scripto

json2srt.py

@@ -0,0 +1,79 @@
+#!/usr/bin/env python3
+
+# by Bomboclat
+
+# for great justice!
+
+import sys
+import json
+import argparse
+from datetime import timedelta
+
+
+def convert(seconds):
+    sec_to_convert = seconds
+    converted_sec = timedelta(seconds = sec_to_convert)
+    dot = str(converted_sec).find('.')
+    if dot != -1:
+        timestamp = str(converted_sec)[:-3].replace('.',',')
+    else:
+        timestamp = str(converted_sec).replace('.',',')
+
+    return timestamp
+
+
+def write_file(srt, outfile):
+    for d in srt:
+        with open(outfile, 'a') as f:
+            for value in d.values():
+                f.write('%s\n' % (str(value)))
+
+    return 0
+
+
+def json_to_srt(f):
+    '''
+    SRT file format:
+
+    sequence number
+    two-hash arrow to separate beginning and ending timecodes
+    caption
+    empty line
+
+    example:
+    1
+    00:00:00,000 --> 00:00:04,440
+    here the subtitle caption string
+
+    2
+    -8<--snip!--
+    '''
+    srt = []
+    for d in f:
+        sequence_number = f.index(d) + 1
+        startstop = convert(float(d['start'])) + "  --> " + convert(float(d['end']))
+        #print(startstop)
+        new_sub = { 'seq': sequence_number, 'startstop': startstop, 'caption': d['content'], 'newline': '' }
+        srt.append(new_sub)
+
+    return srt
+
+
+def main():
+    # parse command line options
+    parser = argparse.ArgumentParser()
+    parser.add_argument('-i', '--infile', help='input file in json format', type=argparse.FileType('r'))
+    parser.add_argument('-o', '--outfile', action='store', dest='outfile', help="Directs the output to a name of your choice")
+    args = parser.parse_args()
+
+    # loads a list of dicts
+    f = json.load(args.infile)
+    outfile = args.outfile
+    srt = json_to_srt(f)
+    write_file(srt, outfile)
+
+    return 0
+
+
+if __name__ == '__main__':
+    sys.exit(main())