From 9b982b55d9e47c82cff58fdc3fa777286ca063b5 Mon Sep 17 00:00:00 2001
From: "James E. Blair" <jeblair@redhat.com>
Date: Fri, 4 Jan 2019 16:03:53 -0800
Subject: [PATCH] Fix timing alignment due to codecs

A file opened with copen can return more characters than requested
from a read() call.  This can result in the playback running fast.

To correct this, read into a buffer and then pull from the buffer
as directed by the timing file.
---
 bin/TermRecord | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/bin/TermRecord b/bin/TermRecord
index 758ee34..7aec1d2 100755
--- a/bin/TermRecord
+++ b/bin/TermRecord
@@ -133,8 +133,12 @@ def scriptToJSON(scriptf, timing=None):
     with closing(scriptf):
         scriptf.readline() # ignore first header line from script file
         offset = 0
+        buf = ''
         for t in timing:
-            data = escapeString(scriptf.read(t[1]))
+            while (len(buf) < t[1]):
+                buf += scriptf.read(t[1])
+            data = escapeString(buf[:t[1]])
+            buf = buf[t[1]:]
             offset += t[0]
             ret.append((data, offset))
     return dumps(ret)