vobsub time-adjust tool by Gábor Farkas < gabor AH nekomancer POUM net >

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@15830 b3059339-0415-0410-9bf9-f77b7e298cf2

ChangeLog

@@ -6,7 +6,7 @@ MPlayer (1.0)
     * improved encoding guide
     * new technical encoding guide in DOCS/tech/encoding-guide.txt
       which is to be merged into the existing guide
-    * encoding tips for x264
+    * encoding tips for x264 and XviD
     * how to set up MEncoder for x264 support
     * misc improvements all over the place
 
@@ -65,6 +65,8 @@ MPlayer (1.0)
     * support for file:// syntax
     * -fb option removed, use the device suboption of -vo fbdev/fbdev2 instead
     * massive stream layer cleanup, all streams ported to the new API
+    * full gcc 4 support for IA-32 and AMD-64 ports
+    * TOOLS/vobshift.py: vobsub time-adjust tool
 
 
   pre7: "PatentCounter" April 16, 2005

TOOLS/README

@@ -401,6 +401,16 @@ Usage:        install-w32codecs.sh install
               install-w32codecs.sh uninstall
 
 
+vobshift.py
+
+Author:       Gábor Farkas
+
+Description:  Adjust the time-info in vobsub files
+
+Usage:        vobshift.py in.idx out.idx +8.3
+              Will shift the time by 8.3 seconds
+
+
 subrip.c
 
 Author:       Kim Minh Kaplan

TOOLS/vobshift.py

@@ -0,0 +1,58 @@
+#!/usr/bin/env python
+
+#usage: 
+#
+# vobshift.py in.idx out.idx -8.45
+#
+# this will read in in.idx,shift it by 8.45 seconds back,
+# and save it as out.idx
+#
+# license: i don't care ;)
+#
+
+import datetime
+import sys
+
+def tripletize(line):
+	begin = line[:11]
+	middle = line[11:23]
+	end = line[23:]
+	return (begin,middle,end)
+
+def text2delta(t):
+	h = int( t[0:2] )
+	m = int( t[3:5] )
+	s = int( t[6:8] )
+	milli = int( t[9:12] )
+	return datetime.timedelta(hours=h,minutes=m,seconds=s,milliseconds=milli)
+
+def delta2text(d):
+	t = str(d)
+	milli = t[8:11]
+	if len(milli) == 0: #fix for .000 seconds
+	    milli = '000'
+	return '0'+t[:7]+':'+milli
+
+def shift(line,seconds):
+	triplet = tripletize(line)
+	
+	base = text2delta(triplet[1])
+	base = base + datetime.timedelta(seconds=seconds)
+	base = delta2text(base)
+
+	return triplet[0]+base+triplet[2]
+
+INFILE  =sys.argv[1]
+OUTFILE =sys.argv[2]
+DIFF    =float(sys.argv[3])
+
+o = open(OUTFILE,'wt')
+
+
+for line in open(INFILE):
+    if line.startswith('timestamp'):
+	line = shift(line,DIFF)
+    
+    o.write(line)
+
+o.close()