sequence.appendChild(create_simple_element("duration", "0"))
# TODO add duration
o_sequence.appendChild(create_rate())
o_timecode = Element("timecode")
o_timecode.appendChild(create_rate())
o_timecode.appendChild(create_simple_element("string", "01:00:00:00"))
o_timecode.appendChild(create_simple_element("frame", "90000"))
o_timecode.appendChild(create_simple_element("source", "source"))
o_timecode.appendChild(create_simple_element("displayformat", "NDF"))
o_sequence.appendChild(o_timecode)
o_media = Element ("media");
o_video = Element ("video");
o_audio = Element ("audio")
o_format = Element ("format")
o_samplecharacteristics = Element("samplecharacteristics")
o_samplecharacteristics.appendChild(create_simple_element("width","1920"))
o_samplecharacteristics.appendChild(create_simple_element("height","1080"))
o_samplecharacteristics.appendChild(create_simple_element("anamorphic","FALSE"))
o_samplecharacteristics.appendChild(create_simple_element("pixelaspectratio","Square"))
o_samplecharacteristics.appendChild(create_simple_element("fielddominance","upper"))
o_samplecharacteristics.appendChild(create_rate())
o_samplecharacteristics.appendChild(create_simple_element("colordepth", "24"))
o_codec=Element("codec")
o_codec.appendChild(create_simple_element("name", "AVID DNxHD Codec"))
o_samplecharacteristics.appendChild(o_codec)
o_format.appendChild(o_samplecharacteristics)
o_video.appendChild(o_format)
fcp_video_tracks=[]
fcp_audio_tracks=[]
maintractor = k.getMainTractor()
print "maintractor found"
# now find for video tracks
tracks=maintractor.getElementsByTagName("track")
videoTrackId=0
audioTrackId=0
audio_tracks_for_later=[]
for t in tracks:
if t.getAttribute("hide")=="video":
# this is audio track
print "skipping 'hide' track - will do later"
audio_tracks_for_later.append(t)
else:
# skip black_track
producer=t.getAttribute("producer")
if producer=="black_track":
print "skipping black track"
else:
# measn this is video track
videoTrackId=videoTrackId+1
print "not a black track"
print "TRACK: Video"+str(videoTrackId)
# lets look for playlist of such name
playlist=k.getGivenPlaylist(producer)
[fcp_video_track, fcp_audio_track] = parse_playlist(k, playlist)
if fcp_video_track!=None:
o_video.appendChild(fcp_video_track)
for track in range(0,2):
o_audio.appendChild(fcp_audio_track[track])
for t in audio_tracks_for_later:
print 'doing audio track postponed'
producer=t.getAttribute("producer")
# lets look for playlist of such name
playlist=k.getGivenPlaylist(producer)
[fcp_video_track, fcp_audio_track] = parse_playlist(k, playlist)
print "after parsing returned video_track="+str(fcp_video_track)+" audio_track="+str(fcp_audio_track)
for ch in range(0,2):
o_audio.appendChild(fcp_audio_track[ch])
# entries=playlist.childNodes
# print entries
# for e in entries:
# if e.nodeType!=e.ELEMENT_NODE:
# continue
# tagName=e.tagName
# if tagName=="blank":
# blank_len=e.getAttribute("length")
# playlist_current_frame = playlist_current_frame + int(blank_len)
# continue
# else:
# e_in = int(e.getAttribute("in"))
# e_out = int(e.getAttribute("out"))
# e_len=e_out-e_in
# e_p = e.getAttribute("producer")
# clip = k.getGivenProducer(e_p)
# print "producer for this entry found"
# properties = clip.getElementsByTagName("property")
# clip_resource=""
# clip_len="1"
# for my_prop in properties:
# n=my_prop.getAttribute("name")
# if n=="resource":
# clip_resource=get_first_value(my_prop)
# if n=="length":
# clip_len=get_first_value(my_prop)
# clip_resource_basename=os.path.basename(clip_resource)
#
# o_clipitem = Element("clipitem")
# o_clipitem.appendChild(create_simple_element("name", clip_resource_basename))
# o_clipitem.appendChild(create_simple_element("duration", str(e_len)))
# o_clipitem.appendChild(create_rate())
# o_clipitem.appendChild(create_simple_element("start", str(playlist_current_frame)))
# o_clipitem.appendChild(create_simple_element("end", str(playlist_current_frame+e_len)))
# o_clipitem.appendChild(create_simple_element("in", str(e_in)))
# o_clipitem.appendChild(create_simple_element("out", str(e_out)))
#
# o_file = Element("file")
# o_file.appendChild(create_simple_element("name", clip_resource_basename))
# o_pathurl=create_simple_element("pathurl", clip_resource)
# o_file.appendChild(o_pathurl)
# o_file.appendChild(create_simple_element("duration", clip_len))
# o_file_media = Element("media")
# o_file_media_video = Element("video")
# o_file_media_video.appendChild(create_simple_element("duration", clip_len))
# o_file_media_audio = Element("audio")
# o_file_media_audio_channelcount = create_simple_element("channelcount", producer_get_audio_channels_from_properties(properties))
# o_file_media_audio.appendChild(o_file_media_audio_channelcount)
# o_file_media.appendChild(o_file_media_video)
# o_file_media.appendChild(o_file_media_audio)
# o_file.appendChild(o_file_media)
#
# o_clipitem.appendChild(o_file)
# o_sourcetrack = Element("sourcetrack")
# o_sourcetrack.appendChild(create_simple_element("mediatype", "video"))
# o_clipitem.appendChild(o_sourcetrack)
# o_track.appendChild(o_clipitem)
# playlist_current_frame = playlist_current_frame+e_len
# o_track.appendChild(create_simple_element("enabled", "TRUE"))
# o_track.appendChild(create_simple_element("locked", "FALSE"))
# o_video.appendChild(o_track)
o_media.appendChild(o_video)
o_media.appendChild(o_audio)
o_sequence.appendChild(o_media)
#print o_sequence.toprettyxml(" ")
o_xmeml=Element("xmeml")
o_xmeml.setAttribute("version", "5")
o_sequence.appendChild(create_simple_element("ismasterclip", "FALSE"))
o_xmeml.appendChild(o_sequence)
f=file('fcp.xml','w')
o_xmeml.writexml(f,""," ","\n")
def main(argv=None):
'''Command line options.'''
fn=argv[1]
try:
# MAIN BODY #
print "Infile="+fn
check(fn)
except Exception, e:
print str(e)
traceback.print_exc()
return 2
sys.exit(main(sys.argv))