mmaker/AddMarkersFromJSON
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feat: added initial midi support

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stysmmaker 2021-09-19 01:25:58 -04:00
parent a1963d3787
commit 759bfe4c39
Signed by: mmaker
GPG Key ID: CCE79B8FEDA40FB2
2 changed files with 24 additions and 1 deletions
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1
.gitignore vendored Normal file
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@ -0,0 +1 @@
*.json

24
MMaker_RPPJSON.py
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@ -1,10 +1,18 @@
import json, sys, rpp
from rich import print
def getSecondsFromPPQ(tempo, ppq, offset):
microseconds_per_tick = (60000 / tempo * 1000) / ppq
seconds_per_tick = microseconds_per_tick / 1000000
seconds = offset * seconds_per_tick
return seconds
try:
with open(sys.argv[1], "rb") as f:
data = f.read().decode("utf-8")
r = rpp.loads(data)
tempo = float(next(r.iterfind(".//TEMPO"))[1])
trackList = {}
for item in r.iterfind(".//TRACK"):
@ -15,7 +23,21 @@ try:
for pos in item.iterfind(".//POSITION"):
itemType = item.find(".//SOURCE").attrib
itemPos = float(pos[1])
if (itemType not in ["MIDI"]):
if (itemType[0] == "MIDI"):
ppq = 960
tick_offset = 0
for midiData in item.find(".//SOURCE").children:
if midiData[0] == 'HASDATA':
ppq = int(midiData[2])
if midiData[0] in ['e', 'E']:
if midiData[2].startswith('9') and midiData[4] != '00':
trackList[trackName].append(getSecondsFromPPQ(tempo, ppq, int(midiData[1]) + tick_offset) + itemPos)
tick_offset += int(midiData[1])
else:
print(itemType)
trackList[trackName].append(itemPos)
if (len(sys.argv) > 2):